16 files changed, 3886 insertions, 5 deletions

diff --git a/arch/powerpc/platforms/chrp/gg2.h b/arch/powerpc/platforms/chrp/gg2.h
new file mode 100644
index 000000000000..341ae55b99fb
--- /dev/null
+++ b/arch/powerpc/platforms/chrp/gg2.h
@@ -0,0 +1,61 @@
+/*
+ *  include/asm-ppc/gg2.h -- VLSI VAS96011/12 `Golden Gate 2' register definitions
+ *
+ *  Copyright (C) 1997 Geert Uytterhoeven
+ *
+ *  This file is based on the following documentation:
+ *
+ *      The VAS96011/12 Chipset, Data Book, Edition 1.0
+ *      VLSI Technology, Inc.
+ *
+ *  This file is subject to the terms and conditions of the GNU General Public
+ *  License.  See the file COPYING in the main directory of this archive
+ *  for more details.
+ */
+
+#ifndef _ASMPPC_GG2_H
+#define _ASMPPC_GG2_H
+
+    /*
+     *  Memory Map (CHRP mode)
+     */
+
+#define GG2_PCI_MEM_BASE        0xc0000000      /* Peripheral memory space */
+#define GG2_ISA_MEM_BASE        0xf7000000      /* Peripheral memory alias */
+#define GG2_ISA_IO_BASE         0xf8000000      /* Peripheral I/O space */
+#define GG2_PCI_CONFIG_BASE     0xfec00000      /* PCI configuration space */
+#define GG2_INT_ACK_SPECIAL     0xfec80000      /* Interrupt acknowledge and */
+                                                /* special PCI cycles */
+#define GG2_ROM_BASE0           0xff000000      /* ROM bank 0 */
+#define GG2_ROM_BASE1           0xff800000      /* ROM bank 1 */
+
+
+    /*
+     *  GG2 specific PCI Registers
+     */
+
+extern void __iomem *gg2_pci_config_base;       /* kernel virtual address */
+
+#define GG2_PCI_BUSNO           0x40    /* Bus number */
+#define GG2_PCI_SUBBUSNO        0x41    /* Subordinate bus number */
+#define GG2_PCI_DISCCTR         0x42    /* Disconnect counter */
+#define GG2_PCI_PPC_CTRL        0x50    /* PowerPC interface control register */
+#define GG2_PCI_ADDR_MAP        0x5c    /* Address map */
+#define GG2_PCI_PCI_CTRL        0x60    /* PCI interface control register */
+#define GG2_PCI_ROM_CTRL        0x70    /* ROM interface control register */
+#define GG2_PCI_ROM_TIME        0x74    /* ROM timing */
+#define GG2_PCI_CC_CTRL         0x80    /* Cache controller control register */
+#define GG2_PCI_DRAM_BANK0      0x90    /* Control register for DRAM bank #0 */
+#define GG2_PCI_DRAM_BANK1      0x94    /* Control register for DRAM bank #1 */
+#define GG2_PCI_DRAM_BANK2      0x98    /* Control register for DRAM bank #2 */
+#define GG2_PCI_DRAM_BANK3      0x9c    /* Control register for DRAM bank #3 */
+#define GG2_PCI_DRAM_BANK4      0xa0    /* Control register for DRAM bank #4 */
+#define GG2_PCI_DRAM_BANK5      0xa4    /* Control register for DRAM bank #5 */
+#define GG2_PCI_DRAM_TIME0      0xb0    /* Timing parameters set #0 */
+#define GG2_PCI_DRAM_TIME1      0xb4    /* Timing parameters set #1 */
+#define GG2_PCI_DRAM_CTRL       0xc0    /* DRAM control */
+#define GG2_PCI_ERR_CTRL        0xd0    /* Error control register */
+#define GG2_PCI_ERR_STATUS      0xd4    /* Error status register */
+                                        /* Cleared when read */
+
+#endif /* _ASMPPC_GG2_H */
diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c
index 974952ed15cb..e43465d34d29 100644
--- a/arch/powerpc/platforms/chrp/pci.c
+++ b/arch/powerpc/platforms/chrp/pci.c
@@ -13,7 +13,6 @@
 #include <asm/irq.h>
 #include <asm/hydra.h>
 #include <asm/prom.h>
-#include <asm/gg2.h>
 #include <asm/machdep.h>
 #include <asm/sections.h>
 #include <asm/pci-bridge.h>
@@ -21,6 +20,7 @@
 #include <asm/rtas.h>
 
 #include "chrp.h"
+#include "gg2.h"
 
 /* LongTrail */
 void __iomem *gg2_pci_config_base;
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index dde5ef4dde35..96498ad7b943 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -37,7 +37,6 @@
 #include <asm/io.h>
 #include <asm/pgtable.h>
 #include <asm/prom.h>
-#include <asm/gg2.h>
 #include <asm/pci-bridge.h>
 #include <asm/dma.h>
 #include <asm/machdep.h>
@@ -51,6 +50,7 @@
 #include <asm/xmon.h>
 
 #include "chrp.h"
+#include "gg2.h"
 
 void rtas_indicator_progress(char *, unsigned short);
 
diff --git a/arch/powerpc/platforms/embedded6xx/linkstation.c b/arch/powerpc/platforms/embedded6xx/linkstation.c
index 8c60e0207d02..61ca02c2d644 100644
--- a/arch/powerpc/platforms/embedded6xx/linkstation.c
+++ b/arch/powerpc/platforms/embedded6xx/linkstation.c
@@ -18,9 +18,10 @@
 #include <asm/time.h>
 #include <asm/prom.h>
 #include <asm/mpic.h>
-#include <asm/mpc10x.h>
 #include <asm/pci-bridge.h>
 
+#include "mpc10x.h"
+
 static struct mtd_partition linkstation_physmap_partitions[] = {
         {
                 .name   = "mtd_firmimg",
diff --git a/arch/powerpc/platforms/embedded6xx/ls_uart.c b/arch/powerpc/platforms/embedded6xx/ls_uart.c
index f7a4def5eff4..0d9f1500a671 100644
--- a/arch/powerpc/platforms/embedded6xx/ls_uart.c
+++ b/arch/powerpc/platforms/embedded6xx/ls_uart.c
@@ -4,10 +4,11 @@
 #include <linux/serial_reg.h>
 #include <linux/serial_8250.h>
 #include <asm/io.h>
-#include <asm/mpc10x.h>
 #include <asm/prom.h>
 #include <asm/termbits.h>
 
+#include "mpc10x.h"
+
 static void __iomem *avr_addr;
 static unsigned long avr_clock;
 
diff --git a/arch/powerpc/platforms/embedded6xx/mpc10x.h b/arch/powerpc/platforms/embedded6xx/mpc10x.h
new file mode 100644
index 000000000000..b30a6a3b5bd2
--- /dev/null
+++ b/arch/powerpc/platforms/embedded6xx/mpc10x.h
@@ -0,0 +1,180 @@
+/*
+ * Common routines for the Motorola SPS MPC106/8240/107 Host bridge/Mem
+ * ctlr/EPIC/etc.
+ *
+ * Author: Mark A. Greer
+ *         mgreer@mvista.com
+ *
+ * 2001 (c) MontaVista, Software, Inc.  This file is licensed under
+ * the terms of the GNU General Public License version 2.  This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+#ifndef __PPC_KERNEL_MPC10X_H
+#define __PPC_KERNEL_MPC10X_H
+
+#include <linux/pci_ids.h>
+#include <asm/pci-bridge.h>
+
+/*
+ * The values here don't completely map everything but should work in most
+ * cases.
+ *
+ * MAP A (PReP Map)
+ *   Processor: 0x80000000 - 0x807fffff -> PCI I/O: 0x00000000 - 0x007fffff
+ *   Processor: 0xc0000000 - 0xdfffffff -> PCI MEM: 0x00000000 - 0x1fffffff
+ *   PCI MEM:   0x80000000 -> Processor System Memory: 0x00000000
+ *   EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
+ *
+ * MAP B (CHRP Map)
+ *   Processor: 0xfe000000 - 0xfebfffff -> PCI I/O: 0x00000000 - 0x00bfffff
+ *   Processor: 0x80000000 - 0xbfffffff -> PCI MEM: 0x80000000 - 0xbfffffff
+ *   PCI MEM:   0x00000000 -> Processor System Memory: 0x00000000
+ *   EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
+ */
+
+/*
+ * Define the vendor/device IDs for the various bridges--should be added to
+ * <linux/pci_ids.h>
+ */
+#define MPC10X_BRIDGE_106       ((PCI_DEVICE_ID_MOTOROLA_MPC106 << 16) |  \
+                                  PCI_VENDOR_ID_MOTOROLA)
+#define MPC10X_BRIDGE_8240      ((0x0003 << 16) | PCI_VENDOR_ID_MOTOROLA)
+#define MPC10X_BRIDGE_107       ((0x0004 << 16) | PCI_VENDOR_ID_MOTOROLA)
+#define MPC10X_BRIDGE_8245      ((0x0006 << 16) | PCI_VENDOR_ID_MOTOROLA)
+
+/* Define the type of map to use */
+#define MPC10X_MEM_MAP_A                1
+#define MPC10X_MEM_MAP_B                2
+
+/* Map A (PReP Map) Defines */
+#define MPC10X_MAPA_CNFG_ADDR           0x80000cf8
+#define MPC10X_MAPA_CNFG_DATA           0x80000cfc
+
+#define MPC10X_MAPA_ISA_IO_BASE         0x80000000
+#define MPC10X_MAPA_ISA_MEM_BASE        0xc0000000
+#define MPC10X_MAPA_DRAM_OFFSET         0x80000000
+
+#define MPC10X_MAPA_PCI_INTACK_ADDR     0xbffffff0
+#define MPC10X_MAPA_PCI_IO_START        0x00000000
+#define MPC10X_MAPA_PCI_IO_END         (0x00800000 - 1)
+#define MPC10X_MAPA_PCI_MEM_START       0x00000000
+#define MPC10X_MAPA_PCI_MEM_END        (0x20000000 - 1)
+
+#define MPC10X_MAPA_PCI_MEM_OFFSET      (MPC10X_MAPA_ISA_MEM_BASE -     \
+                                         MPC10X_MAPA_PCI_MEM_START)
+
+/* Map B (CHRP Map) Defines */
+#define MPC10X_MAPB_CNFG_ADDR           0xfec00000
+#define MPC10X_MAPB_CNFG_DATA           0xfee00000
+
+#define MPC10X_MAPB_ISA_IO_BASE         0xfe000000
+#define MPC10X_MAPB_ISA_MEM_BASE        0x80000000
+#define MPC10X_MAPB_DRAM_OFFSET         0x00000000
+
+#define MPC10X_MAPB_PCI_INTACK_ADDR     0xfef00000
+#define MPC10X_MAPB_PCI_IO_START        0x00000000
+#define MPC10X_MAPB_PCI_IO_END         (0x00c00000 - 1)
+#define MPC10X_MAPB_PCI_MEM_START       0x80000000
+#define MPC10X_MAPB_PCI_MEM_END        (0xc0000000 - 1)
+
+#define MPC10X_MAPB_PCI_MEM_OFFSET      (MPC10X_MAPB_ISA_MEM_BASE -     \
+                                         MPC10X_MAPB_PCI_MEM_START)
+
+/* Set hose members to values appropriate for the mem map used */
+#define MPC10X_SETUP_HOSE(hose, map) {                                  \
+        (hose)->pci_mem_offset = MPC10X_MAP##map##_PCI_MEM_OFFSET;      \
+        (hose)->io_space.start = MPC10X_MAP##map##_PCI_IO_START;        \
+        (hose)->io_space.end = MPC10X_MAP##map##_PCI_IO_END;            \
+        (hose)->mem_space.start = MPC10X_MAP##map##_PCI_MEM_START;      \
+        (hose)->mem_space.end = MPC10X_MAP##map##_PCI_MEM_END;          \
+        (hose)->io_base_virt = (void *)MPC10X_MAP##map##_ISA_IO_BASE;   \
+}
+
+
+/* Miscellaneous Configuration register offsets */
+#define MPC10X_CFG_PIR_REG              0x09
+#define MPC10X_CFG_PIR_HOST_BRIDGE      0x00
+#define MPC10X_CFG_PIR_AGENT            0x01
+
+#define MPC10X_CFG_EUMBBAR              0x78
+
+#define MPC10X_CFG_PICR1_REG            0xa8
+#define MPC10X_CFG_PICR1_ADDR_MAP_MASK  0x00010000
+#define MPC10X_CFG_PICR1_ADDR_MAP_A     0x00010000
+#define MPC10X_CFG_PICR1_ADDR_MAP_B     0x00000000
+#define MPC10X_CFG_PICR1_SPEC_PCI_RD    0x00000004
+#define MPC10X_CFG_PICR1_ST_GATH_EN     0x00000040
+
+#define MPC10X_CFG_PICR2_REG            0xac
+#define MPC10X_CFG_PICR2_COPYBACK_OPT   0x00000001
+
+#define MPC10X_CFG_MAPB_OPTIONS_REG     0xe0
+#define MPC10X_CFG_MAPB_OPTIONS_CFAE    0x80    /* CPU_FD_ALIAS_EN */
+#define MPC10X_CFG_MAPB_OPTIONS_PFAE    0x40    /* PCI_FD_ALIAS_EN */
+#define MPC10X_CFG_MAPB_OPTIONS_DR      0x20    /* DLL_RESET */
+#define MPC10X_CFG_MAPB_OPTIONS_PCICH   0x08    /* PCI_COMPATIBILITY_HOLE */
+#define MPC10X_CFG_MAPB_OPTIONS_PROCCH  0x04    /* PROC_COMPATIBILITY_HOLE */
+
+/* Define offsets for the memory controller registers in the config space */
+#define MPC10X_MCTLR_MEM_START_1        0x80    /* Banks 0-3 */
+#define MPC10X_MCTLR_MEM_START_2        0x84    /* Banks 4-7 */
+#define MPC10X_MCTLR_EXT_MEM_START_1    0x88    /* Banks 0-3 */
+#define MPC10X_MCTLR_EXT_MEM_START_2    0x8c    /* Banks 4-7 */
+
+#define MPC10X_MCTLR_MEM_END_1          0x90    /* Banks 0-3 */
+#define MPC10X_MCTLR_MEM_END_2          0x94    /* Banks 4-7 */
+#define MPC10X_MCTLR_EXT_MEM_END_1      0x98    /* Banks 0-3 */
+#define MPC10X_MCTLR_EXT_MEM_END_2      0x9c    /* Banks 4-7 */
+
+#define MPC10X_MCTLR_MEM_BANK_ENABLES   0xa0
+
+/* Define some offset in the EUMB */
+#define MPC10X_EUMB_SIZE                0x00100000 /* Total EUMB size (1MB) */
+
+#define MPC10X_EUMB_MU_OFFSET           0x00000000 /* Msg Unit reg offset */
+#define MPC10X_EUMB_MU_SIZE             0x00001000 /* Msg Unit reg size */
+#define MPC10X_EUMB_DMA_OFFSET          0x00001000 /* DMA Unit reg offset */
+#define MPC10X_EUMB_DMA_SIZE            0x00001000 /* DMA Unit reg size  */
+#define MPC10X_EUMB_ATU_OFFSET          0x00002000 /* Addr xlate reg offset */
+#define MPC10X_EUMB_ATU_SIZE            0x00001000 /* Addr xlate reg size  */
+#define MPC10X_EUMB_I2C_OFFSET          0x00003000 /* I2C Unit reg offset */
+#define MPC10X_EUMB_I2C_SIZE            0x00001000 /* I2C Unit reg size  */
+#define MPC10X_EUMB_DUART_OFFSET        0x00004000 /* DUART Unit reg offset (8245) */
+#define MPC10X_EUMB_DUART_SIZE          0x00001000 /* DUART Unit reg size (8245) */
+#define MPC10X_EUMB_EPIC_OFFSET         0x00040000 /* EPIC offset in EUMB */
+#define MPC10X_EUMB_EPIC_SIZE           0x00030000 /* EPIC size */
+#define MPC10X_EUMB_PM_OFFSET           0x000fe000 /* Performance Monitor reg offset (8245) */
+#define MPC10X_EUMB_PM_SIZE             0x00001000 /* Performance Monitor reg size (8245) */
+#define MPC10X_EUMB_WP_OFFSET           0x000ff000 /* Data path diagnostic, watchpoint reg offset */
+#define MPC10X_EUMB_WP_SIZE             0x00001000 /* Data path diagnostic, watchpoint reg size */
+
+/*
+ * Define some recommended places to put the EUMB regs.
+ * For both maps, recommend putting the EUMB from 0xeff00000 to 0xefffffff.
+ */
+extern unsigned long                    ioremap_base;
+#define MPC10X_MAPA_EUMB_BASE           (ioremap_base - MPC10X_EUMB_SIZE)
+#define MPC10X_MAPB_EUMB_BASE           MPC10X_MAPA_EUMB_BASE
+
+enum ppc_sys_devices {
+        MPC10X_IIC1,
+        MPC10X_DMA0,
+        MPC10X_DMA1,
+        MPC10X_UART0,
+        MPC10X_UART1,
+        NUM_PPC_SYS_DEVS,
+};
+
+int mpc10x_bridge_init(struct pci_controller *hose,
+                       uint current_map,
+                       uint new_map,
+                       uint phys_eumb_base);
+unsigned long mpc10x_get_mem_size(uint mem_map);
+int mpc10x_enable_store_gathering(struct pci_controller *hose);
+int mpc10x_disable_store_gathering(struct pci_controller *hose);
+
+/* For MPC107 boards that use the built-in openpic */
+void mpc10x_set_openpic(void);
+
+#endif  /* __PPC_KERNEL_MPC10X_H */
diff --git a/drivers/macintosh/ans-lcd.c b/drivers/macintosh/ans-lcd.c
index e54c4d9f6365..73c50bc02095 100644
--- a/drivers/macintosh/ans-lcd.c
+++ b/drivers/macintosh/ans-lcd.c
@@ -14,9 +14,10 @@
 #include <asm/uaccess.h>
 #include <asm/sections.h>
 #include <asm/prom.h>
-#include <asm/ans-lcd.h>
 #include <asm/io.h>
 
+#include "ans-lcd.h"
+
 #define ANSLCD_ADDR             0xf301c000
 #define ANSLCD_CTRL_IX 0x00
 #define ANSLCD_DATA_IX 0x10
diff --git a/include/asm-ppc/ans-lcd.h b/drivers/macintosh/ans-lcd.h
index d795b9fd2db6..d795b9fd2db6 100644
--- a/include/asm-ppc/ans-lcd.h
+++ b/drivers/macintosh/ans-lcd.h
diff --git a/include/asm-powerpc/8xx_immap.h b/include/asm-powerpc/8xx_immap.h
new file mode 100644
index 000000000000..1311cefdfd30
--- /dev/null
+++ b/include/asm-powerpc/8xx_immap.h
@@ -0,0 +1,564 @@
+/*
+ * MPC8xx Internal Memory Map
+ * Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
+ *
+ * The I/O on the MPC860 is comprised of blocks of special registers
+ * and the dual port ram for the Communication Processor Module.
+ * Within this space are functional units such as the SIU, memory
+ * controller, system timers, and other control functions.  It is
+ * a combination that I found difficult to separate into logical
+ * functional files.....but anyone else is welcome to try.  -- Dan
+ */
+#ifdef __KERNEL__
+#ifndef __IMMAP_8XX__
+#define __IMMAP_8XX__
+
+/* System configuration registers.
+*/
+typedef struct sys_conf {
+        uint    sc_siumcr;
+        uint    sc_sypcr;
+        uint    sc_swt;
+        char    res1[2];
+        ushort  sc_swsr;
+        uint    sc_sipend;
+        uint    sc_simask;
+        uint    sc_siel;
+        uint    sc_sivec;
+        uint    sc_tesr;
+        char    res2[0xc];
+        uint    sc_sdcr;
+        char    res3[0x4c];
+} sysconf8xx_t;
+
+/* PCMCIA configuration registers.
+*/
+typedef struct pcmcia_conf {
+        uint    pcmc_pbr0;
+        uint    pcmc_por0;
+        uint    pcmc_pbr1;
+        uint    pcmc_por1;
+        uint    pcmc_pbr2;
+        uint    pcmc_por2;
+        uint    pcmc_pbr3;
+        uint    pcmc_por3;
+        uint    pcmc_pbr4;
+        uint    pcmc_por4;
+        uint    pcmc_pbr5;
+        uint    pcmc_por5;
+        uint    pcmc_pbr6;
+        uint    pcmc_por6;
+        uint    pcmc_pbr7;
+        uint    pcmc_por7;
+        char    res1[0x20];
+        uint    pcmc_pgcra;
+        uint    pcmc_pgcrb;
+        uint    pcmc_pscr;
+        char    res2[4];
+        uint    pcmc_pipr;
+        char    res3[4];
+        uint    pcmc_per;
+        char    res4[4];
+} pcmconf8xx_t;
+
+/* Memory controller registers.
+*/
+typedef struct  mem_ctlr {
+        uint    memc_br0;
+        uint    memc_or0;
+        uint    memc_br1;
+        uint    memc_or1;
+        uint    memc_br2;
+        uint    memc_or2;
+        uint    memc_br3;
+        uint    memc_or3;
+        uint    memc_br4;
+        uint    memc_or4;
+        uint    memc_br5;
+        uint    memc_or5;
+        uint    memc_br6;
+        uint    memc_or6;
+        uint    memc_br7;
+        uint    memc_or7;
+        char    res1[0x24];
+        uint    memc_mar;
+        uint    memc_mcr;
+        char    res2[4];
+        uint    memc_mamr;
+        uint    memc_mbmr;
+        ushort  memc_mstat;
+        ushort  memc_mptpr;
+        uint    memc_mdr;
+        char    res3[0x80];
+} memctl8xx_t;
+
+/*-----------------------------------------------------------------------
+ * BR - Memory Controler: Base Register                                 16-9
+ */
+#define BR_BA_MSK       0xffff8000      /* Base Address Mask                    */
+#define BR_AT_MSK       0x00007000      /* Address Type Mask                    */
+#define BR_PS_MSK       0x00000c00      /* Port Size Mask                       */
+#define BR_PS_32        0x00000000      /* 32 bit port size                     */
+#define BR_PS_16        0x00000800      /* 16 bit port size                     */
+#define BR_PS_8         0x00000400      /*  8 bit port size                     */
+#define BR_PARE         0x00000200      /* Parity Enable                        */
+#define BR_WP           0x00000100      /* Write Protect                        */
+#define BR_MS_MSK       0x000000c0      /* Machine Select Mask                  */
+#define BR_MS_GPCM      0x00000000      /* G.P.C.M. Machine Select              */
+#define BR_MS_UPMA      0x00000080      /* U.P.M.A Machine Select               */
+#define BR_MS_UPMB      0x000000c0      /* U.P.M.B Machine Select               */
+#define BR_V            0x00000001      /* Bank Valid                           */
+
+/*-----------------------------------------------------------------------
+ * OR - Memory Controler: Option Register                               16-11
+ */
+#define OR_AM_MSK       0xffff8000      /* Address Mask Mask                    */
+#define OR_ATM_MSK      0x00007000      /* Address Type Mask Mask               */
+#define OR_CSNT_SAM     0x00000800      /* Chip Select Negation Time/ Start     */
+                                        /* Address Multiplex                    */
+#define OR_ACS_MSK      0x00000600      /* Address to Chip Select Setup mask    */
+#define OR_ACS_DIV1     0x00000000      /* CS is output at the same time        */
+#define OR_ACS_DIV4     0x00000400      /* CS is output 1/4 a clock later       */
+#define OR_ACS_DIV2     0x00000600      /* CS is output 1/2 a clock later       */
+#define OR_G5LA         0x00000400      /* Output #GPL5 on #GPL_A5              */
+#define OR_G5LS         0x00000200      /* Drive #GPL high on falling edge of...*/
+#define OR_BI           0x00000100      /* Burst inhibit                        */
+#define OR_SCY_MSK      0x000000f0      /* Cycle Lenght in Clocks               */
+#define OR_SCY_0_CLK    0x00000000      /* 0 clock cycles wait states           */
+#define OR_SCY_1_CLK    0x00000010      /* 1 clock cycles wait states           */
+#define OR_SCY_2_CLK    0x00000020      /* 2 clock cycles wait states           */
+#define OR_SCY_3_CLK    0x00000030      /* 3 clock cycles wait states           */
+#define OR_SCY_4_CLK    0x00000040      /* 4 clock cycles wait states           */
+#define OR_SCY_5_CLK    0x00000050      /* 5 clock cycles wait states           */
+#define OR_SCY_6_CLK    0x00000060      /* 6 clock cycles wait states           */
+#define OR_SCY_7_CLK    0x00000070      /* 7 clock cycles wait states           */
+#define OR_SCY_8_CLK    0x00000080      /* 8 clock cycles wait states           */
+#define OR_SCY_9_CLK    0x00000090      /* 9 clock cycles wait states           */
+#define OR_SCY_10_CLK   0x000000a0      /* 10 clock cycles wait states          */
+#define OR_SCY_11_CLK   0x000000b0      /* 11 clock cycles wait states          */
+#define OR_SCY_12_CLK   0x000000c0      /* 12 clock cycles wait states          */
+#define OR_SCY_13_CLK   0x000000d0      /* 13 clock cycles wait states          */
+#define OR_SCY_14_CLK   0x000000e0      /* 14 clock cycles wait states          */
+#define OR_SCY_15_CLK   0x000000f0      /* 15 clock cycles wait states          */
+#define OR_SETA         0x00000008      /* External Transfer Acknowledge        */
+#define OR_TRLX         0x00000004      /* Timing Relaxed                       */
+#define OR_EHTR         0x00000002      /* Extended Hold Time on Read           */
+
+/* System Integration Timers.
+*/
+typedef struct  sys_int_timers {
+        ushort  sit_tbscr;
+        char    res0[0x02];
+        uint    sit_tbreff0;
+        uint    sit_tbreff1;
+        char    res1[0x14];
+        ushort  sit_rtcsc;
+        char    res2[0x02];
+        uint    sit_rtc;
+        uint    sit_rtsec;
+        uint    sit_rtcal;
+        char    res3[0x10];
+        ushort  sit_piscr;
+        char    res4[2];
+        uint    sit_pitc;
+        uint    sit_pitr;
+        char    res5[0x34];
+} sit8xx_t;
+
+#define TBSCR_TBIRQ_MASK        ((ushort)0xff00)
+#define TBSCR_REFA              ((ushort)0x0080)
+#define TBSCR_REFB              ((ushort)0x0040)
+#define TBSCR_REFAE             ((ushort)0x0008)
+#define TBSCR_REFBE             ((ushort)0x0004)
+#define TBSCR_TBF               ((ushort)0x0002)
+#define TBSCR_TBE               ((ushort)0x0001)
+
+#define RTCSC_RTCIRQ_MASK       ((ushort)0xff00)
+#define RTCSC_SEC               ((ushort)0x0080)
+#define RTCSC_ALR               ((ushort)0x0040)
+#define RTCSC_38K               ((ushort)0x0010)
+#define RTCSC_SIE               ((ushort)0x0008)
+#define RTCSC_ALE               ((ushort)0x0004)
+#define RTCSC_RTF               ((ushort)0x0002)
+#define RTCSC_RTE               ((ushort)0x0001)
+
+#define PISCR_PIRQ_MASK         ((ushort)0xff00)
+#define PISCR_PS                ((ushort)0x0080)
+#define PISCR_PIE               ((ushort)0x0004)
+#define PISCR_PTF               ((ushort)0x0002)
+#define PISCR_PTE               ((ushort)0x0001)
+
+/* Clocks and Reset.
+*/
+typedef struct clk_and_reset {
+        uint    car_sccr;
+        uint    car_plprcr;
+        uint    car_rsr;
+        char    res[0x74];        /* Reserved area                  */
+} car8xx_t;
+
+/* System Integration Timers keys.
+*/
+typedef struct sitk {
+        uint    sitk_tbscrk;
+        uint    sitk_tbreff0k;
+        uint    sitk_tbreff1k;
+        uint    sitk_tbk;
+        char    res1[0x10];
+        uint    sitk_rtcsck;
+        uint    sitk_rtck;
+        uint    sitk_rtseck;
+        uint    sitk_rtcalk;
+        char    res2[0x10];
+        uint    sitk_piscrk;
+        uint    sitk_pitck;
+        char    res3[0x38];
+} sitk8xx_t;
+
+/* Clocks and reset keys.
+*/
+typedef struct cark {
+        uint    cark_sccrk;
+        uint    cark_plprcrk;
+        uint    cark_rsrk;
+        char    res[0x474];
+} cark8xx_t;
+
+/* The key to unlock registers maintained by keep-alive power.
+*/
+#define KAPWR_KEY       ((unsigned int)0x55ccaa33)
+
+/* Video interface.  MPC823 Only.
+*/
+typedef struct vid823 {
+        ushort  vid_vccr;
+        ushort  res1;
+        u_char  vid_vsr;
+        u_char  res2;
+        u_char  vid_vcmr;
+        u_char  res3;
+        uint    vid_vbcb;
+        uint    res4;
+        uint    vid_vfcr0;
+        uint    vid_vfaa0;
+        uint    vid_vfba0;
+        uint    vid_vfcr1;
+        uint    vid_vfaa1;
+        uint    vid_vfba1;
+        u_char  res5[0x18];
+} vid823_t;
+
+/* LCD interface.  823 Only.
+*/
+typedef struct lcd {
+        uint    lcd_lccr;
+        uint    lcd_lchcr;
+        uint    lcd_lcvcr;
+        char    res1[4];
+        uint    lcd_lcfaa;
+        uint    lcd_lcfba;
+        char    lcd_lcsr;
+        char    res2[0x7];
+} lcd823_t;
+
+/* I2C
+*/
+typedef struct i2c {
+        u_char  i2c_i2mod;
+        char    res1[3];
+        u_char  i2c_i2add;
+        char    res2[3];
+        u_char  i2c_i2brg;
+        char    res3[3];
+        u_char  i2c_i2com;
+        char    res4[3];
+        u_char  i2c_i2cer;
+        char    res5[3];
+        u_char  i2c_i2cmr;
+        char    res6[0x8b];
+} i2c8xx_t;
+
+/* DMA control/status registers.
+*/
+typedef struct sdma_csr {
+        char    res1[4];
+        uint    sdma_sdar;
+        u_char  sdma_sdsr;
+        char    res3[3];
+        u_char  sdma_sdmr;
+        char    res4[3];
+        u_char  sdma_idsr1;
+        char    res5[3];
+        u_char  sdma_idmr1;
+        char    res6[3];
+        u_char  sdma_idsr2;
+        char    res7[3];
+        u_char  sdma_idmr2;
+        char    res8[0x13];
+} sdma8xx_t;
+
+/* Communication Processor Module Interrupt Controller.
+*/
+typedef struct cpm_ic {
+        ushort  cpic_civr;
+        char    res[0xe];
+        uint    cpic_cicr;
+        uint    cpic_cipr;
+        uint    cpic_cimr;
+        uint    cpic_cisr;
+} cpic8xx_t;
+
+/* Input/Output Port control/status registers.
+*/
+typedef struct io_port {
+        ushort  iop_padir;
+        ushort  iop_papar;
+        ushort  iop_paodr;
+        ushort  iop_padat;
+        char    res1[8];
+        ushort  iop_pcdir;
+        ushort  iop_pcpar;
+        ushort  iop_pcso;
+        ushort  iop_pcdat;
+        ushort  iop_pcint;
+        char    res2[6];
+        ushort  iop_pddir;
+        ushort  iop_pdpar;
+        char    res3[2];
+        ushort  iop_pddat;
+        uint    utmode;
+        char    res4[4];
+} iop8xx_t;
+
+/* Communication Processor Module Timers
+*/
+typedef struct cpm_timers {
+        ushort  cpmt_tgcr;
+        char    res1[0xe];
+        ushort  cpmt_tmr1;
+        ushort  cpmt_tmr2;
+        ushort  cpmt_trr1;
+        ushort  cpmt_trr2;
+        ushort  cpmt_tcr1;
+        ushort  cpmt_tcr2;
+        ushort  cpmt_tcn1;
+        ushort  cpmt_tcn2;
+        ushort  cpmt_tmr3;
+        ushort  cpmt_tmr4;
+        ushort  cpmt_trr3;
+        ushort  cpmt_trr4;
+        ushort  cpmt_tcr3;
+        ushort  cpmt_tcr4;
+        ushort  cpmt_tcn3;
+        ushort  cpmt_tcn4;
+        ushort  cpmt_ter1;
+        ushort  cpmt_ter2;
+        ushort  cpmt_ter3;
+        ushort  cpmt_ter4;
+        char    res2[8];
+} cpmtimer8xx_t;
+
+/* Finally, the Communication Processor stuff.....
+*/
+typedef struct scc {            /* Serial communication channels */
+        uint    scc_gsmrl;
+        uint    scc_gsmrh;
+        ushort  scc_psmr;
+        char    res1[2];
+        ushort  scc_todr;
+        ushort  scc_dsr;
+        ushort  scc_scce;
+        char    res2[2];
+        ushort  scc_sccm;
+        char    res3;
+        u_char  scc_sccs;
+        char    res4[8];
+} scc_t;
+
+typedef struct smc {            /* Serial management channels */
+        char    res1[2];
+        ushort  smc_smcmr;
+        char    res2[2];
+        u_char  smc_smce;
+        char    res3[3];
+        u_char  smc_smcm;
+        char    res4[5];
+} smc_t;
+
+/* MPC860T Fast Ethernet Controller.  It isn't part of the CPM, but
+ * it fits within the address space.
+ */
+
+typedef struct fec {
+        uint    fec_addr_low;           /* lower 32 bits of station address     */
+        ushort  fec_addr_high;          /* upper 16 bits of station address     */
+        ushort  res1;                   /* reserved                             */
+        uint    fec_hash_table_high;    /* upper 32-bits of hash table          */
+        uint    fec_hash_table_low;     /* lower 32-bits of hash table          */
+        uint    fec_r_des_start;        /* beginning of Rx descriptor ring      */
+        uint    fec_x_des_start;        /* beginning of Tx descriptor ring      */
+        uint    fec_r_buff_size;        /* Rx buffer size                       */
+        uint    res2[9];                /* reserved                             */
+        uint    fec_ecntrl;             /* ethernet control register            */
+        uint    fec_ievent;             /* interrupt event register             */
+        uint    fec_imask;              /* interrupt mask register              */
+        uint    fec_ivec;               /* interrupt level and vector status    */
+        uint    fec_r_des_active;       /* Rx ring updated flag                 */
+        uint    fec_x_des_active;       /* Tx ring updated flag                 */
+        uint    res3[10];               /* reserved                             */
+        uint    fec_mii_data;           /* MII data register                    */
+        uint    fec_mii_speed;          /* MII speed control register           */
+        uint    res4[17];               /* reserved                             */
+        uint    fec_r_bound;            /* end of RAM (read-only)               */
+        uint    fec_r_fstart;           /* Rx FIFO start address                */
+        uint    res5[6];                /* reserved                             */
+        uint    fec_x_fstart;           /* Tx FIFO start address                */
+        uint    res6[17];               /* reserved                             */
+        uint    fec_fun_code;           /* fec SDMA function code               */
+        uint    res7[3];                /* reserved                             */
+        uint    fec_r_cntrl;            /* Rx control register                  */
+        uint    fec_r_hash;             /* Rx hash register                     */
+        uint    res8[14];               /* reserved                             */
+        uint    fec_x_cntrl;            /* Tx control register                  */
+        uint    res9[0x1e];             /* reserved                             */
+} fec_t;
+
+/* The FEC and LCD color map share the same address space....
+ * I guess we will never see an 823T :-).
+ */
+union fec_lcd {
+        fec_t   fl_un_fec;
+        u_char  fl_un_cmap[0x200];
+};
+
+typedef struct comm_proc {
+        /* General control and status registers.
+        */
+        ushort  cp_cpcr;
+        u_char  res1[2];
+        ushort  cp_rccr;
+        u_char  res2;
+        u_char  cp_rmds;
+        u_char  res3[4];
+        ushort  cp_cpmcr1;
+        ushort  cp_cpmcr2;
+        ushort  cp_cpmcr3;
+        ushort  cp_cpmcr4;
+        u_char  res4[2];
+        ushort  cp_rter;
+        u_char  res5[2];
+        ushort  cp_rtmr;
+        u_char  res6[0x14];
+
+        /* Baud rate generators.
+        */
+        uint    cp_brgc1;
+        uint    cp_brgc2;
+        uint    cp_brgc3;
+        uint    cp_brgc4;
+
+        /* Serial Communication Channels.
+        */
+        scc_t   cp_scc[4];
+
+        /* Serial Management Channels.
+        */
+        smc_t   cp_smc[2];
+
+        /* Serial Peripheral Interface.
+        */
+        ushort  cp_spmode;
+        u_char  res7[4];
+        u_char  cp_spie;
+        u_char  res8[3];
+        u_char  cp_spim;
+        u_char  res9[2];
+        u_char  cp_spcom;
+        u_char  res10[2];
+
+        /* Parallel Interface Port.
+        */
+        u_char  res11[2];
+        ushort  cp_pipc;
+        u_char  res12[2];
+        ushort  cp_ptpr;
+        uint    cp_pbdir;
+        uint    cp_pbpar;
+        u_char  res13[2];
+        ushort  cp_pbodr;
+        uint    cp_pbdat;
+
+        /* Port E - MPC87x/88x only.
+         */
+        uint    cp_pedir;
+        uint    cp_pepar;
+        uint    cp_peso;
+        uint    cp_peodr;
+        uint    cp_pedat;
+
+        /* Communications Processor Timing Register -
+           Contains RMII Timing for the FECs on MPC87x/88x only.
+        */
+        uint    cp_cptr;
+
+        /* Serial Interface and Time Slot Assignment.
+        */
+        uint    cp_simode;
+        u_char  cp_sigmr;
+        u_char  res15;
+        u_char  cp_sistr;
+        u_char  cp_sicmr;
+        u_char  res16[4];
+        uint    cp_sicr;
+        uint    cp_sirp;
+        u_char  res17[0xc];
+
+        /* 256 bytes of MPC823 video controller RAM array.
+        */
+        u_char  cp_vcram[0x100];
+        u_char  cp_siram[0x200];
+
+        /* The fast ethernet controller is not really part of the CPM,
+         * but it resides in the address space.
+         * The LCD color map is also here.
+         */
+        union   fec_lcd fl_un;
+#define cp_fec          fl_un.fl_un_fec
+#define lcd_cmap        fl_un.fl_un_cmap
+        char    res18[0xE00];
+
+        /* The DUET family has a second FEC here */
+        fec_t   cp_fec2;
+#define cp_fec1 cp_fec  /* consistency macro */
+
+        /* Dual Ported RAM follows.
+         * There are many different formats for this memory area
+         * depending upon the devices used and options chosen.
+         * Some processors don't have all of it populated.
+         */
+        u_char  cp_dpmem[0x1C00];       /* BD / Data / ucode */
+        u_char  cp_dparam[0x400];       /* Parameter RAM */
+} cpm8xx_t;
+
+/* Internal memory map.
+*/
+typedef struct immap {
+        sysconf8xx_t    im_siu_conf;    /* SIU Configuration */
+        pcmconf8xx_t    im_pcmcia;      /* PCMCIA Configuration */
+        memctl8xx_t     im_memctl;      /* Memory Controller */
+        sit8xx_t        im_sit;         /* System integration timers */
+        car8xx_t        im_clkrst;      /* Clocks and reset */
+        sitk8xx_t       im_sitk;        /* Sys int timer keys */
+        cark8xx_t       im_clkrstk;     /* Clocks and reset keys */
+        vid823_t        im_vid;         /* Video (823 only) */
+        lcd823_t        im_lcd;         /* LCD (823 only) */
+        i2c8xx_t        im_i2c;         /* I2C control/status */
+        sdma8xx_t       im_sdma;        /* SDMA control/status */
+        cpic8xx_t       im_cpic;        /* CPM Interrupt Controller */
+        iop8xx_t        im_ioport;      /* IO Port control/status */
+        cpmtimer8xx_t   im_cpmtimer;    /* CPM timers */
+        cpm8xx_t        im_cpm;         /* Communication processor */
+} immap_t;
+
+#endif /* __IMMAP_8XX__ */
+#endif /* __KERNEL__ */
diff --git a/include/asm-powerpc/commproc.h b/include/asm-powerpc/commproc.h
new file mode 100644
index 000000000000..397248705e0e
--- /dev/null
+++ b/include/asm-powerpc/commproc.h
@@ -0,0 +1,692 @@
+/*
+ * MPC8xx Communication Processor Module.
+ * Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
+ *
+ * This file contains structures and information for the communication
+ * processor channels.  Some CPM control and status is available
+ * throught the MPC8xx internal memory map.  See immap.h for details.
+ * This file only contains what I need for the moment, not the total
+ * CPM capabilities.  I (or someone else) will add definitions as they
+ * are needed.  -- Dan
+ *
+ * On the MBX board, EPPC-Bug loads CPM microcode into the first 512
+ * bytes of the DP RAM and relocates the I2C parameter area to the
+ * IDMA1 space.  The remaining DP RAM is available for buffer descriptors
+ * or other use.
+ */
+#ifndef __CPM_8XX__
+#define __CPM_8XX__
+
+#include <asm/8xx_immap.h>
+#include <asm/ptrace.h>
+
+/* CPM Command register.
+*/
+#define CPM_CR_RST      ((ushort)0x8000)
+#define CPM_CR_OPCODE   ((ushort)0x0f00)
+#define CPM_CR_CHAN     ((ushort)0x00f0)
+#define CPM_CR_FLG      ((ushort)0x0001)
+
+/* Some commands (there are more...later)
+*/
+#define CPM_CR_INIT_TRX         ((ushort)0x0000)
+#define CPM_CR_INIT_RX          ((ushort)0x0001)
+#define CPM_CR_INIT_TX          ((ushort)0x0002)
+#define CPM_CR_HUNT_MODE        ((ushort)0x0003)
+#define CPM_CR_STOP_TX          ((ushort)0x0004)
+#define CPM_CR_GRA_STOP_TX      ((ushort)0x0005)
+#define CPM_CR_RESTART_TX       ((ushort)0x0006)
+#define CPM_CR_CLOSE_RX_BD      ((ushort)0x0007)
+#define CPM_CR_SET_GADDR        ((ushort)0x0008)
+#define CPM_CR_SET_TIMER        CPM_CR_SET_GADDR
+
+/* Channel numbers.
+*/
+#define CPM_CR_CH_SCC1          ((ushort)0x0000)
+#define CPM_CR_CH_I2C           ((ushort)0x0001)        /* I2C and IDMA1 */
+#define CPM_CR_CH_SCC2          ((ushort)0x0004)
+#define CPM_CR_CH_SPI           ((ushort)0x0005)        /* SPI / IDMA2 / Timers */
+#define CPM_CR_CH_TIMER         CPM_CR_CH_SPI
+#define CPM_CR_CH_SCC3          ((ushort)0x0008)
+#define CPM_CR_CH_SMC1          ((ushort)0x0009)        /* SMC1 / DSP1 */
+#define CPM_CR_CH_SCC4          ((ushort)0x000c)
+#define CPM_CR_CH_SMC2          ((ushort)0x000d)        /* SMC2 / DSP2 */
+
+#define mk_cr_cmd(CH, CMD)      ((CMD << 8) | (CH << 4))
+
+/* The dual ported RAM is multi-functional.  Some areas can be (and are
+ * being) used for microcode.  There is an area that can only be used
+ * as data ram for buffer descriptors, which is all we use right now.
+ * Currently the first 512 and last 256 bytes are used for microcode.
+ */
+#define CPM_DATAONLY_BASE       ((uint)0x0800)
+#define CPM_DATAONLY_SIZE       ((uint)0x0700)
+#define CPM_DP_NOSPACE          ((uint)0x7fffffff)
+
+/* Export the base address of the communication processor registers
+ * and dual port ram.
+ */
+extern  cpm8xx_t        *cpmp;          /* Pointer to comm processor */
+extern unsigned long cpm_dpalloc(uint size, uint align);
+extern int cpm_dpfree(unsigned long offset);
+extern unsigned long cpm_dpalloc_fixed(unsigned long offset, uint size, uint align);
+extern void cpm_dpdump(void);
+extern void *cpm_dpram_addr(unsigned long offset);
+extern uint cpm_dpram_phys(u8* addr);
+extern void cpm_setbrg(uint brg, uint rate);
+
+extern uint m8xx_cpm_hostalloc(uint size);
+extern int  m8xx_cpm_hostfree(uint start);
+extern void m8xx_cpm_hostdump(void);
+
+extern void cpm_load_patch(volatile immap_t *immr);
+
+/* Buffer descriptors used by many of the CPM protocols.
+*/
+typedef struct cpm_buf_desc {
+        ushort  cbd_sc;         /* Status and Control */
+        ushort  cbd_datlen;     /* Data length in buffer */
+        uint    cbd_bufaddr;    /* Buffer address in host memory */
+} cbd_t;
+
+#define BD_SC_EMPTY     ((ushort)0x8000)        /* Receive is empty */
+#define BD_SC_READY     ((ushort)0x8000)        /* Transmit is ready */
+#define BD_SC_WRAP      ((ushort)0x2000)        /* Last buffer descriptor */
+#define BD_SC_INTRPT    ((ushort)0x1000)        /* Interrupt on change */
+#define BD_SC_LAST      ((ushort)0x0800)        /* Last buffer in frame */
+#define BD_SC_TC        ((ushort)0x0400)        /* Transmit CRC */
+#define BD_SC_CM        ((ushort)0x0200)        /* Continous mode */
+#define BD_SC_ID        ((ushort)0x0100)        /* Rec'd too many idles */
+#define BD_SC_P         ((ushort)0x0100)        /* xmt preamble */
+#define BD_SC_BR        ((ushort)0x0020)        /* Break received */
+#define BD_SC_FR        ((ushort)0x0010)        /* Framing error */
+#define BD_SC_PR        ((ushort)0x0008)        /* Parity error */
+#define BD_SC_NAK       ((ushort)0x0004)        /* NAK - did not respond */
+#define BD_SC_OV        ((ushort)0x0002)        /* Overrun */
+#define BD_SC_UN        ((ushort)0x0002)        /* Underrun */
+#define BD_SC_CD        ((ushort)0x0001)        /* ?? */
+#define BD_SC_CL        ((ushort)0x0001)        /* Collision */
+
+/* Parameter RAM offsets.
+*/
+#define PROFF_SCC1      ((uint)0x0000)
+#define PROFF_IIC       ((uint)0x0080)
+#define PROFF_SCC2      ((uint)0x0100)
+#define PROFF_SPI       ((uint)0x0180)
+#define PROFF_SCC3      ((uint)0x0200)
+#define PROFF_SMC1      ((uint)0x0280)
+#define PROFF_SCC4      ((uint)0x0300)
+#define PROFF_SMC2      ((uint)0x0380)
+
+/* Define enough so I can at least use the serial port as a UART.
+ * The MBX uses SMC1 as the host serial port.
+ */
+typedef struct smc_uart {
+        ushort  smc_rbase;      /* Rx Buffer descriptor base address */
+        ushort  smc_tbase;      /* Tx Buffer descriptor base address */
+        u_char  smc_rfcr;       /* Rx function code */
+        u_char  smc_tfcr;       /* Tx function code */
+        ushort  smc_mrblr;      /* Max receive buffer length */
+        uint    smc_rstate;     /* Internal */
+        uint    smc_idp;        /* Internal */
+        ushort  smc_rbptr;      /* Internal */
+        ushort  smc_ibc;        /* Internal */
+        uint    smc_rxtmp;      /* Internal */
+        uint    smc_tstate;     /* Internal */
+        uint    smc_tdp;        /* Internal */
+        ushort  smc_tbptr;      /* Internal */
+        ushort  smc_tbc;        /* Internal */
+        uint    smc_txtmp;      /* Internal */
+        ushort  smc_maxidl;     /* Maximum idle characters */
+        ushort  smc_tmpidl;     /* Temporary idle counter */
+        ushort  smc_brklen;     /* Last received break length */
+        ushort  smc_brkec;      /* rcv'd break condition counter */
+        ushort  smc_brkcr;      /* xmt break count register */
+        ushort  smc_rmask;      /* Temporary bit mask */
+        char    res1[8];        /* Reserved */
+        ushort  smc_rpbase;     /* Relocation pointer */
+} smc_uart_t;
+
+/* Function code bits.
+*/
+#define SMC_EB  ((u_char)0x10)  /* Set big endian byte order */
+
+/* SMC uart mode register.
+*/
+#define SMCMR_REN       ((ushort)0x0001)
+#define SMCMR_TEN       ((ushort)0x0002)
+#define SMCMR_DM        ((ushort)0x000c)
+#define SMCMR_SM_GCI    ((ushort)0x0000)
+#define SMCMR_SM_UART   ((ushort)0x0020)
+#define SMCMR_SM_TRANS  ((ushort)0x0030)
+#define SMCMR_SM_MASK   ((ushort)0x0030)
+#define SMCMR_PM_EVEN   ((ushort)0x0100)        /* Even parity, else odd */
+#define SMCMR_REVD      SMCMR_PM_EVEN
+#define SMCMR_PEN       ((ushort)0x0200)        /* Parity enable */
+#define SMCMR_BS        SMCMR_PEN
+#define SMCMR_SL        ((ushort)0x0400)        /* Two stops, else one */
+#define SMCR_CLEN_MASK  ((ushort)0x7800)        /* Character length */
+#define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
+
+/* SMC2 as Centronics parallel printer.  It is half duplex, in that
+ * it can only receive or transmit.  The parameter ram values for
+ * each direction are either unique or properly overlap, so we can
+ * include them in one structure.
+ */
+typedef struct smc_centronics {
+        ushort  scent_rbase;
+        ushort  scent_tbase;
+        u_char  scent_cfcr;
+        u_char  scent_smask;
+        ushort  scent_mrblr;
+        uint    scent_rstate;
+        uint    scent_r_ptr;
+        ushort  scent_rbptr;
+        ushort  scent_r_cnt;
+        uint    scent_rtemp;
+        uint    scent_tstate;
+        uint    scent_t_ptr;
+        ushort  scent_tbptr;
+        ushort  scent_t_cnt;
+        uint    scent_ttemp;
+        ushort  scent_max_sl;
+        ushort  scent_sl_cnt;
+        ushort  scent_character1;
+        ushort  scent_character2;
+        ushort  scent_character3;
+        ushort  scent_character4;
+        ushort  scent_character5;
+        ushort  scent_character6;
+        ushort  scent_character7;
+        ushort  scent_character8;
+        ushort  scent_rccm;
+        ushort  scent_rccr;
+} smc_cent_t;
+
+/* Centronics Status Mask Register.
+*/
+#define SMC_CENT_F      ((u_char)0x08)
+#define SMC_CENT_PE     ((u_char)0x04)
+#define SMC_CENT_S      ((u_char)0x02)
+
+/* SMC Event and Mask register.
+*/
+#define SMCM_BRKE       ((unsigned char)0x40)   /* When in UART Mode */
+#define SMCM_BRK        ((unsigned char)0x10)   /* When in UART Mode */
+#define SMCM_TXE        ((unsigned char)0x10)   /* When in Transparent Mode */
+#define SMCM_BSY        ((unsigned char)0x04)
+#define SMCM_TX         ((unsigned char)0x02)
+#define SMCM_RX         ((unsigned char)0x01)
+
+/* Baud rate generators.
+*/
+#define CPM_BRG_RST             ((uint)0x00020000)
+#define CPM_BRG_EN              ((uint)0x00010000)
+#define CPM_BRG_EXTC_INT        ((uint)0x00000000)
+#define CPM_BRG_EXTC_CLK2       ((uint)0x00004000)
+#define CPM_BRG_EXTC_CLK6       ((uint)0x00008000)
+#define CPM_BRG_ATB             ((uint)0x00002000)
+#define CPM_BRG_CD_MASK         ((uint)0x00001ffe)
+#define CPM_BRG_DIV16           ((uint)0x00000001)
+
+/* SI Clock Route Register
+*/
+#define SICR_RCLK_SCC1_BRG1     ((uint)0x00000000)
+#define SICR_TCLK_SCC1_BRG1     ((uint)0x00000000)
+#define SICR_RCLK_SCC2_BRG2     ((uint)0x00000800)
+#define SICR_TCLK_SCC2_BRG2     ((uint)0x00000100)
+#define SICR_RCLK_SCC3_BRG3     ((uint)0x00100000)
+#define SICR_TCLK_SCC3_BRG3     ((uint)0x00020000)
+#define SICR_RCLK_SCC4_BRG4     ((uint)0x18000000)
+#define SICR_TCLK_SCC4_BRG4     ((uint)0x03000000)
+
+/* SCCs.
+*/
+#define SCC_GSMRH_IRP           ((uint)0x00040000)
+#define SCC_GSMRH_GDE           ((uint)0x00010000)
+#define SCC_GSMRH_TCRC_CCITT    ((uint)0x00008000)
+#define SCC_GSMRH_TCRC_BISYNC   ((uint)0x00004000)
+#define SCC_GSMRH_TCRC_HDLC     ((uint)0x00000000)
+#define SCC_GSMRH_REVD          ((uint)0x00002000)
+#define SCC_GSMRH_TRX           ((uint)0x00001000)
+#define SCC_GSMRH_TTX           ((uint)0x00000800)
+#define SCC_GSMRH_CDP           ((uint)0x00000400)
+#define SCC_GSMRH_CTSP          ((uint)0x00000200)
+#define SCC_GSMRH_CDS           ((uint)0x00000100)
+#define SCC_GSMRH_CTSS          ((uint)0x00000080)
+#define SCC_GSMRH_TFL           ((uint)0x00000040)
+#define SCC_GSMRH_RFW           ((uint)0x00000020)
+#define SCC_GSMRH_TXSY          ((uint)0x00000010)
+#define SCC_GSMRH_SYNL16        ((uint)0x0000000c)
+#define SCC_GSMRH_SYNL8         ((uint)0x00000008)
+#define SCC_GSMRH_SYNL4         ((uint)0x00000004)
+#define SCC_GSMRH_RTSM          ((uint)0x00000002)
+#define SCC_GSMRH_RSYN          ((uint)0x00000001)
+
+#define SCC_GSMRL_SIR           ((uint)0x80000000)      /* SCC2 only */
+#define SCC_GSMRL_EDGE_NONE     ((uint)0x60000000)
+#define SCC_GSMRL_EDGE_NEG      ((uint)0x40000000)
+#define SCC_GSMRL_EDGE_POS      ((uint)0x20000000)
+#define SCC_GSMRL_EDGE_BOTH     ((uint)0x00000000)
+#define SCC_GSMRL_TCI           ((uint)0x10000000)
+#define SCC_GSMRL_TSNC_3        ((uint)0x0c000000)
+#define SCC_GSMRL_TSNC_4        ((uint)0x08000000)
+#define SCC_GSMRL_TSNC_14       ((uint)0x04000000)
+#define SCC_GSMRL_TSNC_INF      ((uint)0x00000000)
+#define SCC_GSMRL_RINV          ((uint)0x02000000)
+#define SCC_GSMRL_TINV          ((uint)0x01000000)
+#define SCC_GSMRL_TPL_128       ((uint)0x00c00000)
+#define SCC_GSMRL_TPL_64        ((uint)0x00a00000)
+#define SCC_GSMRL_TPL_48        ((uint)0x00800000)
+#define SCC_GSMRL_TPL_32        ((uint)0x00600000)
+#define SCC_GSMRL_TPL_16        ((uint)0x00400000)
+#define SCC_GSMRL_TPL_8         ((uint)0x00200000)
+#define SCC_GSMRL_TPL_NONE      ((uint)0x00000000)
+#define SCC_GSMRL_TPP_ALL1      ((uint)0x00180000)
+#define SCC_GSMRL_TPP_01        ((uint)0x00100000)
+#define SCC_GSMRL_TPP_10        ((uint)0x00080000)
+#define SCC_GSMRL_TPP_ZEROS     ((uint)0x00000000)
+#define SCC_GSMRL_TEND          ((uint)0x00040000)
+#define SCC_GSMRL_TDCR_32       ((uint)0x00030000)
+#define SCC_GSMRL_TDCR_16       ((uint)0x00020000)
+#define SCC_GSMRL_TDCR_8        ((uint)0x00010000)
+#define SCC_GSMRL_TDCR_1        ((uint)0x00000000)
+#define SCC_GSMRL_RDCR_32       ((uint)0x0000c000)
+#define SCC_GSMRL_RDCR_16       ((uint)0x00008000)
+#define SCC_GSMRL_RDCR_8        ((uint)0x00004000)
+#define SCC_GSMRL_RDCR_1        ((uint)0x00000000)
+#define SCC_GSMRL_RENC_DFMAN    ((uint)0x00003000)
+#define SCC_GSMRL_RENC_MANCH    ((uint)0x00002000)
+#define SCC_GSMRL_RENC_FM0      ((uint)0x00001000)
+#define SCC_GSMRL_RENC_NRZI     ((uint)0x00000800)
+#define SCC_GSMRL_RENC_NRZ      ((uint)0x00000000)
+#define SCC_GSMRL_TENC_DFMAN    ((uint)0x00000600)
+#define SCC_GSMRL_TENC_MANCH    ((uint)0x00000400)
+#define SCC_GSMRL_TENC_FM0      ((uint)0x00000200)
+#define SCC_GSMRL_TENC_NRZI     ((uint)0x00000100)
+#define SCC_GSMRL_TENC_NRZ      ((uint)0x00000000)
+#define SCC_GSMRL_DIAG_LE       ((uint)0x000000c0)      /* Loop and echo */
+#define SCC_GSMRL_DIAG_ECHO     ((uint)0x00000080)
+#define SCC_GSMRL_DIAG_LOOP     ((uint)0x00000040)
+#define SCC_GSMRL_DIAG_NORM     ((uint)0x00000000)
+#define SCC_GSMRL_ENR           ((uint)0x00000020)
+#define SCC_GSMRL_ENT           ((uint)0x00000010)
+#define SCC_GSMRL_MODE_ENET     ((uint)0x0000000c)
+#define SCC_GSMRL_MODE_QMC      ((uint)0x0000000a)
+#define SCC_GSMRL_MODE_DDCMP    ((uint)0x00000009)
+#define SCC_GSMRL_MODE_BISYNC   ((uint)0x00000008)
+#define SCC_GSMRL_MODE_V14      ((uint)0x00000007)
+#define SCC_GSMRL_MODE_AHDLC    ((uint)0x00000006)
+#define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
+#define SCC_GSMRL_MODE_UART     ((uint)0x00000004)
+#define SCC_GSMRL_MODE_SS7      ((uint)0x00000003)
+#define SCC_GSMRL_MODE_ATALK    ((uint)0x00000002)
+#define SCC_GSMRL_MODE_HDLC     ((uint)0x00000000)
+
+#define SCC_TODR_TOD            ((ushort)0x8000)
+
+/* SCC Event and Mask register.
+*/
+#define SCCM_TXE        ((unsigned char)0x10)
+#define SCCM_BSY        ((unsigned char)0x04)
+#define SCCM_TX         ((unsigned char)0x02)
+#define SCCM_RX         ((unsigned char)0x01)
+
+typedef struct scc_param {
+        ushort  scc_rbase;      /* Rx Buffer descriptor base address */
+        ushort  scc_tbase;      /* Tx Buffer descriptor base address */
+        u_char  scc_rfcr;       /* Rx function code */
+        u_char  scc_tfcr;       /* Tx function code */
+        ushort  scc_mrblr;      /* Max receive buffer length */
+        uint    scc_rstate;     /* Internal */
+        uint    scc_idp;        /* Internal */
+        ushort  scc_rbptr;      /* Internal */
+        ushort  scc_ibc;        /* Internal */
+        uint    scc_rxtmp;      /* Internal */
+        uint    scc_tstate;     /* Internal */
+        uint    scc_tdp;        /* Internal */
+        ushort  scc_tbptr;      /* Internal */
+        ushort  scc_tbc;        /* Internal */
+        uint    scc_txtmp;      /* Internal */
+        uint    scc_rcrc;       /* Internal */
+        uint    scc_tcrc;       /* Internal */
+} sccp_t;
+
+/* Function code bits.
+*/
+#define SCC_EB  ((u_char)0x10)  /* Set big endian byte order */
+
+/* CPM Ethernet through SCCx.
+ */
+typedef struct scc_enet {
+        sccp_t  sen_genscc;
+        uint    sen_cpres;      /* Preset CRC */
+        uint    sen_cmask;      /* Constant mask for CRC */
+        uint    sen_crcec;      /* CRC Error counter */
+        uint    sen_alec;       /* alignment error counter */
+        uint    sen_disfc;      /* discard frame counter */
+        ushort  sen_pads;       /* Tx short frame pad character */
+        ushort  sen_retlim;     /* Retry limit threshold */
+        ushort  sen_retcnt;     /* Retry limit counter */
+        ushort  sen_maxflr;     /* maximum frame length register */
+        ushort  sen_minflr;     /* minimum frame length register */
+        ushort  sen_maxd1;      /* maximum DMA1 length */
+        ushort  sen_maxd2;      /* maximum DMA2 length */
+        ushort  sen_maxd;       /* Rx max DMA */
+        ushort  sen_dmacnt;     /* Rx DMA counter */
+        ushort  sen_maxb;       /* Max BD byte count */
+        ushort  sen_gaddr1;     /* Group address filter */
+        ushort  sen_gaddr2;
+        ushort  sen_gaddr3;
+        ushort  sen_gaddr4;
+        uint    sen_tbuf0data0; /* Save area 0 - current frame */
+        uint    sen_tbuf0data1; /* Save area 1 - current frame */
+        uint    sen_tbuf0rba;   /* Internal */
+        uint    sen_tbuf0crc;   /* Internal */
+        ushort  sen_tbuf0bcnt;  /* Internal */
+        ushort  sen_paddrh;     /* physical address (MSB) */
+        ushort  sen_paddrm;
+        ushort  sen_paddrl;     /* physical address (LSB) */
+        ushort  sen_pper;       /* persistence */
+        ushort  sen_rfbdptr;    /* Rx first BD pointer */
+        ushort  sen_tfbdptr;    /* Tx first BD pointer */
+        ushort  sen_tlbdptr;    /* Tx last BD pointer */
+        uint    sen_tbuf1data0; /* Save area 0 - current frame */
+        uint    sen_tbuf1data1; /* Save area 1 - current frame */
+        uint    sen_tbuf1rba;   /* Internal */
+        uint    sen_tbuf1crc;   /* Internal */
+        ushort  sen_tbuf1bcnt;  /* Internal */
+        ushort  sen_txlen;      /* Tx Frame length counter */
+        ushort  sen_iaddr1;     /* Individual address filter */
+        ushort  sen_iaddr2;
+        ushort  sen_iaddr3;
+        ushort  sen_iaddr4;
+        ushort  sen_boffcnt;    /* Backoff counter */
+
+        /* NOTE: Some versions of the manual have the following items
+         * incorrectly documented.  Below is the proper order.
+         */
+        ushort  sen_taddrh;     /* temp address (MSB) */
+        ushort  sen_taddrm;
+        ushort  sen_taddrl;     /* temp address (LSB) */
+} scc_enet_t;
+
+/* SCC Event register as used by Ethernet.
+*/
+#define SCCE_ENET_GRA   ((ushort)0x0080)        /* Graceful stop complete */
+#define SCCE_ENET_TXE   ((ushort)0x0010)        /* Transmit Error */
+#define SCCE_ENET_RXF   ((ushort)0x0008)        /* Full frame received */
+#define SCCE_ENET_BSY   ((ushort)0x0004)        /* All incoming buffers full */
+#define SCCE_ENET_TXB   ((ushort)0x0002)        /* A buffer was transmitted */
+#define SCCE_ENET_RXB   ((ushort)0x0001)        /* A buffer was received */
+
+/* SCC Mode Register (PMSR) as used by Ethernet.
+*/
+#define SCC_PSMR_HBC    ((ushort)0x8000)        /* Enable heartbeat */
+#define SCC_PSMR_FC     ((ushort)0x4000)        /* Force collision */
+#define SCC_PSMR_RSH    ((ushort)0x2000)        /* Receive short frames */
+#define SCC_PSMR_IAM    ((ushort)0x1000)        /* Check individual hash */
+#define SCC_PSMR_ENCRC  ((ushort)0x0800)        /* Ethernet CRC mode */
+#define SCC_PSMR_PRO    ((ushort)0x0200)        /* Promiscuous mode */
+#define SCC_PSMR_BRO    ((ushort)0x0100)        /* Catch broadcast pkts */
+#define SCC_PSMR_SBT    ((ushort)0x0080)        /* Special backoff timer */
+#define SCC_PSMR_LPB    ((ushort)0x0040)        /* Set Loopback mode */
+#define SCC_PSMR_SIP    ((ushort)0x0020)        /* Sample Input Pins */
+#define SCC_PSMR_LCW    ((ushort)0x0010)        /* Late collision window */
+#define SCC_PSMR_NIB22  ((ushort)0x000a)        /* Start frame search */
+#define SCC_PSMR_FDE    ((ushort)0x0001)        /* Full duplex enable */
+
+/* Buffer descriptor control/status used by Ethernet receive.
+*/
+#define BD_ENET_RX_EMPTY        ((ushort)0x8000)
+#define BD_ENET_RX_WRAP         ((ushort)0x2000)
+#define BD_ENET_RX_INTR         ((ushort)0x1000)
+#define BD_ENET_RX_LAST         ((ushort)0x0800)
+#define BD_ENET_RX_FIRST        ((ushort)0x0400)
+#define BD_ENET_RX_MISS         ((ushort)0x0100)
+#define BD_ENET_RX_LG           ((ushort)0x0020)
+#define BD_ENET_RX_NO           ((ushort)0x0010)
+#define BD_ENET_RX_SH           ((ushort)0x0008)
+#define BD_ENET_RX_CR           ((ushort)0x0004)
+#define BD_ENET_RX_OV           ((ushort)0x0002)
+#define BD_ENET_RX_CL           ((ushort)0x0001)
+#define BD_ENET_RX_BC           ((ushort)0x0080)        /* DA is Broadcast */
+#define BD_ENET_RX_MC           ((ushort)0x0040)        /* DA is Multicast */
+#define BD_ENET_RX_STATS        ((ushort)0x013f)        /* All status bits */
+
+/* Buffer descriptor control/status used by Ethernet transmit.
+*/
+#define BD_ENET_TX_READY        ((ushort)0x8000)
+#define BD_ENET_TX_PAD          ((ushort)0x4000)
+#define BD_ENET_TX_WRAP         ((ushort)0x2000)
+#define BD_ENET_TX_INTR         ((ushort)0x1000)
+#define BD_ENET_TX_LAST         ((ushort)0x0800)
+#define BD_ENET_TX_TC           ((ushort)0x0400)
+#define BD_ENET_TX_DEF          ((ushort)0x0200)
+#define BD_ENET_TX_HB           ((ushort)0x0100)
+#define BD_ENET_TX_LC           ((ushort)0x0080)
+#define BD_ENET_TX_RL           ((ushort)0x0040)
+#define BD_ENET_TX_RCMASK       ((ushort)0x003c)
+#define BD_ENET_TX_UN           ((ushort)0x0002)
+#define BD_ENET_TX_CSL          ((ushort)0x0001)
+#define BD_ENET_TX_STATS        ((ushort)0x03ff)        /* All status bits */
+
+/* SCC as UART
+*/
+typedef struct scc_uart {
+        sccp_t  scc_genscc;
+        char    res1[8];        /* Reserved */
+        ushort  scc_maxidl;     /* Maximum idle chars */
+        ushort  scc_idlc;       /* temp idle counter */
+        ushort  scc_brkcr;      /* Break count register */
+        ushort  scc_parec;      /* receive parity error counter */
+        ushort  scc_frmec;      /* receive framing error counter */
+        ushort  scc_nosec;      /* receive noise counter */
+        ushort  scc_brkec;      /* receive break condition counter */
+        ushort  scc_brkln;      /* last received break length */
+        ushort  scc_uaddr1;     /* UART address character 1 */
+        ushort  scc_uaddr2;     /* UART address character 2 */
+        ushort  scc_rtemp;      /* Temp storage */
+        ushort  scc_toseq;      /* Transmit out of sequence char */
+        ushort  scc_char1;      /* control character 1 */
+        ushort  scc_char2;      /* control character 2 */
+        ushort  scc_char3;      /* control character 3 */
+        ushort  scc_char4;      /* control character 4 */
+        ushort  scc_char5;      /* control character 5 */
+        ushort  scc_char6;      /* control character 6 */
+        ushort  scc_char7;      /* control character 7 */
+        ushort  scc_char8;      /* control character 8 */
+        ushort  scc_rccm;       /* receive control character mask */
+        ushort  scc_rccr;       /* receive control character register */
+        ushort  scc_rlbc;       /* receive last break character */
+} scc_uart_t;
+
+/* SCC Event and Mask registers when it is used as a UART.
+*/
+#define UART_SCCM_GLR           ((ushort)0x1000)
+#define UART_SCCM_GLT           ((ushort)0x0800)
+#define UART_SCCM_AB            ((ushort)0x0200)
+#define UART_SCCM_IDL           ((ushort)0x0100)
+#define UART_SCCM_GRA           ((ushort)0x0080)
+#define UART_SCCM_BRKE          ((ushort)0x0040)
+#define UART_SCCM_BRKS          ((ushort)0x0020)
+#define UART_SCCM_CCR           ((ushort)0x0008)
+#define UART_SCCM_BSY           ((ushort)0x0004)
+#define UART_SCCM_TX            ((ushort)0x0002)
+#define UART_SCCM_RX            ((ushort)0x0001)
+
+/* The SCC PMSR when used as a UART.
+*/
+#define SCU_PSMR_FLC            ((ushort)0x8000)
+#define SCU_PSMR_SL             ((ushort)0x4000)
+#define SCU_PSMR_CL             ((ushort)0x3000)
+#define SCU_PSMR_UM             ((ushort)0x0c00)
+#define SCU_PSMR_FRZ            ((ushort)0x0200)
+#define SCU_PSMR_RZS            ((ushort)0x0100)
+#define SCU_PSMR_SYN            ((ushort)0x0080)
+#define SCU_PSMR_DRT            ((ushort)0x0040)
+#define SCU_PSMR_PEN            ((ushort)0x0010)
+#define SCU_PSMR_RPM            ((ushort)0x000c)
+#define SCU_PSMR_REVP           ((ushort)0x0008)
+#define SCU_PSMR_TPM            ((ushort)0x0003)
+#define SCU_PSMR_TEVP           ((ushort)0x0002)
+
+/* CPM Transparent mode SCC.
+ */
+typedef struct scc_trans {
+        sccp_t  st_genscc;
+        uint    st_cpres;       /* Preset CRC */
+        uint    st_cmask;       /* Constant mask for CRC */
+} scc_trans_t;
+
+#define BD_SCC_TX_LAST          ((ushort)0x0800)
+
+/* IIC parameter RAM.
+*/
+typedef struct iic {
+        ushort  iic_rbase;      /* Rx Buffer descriptor base address */
+        ushort  iic_tbase;      /* Tx Buffer descriptor base address */
+        u_char  iic_rfcr;       /* Rx function code */
+        u_char  iic_tfcr;       /* Tx function code */
+        ushort  iic_mrblr;      /* Max receive buffer length */
+        uint    iic_rstate;     /* Internal */
+        uint    iic_rdp;        /* Internal */
+        ushort  iic_rbptr;      /* Internal */
+        ushort  iic_rbc;        /* Internal */
+        uint    iic_rxtmp;      /* Internal */
+        uint    iic_tstate;     /* Internal */
+        uint    iic_tdp;        /* Internal */
+        ushort  iic_tbptr;      /* Internal */
+        ushort  iic_tbc;        /* Internal */
+        uint    iic_txtmp;      /* Internal */
+        char    res1[4];        /* Reserved */
+        ushort  iic_rpbase;     /* Relocation pointer */
+        char    res2[2];        /* Reserved */
+} iic_t;
+
+#define BD_IIC_START            ((ushort)0x0400)
+
+/* SPI parameter RAM.
+*/
+typedef struct spi {
+        ushort  spi_rbase;      /* Rx Buffer descriptor base address */
+        ushort  spi_tbase;      /* Tx Buffer descriptor base address */
+        u_char  spi_rfcr;       /* Rx function code */
+        u_char  spi_tfcr;       /* Tx function code */
+        ushort  spi_mrblr;      /* Max receive buffer length */
+        uint    spi_rstate;     /* Internal */
+        uint    spi_rdp;        /* Internal */
+        ushort  spi_rbptr;      /* Internal */
+        ushort  spi_rbc;        /* Internal */
+        uint    spi_rxtmp;      /* Internal */
+        uint    spi_tstate;     /* Internal */
+        uint    spi_tdp;        /* Internal */
+        ushort  spi_tbptr;      /* Internal */
+        ushort  spi_tbc;        /* Internal */
+        uint    spi_txtmp;      /* Internal */
+        uint    spi_res;
+        ushort  spi_rpbase;     /* Relocation pointer */
+        ushort  spi_res2;
+} spi_t;
+
+/* SPI Mode register.
+*/
+#define SPMODE_LOOP     ((ushort)0x4000)        /* Loopback */
+#define SPMODE_CI       ((ushort)0x2000)        /* Clock Invert */
+#define SPMODE_CP       ((ushort)0x1000)        /* Clock Phase */
+#define SPMODE_DIV16    ((ushort)0x0800)        /* BRG/16 mode */
+#define SPMODE_REV      ((ushort)0x0400)        /* Reversed Data */
+#define SPMODE_MSTR     ((ushort)0x0200)        /* SPI Master */
+#define SPMODE_EN       ((ushort)0x0100)        /* Enable */
+#define SPMODE_LENMSK   ((ushort)0x00f0)        /* character length */
+#define SPMODE_LEN4     ((ushort)0x0030)        /*  4 bits per char */
+#define SPMODE_LEN8     ((ushort)0x0070)        /*  8 bits per char */
+#define SPMODE_LEN16    ((ushort)0x00f0)        /* 16 bits per char */
+#define SPMODE_PMMSK    ((ushort)0x000f)        /* prescale modulus */
+
+/* SPIE fields */
+#define SPIE_MME        0x20
+#define SPIE_TXE        0x10
+#define SPIE_BSY        0x04
+#define SPIE_TXB        0x02
+#define SPIE_RXB        0x01
+
+/*
+ * RISC Controller Configuration Register definitons
+ */
+#define RCCR_TIME       0x8000                  /* RISC Timer Enable */
+#define RCCR_TIMEP(t)   (((t) & 0x3F)<<8)       /* RISC Timer Period */
+#define RCCR_TIME_MASK  0x00FF                  /* not RISC Timer related bits */
+
+/* RISC Timer Parameter RAM offset */
+#define PROFF_RTMR      ((uint)0x01B0)
+
+typedef struct risc_timer_pram {
+        unsigned short  tm_base;        /* RISC Timer Table Base Address */
+        unsigned short  tm_ptr;         /* RISC Timer Table Pointer (internal) */
+        unsigned short  r_tmr;          /* RISC Timer Mode Register */
+        unsigned short  r_tmv;          /* RISC Timer Valid Register */
+        unsigned long   tm_cmd;         /* RISC Timer Command Register */
+        unsigned long   tm_cnt;         /* RISC Timer Internal Count */
+} rt_pram_t;
+
+/* Bits in RISC Timer Command Register */
+#define TM_CMD_VALID    0x80000000      /* Valid - Enables the timer */
+#define TM_CMD_RESTART  0x40000000      /* Restart - for automatic restart */
+#define TM_CMD_PWM      0x20000000      /* Run in Pulse Width Modulation Mode */
+#define TM_CMD_NUM(n)   (((n)&0xF)<<16) /* Timer Number */
+#define TM_CMD_PERIOD(p) ((p)&0xFFFF)   /* Timer Period */
+
+/* CPM interrupts.  There are nearly 32 interrupts generated by CPM
+ * channels or devices.  All of these are presented to the PPC core
+ * as a single interrupt.  The CPM interrupt handler dispatches its
+ * own handlers, in a similar fashion to the PPC core handler.  We
+ * use the table as defined in the manuals (i.e. no special high
+ * priority and SCC1 == SCCa, etc...).
+ */
+#define CPMVEC_NR               32
+#define CPMVEC_PIO_PC15         ((ushort)0x1f)
+#define CPMVEC_SCC1             ((ushort)0x1e)
+#define CPMVEC_SCC2             ((ushort)0x1d)
+#define CPMVEC_SCC3             ((ushort)0x1c)
+#define CPMVEC_SCC4             ((ushort)0x1b)
+#define CPMVEC_PIO_PC14         ((ushort)0x1a)
+#define CPMVEC_TIMER1           ((ushort)0x19)
+#define CPMVEC_PIO_PC13         ((ushort)0x18)
+#define CPMVEC_PIO_PC12         ((ushort)0x17)
+#define CPMVEC_SDMA_CB_ERR      ((ushort)0x16)
+#define CPMVEC_IDMA1            ((ushort)0x15)
+#define CPMVEC_IDMA2            ((ushort)0x14)
+#define CPMVEC_TIMER2           ((ushort)0x12)
+#define CPMVEC_RISCTIMER        ((ushort)0x11)
+#define CPMVEC_I2C              ((ushort)0x10)
+#define CPMVEC_PIO_PC11         ((ushort)0x0f)
+#define CPMVEC_PIO_PC10         ((ushort)0x0e)
+#define CPMVEC_TIMER3           ((ushort)0x0c)
+#define CPMVEC_PIO_PC9          ((ushort)0x0b)
+#define CPMVEC_PIO_PC8          ((ushort)0x0a)
+#define CPMVEC_PIO_PC7          ((ushort)0x09)
+#define CPMVEC_TIMER4           ((ushort)0x07)
+#define CPMVEC_PIO_PC6          ((ushort)0x06)
+#define CPMVEC_SPI              ((ushort)0x05)
+#define CPMVEC_SMC1             ((ushort)0x04)
+#define CPMVEC_SMC2             ((ushort)0x03)
+#define CPMVEC_PIO_PC5          ((ushort)0x02)
+#define CPMVEC_PIO_PC4          ((ushort)0x01)
+#define CPMVEC_ERROR            ((ushort)0x00)
+
+/* CPM interrupt configuration vector.
+*/
+#define CICR_SCD_SCC4           ((uint)0x00c00000)      /* SCC4 @ SCCd */
+#define CICR_SCC_SCC3           ((uint)0x00200000)      /* SCC3 @ SCCc */
+#define CICR_SCB_SCC2           ((uint)0x00040000)      /* SCC2 @ SCCb */
+#define CICR_SCA_SCC1           ((uint)0x00000000)      /* SCC1 @ SCCa */
+#define CICR_IRL_MASK           ((uint)0x0000e000)      /* Core interrrupt */
+#define CICR_HP_MASK            ((uint)0x00001f00)      /* Hi-pri int. */
+#define CICR_IEN                ((uint)0x00000080)      /* Int. enable */
+#define CICR_SPS                ((uint)0x00000001)      /* SCC Spread */
+
+extern void cpm_install_handler(int vec, void (*handler)(void *), void *dev_id);
+extern void cpm_free_handler(int vec);
+
+#endif /* __CPM_8XX__ */
diff --git a/include/asm-powerpc/cpm2.h b/include/asm-powerpc/cpm2.h
new file mode 100644
index 000000000000..12a2860f9a9c
--- /dev/null
+++ b/include/asm-powerpc/cpm2.h
@@ -0,0 +1,1248 @@
+/*
+ * Communication Processor Module v2.
+ *
+ * This file contains structures and information for the communication
+ * processor channels found in the dual port RAM or parameter RAM.
+ * All CPM control and status is available through the CPM2 internal
+ * memory map.  See immap_cpm2.h for details.
+ */
+#ifdef __KERNEL__
+#ifndef __CPM2__
+#define __CPM2__
+
+#include <asm/immap_cpm2.h>
+
+/* CPM Command register.
+*/
+#define CPM_CR_RST      ((uint)0x80000000)
+#define CPM_CR_PAGE     ((uint)0x7c000000)
+#define CPM_CR_SBLOCK   ((uint)0x03e00000)
+#define CPM_CR_FLG      ((uint)0x00010000)
+#define CPM_CR_MCN      ((uint)0x00003fc0)
+#define CPM_CR_OPCODE   ((uint)0x0000000f)
+
+/* Device sub-block and page codes.
+*/
+#define CPM_CR_SCC1_SBLOCK      (0x04)
+#define CPM_CR_SCC2_SBLOCK      (0x05)
+#define CPM_CR_SCC3_SBLOCK      (0x06)
+#define CPM_CR_SCC4_SBLOCK      (0x07)
+#define CPM_CR_SMC1_SBLOCK      (0x08)
+#define CPM_CR_SMC2_SBLOCK      (0x09)
+#define CPM_CR_SPI_SBLOCK       (0x0a)
+#define CPM_CR_I2C_SBLOCK       (0x0b)
+#define CPM_CR_TIMER_SBLOCK     (0x0f)
+#define CPM_CR_RAND_SBLOCK      (0x0e)
+#define CPM_CR_FCC1_SBLOCK      (0x10)
+#define CPM_CR_FCC2_SBLOCK      (0x11)
+#define CPM_CR_FCC3_SBLOCK      (0x12)
+#define CPM_CR_IDMA1_SBLOCK     (0x14)
+#define CPM_CR_IDMA2_SBLOCK     (0x15)
+#define CPM_CR_IDMA3_SBLOCK     (0x16)
+#define CPM_CR_IDMA4_SBLOCK     (0x17)
+#define CPM_CR_MCC1_SBLOCK      (0x1c)
+
+#define CPM_CR_FCC_SBLOCK(x)    (x + 0x10)
+
+#define CPM_CR_SCC1_PAGE        (0x00)
+#define CPM_CR_SCC2_PAGE        (0x01)
+#define CPM_CR_SCC3_PAGE        (0x02)
+#define CPM_CR_SCC4_PAGE        (0x03)
+#define CPM_CR_SMC1_PAGE        (0x07)
+#define CPM_CR_SMC2_PAGE        (0x08)
+#define CPM_CR_SPI_PAGE         (0x09)
+#define CPM_CR_I2C_PAGE         (0x0a)
+#define CPM_CR_TIMER_PAGE       (0x0a)
+#define CPM_CR_RAND_PAGE        (0x0a)
+#define CPM_CR_FCC1_PAGE        (0x04)
+#define CPM_CR_FCC2_PAGE        (0x05)
+#define CPM_CR_FCC3_PAGE        (0x06)
+#define CPM_CR_IDMA1_PAGE       (0x07)
+#define CPM_CR_IDMA2_PAGE       (0x08)
+#define CPM_CR_IDMA3_PAGE       (0x09)
+#define CPM_CR_IDMA4_PAGE       (0x0a)
+#define CPM_CR_MCC1_PAGE        (0x07)
+#define CPM_CR_MCC2_PAGE        (0x08)
+
+#define CPM_CR_FCC_PAGE(x)      (x + 0x04)
+
+/* Some opcodes (there are more...later)
+*/
+#define CPM_CR_INIT_TRX         ((ushort)0x0000)
+#define CPM_CR_INIT_RX          ((ushort)0x0001)
+#define CPM_CR_INIT_TX          ((ushort)0x0002)
+#define CPM_CR_HUNT_MODE        ((ushort)0x0003)
+#define CPM_CR_STOP_TX          ((ushort)0x0004)
+#define CPM_CR_GRA_STOP_TX      ((ushort)0x0005)
+#define CPM_CR_RESTART_TX       ((ushort)0x0006)
+#define CPM_CR_SET_GADDR        ((ushort)0x0008)
+#define CPM_CR_START_IDMA       ((ushort)0x0009)
+#define CPM_CR_STOP_IDMA        ((ushort)0x000b)
+
+#define mk_cr_cmd(PG, SBC, MCN, OP) \
+        ((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
+
+/* Dual Port RAM addresses.  The first 16K is available for almost
+ * any CPM use, so we put the BDs there.  The first 128 bytes are
+ * used for SMC1 and SMC2 parameter RAM, so we start allocating
+ * BDs above that.  All of this must change when we start
+ * downloading RAM microcode.
+ */
+#define CPM_DATAONLY_BASE       ((uint)128)
+#define CPM_DP_NOSPACE          ((uint)0x7fffffff)
+#if defined(CONFIG_8272) || defined(CONFIG_MPC8555)
+#define CPM_DATAONLY_SIZE       ((uint)(8 * 1024) - CPM_DATAONLY_BASE)
+#define CPM_FCC_SPECIAL_BASE    ((uint)0x00009000)
+#else
+#define CPM_DATAONLY_SIZE       ((uint)(16 * 1024) - CPM_DATAONLY_BASE)
+#define CPM_FCC_SPECIAL_BASE    ((uint)0x0000b000)
+#endif
+
+/* The number of pages of host memory we allocate for CPM.  This is
+ * done early in kernel initialization to get physically contiguous
+ * pages.
+ */
+#define NUM_CPM_HOST_PAGES      2
+
+/* Export the base address of the communication processor registers
+ * and dual port ram.
+ */
+extern          cpm_cpm2_t      *cpmp;   /* Pointer to comm processor */
+
+extern unsigned long cpm_dpalloc(uint size, uint align);
+extern int cpm_dpfree(unsigned long offset);
+extern unsigned long cpm_dpalloc_fixed(unsigned long offset, uint size, uint align);
+extern void cpm_dpdump(void);
+extern void *cpm_dpram_addr(unsigned long offset);
+extern void cpm_setbrg(uint brg, uint rate);
+extern void cpm2_fastbrg(uint brg, uint rate, int div16);
+extern void cpm2_reset(void);
+
+
+/* Buffer descriptors used by many of the CPM protocols.
+*/
+typedef struct cpm_buf_desc {
+        ushort  cbd_sc;         /* Status and Control */
+        ushort  cbd_datlen;     /* Data length in buffer */
+        uint    cbd_bufaddr;    /* Buffer address in host memory */
+} cbd_t;
+
+#define BD_SC_EMPTY     ((ushort)0x8000)        /* Receive is empty */
+#define BD_SC_READY     ((ushort)0x8000)        /* Transmit is ready */
+#define BD_SC_WRAP      ((ushort)0x2000)        /* Last buffer descriptor */
+#define BD_SC_INTRPT    ((ushort)0x1000)        /* Interrupt on change */
+#define BD_SC_LAST      ((ushort)0x0800)        /* Last buffer in frame */
+#define BD_SC_CM        ((ushort)0x0200)        /* Continous mode */
+#define BD_SC_ID        ((ushort)0x0100)        /* Rec'd too many idles */
+#define BD_SC_P         ((ushort)0x0100)        /* xmt preamble */
+#define BD_SC_BR        ((ushort)0x0020)        /* Break received */
+#define BD_SC_FR        ((ushort)0x0010)        /* Framing error */
+#define BD_SC_PR        ((ushort)0x0008)        /* Parity error */
+#define BD_SC_OV        ((ushort)0x0002)        /* Overrun */
+#define BD_SC_CD        ((ushort)0x0001)        /* ?? */
+
+/* Function code bits, usually generic to devices.
+*/
+#define CPMFCR_GBL      ((u_char)0x20)  /* Set memory snooping */
+#define CPMFCR_EB       ((u_char)0x10)  /* Set big endian byte order */
+#define CPMFCR_TC2      ((u_char)0x04)  /* Transfer code 2 value */
+#define CPMFCR_DTB      ((u_char)0x02)  /* Use local bus for data when set */
+#define CPMFCR_BDB      ((u_char)0x01)  /* Use local bus for BD when set */
+
+/* Parameter RAM offsets from the base.
+*/
+#define PROFF_SCC1              ((uint)0x8000)
+#define PROFF_SCC2              ((uint)0x8100)
+#define PROFF_SCC3              ((uint)0x8200)
+#define PROFF_SCC4              ((uint)0x8300)
+#define PROFF_FCC1              ((uint)0x8400)
+#define PROFF_FCC2              ((uint)0x8500)
+#define PROFF_FCC3              ((uint)0x8600)
+#define PROFF_MCC1              ((uint)0x8700)
+#define PROFF_SMC1_BASE         ((uint)0x87fc)
+#define PROFF_IDMA1_BASE        ((uint)0x87fe)
+#define PROFF_MCC2              ((uint)0x8800)
+#define PROFF_SMC2_BASE         ((uint)0x88fc)
+#define PROFF_IDMA2_BASE        ((uint)0x88fe)
+#define PROFF_SPI_BASE          ((uint)0x89fc)
+#define PROFF_IDMA3_BASE        ((uint)0x89fe)
+#define PROFF_TIMERS            ((uint)0x8ae0)
+#define PROFF_REVNUM            ((uint)0x8af0)
+#define PROFF_RAND              ((uint)0x8af8)
+#define PROFF_I2C_BASE          ((uint)0x8afc)
+#define PROFF_IDMA4_BASE        ((uint)0x8afe)
+
+#define PROFF_SCC_SIZE          ((uint)0x100)
+#define PROFF_FCC_SIZE          ((uint)0x100)
+#define PROFF_SMC_SIZE          ((uint)64)
+
+/* The SMCs are relocated to any of the first eight DPRAM pages.
+ * We will fix these at the first locations of DPRAM, until we
+ * get some microcode patches :-).
+ * The parameter ram space for the SMCs is fifty-some bytes, and
+ * they are required to start on a 64 byte boundary.
+ */
+#define PROFF_SMC1      (0)
+#define PROFF_SMC2      (64)
+
+
+/* Define enough so I can at least use the serial port as a UART.
+ */
+typedef struct smc_uart {
+        ushort  smc_rbase;      /* Rx Buffer descriptor base address */
+        ushort  smc_tbase;      /* Tx Buffer descriptor base address */
+        u_char  smc_rfcr;       /* Rx function code */
+        u_char  smc_tfcr;       /* Tx function code */
+        ushort  smc_mrblr;      /* Max receive buffer length */
+        uint    smc_rstate;     /* Internal */
+        uint    smc_idp;        /* Internal */
+        ushort  smc_rbptr;      /* Internal */
+        ushort  smc_ibc;        /* Internal */
+        uint    smc_rxtmp;      /* Internal */
+        uint    smc_tstate;     /* Internal */
+        uint    smc_tdp;        /* Internal */
+        ushort  smc_tbptr;      /* Internal */
+        ushort  smc_tbc;        /* Internal */
+        uint    smc_txtmp;      /* Internal */
+        ushort  smc_maxidl;     /* Maximum idle characters */
+        ushort  smc_tmpidl;     /* Temporary idle counter */
+        ushort  smc_brklen;     /* Last received break length */
+        ushort  smc_brkec;      /* rcv'd break condition counter */
+        ushort  smc_brkcr;      /* xmt break count register */
+        ushort  smc_rmask;      /* Temporary bit mask */
+        uint    smc_stmp;       /* SDMA Temp */
+} smc_uart_t;
+
+/* SMC uart mode register (Internal memory map).
+*/
+#define SMCMR_REN       ((ushort)0x0001)
+#define SMCMR_TEN       ((ushort)0x0002)
+#define SMCMR_DM        ((ushort)0x000c)
+#define SMCMR_SM_GCI    ((ushort)0x0000)
+#define SMCMR_SM_UART   ((ushort)0x0020)
+#define SMCMR_SM_TRANS  ((ushort)0x0030)
+#define SMCMR_SM_MASK   ((ushort)0x0030)
+#define SMCMR_PM_EVEN   ((ushort)0x0100)        /* Even parity, else odd */
+#define SMCMR_REVD      SMCMR_PM_EVEN
+#define SMCMR_PEN       ((ushort)0x0200)        /* Parity enable */
+#define SMCMR_BS        SMCMR_PEN
+#define SMCMR_SL        ((ushort)0x0400)        /* Two stops, else one */
+#define SMCR_CLEN_MASK  ((ushort)0x7800)        /* Character length */
+#define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
+
+/* SMC Event and Mask register.
+*/
+#define SMCM_BRKE       ((unsigned char)0x40)   /* When in UART Mode */
+#define SMCM_BRK        ((unsigned char)0x10)   /* When in UART Mode */
+#define SMCM_TXE        ((unsigned char)0x10)
+#define SMCM_BSY        ((unsigned char)0x04)
+#define SMCM_TX         ((unsigned char)0x02)
+#define SMCM_RX         ((unsigned char)0x01)
+
+/* Baud rate generators.
+*/
+#define CPM_BRG_RST             ((uint)0x00020000)
+#define CPM_BRG_EN              ((uint)0x00010000)
+#define CPM_BRG_EXTC_INT        ((uint)0x00000000)
+#define CPM_BRG_EXTC_CLK3_9     ((uint)0x00004000)
+#define CPM_BRG_EXTC_CLK5_15    ((uint)0x00008000)
+#define CPM_BRG_ATB             ((uint)0x00002000)
+#define CPM_BRG_CD_MASK         ((uint)0x00001ffe)
+#define CPM_BRG_DIV16           ((uint)0x00000001)
+
+/* SCCs.
+*/
+#define SCC_GSMRH_IRP           ((uint)0x00040000)
+#define SCC_GSMRH_GDE           ((uint)0x00010000)
+#define SCC_GSMRH_TCRC_CCITT    ((uint)0x00008000)
+#define SCC_GSMRH_TCRC_BISYNC   ((uint)0x00004000)
+#define SCC_GSMRH_TCRC_HDLC     ((uint)0x00000000)
+#define SCC_GSMRH_REVD          ((uint)0x00002000)
+#define SCC_GSMRH_TRX           ((uint)0x00001000)
+#define SCC_GSMRH_TTX           ((uint)0x00000800)
+#define SCC_GSMRH_CDP           ((uint)0x00000400)
+#define SCC_GSMRH_CTSP          ((uint)0x00000200)
+#define SCC_GSMRH_CDS           ((uint)0x00000100)
+#define SCC_GSMRH_CTSS          ((uint)0x00000080)
+#define SCC_GSMRH_TFL           ((uint)0x00000040)
+#define SCC_GSMRH_RFW           ((uint)0x00000020)
+#define SCC_GSMRH_TXSY          ((uint)0x00000010)
+#define SCC_GSMRH_SYNL16        ((uint)0x0000000c)
+#define SCC_GSMRH_SYNL8         ((uint)0x00000008)
+#define SCC_GSMRH_SYNL4         ((uint)0x00000004)
+#define SCC_GSMRH_RTSM          ((uint)0x00000002)
+#define SCC_GSMRH_RSYN          ((uint)0x00000001)
+
+#define SCC_GSMRL_SIR           ((uint)0x80000000)      /* SCC2 only */
+#define SCC_GSMRL_EDGE_NONE     ((uint)0x60000000)
+#define SCC_GSMRL_EDGE_NEG      ((uint)0x40000000)
+#define SCC_GSMRL_EDGE_POS      ((uint)0x20000000)
+#define SCC_GSMRL_EDGE_BOTH     ((uint)0x00000000)
+#define SCC_GSMRL_TCI           ((uint)0x10000000)
+#define SCC_GSMRL_TSNC_3        ((uint)0x0c000000)
+#define SCC_GSMRL_TSNC_4        ((uint)0x08000000)
+#define SCC_GSMRL_TSNC_14       ((uint)0x04000000)
+#define SCC_GSMRL_TSNC_INF      ((uint)0x00000000)
+#define SCC_GSMRL_RINV          ((uint)0x02000000)
+#define SCC_GSMRL_TINV          ((uint)0x01000000)
+#define SCC_GSMRL_TPL_128       ((uint)0x00c00000)
+#define SCC_GSMRL_TPL_64        ((uint)0x00a00000)
+#define SCC_GSMRL_TPL_48        ((uint)0x00800000)
+#define SCC_GSMRL_TPL_32        ((uint)0x00600000)
+#define SCC_GSMRL_TPL_16        ((uint)0x00400000)
+#define SCC_GSMRL_TPL_8         ((uint)0x00200000)
+#define SCC_GSMRL_TPL_NONE      ((uint)0x00000000)
+#define SCC_GSMRL_TPP_ALL1      ((uint)0x00180000)
+#define SCC_GSMRL_TPP_01        ((uint)0x00100000)
+#define SCC_GSMRL_TPP_10        ((uint)0x00080000)
+#define SCC_GSMRL_TPP_ZEROS     ((uint)0x00000000)
+#define SCC_GSMRL_TEND          ((uint)0x00040000)
+#define SCC_GSMRL_TDCR_32       ((uint)0x00030000)
+#define SCC_GSMRL_TDCR_16       ((uint)0x00020000)
+#define SCC_GSMRL_TDCR_8        ((uint)0x00010000)
+#define SCC_GSMRL_TDCR_1        ((uint)0x00000000)
+#define SCC_GSMRL_RDCR_32       ((uint)0x0000c000)
+#define SCC_GSMRL_RDCR_16       ((uint)0x00008000)
+#define SCC_GSMRL_RDCR_8        ((uint)0x00004000)
+#define SCC_GSMRL_RDCR_1        ((uint)0x00000000)
+#define SCC_GSMRL_RENC_DFMAN    ((uint)0x00003000)
+#define SCC_GSMRL_RENC_MANCH    ((uint)0x00002000)
+#define SCC_GSMRL_RENC_FM0      ((uint)0x00001000)
+#define SCC_GSMRL_RENC_NRZI     ((uint)0x00000800)
+#define SCC_GSMRL_RENC_NRZ      ((uint)0x00000000)
+#define SCC_GSMRL_TENC_DFMAN    ((uint)0x00000600)
+#define SCC_GSMRL_TENC_MANCH    ((uint)0x00000400)
+#define SCC_GSMRL_TENC_FM0      ((uint)0x00000200)
+#define SCC_GSMRL_TENC_NRZI     ((uint)0x00000100)
+#define SCC_GSMRL_TENC_NRZ      ((uint)0x00000000)
+#define SCC_GSMRL_DIAG_LE       ((uint)0x000000c0)      /* Loop and echo */
+#define SCC_GSMRL_DIAG_ECHO     ((uint)0x00000080)
+#define SCC_GSMRL_DIAG_LOOP     ((uint)0x00000040)
+#define SCC_GSMRL_DIAG_NORM     ((uint)0x00000000)
+#define SCC_GSMRL_ENR           ((uint)0x00000020)
+#define SCC_GSMRL_ENT           ((uint)0x00000010)
+#define SCC_GSMRL_MODE_ENET     ((uint)0x0000000c)
+#define SCC_GSMRL_MODE_DDCMP    ((uint)0x00000009)
+#define SCC_GSMRL_MODE_BISYNC   ((uint)0x00000008)
+#define SCC_GSMRL_MODE_V14      ((uint)0x00000007)
+#define SCC_GSMRL_MODE_AHDLC    ((uint)0x00000006)
+#define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
+#define SCC_GSMRL_MODE_UART     ((uint)0x00000004)
+#define SCC_GSMRL_MODE_SS7      ((uint)0x00000003)
+#define SCC_GSMRL_MODE_ATALK    ((uint)0x00000002)
+#define SCC_GSMRL_MODE_HDLC     ((uint)0x00000000)
+
+#define SCC_TODR_TOD            ((ushort)0x8000)
+
+/* SCC Event and Mask register.
+*/
+#define SCCM_TXE        ((unsigned char)0x10)
+#define SCCM_BSY        ((unsigned char)0x04)
+#define SCCM_TX         ((unsigned char)0x02)
+#define SCCM_RX         ((unsigned char)0x01)
+
+typedef struct scc_param {
+        ushort  scc_rbase;      /* Rx Buffer descriptor base address */
+        ushort  scc_tbase;      /* Tx Buffer descriptor base address */
+        u_char  scc_rfcr;       /* Rx function code */
+        u_char  scc_tfcr;       /* Tx function code */
+        ushort  scc_mrblr;      /* Max receive buffer length */
+        uint    scc_rstate;     /* Internal */
+        uint    scc_idp;        /* Internal */
+        ushort  scc_rbptr;      /* Internal */
+        ushort  scc_ibc;        /* Internal */
+        uint    scc_rxtmp;      /* Internal */
+        uint    scc_tstate;     /* Internal */
+        uint    scc_tdp;        /* Internal */
+        ushort  scc_tbptr;      /* Internal */
+        ushort  scc_tbc;        /* Internal */
+        uint    scc_txtmp;      /* Internal */
+        uint    scc_rcrc;       /* Internal */
+        uint    scc_tcrc;       /* Internal */
+} sccp_t;
+
+/* CPM Ethernet through SCC1.
+ */
+typedef struct scc_enet {
+        sccp_t  sen_genscc;
+        uint    sen_cpres;      /* Preset CRC */
+        uint    sen_cmask;      /* Constant mask for CRC */
+        uint    sen_crcec;      /* CRC Error counter */
+        uint    sen_alec;       /* alignment error counter */
+        uint    sen_disfc;      /* discard frame counter */
+        ushort  sen_pads;       /* Tx short frame pad character */
+        ushort  sen_retlim;     /* Retry limit threshold */
+        ushort  sen_retcnt;     /* Retry limit counter */
+        ushort  sen_maxflr;     /* maximum frame length register */
+        ushort  sen_minflr;     /* minimum frame length register */
+        ushort  sen_maxd1;      /* maximum DMA1 length */
+        ushort  sen_maxd2;      /* maximum DMA2 length */
+        ushort  sen_maxd;       /* Rx max DMA */
+        ushort  sen_dmacnt;     /* Rx DMA counter */
+        ushort  sen_maxb;       /* Max BD byte count */
+        ushort  sen_gaddr1;     /* Group address filter */
+        ushort  sen_gaddr2;
+        ushort  sen_gaddr3;
+        ushort  sen_gaddr4;
+        uint    sen_tbuf0data0; /* Save area 0 - current frame */
+        uint    sen_tbuf0data1; /* Save area 1 - current frame */
+        uint    sen_tbuf0rba;   /* Internal */
+        uint    sen_tbuf0crc;   /* Internal */
+        ushort  sen_tbuf0bcnt;  /* Internal */
+        ushort  sen_paddrh;     /* physical address (MSB) */
+        ushort  sen_paddrm;
+        ushort  sen_paddrl;     /* physical address (LSB) */
+        ushort  sen_pper;       /* persistence */
+        ushort  sen_rfbdptr;    /* Rx first BD pointer */
+        ushort  sen_tfbdptr;    /* Tx first BD pointer */
+        ushort  sen_tlbdptr;    /* Tx last BD pointer */
+        uint    sen_tbuf1data0; /* Save area 0 - current frame */
+        uint    sen_tbuf1data1; /* Save area 1 - current frame */
+        uint    sen_tbuf1rba;   /* Internal */
+        uint    sen_tbuf1crc;   /* Internal */
+        ushort  sen_tbuf1bcnt;  /* Internal */
+        ushort  sen_txlen;      /* Tx Frame length counter */
+        ushort  sen_iaddr1;     /* Individual address filter */
+        ushort  sen_iaddr2;
+        ushort  sen_iaddr3;
+        ushort  sen_iaddr4;
+        ushort  sen_boffcnt;    /* Backoff counter */
+
+        /* NOTE: Some versions of the manual have the following items
+         * incorrectly documented.  Below is the proper order.
+         */
+        ushort  sen_taddrh;     /* temp address (MSB) */
+        ushort  sen_taddrm;
+        ushort  sen_taddrl;     /* temp address (LSB) */
+} scc_enet_t;
+
+
+/* SCC Event register as used by Ethernet.
+*/
+#define SCCE_ENET_GRA   ((ushort)0x0080)        /* Graceful stop complete */
+#define SCCE_ENET_TXE   ((ushort)0x0010)        /* Transmit Error */
+#define SCCE_ENET_RXF   ((ushort)0x0008)        /* Full frame received */
+#define SCCE_ENET_BSY   ((ushort)0x0004)        /* All incoming buffers full */
+#define SCCE_ENET_TXB   ((ushort)0x0002)        /* A buffer was transmitted */
+#define SCCE_ENET_RXB   ((ushort)0x0001)        /* A buffer was received */
+
+/* SCC Mode Register (PSMR) as used by Ethernet.
+*/
+#define SCC_PSMR_HBC    ((ushort)0x8000)        /* Enable heartbeat */
+#define SCC_PSMR_FC     ((ushort)0x4000)        /* Force collision */
+#define SCC_PSMR_RSH    ((ushort)0x2000)        /* Receive short frames */
+#define SCC_PSMR_IAM    ((ushort)0x1000)        /* Check individual hash */
+#define SCC_PSMR_ENCRC  ((ushort)0x0800)        /* Ethernet CRC mode */
+#define SCC_PSMR_PRO    ((ushort)0x0200)        /* Promiscuous mode */
+#define SCC_PSMR_BRO    ((ushort)0x0100)        /* Catch broadcast pkts */
+#define SCC_PSMR_SBT    ((ushort)0x0080)        /* Special backoff timer */
+#define SCC_PSMR_LPB    ((ushort)0x0040)        /* Set Loopback mode */
+#define SCC_PSMR_SIP    ((ushort)0x0020)        /* Sample Input Pins */
+#define SCC_PSMR_LCW    ((ushort)0x0010)        /* Late collision window */
+#define SCC_PSMR_NIB22  ((ushort)0x000a)        /* Start frame search */
+#define SCC_PSMR_FDE    ((ushort)0x0001)        /* Full duplex enable */
+
+/* Buffer descriptor control/status used by Ethernet receive.
+ * Common to SCC and FCC.
+ */
+#define BD_ENET_RX_EMPTY        ((ushort)0x8000)
+#define BD_ENET_RX_WRAP         ((ushort)0x2000)
+#define BD_ENET_RX_INTR         ((ushort)0x1000)
+#define BD_ENET_RX_LAST         ((ushort)0x0800)
+#define BD_ENET_RX_FIRST        ((ushort)0x0400)
+#define BD_ENET_RX_MISS         ((ushort)0x0100)
+#define BD_ENET_RX_BC           ((ushort)0x0080)        /* FCC Only */
+#define BD_ENET_RX_MC           ((ushort)0x0040)        /* FCC Only */
+#define BD_ENET_RX_LG           ((ushort)0x0020)
+#define BD_ENET_RX_NO           ((ushort)0x0010)
+#define BD_ENET_RX_SH           ((ushort)0x0008)
+#define BD_ENET_RX_CR           ((ushort)0x0004)
+#define BD_ENET_RX_OV           ((ushort)0x0002)
+#define BD_ENET_RX_CL           ((ushort)0x0001)
+#define BD_ENET_RX_STATS        ((ushort)0x01ff)        /* All status bits */
+
+/* Buffer descriptor control/status used by Ethernet transmit.
+ * Common to SCC and FCC.
+ */
+#define BD_ENET_TX_READY        ((ushort)0x8000)
+#define BD_ENET_TX_PAD          ((ushort)0x4000)
+#define BD_ENET_TX_WRAP         ((ushort)0x2000)
+#define BD_ENET_TX_INTR         ((ushort)0x1000)
+#define BD_ENET_TX_LAST         ((ushort)0x0800)
+#define BD_ENET_TX_TC           ((ushort)0x0400)
+#define BD_ENET_TX_DEF          ((ushort)0x0200)
+#define BD_ENET_TX_HB           ((ushort)0x0100)
+#define BD_ENET_TX_LC           ((ushort)0x0080)
+#define BD_ENET_TX_RL           ((ushort)0x0040)
+#define BD_ENET_TX_RCMASK       ((ushort)0x003c)
+#define BD_ENET_TX_UN           ((ushort)0x0002)
+#define BD_ENET_TX_CSL          ((ushort)0x0001)
+#define BD_ENET_TX_STATS        ((ushort)0x03ff)        /* All status bits */
+
+/* SCC as UART
+*/
+typedef struct scc_uart {
+        sccp_t  scc_genscc;
+        uint    scc_res1;       /* Reserved */
+        uint    scc_res2;       /* Reserved */
+        ushort  scc_maxidl;     /* Maximum idle chars */
+        ushort  scc_idlc;       /* temp idle counter */
+        ushort  scc_brkcr;      /* Break count register */
+        ushort  scc_parec;      /* receive parity error counter */
+        ushort  scc_frmec;      /* receive framing error counter */
+        ushort  scc_nosec;      /* receive noise counter */
+        ushort  scc_brkec;      /* receive break condition counter */
+        ushort  scc_brkln;      /* last received break length */
+        ushort  scc_uaddr1;     /* UART address character 1 */
+        ushort  scc_uaddr2;     /* UART address character 2 */
+        ushort  scc_rtemp;      /* Temp storage */
+        ushort  scc_toseq;      /* Transmit out of sequence char */
+        ushort  scc_char1;      /* control character 1 */
+        ushort  scc_char2;      /* control character 2 */
+        ushort  scc_char3;      /* control character 3 */
+        ushort  scc_char4;      /* control character 4 */
+        ushort  scc_char5;      /* control character 5 */
+        ushort  scc_char6;      /* control character 6 */
+        ushort  scc_char7;      /* control character 7 */
+        ushort  scc_char8;      /* control character 8 */
+        ushort  scc_rccm;       /* receive control character mask */
+        ushort  scc_rccr;       /* receive control character register */
+        ushort  scc_rlbc;       /* receive last break character */
+} scc_uart_t;
+
+/* SCC Event and Mask registers when it is used as a UART.
+*/
+#define UART_SCCM_GLR           ((ushort)0x1000)
+#define UART_SCCM_GLT           ((ushort)0x0800)
+#define UART_SCCM_AB            ((ushort)0x0200)
+#define UART_SCCM_IDL           ((ushort)0x0100)
+#define UART_SCCM_GRA           ((ushort)0x0080)
+#define UART_SCCM_BRKE          ((ushort)0x0040)
+#define UART_SCCM_BRKS          ((ushort)0x0020)
+#define UART_SCCM_CCR           ((ushort)0x0008)
+#define UART_SCCM_BSY           ((ushort)0x0004)
+#define UART_SCCM_TX            ((ushort)0x0002)
+#define UART_SCCM_RX            ((ushort)0x0001)
+
+/* The SCC PSMR when used as a UART.
+*/
+#define SCU_PSMR_FLC            ((ushort)0x8000)
+#define SCU_PSMR_SL             ((ushort)0x4000)
+#define SCU_PSMR_CL             ((ushort)0x3000)
+#define SCU_PSMR_UM             ((ushort)0x0c00)
+#define SCU_PSMR_FRZ            ((ushort)0x0200)
+#define SCU_PSMR_RZS            ((ushort)0x0100)
+#define SCU_PSMR_SYN            ((ushort)0x0080)
+#define SCU_PSMR_DRT            ((ushort)0x0040)
+#define SCU_PSMR_PEN            ((ushort)0x0010)
+#define SCU_PSMR_RPM            ((ushort)0x000c)
+#define SCU_PSMR_REVP           ((ushort)0x0008)
+#define SCU_PSMR_TPM            ((ushort)0x0003)
+#define SCU_PSMR_TEVP           ((ushort)0x0002)
+
+/* CPM Transparent mode SCC.
+ */
+typedef struct scc_trans {
+        sccp_t  st_genscc;
+        uint    st_cpres;       /* Preset CRC */
+        uint    st_cmask;       /* Constant mask for CRC */
+} scc_trans_t;
+
+#define BD_SCC_TX_LAST          ((ushort)0x0800)
+
+/* How about some FCCs.....
+*/
+#define FCC_GFMR_DIAG_NORM      ((uint)0x00000000)
+#define FCC_GFMR_DIAG_LE        ((uint)0x40000000)
+#define FCC_GFMR_DIAG_AE        ((uint)0x80000000)
+#define FCC_GFMR_DIAG_ALE       ((uint)0xc0000000)
+#define FCC_GFMR_TCI            ((uint)0x20000000)
+#define FCC_GFMR_TRX            ((uint)0x10000000)
+#define FCC_GFMR_TTX            ((uint)0x08000000)
+#define FCC_GFMR_TTX            ((uint)0x08000000)
+#define FCC_GFMR_CDP            ((uint)0x04000000)
+#define FCC_GFMR_CTSP           ((uint)0x02000000)
+#define FCC_GFMR_CDS            ((uint)0x01000000)
+#define FCC_GFMR_CTSS           ((uint)0x00800000)
+#define FCC_GFMR_SYNL_NONE      ((uint)0x00000000)
+#define FCC_GFMR_SYNL_AUTO      ((uint)0x00004000)
+#define FCC_GFMR_SYNL_8         ((uint)0x00008000)
+#define FCC_GFMR_SYNL_16        ((uint)0x0000c000)
+#define FCC_GFMR_RTSM           ((uint)0x00002000)
+#define FCC_GFMR_RENC_NRZ       ((uint)0x00000000)
+#define FCC_GFMR_RENC_NRZI      ((uint)0x00000800)
+#define FCC_GFMR_REVD           ((uint)0x00000400)
+#define FCC_GFMR_TENC_NRZ       ((uint)0x00000000)
+#define FCC_GFMR_TENC_NRZI      ((uint)0x00000100)
+#define FCC_GFMR_TCRC_16        ((uint)0x00000000)
+#define FCC_GFMR_TCRC_32        ((uint)0x00000080)
+#define FCC_GFMR_ENR            ((uint)0x00000020)
+#define FCC_GFMR_ENT            ((uint)0x00000010)
+#define FCC_GFMR_MODE_ENET      ((uint)0x0000000c)
+#define FCC_GFMR_MODE_ATM       ((uint)0x0000000a)
+#define FCC_GFMR_MODE_HDLC      ((uint)0x00000000)
+
+/* Generic FCC parameter ram.
+*/
+typedef struct fcc_param {
+        ushort  fcc_riptr;      /* Rx Internal temp pointer */
+        ushort  fcc_tiptr;      /* Tx Internal temp pointer */
+        ushort  fcc_res1;
+        ushort  fcc_mrblr;      /* Max receive buffer length, mod 32 bytes */
+        uint    fcc_rstate;     /* Upper byte is Func code, must be set */
+        uint    fcc_rbase;      /* Receive BD base */
+        ushort  fcc_rbdstat;    /* RxBD status */
+        ushort  fcc_rbdlen;     /* RxBD down counter */
+        uint    fcc_rdptr;      /* RxBD internal data pointer */
+        uint    fcc_tstate;     /* Upper byte is Func code, must be set */
+        uint    fcc_tbase;      /* Transmit BD base */
+        ushort  fcc_tbdstat;    /* TxBD status */
+        ushort  fcc_tbdlen;     /* TxBD down counter */
+        uint    fcc_tdptr;      /* TxBD internal data pointer */
+        uint    fcc_rbptr;      /* Rx BD Internal buf pointer */
+        uint    fcc_tbptr;      /* Tx BD Internal buf pointer */
+        uint    fcc_rcrc;       /* Rx temp CRC */
+        uint    fcc_res2;
+        uint    fcc_tcrc;       /* Tx temp CRC */
+} fccp_t;
+
+
+/* Ethernet controller through FCC.
+*/
+typedef struct fcc_enet {
+        fccp_t  fen_genfcc;
+        uint    fen_statbuf;    /* Internal status buffer */
+        uint    fen_camptr;     /* CAM address */
+        uint    fen_cmask;      /* Constant mask for CRC */
+        uint    fen_cpres;      /* Preset CRC */
+        uint    fen_crcec;      /* CRC Error counter */
+        uint    fen_alec;       /* alignment error counter */
+        uint    fen_disfc;      /* discard frame counter */
+        ushort  fen_retlim;     /* Retry limit */
+        ushort  fen_retcnt;     /* Retry counter */
+        ushort  fen_pper;       /* Persistence */
+        ushort  fen_boffcnt;    /* backoff counter */
+        uint    fen_gaddrh;     /* Group address filter, high 32-bits */
+        uint    fen_gaddrl;     /* Group address filter, low 32-bits */
+        ushort  fen_tfcstat;    /* out of sequence TxBD */
+        ushort  fen_tfclen;
+        uint    fen_tfcptr;
+        ushort  fen_mflr;       /* Maximum frame length (1518) */
+        ushort  fen_paddrh;     /* MAC address */
+        ushort  fen_paddrm;
+        ushort  fen_paddrl;
+        ushort  fen_ibdcount;   /* Internal BD counter */
+        ushort  fen_ibdstart;   /* Internal BD start pointer */
+        ushort  fen_ibdend;     /* Internal BD end pointer */
+        ushort  fen_txlen;      /* Internal Tx frame length counter */
+        uint    fen_ibdbase[8]; /* Internal use */
+        uint    fen_iaddrh;     /* Individual address filter */
+        uint    fen_iaddrl;
+        ushort  fen_minflr;     /* Minimum frame length (64) */
+        ushort  fen_taddrh;     /* Filter transfer MAC address */
+        ushort  fen_taddrm;
+        ushort  fen_taddrl;
+        ushort  fen_padptr;     /* Pointer to pad byte buffer */
+        ushort  fen_cftype;     /* control frame type */
+        ushort  fen_cfrange;    /* control frame range */
+        ushort  fen_maxb;       /* maximum BD count */
+        ushort  fen_maxd1;      /* Max DMA1 length (1520) */
+        ushort  fen_maxd2;      /* Max DMA2 length (1520) */
+        ushort  fen_maxd;       /* internal max DMA count */
+        ushort  fen_dmacnt;     /* internal DMA counter */
+        uint    fen_octc;       /* Total octect counter */
+        uint    fen_colc;       /* Total collision counter */
+        uint    fen_broc;       /* Total broadcast packet counter */
+        uint    fen_mulc;       /* Total multicast packet count */
+        uint    fen_uspc;       /* Total packets < 64 bytes */
+        uint    fen_frgc;       /* Total packets < 64 bytes with errors */
+        uint    fen_ospc;       /* Total packets > 1518 */
+        uint    fen_jbrc;       /* Total packets > 1518 with errors */
+        uint    fen_p64c;       /* Total packets == 64 bytes */
+        uint    fen_p65c;       /* Total packets 64 < bytes <= 127 */
+        uint    fen_p128c;      /* Total packets 127 < bytes <= 255 */
+        uint    fen_p256c;      /* Total packets 256 < bytes <= 511 */
+        uint    fen_p512c;      /* Total packets 512 < bytes <= 1023 */
+        uint    fen_p1024c;     /* Total packets 1024 < bytes <= 1518 */
+        uint    fen_cambuf;     /* Internal CAM buffer poiner */
+        ushort  fen_rfthr;      /* Received frames threshold */
+        ushort  fen_rfcnt;      /* Received frames count */
+} fcc_enet_t;
+
+/* FCC Event/Mask register as used by Ethernet.
+*/
+#define FCC_ENET_GRA    ((ushort)0x0080)        /* Graceful stop complete */
+#define FCC_ENET_RXC    ((ushort)0x0040)        /* Control Frame Received */
+#define FCC_ENET_TXC    ((ushort)0x0020)        /* Out of seq. Tx sent */
+#define FCC_ENET_TXE    ((ushort)0x0010)        /* Transmit Error */
+#define FCC_ENET_RXF    ((ushort)0x0008)        /* Full frame received */
+#define FCC_ENET_BSY    ((ushort)0x0004)        /* Busy.  Rx Frame dropped */
+#define FCC_ENET_TXB    ((ushort)0x0002)        /* A buffer was transmitted */
+#define FCC_ENET_RXB    ((ushort)0x0001)        /* A buffer was received */
+
+/* FCC Mode Register (FPSMR) as used by Ethernet.
+*/
+#define FCC_PSMR_HBC    ((uint)0x80000000)      /* Enable heartbeat */
+#define FCC_PSMR_FC     ((uint)0x40000000)      /* Force Collision */
+#define FCC_PSMR_SBT    ((uint)0x20000000)      /* Stop backoff timer */
+#define FCC_PSMR_LPB    ((uint)0x10000000)      /* Local protect. 1 = FDX */
+#define FCC_PSMR_LCW    ((uint)0x08000000)      /* Late collision select */
+#define FCC_PSMR_FDE    ((uint)0x04000000)      /* Full Duplex Enable */
+#define FCC_PSMR_MON    ((uint)0x02000000)      /* RMON Enable */
+#define FCC_PSMR_PRO    ((uint)0x00400000)      /* Promiscuous Enable */
+#define FCC_PSMR_FCE    ((uint)0x00200000)      /* Flow Control Enable */
+#define FCC_PSMR_RSH    ((uint)0x00100000)      /* Receive Short Frames */
+#define FCC_PSMR_CAM    ((uint)0x00000400)      /* CAM enable */
+#define FCC_PSMR_BRO    ((uint)0x00000200)      /* Broadcast pkt discard */
+#define FCC_PSMR_ENCRC  ((uint)0x00000080)      /* Use 32-bit CRC */
+
+/* IIC parameter RAM.
+*/
+typedef struct iic {
+        ushort  iic_rbase;      /* Rx Buffer descriptor base address */
+        ushort  iic_tbase;      /* Tx Buffer descriptor base address */
+        u_char  iic_rfcr;       /* Rx function code */
+        u_char  iic_tfcr;       /* Tx function code */
+        ushort  iic_mrblr;      /* Max receive buffer length */
+        uint    iic_rstate;     /* Internal */
+        uint    iic_rdp;        /* Internal */
+        ushort  iic_rbptr;      /* Internal */
+        ushort  iic_rbc;        /* Internal */
+        uint    iic_rxtmp;      /* Internal */
+        uint    iic_tstate;     /* Internal */
+        uint    iic_tdp;        /* Internal */
+        ushort  iic_tbptr;      /* Internal */
+        ushort  iic_tbc;        /* Internal */
+        uint    iic_txtmp;      /* Internal */
+} iic_t;
+
+/* SPI parameter RAM.
+*/
+typedef struct spi {
+        ushort  spi_rbase;      /* Rx Buffer descriptor base address */
+        ushort  spi_tbase;      /* Tx Buffer descriptor base address */
+        u_char  spi_rfcr;       /* Rx function code */
+        u_char  spi_tfcr;       /* Tx function code */
+        ushort  spi_mrblr;      /* Max receive buffer length */
+        uint    spi_rstate;     /* Internal */
+        uint    spi_rdp;        /* Internal */
+        ushort  spi_rbptr;      /* Internal */
+        ushort  spi_rbc;        /* Internal */
+        uint    spi_rxtmp;      /* Internal */
+        uint    spi_tstate;     /* Internal */
+        uint    spi_tdp;        /* Internal */
+        ushort  spi_tbptr;      /* Internal */
+        ushort  spi_tbc;        /* Internal */
+        uint    spi_txtmp;      /* Internal */
+        uint    spi_res;        /* Tx temp. */
+        uint    spi_res1[4];    /* SDMA temp. */
+} spi_t;
+
+/* SPI Mode register.
+*/
+#define SPMODE_LOOP     ((ushort)0x4000)        /* Loopback */
+#define SPMODE_CI       ((ushort)0x2000)        /* Clock Invert */
+#define SPMODE_CP       ((ushort)0x1000)        /* Clock Phase */
+#define SPMODE_DIV16    ((ushort)0x0800)        /* BRG/16 mode */
+#define SPMODE_REV      ((ushort)0x0400)        /* Reversed Data */
+#define SPMODE_MSTR     ((ushort)0x0200)        /* SPI Master */
+#define SPMODE_EN       ((ushort)0x0100)        /* Enable */
+#define SPMODE_LENMSK   ((ushort)0x00f0)        /* character length */
+#define SPMODE_PMMSK    ((ushort)0x000f)        /* prescale modulus */
+
+#define SPMODE_LEN(x)   ((((x)-1)&0xF)<<4)
+#define SPMODE_PM(x)    ((x) &0xF)
+
+#define SPI_EB          ((u_char)0x10)          /* big endian byte order */
+
+#define BD_IIC_START            ((ushort)0x0400)
+
+/* IDMA parameter RAM
+*/
+typedef struct idma {
+        ushort ibase;           /* IDMA buffer descriptor table base address */
+        ushort dcm;             /* DMA channel mode */
+        ushort ibdptr;          /* IDMA current buffer descriptor pointer */
+        ushort dpr_buf;         /* IDMA transfer buffer base address */
+        ushort buf_inv;         /* internal buffer inventory */
+        ushort ss_max;          /* steady-state maximum transfer size */
+        ushort dpr_in_ptr;      /* write pointer inside the internal buffer */
+        ushort sts;             /* source transfer size */
+        ushort dpr_out_ptr;     /* read pointer inside the internal buffer */
+        ushort seob;            /* source end of burst */
+        ushort deob;            /* destination end of burst */
+        ushort dts;             /* destination transfer size */
+        ushort ret_add;         /* return address when working in ERM=1 mode */
+        ushort res0;            /* reserved */
+        uint   bd_cnt;          /* internal byte count */
+        uint   s_ptr;           /* source internal data pointer */
+        uint   d_ptr;           /* destination internal data pointer */
+        uint   istate;          /* internal state */
+        u_char res1[20];        /* pad to 64-byte length */
+} idma_t;
+
+/* DMA channel mode bit fields
+*/
+#define IDMA_DCM_FB             ((ushort)0x8000) /* fly-by mode */
+#define IDMA_DCM_LP             ((ushort)0x4000) /* low priority */
+#define IDMA_DCM_TC2            ((ushort)0x0400) /* value driven on TC[2] */
+#define IDMA_DCM_DMA_WRAP_MASK  ((ushort)0x01c0) /* mask for DMA wrap */
+#define IDMA_DCM_DMA_WRAP_64    ((ushort)0x0000) /* 64-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_128   ((ushort)0x0040) /* 128-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_256   ((ushort)0x0080) /* 256-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_512   ((ushort)0x00c0) /* 512-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_1024  ((ushort)0x0100) /* 1024-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_2048  ((ushort)0x0140) /* 2048-byte DMA xfer buffer */
+#define IDMA_DCM_SINC           ((ushort)0x0020) /* source inc addr */
+#define IDMA_DCM_DINC           ((ushort)0x0010) /* destination inc addr */
+#define IDMA_DCM_ERM            ((ushort)0x0008) /* external request mode */
+#define IDMA_DCM_DT             ((ushort)0x0004) /* DONE treatment */
+#define IDMA_DCM_SD_MASK        ((ushort)0x0003) /* mask for SD bit field */
+#define IDMA_DCM_SD_MEM2MEM     ((ushort)0x0000) /* memory-to-memory xfer */
+#define IDMA_DCM_SD_PER2MEM     ((ushort)0x0002) /* peripheral-to-memory xfer */
+#define IDMA_DCM_SD_MEM2PER     ((ushort)0x0001) /* memory-to-peripheral xfer */
+
+/* IDMA Buffer Descriptors
+*/
+typedef struct idma_bd {
+        uint flags;
+        uint len;       /* data length */
+        uint src;       /* source data buffer pointer */
+        uint dst;       /* destination data buffer pointer */
+} idma_bd_t;
+
+/* IDMA buffer descriptor flag bit fields
+*/
+#define IDMA_BD_V       ((uint)0x80000000)      /* valid */
+#define IDMA_BD_W       ((uint)0x20000000)      /* wrap */
+#define IDMA_BD_I       ((uint)0x10000000)      /* interrupt */
+#define IDMA_BD_L       ((uint)0x08000000)      /* last */
+#define IDMA_BD_CM      ((uint)0x02000000)      /* continuous mode */
+#define IDMA_BD_SDN     ((uint)0x00400000)      /* source done */
+#define IDMA_BD_DDN     ((uint)0x00200000)      /* destination done */
+#define IDMA_BD_DGBL    ((uint)0x00100000)      /* destination global */
+#define IDMA_BD_DBO_LE  ((uint)0x00040000)      /* little-end dest byte order */
+#define IDMA_BD_DBO_BE  ((uint)0x00080000)      /* big-end dest byte order */
+#define IDMA_BD_DDTB    ((uint)0x00010000)      /* destination data bus */
+#define IDMA_BD_SGBL    ((uint)0x00002000)      /* source global */
+#define IDMA_BD_SBO_LE  ((uint)0x00000800)      /* little-end src byte order */
+#define IDMA_BD_SBO_BE  ((uint)0x00001000)      /* big-end src byte order */
+#define IDMA_BD_SDTB    ((uint)0x00000200)      /* source data bus */
+
+/* per-channel IDMA registers
+*/
+typedef struct im_idma {
+        u_char idsr;                    /* IDMAn event status register */
+        u_char res0[3];
+        u_char idmr;                    /* IDMAn event mask register */
+        u_char res1[3];
+} im_idma_t;
+
+/* IDMA event register bit fields
+*/
+#define IDMA_EVENT_SC   ((unsigned char)0x08)   /* stop completed */
+#define IDMA_EVENT_OB   ((unsigned char)0x04)   /* out of buffers */
+#define IDMA_EVENT_EDN  ((unsigned char)0x02)   /* external DONE asserted */
+#define IDMA_EVENT_BC   ((unsigned char)0x01)   /* buffer descriptor complete */
+
+/* RISC Controller Configuration Register (RCCR) bit fields
+*/
+#define RCCR_TIME       ((uint)0x80000000) /* timer enable */
+#define RCCR_TIMEP_MASK ((uint)0x3f000000) /* mask for timer period bit field */
+#define RCCR_DR0M       ((uint)0x00800000) /* IDMA0 request mode */
+#define RCCR_DR1M       ((uint)0x00400000) /* IDMA1 request mode */
+#define RCCR_DR2M       ((uint)0x00000080) /* IDMA2 request mode */
+#define RCCR_DR3M       ((uint)0x00000040) /* IDMA3 request mode */
+#define RCCR_DR0QP_MASK ((uint)0x00300000) /* mask for IDMA0 req priority */
+#define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
+#define RCCR_DR0QP_MED  ((uint)0x00100000) /* IDMA0 has medium req priority */
+#define RCCR_DR0QP_LOW  ((uint)0x00200000) /* IDMA0 has low req priority */
+#define RCCR_DR1QP_MASK ((uint)0x00030000) /* mask for IDMA1 req priority */
+#define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
+#define RCCR_DR1QP_MED  ((uint)0x00010000) /* IDMA1 has medium req priority */
+#define RCCR_DR1QP_LOW  ((uint)0x00020000) /* IDMA1 has low req priority */
+#define RCCR_DR2QP_MASK ((uint)0x00000030) /* mask for IDMA2 req priority */
+#define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
+#define RCCR_DR2QP_MED  ((uint)0x00000010) /* IDMA2 has medium req priority */
+#define RCCR_DR2QP_LOW  ((uint)0x00000020) /* IDMA2 has low req priority */
+#define RCCR_DR3QP_MASK ((uint)0x00000003) /* mask for IDMA3 req priority */
+#define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
+#define RCCR_DR3QP_MED  ((uint)0x00000001) /* IDMA3 has medium req priority */
+#define RCCR_DR3QP_LOW  ((uint)0x00000002) /* IDMA3 has low req priority */
+#define RCCR_EIE        ((uint)0x00080000) /* external interrupt enable */
+#define RCCR_SCD        ((uint)0x00040000) /* scheduler configuration */
+#define RCCR_ERAM_MASK  ((uint)0x0000e000) /* mask for enable RAM microcode */
+#define RCCR_ERAM_0KB   ((uint)0x00000000) /* use 0KB of dpram for microcode */
+#define RCCR_ERAM_2KB   ((uint)0x00002000) /* use 2KB of dpram for microcode */
+#define RCCR_ERAM_4KB   ((uint)0x00004000) /* use 4KB of dpram for microcode */
+#define RCCR_ERAM_6KB   ((uint)0x00006000) /* use 6KB of dpram for microcode */
+#define RCCR_ERAM_8KB   ((uint)0x00008000) /* use 8KB of dpram for microcode */
+#define RCCR_ERAM_10KB  ((uint)0x0000a000) /* use 10KB of dpram for microcode */
+#define RCCR_ERAM_12KB  ((uint)0x0000c000) /* use 12KB of dpram for microcode */
+#define RCCR_EDM0       ((uint)0x00000800) /* DREQ0 edge detect mode */
+#define RCCR_EDM1       ((uint)0x00000400) /* DREQ1 edge detect mode */
+#define RCCR_EDM2       ((uint)0x00000200) /* DREQ2 edge detect mode */
+#define RCCR_EDM3       ((uint)0x00000100) /* DREQ3 edge detect mode */
+#define RCCR_DEM01      ((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
+#define RCCR_DEM23      ((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
+
+/*-----------------------------------------------------------------------
+ * CMXFCR - CMX FCC Clock Route Register
+ */
+#define CMXFCR_FC1         0x40000000   /* FCC1 connection              */
+#define CMXFCR_RF1CS_MSK   0x38000000   /* Receive FCC1 Clock Source Mask */
+#define CMXFCR_TF1CS_MSK   0x07000000   /* Transmit FCC1 Clock Source Mask */
+#define CMXFCR_FC2         0x00400000   /* FCC2 connection              */
+#define CMXFCR_RF2CS_MSK   0x00380000   /* Receive FCC2 Clock Source Mask */
+#define CMXFCR_TF2CS_MSK   0x00070000   /* Transmit FCC2 Clock Source Mask */
+#define CMXFCR_FC3         0x00004000   /* FCC3 connection              */
+#define CMXFCR_RF3CS_MSK   0x00003800   /* Receive FCC3 Clock Source Mask */
+#define CMXFCR_TF3CS_MSK   0x00000700   /* Transmit FCC3 Clock Source Mask */
+
+#define CMXFCR_RF1CS_BRG5  0x00000000   /* Receive FCC1 Clock Source is BRG5 */
+#define CMXFCR_RF1CS_BRG6  0x08000000   /* Receive FCC1 Clock Source is BRG6 */
+#define CMXFCR_RF1CS_BRG7  0x10000000   /* Receive FCC1 Clock Source is BRG7 */
+#define CMXFCR_RF1CS_BRG8  0x18000000   /* Receive FCC1 Clock Source is BRG8 */
+#define CMXFCR_RF1CS_CLK9  0x20000000   /* Receive FCC1 Clock Source is CLK9 */
+#define CMXFCR_RF1CS_CLK10 0x28000000   /* Receive FCC1 Clock Source is CLK10 */
+#define CMXFCR_RF1CS_CLK11 0x30000000   /* Receive FCC1 Clock Source is CLK11 */
+#define CMXFCR_RF1CS_CLK12 0x38000000   /* Receive FCC1 Clock Source is CLK12 */
+
+#define CMXFCR_TF1CS_BRG5  0x00000000   /* Transmit FCC1 Clock Source is BRG5 */
+#define CMXFCR_TF1CS_BRG6  0x01000000   /* Transmit FCC1 Clock Source is BRG6 */
+#define CMXFCR_TF1CS_BRG7  0x02000000   /* Transmit FCC1 Clock Source is BRG7 */
+#define CMXFCR_TF1CS_BRG8  0x03000000   /* Transmit FCC1 Clock Source is BRG8 */
+#define CMXFCR_TF1CS_CLK9  0x04000000   /* Transmit FCC1 Clock Source is CLK9 */
+#define CMXFCR_TF1CS_CLK10 0x05000000   /* Transmit FCC1 Clock Source is CLK10 */
+#define CMXFCR_TF1CS_CLK11 0x06000000   /* Transmit FCC1 Clock Source is CLK11 */
+#define CMXFCR_TF1CS_CLK12 0x07000000   /* Transmit FCC1 Clock Source is CLK12 */
+
+#define CMXFCR_RF2CS_BRG5  0x00000000   /* Receive FCC2 Clock Source is BRG5 */
+#define CMXFCR_RF2CS_BRG6  0x00080000   /* Receive FCC2 Clock Source is BRG6 */
+#define CMXFCR_RF2CS_BRG7  0x00100000   /* Receive FCC2 Clock Source is BRG7 */
+#define CMXFCR_RF2CS_BRG8  0x00180000   /* Receive FCC2 Clock Source is BRG8 */
+#define CMXFCR_RF2CS_CLK13 0x00200000   /* Receive FCC2 Clock Source is CLK13 */
+#define CMXFCR_RF2CS_CLK14 0x00280000   /* Receive FCC2 Clock Source is CLK14 */
+#define CMXFCR_RF2CS_CLK15 0x00300000   /* Receive FCC2 Clock Source is CLK15 */
+#define CMXFCR_RF2CS_CLK16 0x00380000   /* Receive FCC2 Clock Source is CLK16 */
+
+#define CMXFCR_TF2CS_BRG5  0x00000000   /* Transmit FCC2 Clock Source is BRG5 */
+#define CMXFCR_TF2CS_BRG6  0x00010000   /* Transmit FCC2 Clock Source is BRG6 */
+#define CMXFCR_TF2CS_BRG7  0x00020000   /* Transmit FCC2 Clock Source is BRG7 */
+#define CMXFCR_TF2CS_BRG8  0x00030000   /* Transmit FCC2 Clock Source is BRG8 */
+#define CMXFCR_TF2CS_CLK13 0x00040000   /* Transmit FCC2 Clock Source is CLK13 */
+#define CMXFCR_TF2CS_CLK14 0x00050000   /* Transmit FCC2 Clock Source is CLK14 */
+#define CMXFCR_TF2CS_CLK15 0x00060000   /* Transmit FCC2 Clock Source is CLK15 */
+#define CMXFCR_TF2CS_CLK16 0x00070000   /* Transmit FCC2 Clock Source is CLK16 */
+
+#define CMXFCR_RF3CS_BRG5  0x00000000   /* Receive FCC3 Clock Source is BRG5 */
+#define CMXFCR_RF3CS_BRG6  0x00000800   /* Receive FCC3 Clock Source is BRG6 */
+#define CMXFCR_RF3CS_BRG7  0x00001000   /* Receive FCC3 Clock Source is BRG7 */
+#define CMXFCR_RF3CS_BRG8  0x00001800   /* Receive FCC3 Clock Source is BRG8 */
+#define CMXFCR_RF3CS_CLK13 0x00002000   /* Receive FCC3 Clock Source is CLK13 */
+#define CMXFCR_RF3CS_CLK14 0x00002800   /* Receive FCC3 Clock Source is CLK14 */
+#define CMXFCR_RF3CS_CLK15 0x00003000   /* Receive FCC3 Clock Source is CLK15 */
+#define CMXFCR_RF3CS_CLK16 0x00003800   /* Receive FCC3 Clock Source is CLK16 */
+
+#define CMXFCR_TF3CS_BRG5  0x00000000   /* Transmit FCC3 Clock Source is BRG5 */
+#define CMXFCR_TF3CS_BRG6  0x00000100   /* Transmit FCC3 Clock Source is BRG6 */
+#define CMXFCR_TF3CS_BRG7  0x00000200   /* Transmit FCC3 Clock Source is BRG7 */
+#define CMXFCR_TF3CS_BRG8  0x00000300   /* Transmit FCC3 Clock Source is BRG8 */
+#define CMXFCR_TF3CS_CLK13 0x00000400   /* Transmit FCC3 Clock Source is CLK13 */
+#define CMXFCR_TF3CS_CLK14 0x00000500   /* Transmit FCC3 Clock Source is CLK14 */
+#define CMXFCR_TF3CS_CLK15 0x00000600   /* Transmit FCC3 Clock Source is CLK15 */
+#define CMXFCR_TF3CS_CLK16 0x00000700   /* Transmit FCC3 Clock Source is CLK16 */
+
+/*-----------------------------------------------------------------------
+ * CMXSCR - CMX SCC Clock Route Register
+ */
+#define CMXSCR_GR1         0x80000000   /* Grant Support of SCC1        */
+#define CMXSCR_SC1         0x40000000   /* SCC1 connection              */
+#define CMXSCR_RS1CS_MSK   0x38000000   /* Receive SCC1 Clock Source Mask */
+#define CMXSCR_TS1CS_MSK   0x07000000   /* Transmit SCC1 Clock Source Mask */
+#define CMXSCR_GR2         0x00800000   /* Grant Support of SCC2        */
+#define CMXSCR_SC2         0x00400000   /* SCC2 connection              */
+#define CMXSCR_RS2CS_MSK   0x00380000   /* Receive SCC2 Clock Source Mask */
+#define CMXSCR_TS2CS_MSK   0x00070000   /* Transmit SCC2 Clock Source Mask */
+#define CMXSCR_GR3         0x00008000   /* Grant Support of SCC3        */
+#define CMXSCR_SC3         0x00004000   /* SCC3 connection              */
+#define CMXSCR_RS3CS_MSK   0x00003800   /* Receive SCC3 Clock Source Mask */
+#define CMXSCR_TS3CS_MSK   0x00000700   /* Transmit SCC3 Clock Source Mask */
+#define CMXSCR_GR4         0x00000080   /* Grant Support of SCC4        */
+#define CMXSCR_SC4         0x00000040   /* SCC4 connection              */
+#define CMXSCR_RS4CS_MSK   0x00000038   /* Receive SCC4 Clock Source Mask */
+#define CMXSCR_TS4CS_MSK   0x00000007   /* Transmit SCC4 Clock Source Mask */
+
+#define CMXSCR_RS1CS_BRG1  0x00000000   /* SCC1 Rx Clock Source is BRG1 */
+#define CMXSCR_RS1CS_BRG2  0x08000000   /* SCC1 Rx Clock Source is BRG2 */
+#define CMXSCR_RS1CS_BRG3  0x10000000   /* SCC1 Rx Clock Source is BRG3 */
+#define CMXSCR_RS1CS_BRG4  0x18000000   /* SCC1 Rx Clock Source is BRG4 */
+#define CMXSCR_RS1CS_CLK11 0x20000000   /* SCC1 Rx Clock Source is CLK11 */
+#define CMXSCR_RS1CS_CLK12 0x28000000   /* SCC1 Rx Clock Source is CLK12 */
+#define CMXSCR_RS1CS_CLK3  0x30000000   /* SCC1 Rx Clock Source is CLK3 */
+#define CMXSCR_RS1CS_CLK4  0x38000000   /* SCC1 Rx Clock Source is CLK4 */
+
+#define CMXSCR_TS1CS_BRG1  0x00000000   /* SCC1 Tx Clock Source is BRG1 */
+#define CMXSCR_TS1CS_BRG2  0x01000000   /* SCC1 Tx Clock Source is BRG2 */
+#define CMXSCR_TS1CS_BRG3  0x02000000   /* SCC1 Tx Clock Source is BRG3 */
+#define CMXSCR_TS1CS_BRG4  0x03000000   /* SCC1 Tx Clock Source is BRG4 */
+#define CMXSCR_TS1CS_CLK11 0x04000000   /* SCC1 Tx Clock Source is CLK11 */
+#define CMXSCR_TS1CS_CLK12 0x05000000   /* SCC1 Tx Clock Source is CLK12 */
+#define CMXSCR_TS1CS_CLK3  0x06000000   /* SCC1 Tx Clock Source is CLK3 */
+#define CMXSCR_TS1CS_CLK4  0x07000000   /* SCC1 Tx Clock Source is CLK4 */
+
+#define CMXSCR_RS2CS_BRG1  0x00000000   /* SCC2 Rx Clock Source is BRG1 */
+#define CMXSCR_RS2CS_BRG2  0x00080000   /* SCC2 Rx Clock Source is BRG2 */
+#define CMXSCR_RS2CS_BRG3  0x00100000   /* SCC2 Rx Clock Source is BRG3 */
+#define CMXSCR_RS2CS_BRG4  0x00180000   /* SCC2 Rx Clock Source is BRG4 */
+#define CMXSCR_RS2CS_CLK11 0x00200000   /* SCC2 Rx Clock Source is CLK11 */
+#define CMXSCR_RS2CS_CLK12 0x00280000   /* SCC2 Rx Clock Source is CLK12 */
+#define CMXSCR_RS2CS_CLK3  0x00300000   /* SCC2 Rx Clock Source is CLK3 */
+#define CMXSCR_RS2CS_CLK4  0x00380000   /* SCC2 Rx Clock Source is CLK4 */
+
+#define CMXSCR_TS2CS_BRG1  0x00000000   /* SCC2 Tx Clock Source is BRG1 */
+#define CMXSCR_TS2CS_BRG2  0x00010000   /* SCC2 Tx Clock Source is BRG2 */
+#define CMXSCR_TS2CS_BRG3  0x00020000   /* SCC2 Tx Clock Source is BRG3 */
+#define CMXSCR_TS2CS_BRG4  0x00030000   /* SCC2 Tx Clock Source is BRG4 */
+#define CMXSCR_TS2CS_CLK11 0x00040000   /* SCC2 Tx Clock Source is CLK11 */
+#define CMXSCR_TS2CS_CLK12 0x00050000   /* SCC2 Tx Clock Source is CLK12 */
+#define CMXSCR_TS2CS_CLK3  0x00060000   /* SCC2 Tx Clock Source is CLK3 */
+#define CMXSCR_TS2CS_CLK4  0x00070000   /* SCC2 Tx Clock Source is CLK4 */
+
+#define CMXSCR_RS3CS_BRG1  0x00000000   /* SCC3 Rx Clock Source is BRG1 */
+#define CMXSCR_RS3CS_BRG2  0x00000800   /* SCC3 Rx Clock Source is BRG2 */
+#define CMXSCR_RS3CS_BRG3  0x00001000   /* SCC3 Rx Clock Source is BRG3 */
+#define CMXSCR_RS3CS_BRG4  0x00001800   /* SCC3 Rx Clock Source is BRG4 */
+#define CMXSCR_RS3CS_CLK5  0x00002000   /* SCC3 Rx Clock Source is CLK5 */
+#define CMXSCR_RS3CS_CLK6  0x00002800   /* SCC3 Rx Clock Source is CLK6 */
+#define CMXSCR_RS3CS_CLK7  0x00003000   /* SCC3 Rx Clock Source is CLK7 */
+#define CMXSCR_RS3CS_CLK8  0x00003800   /* SCC3 Rx Clock Source is CLK8 */
+
+#define CMXSCR_TS3CS_BRG1  0x00000000   /* SCC3 Tx Clock Source is BRG1 */
+#define CMXSCR_TS3CS_BRG2  0x00000100   /* SCC3 Tx Clock Source is BRG2 */
+#define CMXSCR_TS3CS_BRG3  0x00000200   /* SCC3 Tx Clock Source is BRG3 */
+#define CMXSCR_TS3CS_BRG4  0x00000300   /* SCC3 Tx Clock Source is BRG4 */
+#define CMXSCR_TS3CS_CLK5  0x00000400   /* SCC3 Tx Clock Source is CLK5 */
+#define CMXSCR_TS3CS_CLK6  0x00000500   /* SCC3 Tx Clock Source is CLK6 */
+#define CMXSCR_TS3CS_CLK7  0x00000600   /* SCC3 Tx Clock Source is CLK7 */
+#define CMXSCR_TS3CS_CLK8  0x00000700   /* SCC3 Tx Clock Source is CLK8 */
+
+#define CMXSCR_RS4CS_BRG1  0x00000000   /* SCC4 Rx Clock Source is BRG1 */
+#define CMXSCR_RS4CS_BRG2  0x00000008   /* SCC4 Rx Clock Source is BRG2 */
+#define CMXSCR_RS4CS_BRG3  0x00000010   /* SCC4 Rx Clock Source is BRG3 */
+#define CMXSCR_RS4CS_BRG4  0x00000018   /* SCC4 Rx Clock Source is BRG4 */
+#define CMXSCR_RS4CS_CLK5  0x00000020   /* SCC4 Rx Clock Source is CLK5 */
+#define CMXSCR_RS4CS_CLK6  0x00000028   /* SCC4 Rx Clock Source is CLK6 */
+#define CMXSCR_RS4CS_CLK7  0x00000030   /* SCC4 Rx Clock Source is CLK7 */
+#define CMXSCR_RS4CS_CLK8  0x00000038   /* SCC4 Rx Clock Source is CLK8 */
+
+#define CMXSCR_TS4CS_BRG1  0x00000000   /* SCC4 Tx Clock Source is BRG1 */
+#define CMXSCR_TS4CS_BRG2  0x00000001   /* SCC4 Tx Clock Source is BRG2 */
+#define CMXSCR_TS4CS_BRG3  0x00000002   /* SCC4 Tx Clock Source is BRG3 */
+#define CMXSCR_TS4CS_BRG4  0x00000003   /* SCC4 Tx Clock Source is BRG4 */
+#define CMXSCR_TS4CS_CLK5  0x00000004   /* SCC4 Tx Clock Source is CLK5 */
+#define CMXSCR_TS4CS_CLK6  0x00000005   /* SCC4 Tx Clock Source is CLK6 */
+#define CMXSCR_TS4CS_CLK7  0x00000006   /* SCC4 Tx Clock Source is CLK7 */
+#define CMXSCR_TS4CS_CLK8  0x00000007   /* SCC4 Tx Clock Source is CLK8 */
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration Register                            4-31
+ */
+#define SIUMCR_BBD      0x80000000      /* Bus Busy Disable             */
+#define SIUMCR_ESE      0x40000000      /* External Snoop Enable        */
+#define SIUMCR_PBSE     0x20000000      /* Parity Byte Select Enable    */
+#define SIUMCR_CDIS     0x10000000      /* Core Disable                 */
+#define SIUMCR_DPPC00   0x00000000      /* Data Parity Pins Configuration*/
+#define SIUMCR_DPPC01   0x04000000      /* - " -                        */
+#define SIUMCR_DPPC10   0x08000000      /* - " -                        */
+#define SIUMCR_DPPC11   0x0c000000      /* - " -                        */
+#define SIUMCR_L2CPC00  0x00000000      /* L2 Cache Pins Configuration  */
+#define SIUMCR_L2CPC01  0x01000000      /* - " -                        */
+#define SIUMCR_L2CPC10  0x02000000      /* - " -                        */
+#define SIUMCR_L2CPC11  0x03000000      /* - " -                        */
+#define SIUMCR_LBPC00   0x00000000      /* Local Bus Pins Configuration */
+#define SIUMCR_LBPC01   0x00400000      /* - " -                        */
+#define SIUMCR_LBPC10   0x00800000      /* - " -                        */
+#define SIUMCR_LBPC11   0x00c00000      /* - " -                        */
+#define SIUMCR_APPC00   0x00000000      /* Address Parity Pins Configuration*/
+#define SIUMCR_APPC01   0x00100000      /* - " -                        */
+#define SIUMCR_APPC10   0x00200000      /* - " -                        */
+#define SIUMCR_APPC11   0x00300000      /* - " -                        */
+#define SIUMCR_CS10PC00 0x00000000      /* CS10 Pin Configuration       */
+#define SIUMCR_CS10PC01 0x00040000      /* - " -                        */
+#define SIUMCR_CS10PC10 0x00080000      /* - " -                        */
+#define SIUMCR_CS10PC11 0x000c0000      /* - " -                        */
+#define SIUMCR_BCTLC00  0x00000000      /* Buffer Control Configuration */
+#define SIUMCR_BCTLC01  0x00010000      /* - " -                        */
+#define SIUMCR_BCTLC10  0x00020000      /* - " -                        */
+#define SIUMCR_BCTLC11  0x00030000      /* - " -                        */
+#define SIUMCR_MMR00    0x00000000      /* Mask Masters Requests        */
+#define SIUMCR_MMR01    0x00004000      /* - " -                        */
+#define SIUMCR_MMR10    0x00008000      /* - " -                        */
+#define SIUMCR_MMR11    0x0000c000      /* - " -                        */
+#define SIUMCR_LPBSE    0x00002000      /* LocalBus Parity Byte Select Enable*/
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock Control Register                                  9-8
+*/
+#define SCCR_PCI_MODE   0x00000100      /* PCI Mode     */
+#define SCCR_PCI_MODCK  0x00000080      /* Value of PCI_MODCK pin       */
+#define SCCR_PCIDF_MSK  0x00000078      /* PCI division factor  */
+#define SCCR_PCIDF_SHIFT 3
+
+#ifndef CPM_IMMR_OFFSET
+#define CPM_IMMR_OFFSET 0x101a8
+#endif
+
+#define FCC_PSMR_RMII   ((uint)0x00020000)      /* Use RMII interface */
+
+/* FCC iop & clock configuration. BSP code is responsible to define Fx_RXCLK & Fx_TXCLK
+ * in order to use clock-computing stuff below for the FCC x
+ */
+
+/* Automatically generates register configurations */
+#define PC_CLK(x)       ((uint)(1<<(x-1)))      /* FCC CLK I/O ports */
+
+#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27))     /* FCC1 Receive Clock Source */
+#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24))     /* FCC1 Transmit Clock Source */
+#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19))     /* FCC2 Receive Clock Source */
+#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16))     /* FCC2 Transmit Clock Source */
+#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11))     /* FCC3 Receive Clock Source */
+#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8))      /* FCC3 Transmit Clock Source */
+
+#define PC_F1RXCLK      PC_CLK(F1_RXCLK)
+#define PC_F1TXCLK      PC_CLK(F1_TXCLK)
+#define CMX1_CLK_ROUTE  (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
+#define CMX1_CLK_MASK   ((uint)0xff000000)
+
+#define PC_F2RXCLK      PC_CLK(F2_RXCLK)
+#define PC_F2TXCLK      PC_CLK(F2_TXCLK)
+#define CMX2_CLK_ROUTE  (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
+#define CMX2_CLK_MASK   ((uint)0x00ff0000)
+
+#define PC_F3RXCLK      PC_CLK(F3_RXCLK)
+#define PC_F3TXCLK      PC_CLK(F3_TXCLK)
+#define CMX3_CLK_ROUTE  (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
+#define CMX3_CLK_MASK   ((uint)0x0000ff00)
+
+#define CPMUX_CLK_MASK (CMX3_CLK_MASK | CMX2_CLK_MASK)
+#define CPMUX_CLK_ROUTE (CMX3_CLK_ROUTE | CMX2_CLK_ROUTE)
+
+#define CLK_TRX (PC_F3TXCLK | PC_F3RXCLK | PC_F2TXCLK | PC_F2RXCLK)
+
+/* I/O Pin assignment for FCC1.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PA1_COL         0x00000001U
+#define PA1_CRS         0x00000002U
+#define PA1_TXER        0x00000004U
+#define PA1_TXEN        0x00000008U
+#define PA1_RXDV        0x00000010U
+#define PA1_RXER        0x00000020U
+#define PA1_TXDAT       0x00003c00U
+#define PA1_RXDAT       0x0003c000U
+#define PA1_PSORA0      (PA1_RXDAT | PA1_TXDAT)
+#define PA1_PSORA1      (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
+                PA1_RXDV | PA1_RXER)
+#define PA1_DIRA0       (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
+#define PA1_DIRA1       (PA1_TXDAT | PA1_TXEN | PA1_TXER)
+
+
+/* I/O Pin assignment for FCC2.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PB2_TXER        0x00000001U
+#define PB2_RXDV        0x00000002U
+#define PB2_TXEN        0x00000004U
+#define PB2_RXER        0x00000008U
+#define PB2_COL         0x00000010U
+#define PB2_CRS         0x00000020U
+#define PB2_TXDAT       0x000003c0U
+#define PB2_RXDAT       0x00003c00U
+#define PB2_PSORB0      (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
+                PB2_RXER | PB2_RXDV | PB2_TXER)
+#define PB2_PSORB1      (PB2_TXEN)
+#define PB2_DIRB0       (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
+#define PB2_DIRB1       (PB2_TXDAT | PB2_TXEN | PB2_TXER)
+
+
+/* I/O Pin assignment for FCC3.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PB3_RXDV        0x00004000U
+#define PB3_RXER        0x00008000U
+#define PB3_TXER        0x00010000U
+#define PB3_TXEN        0x00020000U
+#define PB3_COL         0x00040000U
+#define PB3_CRS         0x00080000U
+#define PB3_TXDAT       0x0f000000U
+#define PC3_TXDAT       0x00000010U
+#define PB3_RXDAT       0x00f00000U
+#define PB3_PSORB0      (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
+                PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
+#define PB3_PSORB1      0
+#define PB3_DIRB0       (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
+#define PB3_DIRB1       (PB3_TXDAT | PB3_TXEN | PB3_TXER)
+#define PC3_DIRC1       (PC3_TXDAT)
+
+/* Handy macro to specify mem for FCCs*/
+#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
+#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
+#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
+#define FCC3_MEM_OFFSET FCC_MEM_OFFSET(2)
+
+/* Clocks and GRG's */
+
+enum cpm_clk_dir {
+        CPM_CLK_RX,
+        CPM_CLK_TX,
+        CPM_CLK_RTX
+};
+
+enum cpm_clk_target {
+        CPM_CLK_SCC1,
+        CPM_CLK_SCC2,
+        CPM_CLK_SCC3,
+        CPM_CLK_SCC4,
+        CPM_CLK_FCC1,
+        CPM_CLK_FCC2,
+        CPM_CLK_FCC3
+};
+
+enum cpm_clk {
+        CPM_CLK_NONE = 0,
+        CPM_BRG1,       /* Baud Rate Generator  1 */
+        CPM_BRG2,       /* Baud Rate Generator  2 */
+        CPM_BRG3,       /* Baud Rate Generator  3 */
+        CPM_BRG4,       /* Baud Rate Generator  4 */
+        CPM_BRG5,       /* Baud Rate Generator  5 */
+        CPM_BRG6,       /* Baud Rate Generator  6 */
+        CPM_BRG7,       /* Baud Rate Generator  7 */
+        CPM_BRG8,       /* Baud Rate Generator  8 */
+        CPM_CLK1,       /* Clock  1 */
+        CPM_CLK2,       /* Clock  2 */
+        CPM_CLK3,       /* Clock  3 */
+        CPM_CLK4,       /* Clock  4 */
+        CPM_CLK5,       /* Clock  5 */
+        CPM_CLK6,       /* Clock  6 */
+        CPM_CLK7,       /* Clock  7 */
+        CPM_CLK8,       /* Clock  8 */
+        CPM_CLK9,       /* Clock  9 */
+        CPM_CLK10,      /* Clock 10 */
+        CPM_CLK11,      /* Clock 11 */
+        CPM_CLK12,      /* Clock 12 */
+        CPM_CLK13,      /* Clock 13 */
+        CPM_CLK14,      /* Clock 14 */
+        CPM_CLK15,      /* Clock 15 */
+        CPM_CLK16,      /* Clock 16 */
+        CPM_CLK17,      /* Clock 17 */
+        CPM_CLK18,      /* Clock 18 */
+        CPM_CLK19,      /* Clock 19 */
+        CPM_CLK20,      /* Clock 20 */
+        CPM_CLK_DUMMY
+};
+
+extern int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode);
+
+#endif /* __CPM2__ */
+#endif /* __KERNEL__ */
diff --git a/include/asm-powerpc/highmem.h b/include/asm-powerpc/highmem.h
new file mode 100644
index 000000000000..f7b21ee302b4
--- /dev/null
+++ b/include/asm-powerpc/highmem.h
@@ -0,0 +1,135 @@
+/*
+ * highmem.h: virtual kernel memory mappings for high memory
+ *
+ * PowerPC version, stolen from the i386 version.
+ *
+ * Used in CONFIG_HIGHMEM systems for memory pages which
+ * are not addressable by direct kernel virtual addresses.
+ *
+ * Copyright (C) 1999 Gerhard Wichert, Siemens AG
+ *                    Gerhard.Wichert@pdb.siemens.de
+ *
+ *
+ * Redesigned the x86 32-bit VM architecture to deal with
+ * up to 16 Terrabyte physical memory. With current x86 CPUs
+ * we now support up to 64 Gigabytes physical RAM.
+ *
+ * Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
+ */
+
+#ifndef _ASM_HIGHMEM_H
+#define _ASM_HIGHMEM_H
+
+#ifdef __KERNEL__
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <asm/kmap_types.h>
+#include <asm/tlbflush.h>
+#include <asm/page.h>
+
+/* undef for production */
+#define HIGHMEM_DEBUG 1
+
+extern pte_t *kmap_pte;
+extern pgprot_t kmap_prot;
+extern pte_t *pkmap_page_table;
+
+/*
+ * Right now we initialize only a single pte table. It can be extended
+ * easily, subsequent pte tables have to be allocated in one physical
+ * chunk of RAM.
+ */
+#define PKMAP_BASE      CONFIG_HIGHMEM_START
+#define LAST_PKMAP      (1 << PTE_SHIFT)
+#define LAST_PKMAP_MASK (LAST_PKMAP-1)
+#define PKMAP_NR(virt)  ((virt-PKMAP_BASE) >> PAGE_SHIFT)
+#define PKMAP_ADDR(nr)  (PKMAP_BASE + ((nr) << PAGE_SHIFT))
+
+#define KMAP_FIX_BEGIN  (PKMAP_BASE + 0x00400000UL)
+
+extern void *kmap_high(struct page *page);
+extern void kunmap_high(struct page *page);
+
+static inline void *kmap(struct page *page)
+{
+        might_sleep();
+        if (!PageHighMem(page))
+                return page_address(page);
+        return kmap_high(page);
+}
+
+static inline void kunmap(struct page *page)
+{
+        BUG_ON(in_interrupt());
+        if (!PageHighMem(page))
+                return;
+        kunmap_high(page);
+}
+
+/*
+ * The use of kmap_atomic/kunmap_atomic is discouraged - kmap/kunmap
+ * gives a more generic (and caching) interface. But kmap_atomic can
+ * be used in IRQ contexts, so in some (very limited) cases we need
+ * it.
+ */
+static inline void *kmap_atomic(struct page *page, enum km_type type)
+{
+        unsigned int idx;
+        unsigned long vaddr;
+
+        /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */
+        pagefault_disable();
+        if (!PageHighMem(page))
+                return page_address(page);
+
+        idx = type + KM_TYPE_NR*smp_processor_id();
+        vaddr = KMAP_FIX_BEGIN + idx * PAGE_SIZE;
+#ifdef HIGHMEM_DEBUG
+        BUG_ON(!pte_none(*(kmap_pte+idx)));
+#endif
+        set_pte_at(&init_mm, vaddr, kmap_pte+idx, mk_pte(page, kmap_prot));
+        flush_tlb_page(NULL, vaddr);
+
+        return (void*) vaddr;
+}
+
+static inline void kunmap_atomic(void *kvaddr, enum km_type type)
+{
+#ifdef HIGHMEM_DEBUG
+        unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
+        unsigned int idx = type + KM_TYPE_NR*smp_processor_id();
+
+        if (vaddr < KMAP_FIX_BEGIN) { // FIXME
+                pagefault_enable();
+                return;
+        }
+
+        BUG_ON(vaddr != KMAP_FIX_BEGIN + idx * PAGE_SIZE);
+
+        /*
+         * force other mappings to Oops if they'll try to access
+         * this pte without first remap it
+         */
+        pte_clear(&init_mm, vaddr, kmap_pte+idx);
+        flush_tlb_page(NULL, vaddr);
+#endif
+        pagefault_enable();
+}
+
+static inline struct page *kmap_atomic_to_page(void *ptr)
+{
+        unsigned long idx, vaddr = (unsigned long) ptr;
+
+        if (vaddr < KMAP_FIX_BEGIN)
+                return virt_to_page(ptr);
+
+        idx = (vaddr - KMAP_FIX_BEGIN) >> PAGE_SHIFT;
+        return pte_page(kmap_pte[idx]);
+}
+
+#define flush_cache_kmaps()     flush_cache_all()
+
+#endif /* __KERNEL__ */
+
+#endif /* _ASM_HIGHMEM_H */
diff --git a/include/asm-powerpc/hydra.h b/include/asm-powerpc/hydra.h
new file mode 100644
index 000000000000..1ad4eed07fbe
--- /dev/null
+++ b/include/asm-powerpc/hydra.h
@@ -0,0 +1,102 @@
+/*
+ *  include/asm-ppc/hydra.h -- Mac I/O `Hydra' definitions
+ *
+ *  Copyright (C) 1997 Geert Uytterhoeven
+ *
+ *  This file is based on the following documentation:
+ *
+ *      Macintosh Technology in the Common Hardware Reference Platform
+ *      Apple Computer, Inc.
+ *
+ *      © Copyright 1995 Apple Computer, Inc. All rights reserved.
+ *
+ *  It's available online from http://chrp.apple.com/MacTech.pdf.
+ *  You can obtain paper copies of this book from computer bookstores or by
+ *  writing Morgan Kaufmann Publishers, Inc., 340 Pine Street, Sixth Floor, San
+ *  Francisco, CA 94104. Reference ISBN 1-55860-393-X.
+ *
+ *  This file is subject to the terms and conditions of the GNU General Public
+ *  License.  See the file COPYING in the main directory of this archive
+ *  for more details.
+ */
+
+#ifndef _ASMPPC_HYDRA_H
+#define _ASMPPC_HYDRA_H
+
+#ifdef __KERNEL__
+
+struct Hydra {
+    /* DBDMA Controller Register Space */
+    char Pad1[0x30];
+    u_int CachePD;
+    u_int IDs;
+    u_int Feature_Control;
+    char Pad2[0x7fc4];
+    /* DBDMA Channel Register Space */
+    char SCSI_DMA[0x100];
+    char Pad3[0x300];
+    char SCCA_Tx_DMA[0x100];
+    char SCCA_Rx_DMA[0x100];
+    char SCCB_Tx_DMA[0x100];
+    char SCCB_Rx_DMA[0x100];
+    char Pad4[0x7800];
+    /* Device Register Space */
+    char SCSI[0x1000];
+    char ADB[0x1000];
+    char SCC_Legacy[0x1000];
+    char SCC[0x1000];
+    char Pad9[0x2000];
+    char VIA[0x2000];
+    char Pad10[0x28000];
+    char OpenPIC[0x40000];
+};
+
+extern volatile struct Hydra __iomem *Hydra;
+
+
+    /*
+     *  Feature Control Register
+     */
+
+#define HYDRA_FC_SCC_CELL_EN    0x00000001      /* Enable SCC Clock */
+#define HYDRA_FC_SCSI_CELL_EN   0x00000002      /* Enable SCSI Clock */
+#define HYDRA_FC_SCCA_ENABLE    0x00000004      /* Enable SCC A Lines */
+#define HYDRA_FC_SCCB_ENABLE    0x00000008      /* Enable SCC B Lines */
+#define HYDRA_FC_ARB_BYPASS     0x00000010      /* Bypass Internal Arbiter */
+#define HYDRA_FC_RESET_SCC      0x00000020      /* Reset SCC */
+#define HYDRA_FC_MPIC_ENABLE    0x00000040      /* Enable OpenPIC */
+#define HYDRA_FC_SLOW_SCC_PCLK  0x00000080      /* 1=15.6672, 0=25 MHz */
+#define HYDRA_FC_MPIC_IS_MASTER 0x00000100      /* OpenPIC Master Mode */
+
+
+    /*
+     *  OpenPIC Interrupt Sources
+     */
+
+#define HYDRA_INT_SIO           0
+#define HYDRA_INT_SCSI_DMA      1
+#define HYDRA_INT_SCCA_TX_DMA   2
+#define HYDRA_INT_SCCA_RX_DMA   3
+#define HYDRA_INT_SCCB_TX_DMA   4
+#define HYDRA_INT_SCCB_RX_DMA   5
+#define HYDRA_INT_SCSI          6
+#define HYDRA_INT_SCCA          7
+#define HYDRA_INT_SCCB          8
+#define HYDRA_INT_VIA           9
+#define HYDRA_INT_ADB           10
+#define HYDRA_INT_ADB_NMI       11
+#define HYDRA_INT_EXT1          12      /* PCI IRQW */
+#define HYDRA_INT_EXT2          13      /* PCI IRQX */
+#define HYDRA_INT_EXT3          14      /* PCI IRQY */
+#define HYDRA_INT_EXT4          15      /* PCI IRQZ */
+#define HYDRA_INT_EXT5          16      /* IDE Primay/Secondary */
+#define HYDRA_INT_EXT6          17      /* IDE Secondary */
+#define HYDRA_INT_EXT7          18      /* Power Off Request */
+#define HYDRA_INT_SPARE         19
+
+extern int hydra_init(void);
+extern void macio_adb_init(void);
+
+#endif /* __KERNEL__ */
+
+#endif /* _ASMPPC_HYDRA_H */
diff --git a/include/asm-powerpc/immap_cpm2.h b/include/asm-powerpc/immap_cpm2.h
new file mode 100644
index 000000000000..f316a91c628a
--- /dev/null
+++ b/include/asm-powerpc/immap_cpm2.h
@@ -0,0 +1,648 @@
+/*
+ * CPM2 Internal Memory Map
+ * Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
+ *
+ * The Internal Memory Map for devices with CPM2 on them.  This
+ * is the superset of all CPM2 devices (8260, 8266, 8280, 8272,
+ * 8560).
+ */
+#ifdef __KERNEL__
+#ifndef __IMMAP_CPM2__
+#define __IMMAP_CPM2__
+
+/* System configuration registers.
+*/
+typedef struct sys_82xx_conf {
+        u32     sc_siumcr;
+        u32     sc_sypcr;
+        u8      res1[6];
+        u16     sc_swsr;
+        u8      res2[20];
+        u32     sc_bcr;
+        u8      sc_ppc_acr;
+        u8      res3[3];
+        u32     sc_ppc_alrh;
+        u32     sc_ppc_alrl;
+        u8      sc_lcl_acr;
+        u8      res4[3];
+        u32     sc_lcl_alrh;
+        u32     sc_lcl_alrl;
+        u32     sc_tescr1;
+        u32     sc_tescr2;
+        u32     sc_ltescr1;
+        u32     sc_ltescr2;
+        u32     sc_pdtea;
+        u8      sc_pdtem;
+        u8      res5[3];
+        u32     sc_ldtea;
+        u8      sc_ldtem;
+        u8      res6[163];
+} sysconf_82xx_cpm2_t;
+
+typedef struct sys_85xx_conf {
+        u32     sc_cear;
+        u16     sc_ceer;
+        u16     sc_cemr;
+        u8      res1[70];
+        u32     sc_smaer;
+        u8      res2[4];
+        u32     sc_smevr;
+        u32     sc_smctr;
+        u32     sc_lmaer;
+        u8      res3[4];
+        u32     sc_lmevr;
+        u32     sc_lmctr;
+        u8      res4[144];
+} sysconf_85xx_cpm2_t;
+
+typedef union sys_conf {
+        sysconf_82xx_cpm2_t     siu_82xx;
+        sysconf_85xx_cpm2_t     siu_85xx;
+} sysconf_cpm2_t;
+
+
+
+/* Memory controller registers.
+*/
+typedef struct  mem_ctlr {
+        u32     memc_br0;
+        u32     memc_or0;
+        u32     memc_br1;
+        u32     memc_or1;
+        u32     memc_br2;
+        u32     memc_or2;
+        u32     memc_br3;
+        u32     memc_or3;
+        u32     memc_br4;
+        u32     memc_or4;
+        u32     memc_br5;
+        u32     memc_or5;
+        u32     memc_br6;
+        u32     memc_or6;
+        u32     memc_br7;
+        u32     memc_or7;
+        u32     memc_br8;
+        u32     memc_or8;
+        u32     memc_br9;
+        u32     memc_or9;
+        u32     memc_br10;
+        u32     memc_or10;
+        u32     memc_br11;
+        u32     memc_or11;
+        u8      res1[8];
+        u32     memc_mar;
+        u8      res2[4];
+        u32     memc_mamr;
+        u32     memc_mbmr;
+        u32     memc_mcmr;
+        u8      res3[8];
+        u16     memc_mptpr;
+        u8      res4[2];
+        u32     memc_mdr;
+        u8      res5[4];
+        u32     memc_psdmr;
+        u32     memc_lsdmr;
+        u8      memc_purt;
+        u8      res6[3];
+        u8      memc_psrt;
+        u8      res7[3];
+        u8      memc_lurt;
+        u8      res8[3];
+        u8      memc_lsrt;
+        u8      res9[3];
+        u32     memc_immr;
+        u32     memc_pcibr0;
+        u32     memc_pcibr1;
+        u8      res10[16];
+        u32     memc_pcimsk0;
+        u32     memc_pcimsk1;
+        u8      res11[52];
+} memctl_cpm2_t;
+
+/* System Integration Timers.
+*/
+typedef struct  sys_int_timers {
+        u8      res1[32];
+        u16     sit_tmcntsc;
+        u8      res2[2];
+        u32     sit_tmcnt;
+        u8      res3[4];
+        u32     sit_tmcntal;
+        u8      res4[16];
+        u16     sit_piscr;
+        u8      res5[2];
+        u32     sit_pitc;
+        u32     sit_pitr;
+        u8      res6[94];
+        u8      res7[390];
+} sit_cpm2_t;
+
+#define PISCR_PIRQ_MASK         ((u16)0xff00)
+#define PISCR_PS                ((u16)0x0080)
+#define PISCR_PIE               ((u16)0x0004)
+#define PISCR_PTF               ((u16)0x0002)
+#define PISCR_PTE               ((u16)0x0001)
+
+/* PCI Controller.
+*/
+typedef struct pci_ctlr {
+        u32     pci_omisr;
+        u32     pci_omimr;
+        u8      res1[8];
+        u32     pci_ifqpr;
+        u32     pci_ofqpr;
+        u8      res2[8];
+        u32     pci_imr0;
+        u32     pci_imr1;
+        u32     pci_omr0;
+        u32     pci_omr1;
+        u32     pci_odr;
+        u8      res3[4];
+        u32     pci_idr;
+        u8      res4[20];
+        u32     pci_imisr;
+        u32     pci_imimr;
+        u8      res5[24];
+        u32     pci_ifhpr;
+        u8      res6[4];
+        u32     pci_iftpr;
+        u8      res7[4];
+        u32     pci_iphpr;
+        u8      res8[4];
+        u32     pci_iptpr;
+        u8      res9[4];
+        u32     pci_ofhpr;
+        u8      res10[4];
+        u32     pci_oftpr;
+        u8      res11[4];
+        u32     pci_ophpr;
+        u8      res12[4];
+        u32     pci_optpr;
+        u8      res13[8];
+        u32     pci_mucr;
+        u8      res14[8];
+        u32     pci_qbar;
+        u8      res15[12];
+        u32     pci_dmamr0;
+        u32     pci_dmasr0;
+        u32     pci_dmacdar0;
+        u8      res16[4];
+        u32     pci_dmasar0;
+        u8      res17[4];
+        u32     pci_dmadar0;
+        u8      res18[4];
+        u32     pci_dmabcr0;
+        u32     pci_dmandar0;
+        u8      res19[86];
+        u32     pci_dmamr1;
+        u32     pci_dmasr1;
+        u32     pci_dmacdar1;
+        u8      res20[4];
+        u32     pci_dmasar1;
+        u8      res21[4];
+        u32     pci_dmadar1;
+        u8      res22[4];
+        u32     pci_dmabcr1;
+        u32     pci_dmandar1;
+        u8      res23[88];
+        u32     pci_dmamr2;
+        u32     pci_dmasr2;
+        u32     pci_dmacdar2;
+        u8      res24[4];
+        u32     pci_dmasar2;
+        u8      res25[4];
+        u32     pci_dmadar2;
+        u8      res26[4];
+        u32     pci_dmabcr2;
+        u32     pci_dmandar2;
+        u8      res27[88];
+        u32     pci_dmamr3;
+        u32     pci_dmasr3;
+        u32     pci_dmacdar3;
+        u8      res28[4];
+        u32     pci_dmasar3;
+        u8      res29[4];
+        u32     pci_dmadar3;
+        u8      res30[4];
+        u32     pci_dmabcr3;
+        u32     pci_dmandar3;
+        u8      res31[344];
+        u32     pci_potar0;
+        u8      res32[4];
+        u32     pci_pobar0;
+        u8      res33[4];
+        u32     pci_pocmr0;
+        u8      res34[4];
+        u32     pci_potar1;
+        u8      res35[4];
+        u32     pci_pobar1;
+        u8      res36[4];
+        u32     pci_pocmr1;
+        u8      res37[4];
+        u32     pci_potar2;
+        u8      res38[4];
+        u32     pci_pobar2;
+        u8      res39[4];
+        u32     pci_pocmr2;
+        u8      res40[50];
+        u32     pci_ptcr;
+        u32     pci_gpcr;
+        u32     pci_gcr;
+        u32     pci_esr;
+        u32     pci_emr;
+        u32     pci_ecr;
+        u32     pci_eacr;
+        u8      res41[4];
+        u32     pci_edcr;
+        u8      res42[4];
+        u32     pci_eccr;
+        u8      res43[44];
+        u32     pci_pitar1;
+        u8      res44[4];
+        u32     pci_pibar1;
+        u8      res45[4];
+        u32     pci_picmr1;
+        u8      res46[4];
+        u32     pci_pitar0;
+        u8      res47[4];
+        u32     pci_pibar0;
+        u8      res48[4];
+        u32     pci_picmr0;
+        u8      res49[4];
+        u32     pci_cfg_addr;
+        u32     pci_cfg_data;
+        u32     pci_int_ack;
+        u8      res50[756];
+} pci_cpm2_t;
+
+/* Interrupt Controller.
+*/
+typedef struct interrupt_controller {
+        u16     ic_sicr;
+        u8      res1[2];
+        u32     ic_sivec;
+        u32     ic_sipnrh;
+        u32     ic_sipnrl;
+        u32     ic_siprr;
+        u32     ic_scprrh;
+        u32     ic_scprrl;
+        u32     ic_simrh;
+        u32     ic_simrl;
+        u32     ic_siexr;
+        u8      res2[88];
+} intctl_cpm2_t;
+
+/* Clocks and Reset.
+*/
+typedef struct clk_and_reset {
+        u32     car_sccr;
+        u8      res1[4];
+        u32     car_scmr;
+        u8      res2[4];
+        u32     car_rsr;
+        u32     car_rmr;
+        u8      res[104];
+} car_cpm2_t;
+
+/* Input/Output Port control/status registers.
+ * Names consistent with processor manual, although they are different
+ * from the original 8xx names.......
+ */
+typedef struct io_port {
+        u32     iop_pdira;
+        u32     iop_ppara;
+        u32     iop_psora;
+        u32     iop_podra;
+        u32     iop_pdata;
+        u8      res1[12];
+        u32     iop_pdirb;
+        u32     iop_pparb;
+        u32     iop_psorb;
+        u32     iop_podrb;
+        u32     iop_pdatb;
+        u8      res2[12];
+        u32     iop_pdirc;
+        u32     iop_pparc;
+        u32     iop_psorc;
+        u32     iop_podrc;
+        u32     iop_pdatc;
+        u8      res3[12];
+        u32     iop_pdird;
+        u32     iop_ppard;
+        u32     iop_psord;
+        u32     iop_podrd;
+        u32     iop_pdatd;
+        u8      res4[12];
+} iop_cpm2_t;
+
+/* Communication Processor Module Timers
+*/
+typedef struct cpm_timers {
+        u8      cpmt_tgcr1;
+        u8      res1[3];
+        u8      cpmt_tgcr2;
+        u8      res2[11];
+        u16     cpmt_tmr1;
+        u16     cpmt_tmr2;
+        u16     cpmt_trr1;
+        u16     cpmt_trr2;
+        u16     cpmt_tcr1;
+        u16     cpmt_tcr2;
+        u16     cpmt_tcn1;
+        u16     cpmt_tcn2;
+        u16     cpmt_tmr3;
+        u16     cpmt_tmr4;
+        u16     cpmt_trr3;
+        u16     cpmt_trr4;
+        u16     cpmt_tcr3;
+        u16     cpmt_tcr4;
+        u16     cpmt_tcn3;
+        u16     cpmt_tcn4;
+        u16     cpmt_ter1;
+        u16     cpmt_ter2;
+        u16     cpmt_ter3;
+        u16     cpmt_ter4;
+        u8      res3[584];
+} cpmtimer_cpm2_t;
+
+/* DMA control/status registers.
+*/
+typedef struct sdma_csr {
+        u8      res0[24];
+        u8      sdma_sdsr;
+        u8      res1[3];
+        u8      sdma_sdmr;
+        u8      res2[3];
+        u8      sdma_idsr1;
+        u8      res3[3];
+        u8      sdma_idmr1;
+        u8      res4[3];
+        u8      sdma_idsr2;
+        u8      res5[3];
+        u8      sdma_idmr2;
+        u8      res6[3];
+        u8      sdma_idsr3;
+        u8      res7[3];
+        u8      sdma_idmr3;
+        u8      res8[3];
+        u8      sdma_idsr4;
+        u8      res9[3];
+        u8      sdma_idmr4;
+        u8      res10[707];
+} sdma_cpm2_t;
+
+/* Fast controllers
+*/
+typedef struct fcc {
+        u32     fcc_gfmr;
+        u32     fcc_fpsmr;
+        u16     fcc_ftodr;
+        u8      res1[2];
+        u16     fcc_fdsr;
+        u8      res2[2];
+        u16     fcc_fcce;
+        u8      res3[2];
+        u16     fcc_fccm;
+        u8      res4[2];
+        u8      fcc_fccs;
+        u8      res5[3];
+        u8      fcc_ftirr_phy[4];
+} fcc_t;
+
+/* Fast controllers continued
+ */
+typedef struct fcc_c {
+        u32     fcc_firper;
+        u32     fcc_firer;
+        u32     fcc_firsr_hi;
+        u32     fcc_firsr_lo;
+        u8      fcc_gfemr;
+        u8      res1[15];
+} fcc_c_t;
+
+/* TC Layer
+ */
+typedef struct tclayer {
+        u16     tc_tcmode;
+        u16     tc_cdsmr;
+        u16     tc_tcer;
+        u16     tc_rcc;
+        u16     tc_tcmr;
+        u16     tc_fcc;
+        u16     tc_ccc;
+        u16     tc_icc;
+        u16     tc_tcc;
+        u16     tc_ecc;
+        u8      res1[12];
+} tclayer_t;
+
+
+/* I2C
+*/
+typedef struct i2c {
+        u8      i2c_i2mod;
+        u8      res1[3];
+        u8      i2c_i2add;
+        u8      res2[3];
+        u8      i2c_i2brg;
+        u8      res3[3];
+        u8      i2c_i2com;
+        u8      res4[3];
+        u8      i2c_i2cer;
+        u8      res5[3];
+        u8      i2c_i2cmr;
+        u8      res6[331];
+} i2c_cpm2_t;
+
+typedef struct scc {            /* Serial communication channels */
+        u32     scc_gsmrl;
+        u32     scc_gsmrh;
+        u16     scc_psmr;
+        u8      res1[2];
+        u16     scc_todr;
+        u16     scc_dsr;
+        u16     scc_scce;
+        u8      res2[2];
+        u16     scc_sccm;
+        u8      res3;
+        u8      scc_sccs;
+        u8      res4[8];
+} scc_t;
+
+typedef struct smc {            /* Serial management channels */
+        u8      res1[2];
+        u16     smc_smcmr;
+        u8      res2[2];
+        u8      smc_smce;
+        u8      res3[3];
+        u8      smc_smcm;
+        u8      res4[5];
+} smc_t;
+
+/* Serial Peripheral Interface.
+*/
+typedef struct spi_ctrl {
+        u16     spi_spmode;
+        u8      res1[4];
+        u8      spi_spie;
+        u8      res2[3];
+        u8      spi_spim;
+        u8      res3[2];
+        u8      spi_spcom;
+        u8      res4[82];
+} spictl_cpm2_t;
+
+/* CPM Mux.
+*/
+typedef struct cpmux {
+        u8      cmx_si1cr;
+        u8      res1;
+        u8      cmx_si2cr;
+        u8      res2;
+        u32     cmx_fcr;
+        u32     cmx_scr;
+        u8      cmx_smr;
+        u8      res3;
+        u16     cmx_uar;
+        u8      res4[16];
+} cpmux_t;
+
+/* SIRAM control
+*/
+typedef struct siram {
+        u16     si_amr;
+        u16     si_bmr;
+        u16     si_cmr;
+        u16     si_dmr;
+        u8      si_gmr;
+        u8      res1;
+        u8      si_cmdr;
+        u8      res2;
+        u8      si_str;
+        u8      res3;
+        u16     si_rsr;
+} siramctl_t;
+
+typedef struct mcc {
+        u16     mcc_mcce;
+        u8      res1[2];
+        u16     mcc_mccm;
+        u8      res2[2];
+        u8      mcc_mccf;
+        u8      res3[7];
+} mcc_t;
+
+typedef struct comm_proc {
+        u32     cp_cpcr;
+        u32     cp_rccr;
+        u8      res1[14];
+        u16     cp_rter;
+        u8      res2[2];
+        u16     cp_rtmr;
+        u16     cp_rtscr;
+        u8      res3[2];
+        u32     cp_rtsr;
+        u8      res4[12];
+} cpm_cpm2_t;
+
+/* USB Controller.
+*/
+typedef struct usb_ctlr {
+        u8      usb_usmod;
+        u8      usb_usadr;
+        u8      usb_uscom;
+        u8      res1[1];
+        u16     usb_usep1;
+        u16     usb_usep2;
+        u16     usb_usep3;
+        u16     usb_usep4;
+        u8      res2[4];
+        u16     usb_usber;
+        u8      res3[2];
+        u16     usb_usbmr;
+        u8      usb_usbs;
+        u8      res4[7];
+} usb_cpm2_t;
+
+/* ...and the whole thing wrapped up....
+*/
+
+typedef struct immap {
+        /* Some references are into the unique and known dpram spaces,
+         * others are from the generic base.
+         */
+#define im_dprambase    im_dpram1
+        u8              im_dpram1[16*1024];
+        u8              res1[16*1024];
+        u8              im_dpram2[4*1024];
+        u8              res2[8*1024];
+        u8              im_dpram3[4*1024];
+        u8              res3[16*1024];
+
+        sysconf_cpm2_t  im_siu_conf;    /* SIU Configuration */
+        memctl_cpm2_t   im_memctl;      /* Memory Controller */
+        sit_cpm2_t      im_sit;         /* System Integration Timers */
+        pci_cpm2_t      im_pci;         /* PCI Controller */
+        intctl_cpm2_t   im_intctl;      /* Interrupt Controller */
+        car_cpm2_t      im_clkrst;      /* Clocks and reset */
+        iop_cpm2_t      im_ioport;      /* IO Port control/status */
+        cpmtimer_cpm2_t im_cpmtimer;    /* CPM timers */
+        sdma_cpm2_t     im_sdma;        /* SDMA control/status */
+
+        fcc_t           im_fcc[3];      /* Three FCCs */
+        u8              res4z[32];
+        fcc_c_t         im_fcc_c[3];    /* Continued FCCs */
+
+        u8              res4[32];
+
+        tclayer_t       im_tclayer[8];  /* Eight TCLayers */
+        u16             tc_tcgsr;
+        u16             tc_tcger;
+
+        /* First set of baud rate generators.
+        */
+        u8              res[236];
+        u32             im_brgc5;
+        u32             im_brgc6;
+        u32             im_brgc7;
+        u32             im_brgc8;
+
+        u8              res5[608];
+
+        i2c_cpm2_t      im_i2c;         /* I2C control/status */
+        cpm_cpm2_t      im_cpm;         /* Communication processor */
+
+        /* Second set of baud rate generators.
+        */
+        u32             im_brgc1;
+        u32             im_brgc2;
+        u32             im_brgc3;
+        u32             im_brgc4;
+
+        scc_t           im_scc[4];      /* Four SCCs */
+        smc_t           im_smc[2];      /* Couple of SMCs */
+        spictl_cpm2_t   im_spi;         /* A SPI */
+        cpmux_t         im_cpmux;       /* CPM clock route mux */
+        siramctl_t      im_siramctl1;   /* First SI RAM Control */
+        mcc_t           im_mcc1;        /* First MCC */
+        siramctl_t      im_siramctl2;   /* Second SI RAM Control */
+        mcc_t           im_mcc2;        /* Second MCC */
+        usb_cpm2_t      im_usb;         /* USB Controller */
+
+        u8              res6[1153];
+
+        u16             im_si1txram[256];
+        u8              res7[512];
+        u16             im_si1rxram[256];
+        u8              res8[512];
+        u16             im_si2txram[256];
+        u8              res9[512];
+        u16             im_si2rxram[256];
+        u8              res10[512];
+        u8              res11[4096];
+} cpm2_map_t;
+
+extern cpm2_map_t       *cpm2_immr;
+
+#endif /* __IMMAP_CPM2__ */
+#endif /* __KERNEL__ */
diff --git a/include/asm-powerpc/kgdb.h b/include/asm-powerpc/kgdb.h
new file mode 100644
index 000000000000..b617dac82969
--- /dev/null
+++ b/include/asm-powerpc/kgdb.h
@@ -0,0 +1,57 @@
+/*
+ * kgdb.h: Defines and declarations for serial line source level
+ *         remote debugging of the Linux kernel using gdb.
+ *
+ * PPC Mods (C) 1998 Michael Tesch (tesch@cs.wisc.edu)
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+#ifdef __KERNEL__
+#ifndef _PPC_KGDB_H
+#define _PPC_KGDB_H
+
+#ifndef __ASSEMBLY__
+
+/* Things specific to the gen550 backend. */
+struct uart_port;
+
+extern void gen550_progress(char *, unsigned short);
+extern void gen550_kgdb_map_scc(void);
+extern void gen550_init(int, struct uart_port *);
+
+/* Things specific to the pmac backend. */
+extern void zs_kgdb_hook(int tty_num);
+
+/* To init the kgdb engine. (called by serial hook)*/
+extern void set_debug_traps(void);
+
+/* To enter the debugger explicitly. */
+extern void breakpoint(void);
+
+/* For taking exceptions
+ * these are defined in traps.c
+ */
+extern int (*debugger)(struct pt_regs *regs);
+extern int (*debugger_bpt)(struct pt_regs *regs);
+extern int (*debugger_sstep)(struct pt_regs *regs);
+extern int (*debugger_iabr_match)(struct pt_regs *regs);
+extern int (*debugger_dabr_match)(struct pt_regs *regs);
+extern void (*debugger_fault_handler)(struct pt_regs *regs);
+
+/* What we bring to the party */
+int kgdb_bpt(struct pt_regs *regs);
+int kgdb_sstep(struct pt_regs *regs);
+void kgdb(struct pt_regs *regs);
+int kgdb_iabr_match(struct pt_regs *regs);
+int kgdb_dabr_match(struct pt_regs *regs);
+
+/*
+ * external low-level support routines (ie macserial.c)
+ */
+extern void kgdb_interruptible(int); /* control interrupts from serial */
+extern void putDebugChar(char);   /* write a single character      */
+extern char getDebugChar(void);   /* read and return a single char */
+
+#endif /* !(__ASSEMBLY__) */
+#endif /* !(_PPC_KGDB_H) */
+#endif /* __KERNEL__ */
diff --git a/include/asm-powerpc/mpc52xx_psc.h b/include/asm-powerpc/mpc52xx_psc.h
new file mode 100644
index 000000000000..26690d2b32f5
--- /dev/null
+++ b/include/asm-powerpc/mpc52xx_psc.h
@@ -0,0 +1,191 @@
+/*
+ * include/asm-ppc/mpc52xx_psc.h
+ *
+ * Definitions of consts/structs to drive the Freescale MPC52xx OnChip
+ * PSCs. Theses are shared between multiple drivers since a PSC can be
+ * UART, AC97, IR, I2S, ... So this header is in asm-ppc.
+ *
+ *
+ * Maintainer : Sylvain Munaut <tnt@246tNt.com>
+ *
+ * Based/Extracted from some header of the 2.4 originally written by
+ * Dale Farnsworth <dfarnsworth@mvista.com>
+ *
+ * Copyright (C) 2004 Sylvain Munaut <tnt@246tNt.com>
+ * Copyright (C) 2003 MontaVista, Software, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef __ASM_MPC52xx_PSC_H__
+#define __ASM_MPC52xx_PSC_H__
+
+#include <asm/types.h>
+
+/* Max number of PSCs */
+#define MPC52xx_PSC_MAXNUM      6
+
+/* Programmable Serial Controller (PSC) status register bits */
+#define MPC52xx_PSC_SR_CDE      0x0080
+#define MPC52xx_PSC_SR_RXRDY    0x0100
+#define MPC52xx_PSC_SR_RXFULL   0x0200
+#define MPC52xx_PSC_SR_TXRDY    0x0400
+#define MPC52xx_PSC_SR_TXEMP    0x0800
+#define MPC52xx_PSC_SR_OE       0x1000
+#define MPC52xx_PSC_SR_PE       0x2000
+#define MPC52xx_PSC_SR_FE       0x4000
+#define MPC52xx_PSC_SR_RB       0x8000
+
+/* PSC Command values */
+#define MPC52xx_PSC_RX_ENABLE           0x0001
+#define MPC52xx_PSC_RX_DISABLE          0x0002
+#define MPC52xx_PSC_TX_ENABLE           0x0004
+#define MPC52xx_PSC_TX_DISABLE          0x0008
+#define MPC52xx_PSC_SEL_MODE_REG_1      0x0010
+#define MPC52xx_PSC_RST_RX              0x0020
+#define MPC52xx_PSC_RST_TX              0x0030
+#define MPC52xx_PSC_RST_ERR_STAT        0x0040
+#define MPC52xx_PSC_RST_BRK_CHG_INT     0x0050
+#define MPC52xx_PSC_START_BRK           0x0060
+#define MPC52xx_PSC_STOP_BRK            0x0070
+
+/* PSC TxRx FIFO status bits */
+#define MPC52xx_PSC_RXTX_FIFO_ERR       0x0040
+#define MPC52xx_PSC_RXTX_FIFO_UF        0x0020
+#define MPC52xx_PSC_RXTX_FIFO_OF        0x0010
+#define MPC52xx_PSC_RXTX_FIFO_FR        0x0008
+#define MPC52xx_PSC_RXTX_FIFO_FULL      0x0004
+#define MPC52xx_PSC_RXTX_FIFO_ALARM     0x0002
+#define MPC52xx_PSC_RXTX_FIFO_EMPTY     0x0001
+
+/* PSC interrupt mask bits */
+#define MPC52xx_PSC_IMR_TXRDY           0x0100
+#define MPC52xx_PSC_IMR_RXRDY           0x0200
+#define MPC52xx_PSC_IMR_DB              0x0400
+#define MPC52xx_PSC_IMR_IPC             0x8000
+
+/* PSC input port change bit */
+#define MPC52xx_PSC_CTS                 0x01
+#define MPC52xx_PSC_DCD                 0x02
+#define MPC52xx_PSC_D_CTS               0x10
+#define MPC52xx_PSC_D_DCD               0x20
+
+/* PSC mode fields */
+#define MPC52xx_PSC_MODE_5_BITS                 0x00
+#define MPC52xx_PSC_MODE_6_BITS                 0x01
+#define MPC52xx_PSC_MODE_7_BITS                 0x02
+#define MPC52xx_PSC_MODE_8_BITS                 0x03
+#define MPC52xx_PSC_MODE_BITS_MASK              0x03
+#define MPC52xx_PSC_MODE_PAREVEN                0x00
+#define MPC52xx_PSC_MODE_PARODD                 0x04
+#define MPC52xx_PSC_MODE_PARFORCE               0x08
+#define MPC52xx_PSC_MODE_PARNONE                0x10
+#define MPC52xx_PSC_MODE_ERR                    0x20
+#define MPC52xx_PSC_MODE_FFULL                  0x40
+#define MPC52xx_PSC_MODE_RXRTS                  0x80
+
+#define MPC52xx_PSC_MODE_ONE_STOP_5_BITS        0x00
+#define MPC52xx_PSC_MODE_ONE_STOP               0x07
+#define MPC52xx_PSC_MODE_TWO_STOP               0x0f
+
+#define MPC52xx_PSC_RFNUM_MASK  0x01ff
+
+
+/* Structure of the hardware registers */
+struct mpc52xx_psc {
+        u8              mode;           /* PSC + 0x00 */
+        u8              reserved0[3];
+        union {                         /* PSC + 0x04 */
+                u16     status;
+                u16     clock_select;
+        } sr_csr;
+#define mpc52xx_psc_status      sr_csr.status
+#define mpc52xx_psc_clock_select sr_csr.clock_select
+        u16             reserved1;
+        u8              command;        /* PSC + 0x08 */
+        u8              reserved2[3];
+        union {                         /* PSC + 0x0c */
+                u8      buffer_8;
+                u16     buffer_16;
+                u32     buffer_32;
+        } buffer;
+#define mpc52xx_psc_buffer_8    buffer.buffer_8
+#define mpc52xx_psc_buffer_16   buffer.buffer_16
+#define mpc52xx_psc_buffer_32   buffer.buffer_32
+        union {                         /* PSC + 0x10 */
+                u8      ipcr;
+                u8      acr;
+        } ipcr_acr;
+#define mpc52xx_psc_ipcr        ipcr_acr.ipcr
+#define mpc52xx_psc_acr         ipcr_acr.acr
+        u8              reserved3[3];
+        union {                         /* PSC + 0x14 */
+                u16     isr;
+                u16     imr;
+        } isr_imr;
+#define mpc52xx_psc_isr         isr_imr.isr
+#define mpc52xx_psc_imr         isr_imr.imr
+        u16             reserved4;
+        u8              ctur;           /* PSC + 0x18 */
+        u8              reserved5[3];
+        u8              ctlr;           /* PSC + 0x1c */
+        u8              reserved6[3];
+        u16             ccr;            /* PSC + 0x20 */
+        u8              reserved7[14];
+        u8              ivr;            /* PSC + 0x30 */
+        u8              reserved8[3];
+        u8              ip;             /* PSC + 0x34 */
+        u8              reserved9[3];
+        u8              op1;            /* PSC + 0x38 */
+        u8              reserved10[3];
+        u8              op0;            /* PSC + 0x3c */
+        u8              reserved11[3];
+        u32             sicr;           /* PSC + 0x40 */
+        u8              ircr1;          /* PSC + 0x44 */
+        u8              reserved13[3];
+        u8              ircr2;          /* PSC + 0x44 */
+        u8              reserved14[3];
+        u8              irsdr;          /* PSC + 0x4c */
+        u8              reserved15[3];
+        u8              irmdr;          /* PSC + 0x50 */
+        u8              reserved16[3];
+        u8              irfdr;          /* PSC + 0x54 */
+        u8              reserved17[3];
+        u16             rfnum;          /* PSC + 0x58 */
+        u16             reserved18;
+        u16             tfnum;          /* PSC + 0x5c */
+        u16             reserved19;
+        u32             rfdata;         /* PSC + 0x60 */
+        u16             rfstat;         /* PSC + 0x64 */
+        u16             reserved20;
+        u8              rfcntl;         /* PSC + 0x68 */
+        u8              reserved21[5];
+        u16             rfalarm;        /* PSC + 0x6e */
+        u16             reserved22;
+        u16             rfrptr;         /* PSC + 0x72 */
+        u16             reserved23;
+        u16             rfwptr;         /* PSC + 0x76 */
+        u16             reserved24;
+        u16             rflrfptr;       /* PSC + 0x7a */
+        u16             reserved25;
+        u16             rflwfptr;       /* PSC + 0x7e */
+        u32             tfdata;         /* PSC + 0x80 */
+        u16             tfstat;         /* PSC + 0x84 */
+        u16             reserved26;
+        u8              tfcntl;         /* PSC + 0x88 */
+        u8              reserved27[5];
+        u16             tfalarm;        /* PSC + 0x8e */
+        u16             reserved28;
+        u16             tfrptr;         /* PSC + 0x92 */
+        u16             reserved29;
+        u16             tfwptr;         /* PSC + 0x96 */
+        u16             reserved30;
+        u16             tflrfptr;       /* PSC + 0x9a */
+        u16             reserved31;
+        u16             tflwfptr;       /* PSC + 0x9e */
+};
+
+
+#endif  /* __ASM_MPC52xx_PSC_H__ */