1 files changed, 179 insertions, 0 deletions

diff --git a/arch/mips/include/asm/mach-db1x00/db1x00.h b/arch/mips/include/asm/mach-db1x00/db1x00.h
new file mode 100644
index 000000000000..1a515b8c870f
--- /dev/null
+++ b/arch/mips/include/asm/mach-db1x00/db1x00.h
@@ -0,0 +1,179 @@
+/*
+ * AMD Alchemy DBAu1x00 Reference Boards
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
+ *
+ * ########################################################################
+ *
+ *  This program is free software; you can distribute it and/or modify it
+ *  under the terms of the GNU General Public License (Version 2) as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * ########################################################################
+ *
+ *
+ */
+#ifndef __ASM_DB1X00_H
+#define __ASM_DB1X00_H
+
+#include <asm/mach-au1x00/au1xxx_psc.h>
+
+#ifdef CONFIG_MIPS_DB1550
+
+#define DBDMA_AC97_TX_CHAN      DSCR_CMD0_PSC1_TX
+#define DBDMA_AC97_RX_CHAN      DSCR_CMD0_PSC1_RX
+#define DBDMA_I2S_TX_CHAN       DSCR_CMD0_PSC3_TX
+#define DBDMA_I2S_RX_CHAN       DSCR_CMD0_PSC3_RX
+
+#define SPI_PSC_BASE            PSC0_BASE_ADDR
+#define AC97_PSC_BASE           PSC1_BASE_ADDR
+#define SMBUS_PSC_BASE          PSC2_BASE_ADDR
+#define I2S_PSC_BASE            PSC3_BASE_ADDR
+
+#define BCSR_KSEG1_ADDR         0xAF000000
+#define NAND_PHYS_ADDR          0x20000000
+
+#else
+#define BCSR_KSEG1_ADDR 0xAE000000
+#endif
+
+/*
+ * Overlay data structure of the DBAu1x00 board registers.
+ * Registers are located at physical 0E0000xx, KSEG1 0xAE0000xx.
+ */
+typedef volatile struct
+{
+        /*00*/  unsigned short whoami;
+        unsigned short reserved0;
+        /*04*/  unsigned short status;
+        unsigned short reserved1;
+        /*08*/  unsigned short switches;
+        unsigned short reserved2;
+        /*0C*/  unsigned short resets;
+        unsigned short reserved3;
+        /*10*/  unsigned short pcmcia;
+        unsigned short reserved4;
+        /*14*/  unsigned short specific;
+        unsigned short reserved5;
+        /*18*/  unsigned short leds;
+        unsigned short reserved6;
+        /*1C*/  unsigned short swreset;
+        unsigned short reserved7;
+
+} BCSR;
+
+
+/*
+ * Register/mask bit definitions for the BCSRs
+ */
+#define BCSR_WHOAMI_DCID                0x000F
+#define BCSR_WHOAMI_CPLD                0x00F0
+#define BCSR_WHOAMI_BOARD               0x0F00
+
+#define BCSR_STATUS_PC0VS               0x0003
+#define BCSR_STATUS_PC1VS               0x000C
+#define BCSR_STATUS_PC0FI               0x0010
+#define BCSR_STATUS_PC1FI               0x0020
+#define BCSR_STATUS_FLASHBUSY           0x0100
+#define BCSR_STATUS_ROMBUSY             0x0400
+#define BCSR_STATUS_SWAPBOOT            0x2000
+#define BCSR_STATUS_FLASHDEN            0xC000
+
+#define BCSR_SWITCHES_DIP               0x00FF
+#define BCSR_SWITCHES_DIP_1             0x0080
+#define BCSR_SWITCHES_DIP_2             0x0040
+#define BCSR_SWITCHES_DIP_3             0x0020
+#define BCSR_SWITCHES_DIP_4             0x0010
+#define BCSR_SWITCHES_DIP_5             0x0008
+#define BCSR_SWITCHES_DIP_6             0x0004
+#define BCSR_SWITCHES_DIP_7             0x0002
+#define BCSR_SWITCHES_DIP_8             0x0001
+#define BCSR_SWITCHES_ROTARY            0x0F00
+
+#define BCSR_RESETS_PHY0                0x0001
+#define BCSR_RESETS_PHY1                0x0002
+#define BCSR_RESETS_DC                  0x0004
+#define BCSR_RESETS_FIR_SEL             0x2000
+#define BCSR_RESETS_IRDA_MODE_MASK      0xC000
+#define BCSR_RESETS_IRDA_MODE_FULL      0x0000
+#define BCSR_RESETS_IRDA_MODE_OFF       0x4000
+#define BCSR_RESETS_IRDA_MODE_2_3       0x8000
+#define BCSR_RESETS_IRDA_MODE_1_3       0xC000
+
+#define BCSR_PCMCIA_PC0VPP              0x0003
+#define BCSR_PCMCIA_PC0VCC              0x000C
+#define BCSR_PCMCIA_PC0DRVEN            0x0010
+#define BCSR_PCMCIA_PC0RST              0x0080
+#define BCSR_PCMCIA_PC1VPP              0x0300
+#define BCSR_PCMCIA_PC1VCC              0x0C00
+#define BCSR_PCMCIA_PC1DRVEN            0x1000
+#define BCSR_PCMCIA_PC1RST              0x8000
+
+#define BCSR_BOARD_PCIM66EN             0x0001
+#define BCSR_BOARD_SD0_PWR              0x0040
+#define BCSR_BOARD_SD1_PWR              0x0080
+#define BCSR_BOARD_PCIM33               0x0100
+#define BCSR_BOARD_GPIO200RST           0x0400
+#define BCSR_BOARD_PCICFG               0x1000
+#define BCSR_BOARD_SD0_WP               0x4000
+#define BCSR_BOARD_SD1_WP               0x8000
+
+#define BCSR_LEDS_DECIMALS              0x0003
+#define BCSR_LEDS_LED0                  0x0100
+#define BCSR_LEDS_LED1                  0x0200
+#define BCSR_LEDS_LED2                  0x0400
+#define BCSR_LEDS_LED3                  0x0800
+
+#define BCSR_SWRESET_RESET              0x0080
+
+/* PCMCIA DBAu1x00 specific defines */
+#define PCMCIA_MAX_SOCK  1
+#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK + 1)
+
+/* VPP/VCC */
+#define SET_VCC_VPP(VCC, VPP, SLOT)\
+        ((((VCC) << 2) | ((VPP) << 0)) << ((SLOT) * 8))
+
+/*
+ * NAND defines
+ *
+ * Timing values as described in databook, * ns value stripped of the
+ * lower 2 bits.
+ * These defines are here rather than an Au1550 generic file because
+ * the parts chosen on another board may be different and may require
+ * different timings.
+ */
+#define NAND_T_H                (18 >> 2)
+#define NAND_T_PUL              (30 >> 2)
+#define NAND_T_SU               (30 >> 2)
+#define NAND_T_WH               (30 >> 2)
+
+/* Bitfield shift amounts */
+#define NAND_T_H_SHIFT          0
+#define NAND_T_PUL_SHIFT        4
+#define NAND_T_SU_SHIFT         8
+#define NAND_T_WH_SHIFT         12
+
+#define NAND_TIMING     (((NAND_T_H   & 0xF) << NAND_T_H_SHIFT)   | \
+                         ((NAND_T_PUL & 0xF) << NAND_T_PUL_SHIFT) | \
+                         ((NAND_T_SU  & 0xF) << NAND_T_SU_SHIFT)  | \
+                         ((NAND_T_WH  & 0xF) << NAND_T_WH_SHIFT))
+#define NAND_CS         1
+
+/* Should be done by YAMON */
+#define NAND_STCFG      0x00400005 /* 8-bit NAND */
+#define NAND_STTIME     0x00007774 /* valid for 396 MHz SD=2 only */
+#define NAND_STADDR     0x12000FFF /* physical address 0x20000000 */
+
+#endif /* __ASM_DB1X00_H */