Base Au1200 2.6 support.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 244 insertions, 0 deletions

diff --git a/include/asm-mips/mach-pb1x00/pb1200.h b/include/asm-mips/mach-pb1x00/pb1200.h
new file mode 100644
index 000000000000..0f6646335e90
--- /dev/null
+++ b/include/asm-mips/mach-pb1x00/pb1200.h
@@ -0,0 +1,244 @@
+/*
+ * AMD Alchemy PB1200 Referrence Board
+ * Board Registers defines.
+ *
+ * ########################################################################
+ *
+ *  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_PB1200_H
+#define __ASM_PB1200_H
+
+#include <linux/types.h>
+
+// This is defined in au1000.h with bogus value
+#undef AU1X00_EXTERNAL_INT
+
+#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_PSC1_TX
+#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
+
+/* SPI and SMB are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define SPI_PSC_BASE        PSC0_BASE_ADDR
+#define SMBUS_PSC_BASE      PSC0_BASE_ADDR
+/* AC97 and I2S are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define AC97_PSC_BASE       PSC1_BASE_ADDR
+#define I2S_PSC_BASE            PSC1_BASE_ADDR
+
+#define BCSR_KSEG1_ADDR 0xAD800000
+
+typedef volatile struct
+{
+        /*00*/  u16 whoami;
+                u16 reserved0;
+        /*04*/  u16 status;
+                u16 reserved1;
+        /*08*/  u16 switches;
+                u16 reserved2;
+        /*0C*/  u16 resets;
+                u16 reserved3;
+
+        /*10*/  u16 pcmcia;
+                u16 reserved4;
+        /*14*/  u16 board;
+                u16 reserved5;
+        /*18*/  u16 disk_leds;
+                u16 reserved6;
+        /*1C*/  u16 system;
+                u16 reserved7;
+
+        /*20*/  u16 intclr;
+                u16 reserved8;
+        /*24*/  u16 intset;
+                u16 reserved9;
+        /*28*/  u16 intclr_mask;
+                u16 reserved10;
+        /*2C*/  u16 intset_mask;
+                u16 reserved11;
+
+        /*30*/  u16 sig_status;
+                u16 reserved12;
+        /*34*/  u16 int_status;
+                u16 reserved13;
+        /*38*/  u16 reserved14;
+                u16 reserved15;
+        /*3C*/  u16 reserved16;
+                u16 reserved17;
+
+} BCSR;
+
+static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+/*
+ * Register bit definitions for the BCSRs
+ */
+#define BCSR_WHOAMI_DCID        0x000F
+#define BCSR_WHOAMI_CPLD        0x00F0
+#define BCSR_WHOAMI_BOARD       0x0F00
+
+#define BCSR_STATUS_PCMCIA0VS   0x0003
+#define BCSR_STATUS_PCMCIA1VS   0x000C
+#define BCSR_STATUS_SWAPBOOT    0x0040
+#define BCSR_STATUS_FLASHBUSY   0x0100
+#define BCSR_STATUS_IDECBLID    0x0200
+#define BCSR_STATUS_SD0WP               0x0400
+#define BCSR_STATUS_SD1WP               0x0800
+#define BCSR_STATUS_U0RXD               0x1000
+#define BCSR_STATUS_U1RXD               0x2000
+
+#define BCSR_SWITCHES_OCTAL     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_ETH         0x0001
+#define BCSR_RESETS_CAMERA      0x0002
+#define BCSR_RESETS_DC          0x0004
+#define BCSR_RESETS_IDE         0x0008
+/* not resets but in the same register */
+#define BCSR_RESETS_WSCFSM  0x0800
+#define BCSR_RESETS_PCS0MUX     0x1000
+#define BCSR_RESETS_PCS1MUX     0x2000
+#define BCSR_RESETS_SPISEL      0x4000
+#define BCSR_RESETS_SD1MUX  0x8000
+
+#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_LCDVEE       0x0001
+#define BCSR_BOARD_LCDVDD       0x0002
+#define BCSR_BOARD_LCDBL        0x0004
+#define BCSR_BOARD_CAMSNAP      0x0010
+#define BCSR_BOARD_CAMPWR       0x0020
+#define BCSR_BOARD_SD0PWR       0x0040
+#define BCSR_BOARD_SD1PWR       0x0080
+
+#define BCSR_LEDS_DECIMALS      0x00FF
+#define BCSR_LEDS_LED0          0x0100
+#define BCSR_LEDS_LED1          0x0200
+#define BCSR_LEDS_LED2          0x0400
+#define BCSR_LEDS_LED3          0x0800
+
+#define BCSR_SYSTEM_VDDI        0x001F
+#define BCSR_SYSTEM_POWEROFF    0x4000
+#define BCSR_SYSTEM_RESET       0x8000
+
+/* Bit positions for the different interrupt sources */
+#define BCSR_INT_IDE            0x0001
+#define BCSR_INT_ETH            0x0002
+#define BCSR_INT_PC0            0x0004
+#define BCSR_INT_PC0STSCHG      0x0008
+#define BCSR_INT_PC1            0x0010
+#define BCSR_INT_PC1STSCHG      0x0020
+#define BCSR_INT_DC                     0x0040
+#define BCSR_INT_FLASHBUSY      0x0080
+#define BCSR_INT_PC0INSERT      0x0100
+#define BCSR_INT_PC0EJECT       0x0200
+#define BCSR_INT_PC1INSERT      0x0400
+#define BCSR_INT_PC1EJECT       0x0800
+#define BCSR_INT_SD0INSERT      0x1000
+#define BCSR_INT_SD0EJECT       0x2000
+#define BCSR_INT_SD1INSERT      0x4000
+#define BCSR_INT_SD1EJECT       0x8000
+
+#define AU1XXX_SMC91111_PHYS_ADDR       (0x0D000300)
+#define AU1XXX_SMC91111_IRQ                     PB1200_ETH_INT
+
+#define AU1XXX_ATA_PHYS_ADDR            (0x0C800000)
+#define AU1XXX_ATA_PHYS_LEN                     (0x100)
+#define AU1XXX_ATA_REG_OFFSET   (5)
+#define AU1XXX_ATA_INT                  PB1200_IDE_INT
+#define AU1XXX_ATA_DDMA_REQ             DSCR_CMD0_DMA_REQ1;
+#define AU1XXX_ATA_RQSIZE               128
+
+#define NAND_PHYS_ADDR   0x1C000000
+
+/* Timing values as described in databook, * ns value stripped of
+ * lower 2 bits.
+ * These defines are here rather than an SOC1200 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)
+
+
+/*
+ *      External Interrupts for Pb1200 as of 8/6/2004.
+ *   Bit positions in the CPLD registers can be calculated by taking
+ *   the interrupt define and subtracting the PB1200_INT_BEGIN value.
+ *    *example: IDE bis pos is  = 64 - 64
+                ETH bit pos is  = 65 - 64
+ */
+#define PB1200_INT_BEGIN                (AU1000_LAST_INTC1_INT + 1)
+#define PB1200_IDE_INT                  (PB1200_INT_BEGIN + 0)
+#define PB1200_ETH_INT                  (PB1200_INT_BEGIN + 1)
+#define PB1200_PC0_INT                  (PB1200_INT_BEGIN + 2)
+#define PB1200_PC0_STSCHG_INT   (PB1200_INT_BEGIN + 3)
+#define PB1200_PC1_INT                  (PB1200_INT_BEGIN + 4)
+#define PB1200_PC1_STSCHG_INT   (PB1200_INT_BEGIN + 5)
+#define PB1200_DC_INT                   (PB1200_INT_BEGIN + 6)
+#define PB1200_FLASHBUSY_INT    (PB1200_INT_BEGIN + 7)
+#define PB1200_PC0_INSERT_INT   (PB1200_INT_BEGIN + 8)
+#define PB1200_PC0_EJECT_INT    (PB1200_INT_BEGIN + 9)
+#define PB1200_PC1_INSERT_INT   (PB1200_INT_BEGIN + 10)
+#define PB1200_PC1_EJECT_INT    (PB1200_INT_BEGIN + 11)
+#define PB1200_SD0_INSERT_INT   (PB1200_INT_BEGIN + 12)
+#define PB1200_SD0_EJECT_INT    (PB1200_INT_BEGIN + 13)
+#define PB1200_SD1_INSERT_INT   (PB1200_INT_BEGIN + 14)
+#define PB1200_SD1_EJECT_INT    (PB1200_INT_BEGIN + 15)
+
+#define PB1200_INT_END                  (PB1200_INT_BEGIN + 15)
+
+/* For drivers/pcmcia/au1000_db1x00.c */
+#define BOARD_PC0_INT PB1200_PC0_INT
+#define BOARD_PC1_INT PB1200_PC1_INT
+#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1<<(8+(2*SOCKET)))
+
+#endif /* __ASM_PB1200_H */
+