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-rw-r--r--arch/arm/mach-footbridge/include/mach/hardware.h105
1 files changed, 105 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/hardware.h b/arch/arm/mach-footbridge/include/mach/hardware.h
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+++ b/arch/arm/mach-footbridge/include/mach/hardware.h
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+/*
+ * arch/arm/mach-footbridge/include/mach/hardware.h
+ *
+ * Copyright (C) 1998-1999 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This file contains the hardware definitions of the EBSA-285.
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <mach/memory.h>
+
+/* Virtual Physical Size
+ * 0xff800000 0x40000000 1MB X-Bus
+ * 0xff000000 0x7c000000 1MB PCI I/O space
+ * 0xfe000000 0x42000000 1MB CSR
+ * 0xfd000000 0x78000000 1MB Outbound write flush (not supported)
+ * 0xfc000000 0x79000000 1MB PCI IACK/special space
+ * 0xfb000000 0x7a000000 16MB PCI Config type 1
+ * 0xfa000000 0x7b000000 16MB PCI Config type 0
+ * 0xf9000000 0x50000000 1MB Cache flush
+ * 0xf0000000 0x80000000 16MB ISA memory
+ */
+#define XBUS_SIZE 0x00100000
+#define XBUS_BASE 0xff800000
+
+#define PCIO_SIZE 0x00100000
+#define PCIO_BASE 0xff000000
+
+#define ARMCSR_SIZE 0x00100000
+#define ARMCSR_BASE 0xfe000000
+
+#define WFLUSH_SIZE 0x00100000
+#define WFLUSH_BASE 0xfd000000
+
+#define PCIIACK_SIZE 0x00100000
+#define PCIIACK_BASE 0xfc000000
+
+#define PCICFG1_SIZE 0x01000000
+#define PCICFG1_BASE 0xfb000000
+
+#define PCICFG0_SIZE 0x01000000
+#define PCICFG0_BASE 0xfa000000
+
+#define PCIMEM_SIZE 0x01000000
+#define PCIMEM_BASE 0xf0000000
+
+#define XBUS_LEDS ((volatile unsigned char *)(XBUS_BASE + 0x12000))
+#define XBUS_LED_AMBER (1 << 0)
+#define XBUS_LED_GREEN (1 << 1)
+#define XBUS_LED_RED (1 << 2)
+#define XBUS_LED_TOGGLE (1 << 8)
+
+#define XBUS_SWITCH ((volatile unsigned char *)(XBUS_BASE + 0x12000))
+#define XBUS_SWITCH_SWITCH ((*XBUS_SWITCH) & 15)
+#define XBUS_SWITCH_J17_13 ((*XBUS_SWITCH) & (1 << 4))
+#define XBUS_SWITCH_J17_11 ((*XBUS_SWITCH) & (1 << 5))
+#define XBUS_SWITCH_J17_9 ((*XBUS_SWITCH) & (1 << 6))
+
+#define UNCACHEABLE_ADDR (ARMCSR_BASE + 0x108)
+
+
+/* PIC irq control */
+#define PIC_LO 0x20
+#define PIC_MASK_LO 0x21
+#define PIC_HI 0xA0
+#define PIC_MASK_HI 0xA1
+
+/* GPIO pins */
+#define GPIO_CCLK 0x800
+#define GPIO_DSCLK 0x400
+#define GPIO_E2CLK 0x200
+#define GPIO_IOLOAD 0x100
+#define GPIO_RED_LED 0x080
+#define GPIO_WDTIMER 0x040
+#define GPIO_DATA 0x020
+#define GPIO_IOCLK 0x010
+#define GPIO_DONE 0x008
+#define GPIO_FAN 0x004
+#define GPIO_GREEN_LED 0x002
+#define GPIO_RESET 0x001
+
+/* CPLD pins */
+#define CPLD_DS_ENABLE 8
+#define CPLD_7111_DISABLE 4
+#define CPLD_UNMUTE 2
+#define CPLD_FLASH_WR_ENABLE 1
+
+#ifndef __ASSEMBLY__
+extern void gpio_modify_op(int mask, int set);
+extern void gpio_modify_io(int mask, int in);
+extern int gpio_read(void);
+extern void cpld_modify(int mask, int set);
+#endif
+
+#define pcibios_assign_all_busses() 1
+
+#define PCIBIOS_MIN_IO 0x1000
+#define PCIBIOS_MIN_MEM 0x81000000
+
+#endif
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