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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/arm/mach-at91/include/mach/hardware.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/arm/mach-at91/include/mach/hardware.h')
-rw-r--r--arch/arm/mach-at91/include/mach/hardware.h120
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diff --git a/arch/arm/mach-at91/include/mach/hardware.h b/arch/arm/mach-at91/include/mach/hardware.h
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+/*
+ * arch/arm/mach-at91/include/mach/hardware.h
+ *
+ * Copyright (C) 2003 SAN People
+ * Copyright (C) 2003 ATMEL
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+
+/* DBGU base */
+/* rm9200, 9260/9g20, 9261/9g10, 9rl */
+#define AT91_BASE_DBGU0 0xfffff200
+/* 9263, 9g45 */
+#define AT91_BASE_DBGU1 0xffffee00
+
+#if defined(CONFIG_ARCH_AT91RM9200)
+#include <mach/at91rm9200.h>
+#elif defined(CONFIG_ARCH_AT91SAM9260) || defined(CONFIG_ARCH_AT91SAM9G20)
+#include <mach/at91sam9260.h>
+#elif defined(CONFIG_ARCH_AT91SAM9261) || defined(CONFIG_ARCH_AT91SAM9G10)
+#include <mach/at91sam9261.h>
+#elif defined(CONFIG_ARCH_AT91SAM9263)
+#include <mach/at91sam9263.h>
+#elif defined(CONFIG_ARCH_AT91SAM9RL)
+#include <mach/at91sam9rl.h>
+#elif defined(CONFIG_ARCH_AT91SAM9G45)
+#include <mach/at91sam9g45.h>
+#elif defined(CONFIG_ARCH_AT91SAM9X5)
+#include <mach/at91sam9x5.h>
+#elif defined(CONFIG_ARCH_AT91X40)
+#include <mach/at91x40.h>
+#else
+#error "Unsupported AT91 processor"
+#endif
+
+#if !defined(CONFIG_ARCH_AT91X40)
+/*
+ * On all at91 except rm9200 and x40 have the System Controller starts
+ * at address 0xffffc000 and has a size of 16KiB.
+ *
+ * On rm9200 it's start at 0xfffe4000 of 111KiB with non reserved data starting
+ * at 0xfffff000
+ *
+ * Removes the individual definitions of AT91_BASE_SYS and
+ * replaces them with a common version at base 0xfffffc000 and size 16KiB
+ * and map the same memory space
+ */
+#define AT91_BASE_SYS 0xffffc000
+#endif
+
+/*
+ * On all at91 have the Advanced Interrupt Controller starts at address
+ * 0xfffff000 and the Power Management Controller starts at 0xfffffc00
+ */
+#define AT91_AIC 0xfffff000
+#define AT91_PMC 0xfffffc00
+
+/*
+ * Peripheral identifiers/interrupts.
+ */
+#define AT91_ID_FIQ 0 /* Advanced Interrupt Controller (FIQ) */
+#define AT91_ID_SYS 1 /* System Peripherals */
+
+#ifdef CONFIG_MMU
+/*
+ * Remap the peripherals from address 0xFFF78000 .. 0xFFFFFFFF
+ * to 0xFEF78000 .. 0xFF000000. (544Kb)
+ */
+#define AT91_IO_PHYS_BASE 0xFFF78000
+#define AT91_IO_VIRT_BASE (0xFF000000 - AT91_IO_SIZE)
+#else
+/*
+ * Identity mapping for the non MMU case.
+ */
+#define AT91_IO_PHYS_BASE AT91_BASE_SYS
+#define AT91_IO_VIRT_BASE AT91_IO_PHYS_BASE
+#endif
+
+#define AT91_IO_SIZE (0xFFFFFFFF - AT91_IO_PHYS_BASE + 1)
+
+ /* Convert a physical IO address to virtual IO address */
+#define AT91_IO_P2V(x) ((x) - AT91_IO_PHYS_BASE + AT91_IO_VIRT_BASE)
+
+/*
+ * Virtual to Physical Address mapping for IO devices.
+ */
+#define AT91_VA_BASE_SYS AT91_IO_P2V(AT91_BASE_SYS)
+#define AT91_VA_BASE_EMAC AT91_IO_P2V(AT91RM9200_BASE_EMAC)
+
+ /* Internal SRAM is mapped below the IO devices */
+#define AT91_SRAM_MAX SZ_1M
+#define AT91_VIRT_BASE (AT91_IO_VIRT_BASE - AT91_SRAM_MAX)
+
+/* Serial ports */
+#define ATMEL_MAX_UART 7 /* 6 USART3's and one DBGU port (SAM9260) */
+
+/* External Memory Map */
+#define AT91_CHIPSELECT_0 0x10000000
+#define AT91_CHIPSELECT_1 0x20000000
+#define AT91_CHIPSELECT_2 0x30000000
+#define AT91_CHIPSELECT_3 0x40000000
+#define AT91_CHIPSELECT_4 0x50000000
+#define AT91_CHIPSELECT_5 0x60000000
+#define AT91_CHIPSELECT_6 0x70000000
+#define AT91_CHIPSELECT_7 0x80000000
+
+/* Clocks */
+#define AT91_SLOW_CLOCK 32768 /* slow clock */
+
+
+#endif