/*
* Copyright (C) 2010 Google, Inc.
*
* Author:
* Colin Cross <ccross@google.com>
* Erik Gilling <konkers@google.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that 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.
*
*/
#ifndef __MACH_TEGRA_IOMAP_H
#define __MACH_TEGRA_IOMAP_H
#include <asm/pgtable.h>
#include <asm/sizes.h>
#define TEGRA_IRAM_BASE 0x40000000
#define TEGRA_IRAM_SIZE SZ_256K
#define TEGRA_ARM_PERIF_BASE 0x50040000
#define TEGRA_ARM_PERIF_SIZE SZ_8K
#define TEGRA_ARM_INT_DIST_BASE 0x50041000
#define TEGRA_ARM_INT_DIST_SIZE SZ_4K
#define TEGRA_TMR1_BASE 0x60005000
#define TEGRA_TMR1_SIZE SZ_8
#define TEGRA_TMR2_BASE 0x60005008
#define TEGRA_TMR2_SIZE SZ_8
#define TEGRA_TMRUS_BASE 0x60005010
#define TEGRA_TMRUS_SIZE SZ_64
#define TEGRA_TMR3_BASE 0x60005050
#define TEGRA_TMR3_SIZE SZ_8
#define TEGRA_TMR4_BASE 0x60005058
#define TEGRA_TMR4_SIZE SZ_8
#define TEGRA_CLK_RESET_BASE 0x60006000
#define TEGRA_CLK_RESET_SIZE SZ_4K
#define TEGRA_FLOW_CTRL_BASE 0x60007000
#define TEGRA_FLOW_CTRL_SIZE 20
#define TEGRA_SB_BASE 0x6000C200
#define TEGRA_SB_SIZE 256
#define TEGRA_EXCEPTION_VECTORS_BASE 0x6000F000
#define TEGRA_EXCEPTION_VECTORS_SIZE SZ_4K
#define TEGRA_APB_MISC_BASE 0x70000000
#define TEGRA_APB_MISC_SIZE SZ_4K
#define TEGRA_UARTA_BASE 0x70006000
#define TEGRA_UARTA_SIZE SZ_64
#define TEGRA_UARTB_BASE 0x70006040
#define TEGRA_UARTB_SIZE SZ_64
#define TEGRA_UARTC_BASE 0x70006200
#define TEGRA_UARTC_SIZE SZ_256
#define TEGRA_UARTD_BASE 0x70006300
#define TEGRA_UARTD_SIZE SZ_256
#define TEGRA_UARTE_BASE 0x70006400
#define TEGRA_UARTE_SIZE SZ_256
#define TEGRA_PMC_BASE 0x7000E400
#define TEGRA_PMC_SIZE SZ_256
#define TEGRA_EMC_BASE 0x7000F400
#define TEGRA_EMC_SIZE SZ_1K
#define TEGRA_EMC0_BASE 0x7001A000
#define TEGRA_EMC0_SIZE SZ_2K
#define TEGRA_EMC1_BASE 0x7001A800
#define TEGRA_EMC1_SIZE SZ_2K
#define TEGRA124_EMC_BASE 0x7001B000
#define TEGRA124_EMC_SIZE SZ_2K
#define TEGRA_CSITE_BASE 0x70040000
#define TEGRA_CSITE_SIZE SZ_256K
/* On TEGRA, many peripherals are very closely packed in
* two 256MB io windows (that actually only use about 64KB
* at the start of each).
*
* We will just map the first MMU section of each window (to minimize
* pt entries needed) and provide a macro to transform physical
* io addresses to an appropriate void __iomem *.
*/
#define IO_IRAM_PHYS 0x40000000
#define IO_IRAM_VIRT IOMEM(0xFE400000)
#define IO_IRAM_SIZE SZ_256K
#define IO_CPU_PHYS 0x50040000
#define IO_CPU_VIRT IOMEM(0xFE440000)
#define IO_CPU_SIZE SZ_16K
#define IO_PPSB_PHYS 0x60000000
#define IO_PPSB_VIRT IOMEM(0xFE200000)
#define IO_PPSB_SIZE SECTION_SIZE
#define IO_APB_PHYS 0x70000000
#define IO_APB_VIRT IOMEM(0xFE000000)
#define IO_APB_SIZE SECTION_SIZE
#define IO_TO_VIRT_BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz)))
#define IO_TO_VIRT_XLATE(p, pst, vst) (((p) - (pst) + (vst)))
#define IO_TO_VIRT(n) ( \
IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ? \
IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) : \
IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ? \
IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) : \
IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ? \
IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) : \
IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ? \
IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) : \
NULL)
#define IO_ADDRESS(n) (IO_TO_VIRT(n))
#endif