/* * linux/arch/arm/mach-omap2/io.c * * OMAP2 I/O mapping code * * Copyright (C) 2005 Nokia Corporation * Author: Juha Yrj�l� <juha.yrjola@nokia.com> * Updated map desc to add 2430 support : <x0khasim@ti.com> * * 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. */ #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <asm/tlb.h> #include <asm/io.h> #include <asm/mach/map.h> #include <mach/mux.h> #include <mach/omapfb.h> #include <mach/powerdomain.h> #include "powerdomains.h" extern void omap_sram_init(void); extern int omap2_clk_init(void); extern void omap2_check_revision(void); extern void omap2_init_memory(void); extern void gpmc_init(void); extern void omapfb_reserve_sdram(void); /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. */ static struct map_desc omap2_io_desc[] __initdata = { { .virtual = L3_24XX_VIRT, .pfn = __phys_to_pfn(L3_24XX_PHYS), .length = L3_24XX_SIZE, .type = MT_DEVICE }, { .virtual = L4_24XX_VIRT, .pfn = __phys_to_pfn(L4_24XX_PHYS), .length = L4_24XX_SIZE, .type = MT_DEVICE }, #ifdef CONFIG_ARCH_OMAP2430 { .virtual = L4_WK_243X_VIRT, .pfn = __phys_to_pfn(L4_WK_243X_PHYS), .length = L4_WK_243X_SIZE, .type = MT_DEVICE }, { .virtual = OMAP243X_GPMC_VIRT, .pfn = __phys_to_pfn(OMAP243X_GPMC_PHYS), .length = OMAP243X_GPMC_SIZE, .type = MT_DEVICE }, #endif { .virtual = DSP_MEM_24XX_VIRT, .pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS), .length = DSP_MEM_24XX_SIZE, .type = MT_DEVICE }, { .virtual = DSP_IPI_24XX_VIRT, .pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS), .length = DSP_IPI_24XX_SIZE, .type = MT_DEVICE }, { .virtual = DSP_MMU_24XX_VIRT, .pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS), .length = DSP_MMU_24XX_SIZE, .type = MT_DEVICE } }; void __init omap2_map_common_io(void) { iotable_init(omap2_io_desc, ARRAY_SIZE(omap2_io_desc)); /* Normally devicemaps_init() would flush caches and tlb after * mdesc->map_io(), but we must also do it here because of the CPU * revision check below. */ local_flush_tlb_all(); flush_cache_all(); omap2_check_revision(); omap_sram_init(); omapfb_reserve_sdram(); } void __init omap2_init_common_hw(void) { omap2_mux_init(); pwrdm_init(powerdomains_omap); omap2_clk_init(); /* * Need to Fix this for 2430 */ #ifndef CONFIG_ARCH_OMAP2430 omap2_init_memory(); #endif gpmc_init(); }