1/* linux/arch/arm/mach-s3c2443/mach-smdk2443.c 2 * 3 * Copyright (c) 2007 Simtec Electronics 4 * Ben Dooks <ben@simtec.co.uk> 5 * 6 * http://www.fluff.org/ben/smdk2443/ 7 * 8 * Thanks to Samsung for the loan of an SMDK2443 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 * 14*/ 15 16#include <linux/kernel.h> 17#include <linux/types.h> 18#include <linux/interrupt.h> 19#include <linux/list.h> 20#include <linux/timer.h> 21#include <linux/init.h> 22#include <linux/serial_core.h> 23#include <linux/serial_s3c.h> 24#include <linux/platform_device.h> 25#include <linux/io.h> 26 27#include <asm/mach/arch.h> 28#include <asm/mach/map.h> 29#include <asm/mach/irq.h> 30 31#include <mach/hardware.h> 32#include <asm/irq.h> 33#include <asm/mach-types.h> 34 35#include <mach/regs-gpio.h> 36#include <mach/regs-lcd.h> 37 38#include <mach/fb.h> 39#include <linux/platform_data/i2c-s3c2410.h> 40 41#include <plat/devs.h> 42#include <plat/cpu.h> 43#include <plat/samsung-time.h> 44 45#include "common.h" 46#include "common-smdk.h" 47 48static struct map_desc smdk2443_iodesc[] __initdata = { 49 /* ISA IO Space map (memory space selected by A24) */ 50 51 { 52 .virtual = (u32)S3C24XX_VA_ISA_WORD, 53 .pfn = __phys_to_pfn(S3C2410_CS2), 54 .length = 0x10000, 55 .type = MT_DEVICE, 56 }, { 57 .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000, 58 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), 59 .length = SZ_4M, 60 .type = MT_DEVICE, 61 }, { 62 .virtual = (u32)S3C24XX_VA_ISA_BYTE, 63 .pfn = __phys_to_pfn(S3C2410_CS2), 64 .length = 0x10000, 65 .type = MT_DEVICE, 66 }, { 67 .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000, 68 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), 69 .length = SZ_4M, 70 .type = MT_DEVICE, 71 } 72}; 73 74#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK 75#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB 76#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE 77 78static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = { 79 [0] = { 80 .hwport = 0, 81 .flags = 0, 82 .ucon = 0x3c5, 83 .ulcon = 0x03, 84 .ufcon = 0x51, 85 }, 86 [1] = { 87 .hwport = 1, 88 .flags = 0, 89 .ucon = 0x3c5, 90 .ulcon = 0x03, 91 .ufcon = 0x51, 92 }, 93 /* IR port */ 94 [2] = { 95 .hwport = 2, 96 .flags = 0, 97 .ucon = 0x3c5, 98 .ulcon = 0x43, 99 .ufcon = 0x51, 100 }, 101 [3] = { 102 .hwport = 3, 103 .flags = 0, 104 .ucon = 0x3c5, 105 .ulcon = 0x03, 106 .ufcon = 0x51, 107 } 108}; 109 110static struct platform_device *smdk2443_devices[] __initdata = { 111 &s3c_device_wdt, 112 &s3c_device_i2c0, 113 &s3c_device_hsmmc1, 114#ifdef CONFIG_SND_SOC_SMDK2443_WM9710 115 &s3c_device_ac97, 116#endif 117 &s3c2443_device_dma, 118}; 119 120static void __init smdk2443_map_io(void) 121{ 122 s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc)); 123 s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs)); 124 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); 125} 126 127static void __init smdk2443_init_time(void) 128{ 129 s3c2443_init_clocks(12000000); 130 samsung_timer_init(); 131} 132 133static void __init smdk2443_machine_init(void) 134{ 135 s3c_i2c0_set_platdata(NULL); 136 137#ifdef CONFIG_SND_SOC_SMDK2443_WM9710 138 s3c24xx_ac97_setup_gpio(S3C24XX_AC97_GPE0); 139#endif 140 141 platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices)); 142 smdk_machine_init(); 143} 144 145MACHINE_START(SMDK2443, "SMDK2443") 146 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ 147 .atag_offset = 0x100, 148 149 .init_irq = s3c2443_init_irq, 150 .map_io = smdk2443_map_io, 151 .init_machine = smdk2443_machine_init, 152 .init_time = smdk2443_init_time, 153MACHINE_END 154