1/* linux/arch/arm/mach-s3c2412/mach-smdk2413.c 2 * 3 * Copyright (c) 2006 Simtec Electronics 4 * Ben Dooks <ben@simtec.co.uk> 5 * 6 * Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the 7 * loans of SMDK2413 to work with. 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12*/ 13 14#include <linux/kernel.h> 15#include <linux/types.h> 16#include <linux/interrupt.h> 17#include <linux/list.h> 18#include <linux/timer.h> 19#include <linux/init.h> 20#include <linux/gpio.h> 21#include <linux/serial_core.h> 22#include <linux/platform_device.h> 23#include <linux/io.h> 24 25#include <asm/mach/arch.h> 26#include <asm/mach/map.h> 27#include <asm/mach/irq.h> 28 29#include <mach/hardware.h> 30#include <asm/hardware/iomd.h> 31#include <asm/setup.h> 32#include <asm/irq.h> 33#include <asm/mach-types.h> 34 35//#include <asm/debug-ll.h> 36#include <plat/regs-serial.h> 37#include <mach/regs-gpio.h> 38#include <mach/regs-lcd.h> 39 40#include <mach/idle.h> 41#include <plat/udc.h> 42#include <plat/iic.h> 43#include <mach/fb.h> 44 45#include <plat/s3c2410.h> 46#include <plat/s3c2412.h> 47#include <plat/clock.h> 48#include <plat/devs.h> 49#include <plat/cpu.h> 50 51#include <plat/common-smdk.h> 52 53static struct map_desc smdk2413_iodesc[] __initdata = { 54}; 55 56static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = { 57 [0] = { 58 .hwport = 0, 59 .flags = 0, 60 .ucon = 0x3c5, 61 .ulcon = 0x03, 62 .ufcon = 0x51, 63 }, 64 [1] = { 65 .hwport = 1, 66 .flags = 0, 67 .ucon = 0x3c5, 68 .ulcon = 0x03, 69 .ufcon = 0x51, 70 }, 71 /* IR port */ 72 [2] = { 73 .hwport = 2, 74 .flags = 0, 75 .ucon = 0x3c5, 76 .ulcon = 0x43, 77 .ufcon = 0x51, 78 } 79}; 80 81static void smdk2413_udc_pullup(enum s3c2410_udc_cmd_e cmd) 82{ 83 printk(KERN_DEBUG "udc: pullup(%d)\n",cmd); 84 85 switch (cmd) 86 { 87 case S3C2410_UDC_P_ENABLE : 88 gpio_set_value(S3C2410_GPF(2), 1); 89 break; 90 case S3C2410_UDC_P_DISABLE : 91 gpio_set_value(S3C2410_GPF(2), 0); 92 break; 93 case S3C2410_UDC_P_RESET : 94 break; 95 default: 96 break; 97 } 98} 99 100 101static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = { 102 .udc_command = smdk2413_udc_pullup, 103}; 104 105 106static struct platform_device *smdk2413_devices[] __initdata = { 107 &s3c_device_ohci, 108 &s3c_device_wdt, 109 &s3c_device_i2c0, 110 &s3c_device_iis, 111 &s3c_device_usbgadget, 112}; 113 114static void __init smdk2413_fixup(struct machine_desc *desc, 115 struct tag *tags, char **cmdline, 116 struct meminfo *mi) 117{ 118 if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) { 119 mi->nr_banks=1; 120 mi->bank[0].start = 0x30000000; 121 mi->bank[0].size = SZ_64M; 122 } 123} 124 125static void __init smdk2413_map_io(void) 126{ 127 s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc)); 128 s3c24xx_init_clocks(12000000); 129 s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs)); 130} 131 132static void __init smdk2413_machine_init(void) 133{ /* Turn off suspend on both USB ports, and switch the 134 * selectable USB port to USB device mode. */ 135 136 WARN_ON(gpio_request(S3C2410_GPF(2), "udc pull")); 137 gpio_direction_output(S3C2410_GPF(2), 0); 138 139 s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | 140 S3C2410_MISCCR_USBSUSPND0 | 141 S3C2410_MISCCR_USBSUSPND1, 0x0); 142 143 144 s3c24xx_udc_set_platdata(&smdk2413_udc_cfg); 145 s3c_i2c0_set_platdata(NULL); 146 147 platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices)); 148 smdk_machine_init(); 149} 150 151MACHINE_START(S3C2413, "S3C2413") 152 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ 153 .phys_io = S3C2410_PA_UART, 154 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, 155 .boot_params = S3C2410_SDRAM_PA + 0x100, 156 157 .fixup = smdk2413_fixup, 158 .init_irq = s3c24xx_init_irq, 159 .map_io = smdk2413_map_io, 160 .init_machine = smdk2413_machine_init, 161 .timer = &s3c24xx_timer, 162MACHINE_END 163 164MACHINE_START(SMDK2412, "SMDK2412") 165 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ 166 .phys_io = S3C2410_PA_UART, 167 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, 168 .boot_params = S3C2410_SDRAM_PA + 0x100, 169 170 .fixup = smdk2413_fixup, 171 .init_irq = s3c24xx_init_irq, 172 .map_io = smdk2413_map_io, 173 .init_machine = smdk2413_machine_init, 174 .timer = &s3c24xx_timer, 175MACHINE_END 176 177MACHINE_START(SMDK2413, "SMDK2413") 178 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ 179 .phys_io = S3C2410_PA_UART, 180 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, 181 .boot_params = S3C2410_SDRAM_PA + 0x100, 182 183 .fixup = smdk2413_fixup, 184 .init_irq = s3c24xx_init_irq, 185 .map_io = smdk2413_map_io, 186 .init_machine = smdk2413_machine_init, 187 .timer = &s3c24xx_timer, 188MACHINE_END 189