1/* linux/arch/arm/mach-s3c2412/mach-vstms.c 2 * 3 * (C) 2006 Thomas Gleixner <tglx@linutronix.de> 4 * 5 * Derived from mach-smdk2413.c - (C) 2006 Simtec Electronics 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12#include <linux/kernel.h> 13#include <linux/types.h> 14#include <linux/interrupt.h> 15#include <linux/list.h> 16#include <linux/timer.h> 17#include <linux/init.h> 18#include <linux/serial_core.h> 19#include <linux/platform_device.h> 20 21#include <linux/mtd/mtd.h> 22#include <linux/mtd/nand.h> 23#include <linux/mtd/nand_ecc.h> 24#include <linux/mtd/partitions.h> 25 26#include <asm/mach/arch.h> 27#include <asm/mach/map.h> 28#include <asm/mach/irq.h> 29 30#include <asm/hardware.h> 31#include <asm/setup.h> 32#include <asm/io.h> 33#include <asm/irq.h> 34#include <asm/mach-types.h> 35 36#include <asm/arch/regs-serial.h> 37#include <asm/arch/regs-gpio.h> 38#include <asm/arch/regs-lcd.h> 39 40#include <asm/arch/idle.h> 41#include <asm/arch/fb.h> 42 43#include <asm/arch/nand.h> 44 45#include <asm/plat-s3c24xx/s3c2410.h> 46#include <asm/plat-s3c24xx/s3c2412.h> 47#include <asm/plat-s3c24xx/clock.h> 48#include <asm/plat-s3c24xx/devs.h> 49#include <asm/plat-s3c24xx/cpu.h> 50 51 52static struct map_desc vstms_iodesc[] __initdata = { 53}; 54 55static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = { 56 [0] = { 57 .hwport = 0, 58 .flags = 0, 59 .ucon = 0x3c5, 60 .ulcon = 0x03, 61 .ufcon = 0x51, 62 }, 63 [1] = { 64 .hwport = 1, 65 .flags = 0, 66 .ucon = 0x3c5, 67 .ulcon = 0x03, 68 .ufcon = 0x51, 69 }, 70 [2] = { 71 .hwport = 2, 72 .flags = 0, 73 .ucon = 0x3c5, 74 .ulcon = 0x03, 75 .ufcon = 0x51, 76 } 77}; 78 79static struct mtd_partition vstms_nand_part[] = { 80 [0] = { 81 .name = "Boot Agent", 82 .size = 0x7C000, 83 .offset = 0, 84 }, 85 [1] = { 86 .name = "UBoot Config", 87 .offset = 0x7C000, 88 .size = 0x4000, 89 }, 90 [2] = { 91 .name = "Kernel", 92 .offset = 0x80000, 93 .size = 0x200000, 94 }, 95 [3] = { 96 .name = "RFS", 97 .offset = 0x280000, 98 .size = 0x3d80000, 99 }, 100}; 101 102static struct s3c2410_nand_set vstms_nand_sets[] = { 103 [0] = { 104 .name = "NAND", 105 .nr_chips = 1, 106 .nr_partitions = ARRAY_SIZE(vstms_nand_part), 107 .partitions = vstms_nand_part, 108 }, 109}; 110 111/* choose a set of timings which should suit most 512Mbit 112 * chips and beyond. 113*/ 114 115static struct s3c2410_platform_nand vstms_nand_info = { 116 .tacls = 20, 117 .twrph0 = 60, 118 .twrph1 = 20, 119 .nr_sets = ARRAY_SIZE(vstms_nand_sets), 120 .sets = vstms_nand_sets, 121}; 122 123static struct platform_device *vstms_devices[] __initdata = { 124 &s3c_device_usb, 125 &s3c_device_wdt, 126 &s3c_device_i2c, 127 &s3c_device_iis, 128 &s3c_device_rtc, 129 &s3c_device_nand, 130}; 131 132static void __init vstms_fixup(struct machine_desc *desc, 133 struct tag *tags, char **cmdline, 134 struct meminfo *mi) 135{ 136 if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) { 137 mi->nr_banks=1; 138 mi->bank[0].start = 0x30000000; 139 mi->bank[0].size = SZ_64M; 140 mi->bank[0].node = 0; 141 } 142} 143 144static void __init vstms_map_io(void) 145{ 146 s3c_device_nand.dev.platform_data = &vstms_nand_info; 147 148 s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc)); 149 s3c24xx_init_clocks(12000000); 150 s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs)); 151} 152 153static void __init vstms_init(void) 154{ 155 platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices)); 156} 157 158MACHINE_START(VSTMS, "VSTMS") 159 .phys_io = S3C2410_PA_UART, 160 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, 161 .boot_params = S3C2410_SDRAM_PA + 0x100, 162 163 .fixup = vstms_fixup, 164 .init_irq = s3c24xx_init_irq, 165 .init_machine = vstms_init, 166 .map_io = vstms_map_io, 167 .timer = &s3c24xx_timer, 168MACHINE_END 169