Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* linux/arch/arm/mach-s3c2410/mach-smdk2440.c |
| 2 | * |
| 3 | * Copyright (c) 2004,2005 Simtec Electronics |
| 4 | * Ben Dooks <ben@simtec.co.uk> |
| 5 | * |
| 6 | * http://www.fluff.org/ben/smdk2440/ |
| 7 | * |
| 8 | * Thanks to Dimity Andric and TomTom for the loan of an SMDK2440. |
| 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 | * Modifications: |
| 15 | * 01-Nov-2004 BJD Initial version |
| 16 | * 12-Nov-2004 BJD Updated for release |
| 17 | * 04-Jan-2005 BJD Fixes for pre-release |
| 18 | * 22-Feb-2005 BJD Updated for 2.6.11-rc5 relesa |
| 19 | * 10-Mar-2005 LCVR Replaced S3C2410_VA by S3C24XX_VA |
| 20 | * 14-Mar-2005 BJD void __iomem fixes |
Ben Dooks | 5fe10ab | 2005-09-20 17:24:33 +0100 | [diff] [blame] | 21 | * 20-Sep-2005 BJD Added static to non-exported items |
Ben Dooks | 57718976 | 2005-10-28 15:31:47 +0100 | [diff] [blame] | 22 | * 26-Oct-2005 BJD Added framebuffer data |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | */ |
| 24 | |
| 25 | #include <linux/kernel.h> |
| 26 | #include <linux/types.h> |
| 27 | #include <linux/interrupt.h> |
| 28 | #include <linux/list.h> |
| 29 | #include <linux/timer.h> |
| 30 | #include <linux/init.h> |
Russell King | d052d1b | 2005-10-29 19:07:23 +0100 | [diff] [blame] | 31 | #include <linux/platform_device.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | |
| 33 | #include <asm/mach/arch.h> |
| 34 | #include <asm/mach/map.h> |
| 35 | #include <asm/mach/irq.h> |
| 36 | |
| 37 | #include <asm/hardware.h> |
| 38 | #include <asm/hardware/iomd.h> |
| 39 | #include <asm/io.h> |
| 40 | #include <asm/irq.h> |
| 41 | #include <asm/mach-types.h> |
| 42 | |
| 43 | //#include <asm/debug-ll.h> |
| 44 | #include <asm/arch/regs-serial.h> |
| 45 | #include <asm/arch/regs-gpio.h> |
Ben Dooks | 57718976 | 2005-10-28 15:31:47 +0100 | [diff] [blame] | 46 | #include <asm/arch/regs-lcd.h> |
| 47 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | #include <asm/arch/idle.h> |
Ben Dooks | 57718976 | 2005-10-28 15:31:47 +0100 | [diff] [blame] | 49 | #include <asm/arch/fb.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | |
| 51 | #include "s3c2410.h" |
| 52 | #include "s3c2440.h" |
| 53 | #include "clock.h" |
| 54 | #include "devs.h" |
| 55 | #include "cpu.h" |
| 56 | #include "pm.h" |
| 57 | |
| 58 | static struct map_desc smdk2440_iodesc[] __initdata = { |
| 59 | /* ISA IO Space map (memory space selected by A24) */ |
| 60 | |
Ben Dooks | cbe69f9 | 2005-11-09 14:05:31 +0000 | [diff] [blame] | 61 | { |
| 62 | .virtual = (u32)S3C24XX_VA_ISA_WORD, |
| 63 | .pfn = __phys_to_pfn(S3C2410_CS2), |
| 64 | .length = 0x10000, |
| 65 | .type = MT_DEVICE, |
| 66 | }, { |
| 67 | .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000, |
| 68 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), |
| 69 | .length = SZ_4M, |
| 70 | .type = MT_DEVICE, |
| 71 | }, { |
| 72 | .virtual = (u32)S3C24XX_VA_ISA_BYTE, |
| 73 | .pfn = __phys_to_pfn(S3C2410_CS2), |
| 74 | .length = 0x10000, |
| 75 | .type = MT_DEVICE, |
| 76 | }, { |
| 77 | .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000, |
| 78 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), |
| 79 | .length = SZ_4M, |
| 80 | .type = MT_DEVICE, |
| 81 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | }; |
| 83 | |
| 84 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK |
| 85 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
| 86 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE |
| 87 | |
| 88 | static struct s3c2410_uartcfg smdk2440_uartcfgs[] = { |
| 89 | [0] = { |
| 90 | .hwport = 0, |
| 91 | .flags = 0, |
| 92 | .ucon = 0x3c5, |
| 93 | .ulcon = 0x03, |
| 94 | .ufcon = 0x51, |
| 95 | }, |
| 96 | [1] = { |
| 97 | .hwport = 1, |
| 98 | .flags = 0, |
| 99 | .ucon = 0x3c5, |
| 100 | .ulcon = 0x03, |
| 101 | .ufcon = 0x51, |
| 102 | }, |
| 103 | /* IR port */ |
| 104 | [2] = { |
| 105 | .hwport = 2, |
| 106 | .flags = 0, |
| 107 | .ucon = 0x3c5, |
| 108 | .ulcon = 0x43, |
| 109 | .ufcon = 0x51, |
| 110 | } |
| 111 | }; |
| 112 | |
Ben Dooks | 57718976 | 2005-10-28 15:31:47 +0100 | [diff] [blame] | 113 | /* LCD driver info */ |
| 114 | |
| 115 | static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = { |
| 116 | .regs = { |
| 117 | |
| 118 | .lcdcon1 = S3C2410_LCDCON1_TFT16BPP | |
| 119 | S3C2410_LCDCON1_TFT | |
| 120 | S3C2410_LCDCON1_CLKVAL(0x04), |
| 121 | |
| 122 | .lcdcon2 = S3C2410_LCDCON2_VBPD(7) | |
| 123 | S3C2410_LCDCON2_LINEVAL(319) | |
| 124 | S3C2410_LCDCON2_VFPD(6) | |
| 125 | S3C2410_LCDCON2_VSPW(3), |
| 126 | |
| 127 | .lcdcon3 = S3C2410_LCDCON3_HBPD(19) | |
| 128 | S3C2410_LCDCON3_HOZVAL(239) | |
| 129 | S3C2410_LCDCON3_HFPD(7), |
| 130 | |
| 131 | .lcdcon4 = S3C2410_LCDCON4_MVAL(0) | |
| 132 | S3C2410_LCDCON4_HSPW(3), |
| 133 | |
| 134 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
| 135 | S3C2410_LCDCON5_INVVLINE | |
| 136 | S3C2410_LCDCON5_INVVFRAME | |
| 137 | S3C2410_LCDCON5_PWREN | |
| 138 | S3C2410_LCDCON5_HWSWP, |
| 139 | }, |
| 140 | |
| 141 | #if 0 |
| 142 | /* currently setup by downloader */ |
| 143 | .gpccon = 0xaa940659, |
| 144 | .gpccon_mask = 0xffffffff, |
| 145 | .gpcup = 0x0000ffff, |
| 146 | .gpcup_mask = 0xffffffff, |
| 147 | .gpdcon = 0xaa84aaa0, |
| 148 | .gpdcon_mask = 0xffffffff, |
| 149 | .gpdup = 0x0000faff, |
| 150 | .gpdup_mask = 0xffffffff, |
| 151 | #endif |
| 152 | |
| 153 | .lpcsel = ((0xCE6) & ~7) | 1<<4, |
| 154 | |
| 155 | .width = 240, |
| 156 | .height = 320, |
| 157 | |
| 158 | .xres = { |
| 159 | .min = 240, |
| 160 | .max = 240, |
| 161 | .defval = 240, |
| 162 | }, |
| 163 | |
| 164 | .yres = { |
| 165 | .min = 320, |
| 166 | .max = 320, |
| 167 | .defval = 320, |
| 168 | }, |
| 169 | |
| 170 | .bpp = { |
| 171 | .min = 16, |
| 172 | .max = 16, |
| 173 | .defval = 16, |
| 174 | }, |
| 175 | }; |
| 176 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | static struct platform_device *smdk2440_devices[] __initdata = { |
| 178 | &s3c_device_usb, |
| 179 | &s3c_device_lcd, |
| 180 | &s3c_device_wdt, |
| 181 | &s3c_device_i2c, |
| 182 | &s3c_device_iis, |
| 183 | }; |
| 184 | |
| 185 | static struct s3c24xx_board smdk2440_board __initdata = { |
| 186 | .devices = smdk2440_devices, |
| 187 | .devices_count = ARRAY_SIZE(smdk2440_devices) |
| 188 | }; |
| 189 | |
Ben Dooks | 5fe10ab | 2005-09-20 17:24:33 +0100 | [diff] [blame] | 190 | static void __init smdk2440_map_io(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 191 | { |
| 192 | s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc)); |
| 193 | s3c24xx_init_clocks(16934400); |
| 194 | s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs)); |
| 195 | s3c24xx_set_board(&smdk2440_board); |
| 196 | } |
| 197 | |
Ben Dooks | 5fe10ab | 2005-09-20 17:24:33 +0100 | [diff] [blame] | 198 | static void __init smdk2440_machine_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | { |
| 200 | /* Configure the LEDs (even if we have no LED support)*/ |
| 201 | |
| 202 | s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP); |
| 203 | s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); |
| 204 | s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP); |
| 205 | s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP); |
| 206 | |
| 207 | s3c2410_gpio_setpin(S3C2410_GPF4, 0); |
| 208 | s3c2410_gpio_setpin(S3C2410_GPF5, 0); |
| 209 | s3c2410_gpio_setpin(S3C2410_GPF6, 0); |
| 210 | s3c2410_gpio_setpin(S3C2410_GPF7, 0); |
| 211 | |
Ben Dooks | 57718976 | 2005-10-28 15:31:47 +0100 | [diff] [blame] | 212 | s3c24xx_fb_set_platdata(&smdk2440_lcd_cfg); |
| 213 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | s3c2410_pm_init(); |
| 215 | } |
| 216 | |
| 217 | MACHINE_START(S3C2440, "SMDK2440") |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 218 | /* Maintainer: Ben Dooks <ben@fluff.org> */ |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 219 | .phys_io = S3C2410_PA_UART, |
| 220 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, |
| 221 | .boot_params = S3C2410_SDRAM_PA + 0x100, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 222 | |
| 223 | .init_irq = s3c24xx_init_irq, |
| 224 | .map_io = smdk2440_map_io, |
| 225 | .init_machine = smdk2440_machine_init, |
| 226 | .timer = &s3c24xx_timer, |
| 227 | MACHINE_END |