Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 1 | /* linux/arch/arm/mach-s3c2440/mach-at2440evb.c |
| 2 | * |
| 3 | * Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com> |
| 4 | * Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk> |
| 5 | * and modifications by SBZ <sbz@spgui.org> and |
| 6 | * Weibing <http://weibing.blogbus.com> |
| 7 | * |
Justin P. Mattock | 50a23e6 | 2010-10-16 10:36:23 -0700 | [diff] [blame] | 8 | * For product information, visit http://www.arm.com/ |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 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 | #include <linux/kernel.h> |
| 16 | #include <linux/types.h> |
Kukjin Kim | 0a2691d | 2012-12-30 18:28:01 -0800 | [diff] [blame^] | 17 | #include <linux/gpio.h> |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 18 | #include <linux/interrupt.h> |
| 19 | #include <linux/list.h> |
| 20 | #include <linux/timer.h> |
| 21 | #include <linux/init.h> |
| 22 | #include <linux/io.h> |
| 23 | #include <linux/serial_core.h> |
Ramax Lo | 66493c2 | 2008-07-07 18:12:37 +0100 | [diff] [blame] | 24 | #include <linux/dm9000.h> |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 25 | #include <linux/platform_device.h> |
| 26 | |
| 27 | #include <asm/mach/arch.h> |
| 28 | #include <asm/mach/map.h> |
| 29 | #include <asm/mach/irq.h> |
| 30 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 31 | #include <mach/hardware.h> |
Ben Dooks | 1d19fdb | 2008-11-10 10:59:29 +0000 | [diff] [blame] | 32 | #include <mach/fb.h> |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 33 | #include <asm/irq.h> |
| 34 | #include <asm/mach-types.h> |
| 35 | |
Ben Dooks | a2b7ba9 | 2008-10-07 22:26:09 +0100 | [diff] [blame] | 36 | #include <plat/regs-serial.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 37 | #include <mach/regs-gpio.h> |
| 38 | #include <mach/regs-mem.h> |
| 39 | #include <mach/regs-lcd.h> |
Arnd Bergmann | 436d42c | 2012-08-24 15:22:12 +0200 | [diff] [blame] | 40 | #include <linux/platform_data/mtd-nand-s3c2410.h> |
| 41 | #include <linux/platform_data/i2c-s3c2410.h> |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 42 | |
| 43 | #include <linux/mtd/mtd.h> |
| 44 | #include <linux/mtd/nand.h> |
| 45 | #include <linux/mtd/nand_ecc.h> |
| 46 | #include <linux/mtd/partitions.h> |
| 47 | |
Ben Dooks | d5120ae | 2008-10-07 23:09:51 +0100 | [diff] [blame] | 48 | #include <plat/clock.h> |
Ben Dooks | a2b7ba9 | 2008-10-07 22:26:09 +0100 | [diff] [blame] | 49 | #include <plat/devs.h> |
| 50 | #include <plat/cpu.h> |
Arnd Bergmann | 436d42c | 2012-08-24 15:22:12 +0200 | [diff] [blame] | 51 | #include <linux/platform_data/mmc-s3cmci.h> |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 52 | |
Kukjin Kim | b27b072 | 2012-01-03 14:02:03 +0100 | [diff] [blame] | 53 | #include "common.h" |
| 54 | |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 55 | static struct map_desc at2440evb_iodesc[] __initdata = { |
| 56 | /* Nothing here */ |
| 57 | }; |
| 58 | |
| 59 | #define UCON S3C2410_UCON_DEFAULT |
| 60 | #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) |
| 61 | #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) |
| 62 | |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 63 | static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = { |
| 64 | [0] = { |
| 65 | .hwport = 0, |
| 66 | .flags = 0, |
| 67 | .ucon = UCON, |
| 68 | .ulcon = ULCON, |
| 69 | .ufcon = UFCON, |
Thomas Abraham | afba7f9 | 2011-10-24 11:47:51 +0200 | [diff] [blame] | 70 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 71 | }, |
| 72 | [1] = { |
| 73 | .hwport = 1, |
| 74 | .flags = 0, |
| 75 | .ucon = UCON, |
| 76 | .ulcon = ULCON, |
| 77 | .ufcon = UFCON, |
Thomas Abraham | afba7f9 | 2011-10-24 11:47:51 +0200 | [diff] [blame] | 78 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 79 | }, |
| 80 | }; |
| 81 | |
| 82 | /* NAND Flash on AT2440EVB board */ |
| 83 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 84 | static struct mtd_partition __initdata at2440evb_default_nand_part[] = { |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 85 | [0] = { |
| 86 | .name = "Boot Agent", |
| 87 | .size = SZ_256K, |
| 88 | .offset = 0, |
| 89 | }, |
| 90 | [1] = { |
| 91 | .name = "Kernel", |
| 92 | .size = SZ_2M, |
| 93 | .offset = SZ_256K, |
| 94 | }, |
| 95 | [2] = { |
| 96 | .name = "Root", |
| 97 | .offset = SZ_256K + SZ_2M, |
| 98 | .size = MTDPART_SIZ_FULL, |
| 99 | }, |
| 100 | }; |
| 101 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 102 | static struct s3c2410_nand_set __initdata at2440evb_nand_sets[] = { |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 103 | [0] = { |
| 104 | .name = "nand", |
| 105 | .nr_chips = 1, |
| 106 | .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part), |
| 107 | .partitions = at2440evb_default_nand_part, |
| 108 | }, |
| 109 | }; |
| 110 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 111 | static struct s3c2410_platform_nand __initdata at2440evb_nand_info = { |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 112 | .tacls = 25, |
| 113 | .twrph0 = 55, |
| 114 | .twrph1 = 40, |
| 115 | .nr_sets = ARRAY_SIZE(at2440evb_nand_sets), |
| 116 | .sets = at2440evb_nand_sets, |
| 117 | }; |
| 118 | |
Ramax Lo | 66493c2 | 2008-07-07 18:12:37 +0100 | [diff] [blame] | 119 | /* DM9000AEP 10/100 ethernet controller */ |
| 120 | |
| 121 | static struct resource at2440evb_dm9k_resource[] = { |
Tushar Behera | d990e39 | 2012-05-12 16:12:21 +0900 | [diff] [blame] | 122 | [0] = DEFINE_RES_MEM(S3C2410_CS3, 4), |
| 123 | [1] = DEFINE_RES_MEM(S3C2410_CS3 + 4, 4), |
| 124 | [2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \ |
| 125 | | IORESOURCE_IRQ_HIGHEDGE), |
Ramax Lo | 66493c2 | 2008-07-07 18:12:37 +0100 | [diff] [blame] | 126 | }; |
| 127 | |
| 128 | static struct dm9000_plat_data at2440evb_dm9k_pdata = { |
| 129 | .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), |
| 130 | }; |
| 131 | |
| 132 | static struct platform_device at2440evb_device_eth = { |
| 133 | .name = "dm9000", |
| 134 | .id = -1, |
| 135 | .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource), |
| 136 | .resource = at2440evb_dm9k_resource, |
| 137 | .dev = { |
| 138 | .platform_data = &at2440evb_dm9k_pdata, |
| 139 | }, |
| 140 | }; |
| 141 | |
Ben Dooks | 22c810a | 2010-01-18 16:24:22 +0900 | [diff] [blame] | 142 | static struct s3c24xx_mci_pdata at2440evb_mci_pdata __initdata = { |
Ben Dooks | 070276d | 2009-05-17 22:32:23 +0100 | [diff] [blame] | 143 | .gpio_detect = S3C2410_GPG(10), |
Ben Dooks | 4a045cb | 2008-11-10 10:59:28 +0000 | [diff] [blame] | 144 | }; |
| 145 | |
Ben Dooks | 1d19fdb | 2008-11-10 10:59:29 +0000 | [diff] [blame] | 146 | /* 7" LCD panel */ |
| 147 | |
| 148 | static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = { |
| 149 | |
| 150 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
| 151 | S3C2410_LCDCON5_INVVLINE | |
| 152 | S3C2410_LCDCON5_INVVFRAME | |
| 153 | S3C2410_LCDCON5_PWREN | |
| 154 | S3C2410_LCDCON5_HWSWP, |
| 155 | |
| 156 | .type = S3C2410_LCDCON1_TFT, |
| 157 | |
| 158 | .width = 800, |
| 159 | .height = 480, |
| 160 | |
| 161 | .pixclock = 33333, /* HCLK 60 MHz, divisor 2 */ |
| 162 | .xres = 800, |
| 163 | .yres = 480, |
| 164 | .bpp = 16, |
| 165 | .left_margin = 88, |
| 166 | .right_margin = 40, |
| 167 | .hsync_len = 128, |
| 168 | .upper_margin = 32, |
| 169 | .lower_margin = 11, |
| 170 | .vsync_len = 2, |
| 171 | }; |
| 172 | |
| 173 | static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = { |
| 174 | .displays = &at2440evb_lcd_cfg, |
| 175 | .num_displays = 1, |
| 176 | .default_display = 0, |
| 177 | }; |
| 178 | |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 179 | static struct platform_device *at2440evb_devices[] __initdata = { |
Ben Dooks | b813248 | 2009-11-23 00:13:39 +0000 | [diff] [blame] | 180 | &s3c_device_ohci, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 181 | &s3c_device_wdt, |
| 182 | &s3c_device_adc, |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 183 | &s3c_device_i2c0, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 184 | &s3c_device_rtc, |
| 185 | &s3c_device_nand, |
Ben Dooks | 4a045cb | 2008-11-10 10:59:28 +0000 | [diff] [blame] | 186 | &s3c_device_sdi, |
Ben Dooks | 1d19fdb | 2008-11-10 10:59:29 +0000 | [diff] [blame] | 187 | &s3c_device_lcd, |
Ramax Lo | 66493c2 | 2008-07-07 18:12:37 +0100 | [diff] [blame] | 188 | &at2440evb_device_eth, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 189 | }; |
| 190 | |
| 191 | static void __init at2440evb_map_io(void) |
| 192 | { |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 193 | s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc)); |
| 194 | s3c24xx_init_clocks(16934400); |
| 195 | s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs)); |
| 196 | } |
| 197 | |
| 198 | static void __init at2440evb_init(void) |
| 199 | { |
Ben Dooks | 1d19fdb | 2008-11-10 10:59:29 +0000 | [diff] [blame] | 200 | s3c24xx_fb_set_platdata(&at2440evb_fb_info); |
Ben Dooks | 22c810a | 2010-01-18 16:24:22 +0900 | [diff] [blame] | 201 | s3c24xx_mci_set_platdata(&at2440evb_mci_pdata); |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 202 | s3c_nand_set_platdata(&at2440evb_nand_info); |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 203 | s3c_i2c0_set_platdata(NULL); |
Ben Dooks | 56c035c | 2008-12-18 16:17:37 +0000 | [diff] [blame] | 204 | |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 205 | platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices)); |
| 206 | } |
| 207 | |
| 208 | |
| 209 | MACHINE_START(AT2440EVB, "AT2440EVB") |
Nicolas Pitre | 69d5071 | 2011-07-05 22:38:17 -0400 | [diff] [blame] | 210 | .atag_offset = 0x100, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 211 | .map_io = at2440evb_map_io, |
| 212 | .init_machine = at2440evb_init, |
| 213 | .init_irq = s3c24xx_init_irq, |
| 214 | .timer = &s3c24xx_timer, |
Heiko Stuebner | c1ba544 | 2012-03-01 13:23:32 +0900 | [diff] [blame] | 215 | .restart = s3c244x_restart, |
Ramax Lo | 4ab98971 | 2008-07-07 18:12:36 +0100 | [diff] [blame] | 216 | MACHINE_END |