Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 1 | /* |
Ben Dooks | ccae941 | 2009-11-13 22:54:14 +0000 | [diff] [blame] | 2 | * Copyright (c) 2005-2008 Simtec Electronics |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 3 | * http://armlinux.simtec.co.uk/ |
| 4 | * Ben Dooks <ben@simtec.co.uk> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | #include <linux/kernel.h> |
| 12 | #include <linux/types.h> |
| 13 | #include <linux/interrupt.h> |
| 14 | #include <linux/list.h> |
| 15 | #include <linux/timer.h> |
| 16 | #include <linux/init.h> |
Ben Dooks | ec976d6 | 2009-05-13 22:52:24 +0100 | [diff] [blame] | 17 | #include <linux/gpio.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 18 | #include <linux/device.h> |
Rafael J. Wysocki | bb072c3 | 2011-04-22 22:03:21 +0200 | [diff] [blame] | 19 | #include <linux/syscore_ops.h> |
Ben Dooks | b6d1f54 | 2006-12-17 23:22:26 +0100 | [diff] [blame] | 20 | #include <linux/serial_core.h> |
Ben Dooks | d96a980 | 2008-04-16 00:12:39 +0100 | [diff] [blame] | 21 | #include <linux/clk.h> |
Ben Dooks | f337422 | 2008-07-03 11:24:40 +0100 | [diff] [blame] | 22 | #include <linux/i2c.h> |
Russell King | fced80c | 2008-09-06 12:10:45 +0100 | [diff] [blame] | 23 | #include <linux/io.h> |
Heiko Stuebner | 083c8e2 | 2013-02-08 11:13:16 -0800 | [diff] [blame] | 24 | #include <linux/platform_device.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 25 | |
Ben Dooks | 4fa084a | 2009-11-13 22:34:21 +0000 | [diff] [blame] | 26 | #include <linux/i2c/tps65010.h> |
| 27 | |
Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 28 | #include <asm/mach-types.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 29 | #include <asm/mach/arch.h> |
| 30 | #include <asm/mach/map.h> |
| 31 | #include <asm/mach/irq.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 32 | #include <asm/irq.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 33 | |
Arnd Bergmann | 436d42c | 2012-08-24 15:22:12 +0200 | [diff] [blame] | 34 | #include <linux/platform_data/mtd-nand-s3c2410.h> |
| 35 | #include <linux/platform_data/i2c-s3c2410.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 36 | |
| 37 | #include <linux/mtd/mtd.h> |
| 38 | #include <linux/mtd/nand.h> |
| 39 | #include <linux/mtd/nand_ecc.h> |
| 40 | #include <linux/mtd/partitions.h> |
| 41 | |
Ben Dooks | d5120ae | 2008-10-07 23:09:51 +0100 | [diff] [blame] | 42 | #include <plat/clock.h> |
Ben Dooks | a2b7ba9 | 2008-10-07 22:26:09 +0100 | [diff] [blame] | 43 | #include <plat/cpu.h> |
Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 44 | #include <plat/cpu-freq.h> |
| 45 | #include <plat/devs.h> |
| 46 | #include <plat/gpio-cfg.h> |
| 47 | #include <plat/regs-serial.h> |
Romain Naour | 7f78b6e | 2013-01-09 18:47:04 -0800 | [diff] [blame] | 48 | #include <plat/samsung-time.h> |
Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 49 | |
| 50 | #include <mach/hardware.h> |
| 51 | #include <mach/regs-gpio.h> |
Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 52 | #include <mach/regs-lcd.h> |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 53 | |
Kukjin Kim | b27b072 | 2012-01-03 14:02:03 +0100 | [diff] [blame] | 54 | #include "common.h" |
Kukjin Kim | 507c4d6 | 2013-01-02 10:27:36 -0800 | [diff] [blame] | 55 | #include "osiris.h" |
Kukjin Kim | 37c3adc | 2013-02-03 17:00:11 -0800 | [diff] [blame] | 56 | #include "regs-mem.h" |
Kukjin Kim | b27b072 | 2012-01-03 14:02:03 +0100 | [diff] [blame] | 57 | |
Simon Arlott | 6cbdc8c | 2007-05-11 20:40:30 +0100 | [diff] [blame] | 58 | /* onboard perihperal map */ |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 59 | |
| 60 | static struct map_desc osiris_iodesc[] __initdata = { |
| 61 | /* ISA IO areas (may be over-written later) */ |
| 62 | |
| 63 | { |
| 64 | .virtual = (u32)S3C24XX_VA_ISA_BYTE, |
| 65 | .pfn = __phys_to_pfn(S3C2410_CS5), |
| 66 | .length = SZ_16M, |
| 67 | .type = MT_DEVICE, |
| 68 | }, { |
| 69 | .virtual = (u32)S3C24XX_VA_ISA_WORD, |
| 70 | .pfn = __phys_to_pfn(S3C2410_CS5), |
| 71 | .length = SZ_16M, |
| 72 | .type = MT_DEVICE, |
| 73 | }, |
| 74 | |
| 75 | /* CPLD control registers */ |
| 76 | |
| 77 | { |
Ben Dooks | c362aec | 2007-06-06 09:51:51 +0100 | [diff] [blame] | 78 | .virtual = (u32)OSIRIS_VA_CTRL0, |
| 79 | .pfn = __phys_to_pfn(OSIRIS_PA_CTRL0), |
| 80 | .length = SZ_16K, |
| 81 | .type = MT_DEVICE, |
| 82 | }, { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 83 | .virtual = (u32)OSIRIS_VA_CTRL1, |
| 84 | .pfn = __phys_to_pfn(OSIRIS_PA_CTRL1), |
| 85 | .length = SZ_16K, |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 86 | .type = MT_DEVICE, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 87 | }, { |
| 88 | .virtual = (u32)OSIRIS_VA_CTRL2, |
| 89 | .pfn = __phys_to_pfn(OSIRIS_PA_CTRL2), |
| 90 | .length = SZ_16K, |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 91 | .type = MT_DEVICE, |
Ben Dooks | c362aec | 2007-06-06 09:51:51 +0100 | [diff] [blame] | 92 | }, { |
| 93 | .virtual = (u32)OSIRIS_VA_IDREG, |
| 94 | .pfn = __phys_to_pfn(OSIRIS_PA_IDREG), |
| 95 | .length = SZ_16K, |
| 96 | .type = MT_DEVICE, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 97 | }, |
| 98 | }; |
| 99 | |
| 100 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK |
| 101 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
| 102 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE |
| 103 | |
Ben Dooks | 66a9b49 | 2006-06-18 23:04:05 +0100 | [diff] [blame] | 104 | static struct s3c2410_uartcfg osiris_uartcfgs[] __initdata = { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 105 | [0] = { |
| 106 | .hwport = 0, |
| 107 | .flags = 0, |
| 108 | .ucon = UCON, |
| 109 | .ulcon = ULCON, |
| 110 | .ufcon = UFCON, |
Thomas Abraham | afba7f9 | 2011-10-24 11:47:51 +0200 | [diff] [blame] | 111 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 112 | }, |
| 113 | [1] = { |
Ben Dooks | e2e5810 | 2006-06-18 16:21:50 +0100 | [diff] [blame] | 114 | .hwport = 1, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 115 | .flags = 0, |
| 116 | .ucon = UCON, |
| 117 | .ulcon = ULCON, |
| 118 | .ufcon = UFCON, |
Thomas Abraham | afba7f9 | 2011-10-24 11:47:51 +0200 | [diff] [blame] | 119 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 120 | }, |
Ben Dooks | ca7aa4d | 2006-12-07 20:49:01 +0100 | [diff] [blame] | 121 | [2] = { |
| 122 | .hwport = 2, |
| 123 | .flags = 0, |
| 124 | .ucon = UCON, |
| 125 | .ulcon = ULCON, |
| 126 | .ufcon = UFCON, |
Thomas Abraham | afba7f9 | 2011-10-24 11:47:51 +0200 | [diff] [blame] | 127 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
Ben Dooks | ca7aa4d | 2006-12-07 20:49:01 +0100 | [diff] [blame] | 128 | } |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 129 | }; |
| 130 | |
| 131 | /* NAND Flash on Osiris board */ |
| 132 | |
| 133 | static int external_map[] = { 2 }; |
| 134 | static int chip0_map[] = { 0 }; |
| 135 | static int chip1_map[] = { 1 }; |
| 136 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 137 | static struct mtd_partition __initdata osiris_default_nand_part[] = { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 138 | [0] = { |
| 139 | .name = "Boot Agent", |
| 140 | .size = SZ_16K, |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 141 | .offset = 0, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 142 | }, |
| 143 | [1] = { |
| 144 | .name = "/boot", |
| 145 | .size = SZ_4M - SZ_16K, |
| 146 | .offset = SZ_16K, |
| 147 | }, |
| 148 | [2] = { |
| 149 | .name = "user1", |
| 150 | .offset = SZ_4M, |
| 151 | .size = SZ_32M - SZ_4M, |
| 152 | }, |
| 153 | [3] = { |
| 154 | .name = "user2", |
| 155 | .offset = SZ_32M, |
| 156 | .size = MTDPART_SIZ_FULL, |
| 157 | } |
| 158 | }; |
| 159 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 160 | static struct mtd_partition __initdata osiris_default_nand_part_large[] = { |
Ben Dooks | 3c3e69c | 2007-07-12 10:57:37 +0100 | [diff] [blame] | 161 | [0] = { |
| 162 | .name = "Boot Agent", |
| 163 | .size = SZ_128K, |
| 164 | .offset = 0, |
| 165 | }, |
| 166 | [1] = { |
| 167 | .name = "/boot", |
| 168 | .size = SZ_4M - SZ_128K, |
| 169 | .offset = SZ_128K, |
| 170 | }, |
| 171 | [2] = { |
| 172 | .name = "user1", |
| 173 | .offset = SZ_4M, |
| 174 | .size = SZ_32M - SZ_4M, |
| 175 | }, |
| 176 | [3] = { |
| 177 | .name = "user2", |
| 178 | .offset = SZ_32M, |
| 179 | .size = MTDPART_SIZ_FULL, |
| 180 | } |
| 181 | }; |
| 182 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 183 | /* the Osiris has 3 selectable slots for nand-flash, the two |
| 184 | * on-board chip areas, as well as the external slot. |
| 185 | * |
| 186 | * Note, there is no current hot-plug support for the External |
| 187 | * socket. |
| 188 | */ |
| 189 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 190 | static struct s3c2410_nand_set __initdata osiris_nand_sets[] = { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 191 | [1] = { |
| 192 | .name = "External", |
| 193 | .nr_chips = 1, |
| 194 | .nr_map = external_map, |
Ben Dooks | d923738 | 2009-12-23 19:25:01 +0000 | [diff] [blame] | 195 | .options = NAND_SCAN_SILENT_NODEV, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 196 | .nr_partitions = ARRAY_SIZE(osiris_default_nand_part), |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 197 | .partitions = osiris_default_nand_part, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 198 | }, |
| 199 | [0] = { |
| 200 | .name = "chip0", |
| 201 | .nr_chips = 1, |
| 202 | .nr_map = chip0_map, |
| 203 | .nr_partitions = ARRAY_SIZE(osiris_default_nand_part), |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 204 | .partitions = osiris_default_nand_part, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 205 | }, |
| 206 | [2] = { |
| 207 | .name = "chip1", |
| 208 | .nr_chips = 1, |
| 209 | .nr_map = chip1_map, |
Ben Dooks | d923738 | 2009-12-23 19:25:01 +0000 | [diff] [blame] | 210 | .options = NAND_SCAN_SILENT_NODEV, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 211 | .nr_partitions = ARRAY_SIZE(osiris_default_nand_part), |
Ben Dooks | 705630d | 2006-07-26 20:16:39 +0100 | [diff] [blame] | 212 | .partitions = osiris_default_nand_part, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 213 | }, |
| 214 | }; |
| 215 | |
| 216 | static void osiris_nand_select(struct s3c2410_nand_set *set, int slot) |
| 217 | { |
| 218 | unsigned int tmp; |
| 219 | |
| 220 | slot = set->nr_map[slot] & 3; |
| 221 | |
| 222 | pr_debug("osiris_nand: selecting slot %d (set %p,%p)\n", |
| 223 | slot, set, set->nr_map); |
| 224 | |
Ben Dooks | c362aec | 2007-06-06 09:51:51 +0100 | [diff] [blame] | 225 | tmp = __raw_readb(OSIRIS_VA_CTRL0); |
| 226 | tmp &= ~OSIRIS_CTRL0_NANDSEL; |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 227 | tmp |= slot; |
| 228 | |
Ben Dooks | c362aec | 2007-06-06 09:51:51 +0100 | [diff] [blame] | 229 | pr_debug("osiris_nand: ctrl0 now %02x\n", tmp); |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 230 | |
Ben Dooks | c362aec | 2007-06-06 09:51:51 +0100 | [diff] [blame] | 231 | __raw_writeb(tmp, OSIRIS_VA_CTRL0); |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 232 | } |
| 233 | |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 234 | static struct s3c2410_platform_nand __initdata osiris_nand_info = { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 235 | .tacls = 25, |
| 236 | .twrph0 = 60, |
| 237 | .twrph1 = 60, |
| 238 | .nr_sets = ARRAY_SIZE(osiris_nand_sets), |
| 239 | .sets = osiris_nand_sets, |
| 240 | .select_chip = osiris_nand_select, |
| 241 | }; |
| 242 | |
| 243 | /* PCMCIA control and configuration */ |
| 244 | |
| 245 | static struct resource osiris_pcmcia_resource[] = { |
Tushar Behera | 5ff2714 | 2012-05-13 06:47:07 +0900 | [diff] [blame] | 246 | [0] = DEFINE_RES_MEM(0x0f000000, SZ_1M), |
| 247 | [1] = DEFINE_RES_MEM(0x0c000000, SZ_1M), |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 248 | }; |
| 249 | |
| 250 | static struct platform_device osiris_pcmcia = { |
| 251 | .name = "osiris-pcmcia", |
| 252 | .id = -1, |
| 253 | .num_resources = ARRAY_SIZE(osiris_pcmcia_resource), |
| 254 | .resource = osiris_pcmcia_resource, |
| 255 | }; |
| 256 | |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 257 | /* Osiris power management device */ |
| 258 | |
| 259 | #ifdef CONFIG_PM |
| 260 | static unsigned char pm_osiris_ctrl0; |
| 261 | |
Rafael J. Wysocki | bb072c3 | 2011-04-22 22:03:21 +0200 | [diff] [blame] | 262 | static int osiris_pm_suspend(void) |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 263 | { |
Ben Dooks | 28047ec | 2007-10-04 23:16:42 +0100 | [diff] [blame] | 264 | unsigned int tmp; |
| 265 | |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 266 | pm_osiris_ctrl0 = __raw_readb(OSIRIS_VA_CTRL0); |
Ben Dooks | 28047ec | 2007-10-04 23:16:42 +0100 | [diff] [blame] | 267 | tmp = pm_osiris_ctrl0 & ~OSIRIS_CTRL0_NANDSEL; |
| 268 | |
| 269 | /* ensure correct NAND slot is selected on resume */ |
| 270 | if ((pm_osiris_ctrl0 & OSIRIS_CTRL0_BOOT_INT) == 0) |
| 271 | tmp |= 2; |
| 272 | |
| 273 | __raw_writeb(tmp, OSIRIS_VA_CTRL0); |
| 274 | |
Ben Dooks | 4afcdda | 2007-10-04 23:18:08 +0100 | [diff] [blame] | 275 | /* ensure that an nRESET is not generated on resume. */ |
Sylwester Nawrocki | 42aa322 | 2012-08-28 09:06:49 -0700 | [diff] [blame] | 276 | gpio_request_one(S3C2410_GPA(21), GPIOF_OUT_INIT_HIGH, NULL); |
| 277 | gpio_free(S3C2410_GPA(21)); |
Ben Dooks | 4afcdda | 2007-10-04 23:18:08 +0100 | [diff] [blame] | 278 | |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 279 | return 0; |
| 280 | } |
| 281 | |
Rafael J. Wysocki | bb072c3 | 2011-04-22 22:03:21 +0200 | [diff] [blame] | 282 | static void osiris_pm_resume(void) |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 283 | { |
| 284 | if (pm_osiris_ctrl0 & OSIRIS_CTRL0_FIX8) |
| 285 | __raw_writeb(OSIRIS_CTRL1_FIX8, OSIRIS_VA_CTRL1); |
| 286 | |
Ben Dooks | 28047ec | 2007-10-04 23:16:42 +0100 | [diff] [blame] | 287 | __raw_writeb(pm_osiris_ctrl0, OSIRIS_VA_CTRL0); |
| 288 | |
Ben Dooks | 40b956f | 2010-05-04 14:38:49 +0900 | [diff] [blame] | 289 | s3c_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT); |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 290 | } |
| 291 | |
| 292 | #else |
| 293 | #define osiris_pm_suspend NULL |
| 294 | #define osiris_pm_resume NULL |
| 295 | #endif |
| 296 | |
Rafael J. Wysocki | bb072c3 | 2011-04-22 22:03:21 +0200 | [diff] [blame] | 297 | static struct syscore_ops osiris_pm_syscore_ops = { |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 298 | .suspend = osiris_pm_suspend, |
| 299 | .resume = osiris_pm_resume, |
| 300 | }; |
| 301 | |
Ben Dooks | 4fa084a | 2009-11-13 22:34:21 +0000 | [diff] [blame] | 302 | /* Link for DVS driver to TPS65011 */ |
| 303 | |
| 304 | static void osiris_tps_release(struct device *dev) |
| 305 | { |
| 306 | /* static device, do not need to release anything */ |
| 307 | } |
| 308 | |
| 309 | static struct platform_device osiris_tps_device = { |
| 310 | .name = "osiris-dvs", |
| 311 | .id = -1, |
| 312 | .dev.release = osiris_tps_release, |
| 313 | }; |
| 314 | |
| 315 | static int osiris_tps_setup(struct i2c_client *client, void *context) |
| 316 | { |
| 317 | osiris_tps_device.dev.parent = &client->dev; |
| 318 | return platform_device_register(&osiris_tps_device); |
| 319 | } |
| 320 | |
| 321 | static int osiris_tps_remove(struct i2c_client *client, void *context) |
| 322 | { |
| 323 | platform_device_unregister(&osiris_tps_device); |
| 324 | return 0; |
| 325 | } |
| 326 | |
| 327 | static struct tps65010_board osiris_tps_board = { |
| 328 | .base = -1, /* GPIO can go anywhere at the moment */ |
| 329 | .setup = osiris_tps_setup, |
| 330 | .teardown = osiris_tps_remove, |
| 331 | }; |
| 332 | |
Ben Dooks | f337422 | 2008-07-03 11:24:40 +0100 | [diff] [blame] | 333 | /* I2C devices fitted. */ |
| 334 | |
| 335 | static struct i2c_board_info osiris_i2c_devs[] __initdata = { |
| 336 | { |
| 337 | I2C_BOARD_INFO("tps65011", 0x48), |
| 338 | .irq = IRQ_EINT20, |
Ben Dooks | 4fa084a | 2009-11-13 22:34:21 +0000 | [diff] [blame] | 339 | .platform_data = &osiris_tps_board, |
Ben Dooks | f337422 | 2008-07-03 11:24:40 +0100 | [diff] [blame] | 340 | }, |
| 341 | }; |
| 342 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 343 | /* Standard Osiris devices */ |
| 344 | |
| 345 | static struct platform_device *osiris_devices[] __initdata = { |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 346 | &s3c_device_i2c0, |
Ben Dooks | 55ba86b | 2007-06-06 09:53:00 +0100 | [diff] [blame] | 347 | &s3c_device_wdt, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 348 | &s3c_device_nand, |
| 349 | &osiris_pcmcia, |
| 350 | }; |
| 351 | |
Ben Dooks | 2bc7509 | 2008-07-15 17:17:48 +0100 | [diff] [blame] | 352 | static struct clk *osiris_clocks[] __initdata = { |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 353 | &s3c24xx_dclk0, |
| 354 | &s3c24xx_dclk1, |
| 355 | &s3c24xx_clkout0, |
| 356 | &s3c24xx_clkout1, |
| 357 | &s3c24xx_uclk, |
| 358 | }; |
| 359 | |
Ben Dooks | baf6b28 | 2009-07-30 23:23:32 +0100 | [diff] [blame] | 360 | static struct s3c_cpufreq_board __initdata osiris_cpufreq = { |
| 361 | .refresh = 7800, /* refresh period is 7.8usec */ |
| 362 | .auto_io = 1, |
| 363 | .need_io = 1, |
| 364 | }; |
| 365 | |
Ben Dooks | da956fd | 2006-03-20 21:02:39 +0000 | [diff] [blame] | 366 | static void __init osiris_map_io(void) |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 367 | { |
Ben Dooks | da956fd | 2006-03-20 21:02:39 +0000 | [diff] [blame] | 368 | unsigned long flags; |
| 369 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 370 | /* initialise the clocks */ |
| 371 | |
Ben Dooks | d96a980 | 2008-04-16 00:12:39 +0100 | [diff] [blame] | 372 | s3c24xx_dclk0.parent = &clk_upll; |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 373 | s3c24xx_dclk0.rate = 12*1000*1000; |
| 374 | |
Ben Dooks | d96a980 | 2008-04-16 00:12:39 +0100 | [diff] [blame] | 375 | s3c24xx_dclk1.parent = &clk_upll; |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 376 | s3c24xx_dclk1.rate = 24*1000*1000; |
| 377 | |
| 378 | s3c24xx_clkout0.parent = &s3c24xx_dclk0; |
| 379 | s3c24xx_clkout1.parent = &s3c24xx_dclk1; |
| 380 | |
| 381 | s3c24xx_uclk.parent = &s3c24xx_clkout1; |
| 382 | |
Ben Dooks | ce89c20 | 2007-04-20 11:15:27 +0100 | [diff] [blame] | 383 | s3c24xx_register_clocks(osiris_clocks, ARRAY_SIZE(osiris_clocks)); |
| 384 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 385 | s3c24xx_init_io(osiris_iodesc, ARRAY_SIZE(osiris_iodesc)); |
| 386 | s3c24xx_init_clocks(0); |
| 387 | s3c24xx_init_uarts(osiris_uartcfgs, ARRAY_SIZE(osiris_uartcfgs)); |
Romain Naour | 7f78b6e | 2013-01-09 18:47:04 -0800 | [diff] [blame] | 388 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 389 | |
Ben Dooks | 3c3e69c | 2007-07-12 10:57:37 +0100 | [diff] [blame] | 390 | /* check for the newer revision boards with large page nand */ |
| 391 | |
| 392 | if ((__raw_readb(OSIRIS_VA_IDREG) & OSIRIS_ID_REVMASK) >= 4) { |
| 393 | printk(KERN_INFO "OSIRIS-B detected (revision %d)\n", |
| 394 | __raw_readb(OSIRIS_VA_IDREG) & OSIRIS_ID_REVMASK); |
| 395 | osiris_nand_sets[0].partitions = osiris_default_nand_part_large; |
| 396 | osiris_nand_sets[0].nr_partitions = ARRAY_SIZE(osiris_default_nand_part_large); |
| 397 | } else { |
| 398 | /* write-protect line to the NAND */ |
Sylwester Nawrocki | 42aa322 | 2012-08-28 09:06:49 -0700 | [diff] [blame] | 399 | gpio_request_one(S3C2410_GPA(0), GPIOF_OUT_INIT_HIGH, NULL); |
| 400 | gpio_free(S3C2410_GPA(0)); |
Ben Dooks | 3c3e69c | 2007-07-12 10:57:37 +0100 | [diff] [blame] | 401 | } |
| 402 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 403 | /* fix bus configuration (nBE settings wrong on ABLE pre v2.20) */ |
Ben Dooks | da956fd | 2006-03-20 21:02:39 +0000 | [diff] [blame] | 404 | |
| 405 | local_irq_save(flags); |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 406 | __raw_writel(__raw_readl(S3C2410_BWSCON) | S3C2410_BWSCON_ST1 | S3C2410_BWSCON_ST2 | S3C2410_BWSCON_ST3 | S3C2410_BWSCON_ST4 | S3C2410_BWSCON_ST5, S3C2410_BWSCON); |
Ben Dooks | da956fd | 2006-03-20 21:02:39 +0000 | [diff] [blame] | 407 | local_irq_restore(flags); |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 408 | } |
| 409 | |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 410 | static void __init osiris_init(void) |
| 411 | { |
Rafael J. Wysocki | bb072c3 | 2011-04-22 22:03:21 +0200 | [diff] [blame] | 412 | register_syscore_ops(&osiris_pm_syscore_ops); |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 413 | |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 414 | s3c_i2c0_set_platdata(NULL); |
Ben Dooks | 2a3a180 | 2009-09-28 13:59:49 +0300 | [diff] [blame] | 415 | s3c_nand_set_platdata(&osiris_nand_info); |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 416 | |
Ben Dooks | baf6b28 | 2009-07-30 23:23:32 +0100 | [diff] [blame] | 417 | s3c_cpufreq_setboard(&osiris_cpufreq); |
| 418 | |
Ben Dooks | f337422 | 2008-07-03 11:24:40 +0100 | [diff] [blame] | 419 | i2c_register_board_info(0, osiris_i2c_devs, |
| 420 | ARRAY_SIZE(osiris_i2c_devs)); |
| 421 | |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 422 | platform_add_devices(osiris_devices, ARRAY_SIZE(osiris_devices)); |
| 423 | }; |
| 424 | |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 425 | MACHINE_START(OSIRIS, "Simtec-OSIRIS") |
| 426 | /* Maintainer: Ben Dooks <ben@simtec.co.uk> */ |
Nicolas Pitre | 69d5071 | 2011-07-05 22:38:17 -0400 | [diff] [blame] | 427 | .atag_offset = 0x100, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 428 | .map_io = osiris_map_io, |
Heiko Stuebner | ce6c164 | 2013-02-12 09:59:20 -0800 | [diff] [blame] | 429 | .init_irq = s3c2440_init_irq, |
Ben Dooks | 5698bd2 | 2007-06-06 10:36:09 +0100 | [diff] [blame] | 430 | .init_machine = osiris_init, |
Romain Naour | 7f78b6e | 2013-01-09 18:47:04 -0800 | [diff] [blame] | 431 | .init_time = samsung_timer_init, |
Heiko Stuebner | c1ba544 | 2012-03-01 13:23:32 +0900 | [diff] [blame] | 432 | .restart = s3c244x_restart, |
Ben Dooks | 110d322 | 2006-03-20 17:10:02 +0000 | [diff] [blame] | 433 | MACHINE_END |