Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-pxa/mainstone.c |
| 3 | * |
| 4 | * Support for the Intel HCDDBBVA0 Development Platform. |
| 5 | * (go figure how they came up with such name...) |
| 6 | * |
| 7 | * Author: Nicolas Pitre |
| 8 | * Created: Nov 05, 2002 |
| 9 | * Copyright: MontaVista Software Inc. |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License version 2 as |
| 13 | * published by the Free Software Foundation. |
| 14 | */ |
| 15 | |
| 16 | #include <linux/init.h> |
Russell King | d052d1b | 2005-10-29 19:07:23 +0100 | [diff] [blame] | 17 | #include <linux/platform_device.h> |
Nicolas Pitre | 22f11c4 | 2005-06-16 21:23:56 +0100 | [diff] [blame] | 18 | #include <linux/sysdev.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #include <linux/interrupt.h> |
| 20 | #include <linux/sched.h> |
| 21 | #include <linux/bitops.h> |
| 22 | #include <linux/fb.h> |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 23 | #include <linux/ioport.h> |
| 24 | #include <linux/mtd/mtd.h> |
| 25 | #include <linux/mtd/partitions.h> |
eric miao | 450d287 | 2008-03-11 10:06:38 +0800 | [diff] [blame] | 26 | #include <linux/input.h> |
| 27 | #include <linux/gpio_keys.h> |
Russell King | 402e490 | 2008-04-13 21:47:01 +0100 | [diff] [blame] | 28 | #include <linux/pwm_backlight.h> |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 29 | #include <linux/smc91x.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | |
| 31 | #include <asm/types.h> |
| 32 | #include <asm/setup.h> |
| 33 | #include <asm/memory.h> |
| 34 | #include <asm/mach-types.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 35 | #include <mach/hardware.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | #include <asm/irq.h> |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 37 | #include <asm/sizes.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | |
| 39 | #include <asm/mach/arch.h> |
| 40 | #include <asm/mach/map.h> |
| 41 | #include <asm/mach/irq.h> |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 42 | #include <asm/mach/flash.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 44 | #include <mach/pxa-regs.h> |
| 45 | #include <mach/pxa2xx-regs.h> |
| 46 | #include <mach/mfp-pxa27x.h> |
| 47 | #include <mach/mainstone.h> |
| 48 | #include <mach/audio.h> |
| 49 | #include <mach/pxafb.h> |
| 50 | #include <mach/i2c.h> |
| 51 | #include <mach/mmc.h> |
| 52 | #include <mach/irda.h> |
| 53 | #include <mach/ohci.h> |
| 54 | #include <mach/pxa27x_keypad.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | |
| 56 | #include "generic.h" |
Russell King | 46c41e6 | 2007-05-15 15:39:36 +0100 | [diff] [blame] | 57 | #include "devices.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 58 | |
eric miao | fef06d2 | 2008-02-04 17:15:50 +0800 | [diff] [blame] | 59 | static unsigned long mainstone_pin_config[] = { |
| 60 | /* Chip Select */ |
| 61 | GPIO15_nCS_1, |
| 62 | |
| 63 | /* LCD - 16bpp Active TFT */ |
| 64 | GPIO58_LCD_LDD_0, |
| 65 | GPIO59_LCD_LDD_1, |
| 66 | GPIO60_LCD_LDD_2, |
| 67 | GPIO61_LCD_LDD_3, |
| 68 | GPIO62_LCD_LDD_4, |
| 69 | GPIO63_LCD_LDD_5, |
| 70 | GPIO64_LCD_LDD_6, |
| 71 | GPIO65_LCD_LDD_7, |
| 72 | GPIO66_LCD_LDD_8, |
| 73 | GPIO67_LCD_LDD_9, |
| 74 | GPIO68_LCD_LDD_10, |
| 75 | GPIO69_LCD_LDD_11, |
| 76 | GPIO70_LCD_LDD_12, |
| 77 | GPIO71_LCD_LDD_13, |
| 78 | GPIO72_LCD_LDD_14, |
| 79 | GPIO73_LCD_LDD_15, |
| 80 | GPIO74_LCD_FCLK, |
| 81 | GPIO75_LCD_LCLK, |
| 82 | GPIO76_LCD_PCLK, |
| 83 | GPIO77_LCD_BIAS, |
| 84 | GPIO16_PWM0_OUT, /* Backlight */ |
| 85 | |
| 86 | /* MMC */ |
| 87 | GPIO32_MMC_CLK, |
| 88 | GPIO112_MMC_CMD, |
| 89 | GPIO92_MMC_DAT_0, |
| 90 | GPIO109_MMC_DAT_1, |
| 91 | GPIO110_MMC_DAT_2, |
| 92 | GPIO111_MMC_DAT_3, |
| 93 | |
| 94 | /* USB Host Port 1 */ |
| 95 | GPIO88_USBH1_PWR, |
| 96 | GPIO89_USBH1_PEN, |
| 97 | |
| 98 | /* PC Card */ |
| 99 | GPIO48_nPOE, |
| 100 | GPIO49_nPWE, |
| 101 | GPIO50_nPIOR, |
| 102 | GPIO51_nPIOW, |
| 103 | GPIO85_nPCE_1, |
| 104 | GPIO54_nPCE_2, |
| 105 | GPIO79_PSKTSEL, |
| 106 | GPIO55_nPREG, |
| 107 | GPIO56_nPWAIT, |
| 108 | GPIO57_nIOIS16, |
| 109 | |
| 110 | /* AC97 */ |
| 111 | GPIO45_AC97_SYSCLK, |
| 112 | |
| 113 | /* Keypad */ |
Eric Miao | b18773d | 2008-06-02 17:41:42 +0800 | [diff] [blame] | 114 | GPIO93_KP_DKIN_0, |
| 115 | GPIO94_KP_DKIN_1, |
| 116 | GPIO95_KP_DKIN_2, |
eric miao | fef06d2 | 2008-02-04 17:15:50 +0800 | [diff] [blame] | 117 | GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, |
| 118 | GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, |
| 119 | GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, |
| 120 | GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, |
| 121 | GPIO98_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, |
| 122 | GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, |
| 123 | GPIO103_KP_MKOUT_0, |
| 124 | GPIO104_KP_MKOUT_1, |
| 125 | GPIO105_KP_MKOUT_2, |
| 126 | GPIO106_KP_MKOUT_3, |
| 127 | GPIO107_KP_MKOUT_4, |
| 128 | GPIO108_KP_MKOUT_5, |
| 129 | GPIO96_KP_MKOUT_6, |
| 130 | |
Eric Miao | 6f584cf | 2008-11-28 16:00:24 +0800 | [diff] [blame] | 131 | /* I2C */ |
| 132 | GPIO117_I2C_SCL, |
| 133 | GPIO118_I2C_SDA, |
| 134 | |
eric miao | fef06d2 | 2008-02-04 17:15:50 +0800 | [diff] [blame] | 135 | /* GPIO */ |
| 136 | GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, |
| 137 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 138 | |
| 139 | static unsigned long mainstone_irq_enabled; |
| 140 | |
| 141 | static void mainstone_mask_irq(unsigned int irq) |
| 142 | { |
| 143 | int mainstone_irq = (irq - MAINSTONE_IRQ(0)); |
| 144 | MST_INTMSKENA = (mainstone_irq_enabled &= ~(1 << mainstone_irq)); |
| 145 | } |
| 146 | |
| 147 | static void mainstone_unmask_irq(unsigned int irq) |
| 148 | { |
| 149 | int mainstone_irq = (irq - MAINSTONE_IRQ(0)); |
| 150 | /* the irq can be acknowledged only if deasserted, so it's done here */ |
| 151 | MST_INTSETCLR &= ~(1 << mainstone_irq); |
| 152 | MST_INTMSKENA = (mainstone_irq_enabled |= (1 << mainstone_irq)); |
| 153 | } |
| 154 | |
David Brownell | 38c677c | 2006-08-01 22:26:25 +0100 | [diff] [blame] | 155 | static struct irq_chip mainstone_irq_chip = { |
| 156 | .name = "FPGA", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | .ack = mainstone_mask_irq, |
| 158 | .mask = mainstone_mask_irq, |
| 159 | .unmask = mainstone_unmask_irq, |
| 160 | }; |
| 161 | |
Russell King | 10dd5ce | 2006-11-23 11:41:32 +0000 | [diff] [blame] | 162 | static void mainstone_irq_handler(unsigned int irq, struct irq_desc *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 163 | { |
| 164 | unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled; |
| 165 | do { |
| 166 | GEDR(0) = GPIO_bit(0); /* clear useless edge notification */ |
| 167 | if (likely(pending)) { |
| 168 | irq = MAINSTONE_IRQ(0) + __ffs(pending); |
Dmitry Baryshkov | d8aa025 | 2008-10-09 13:36:24 +0100 | [diff] [blame] | 169 | generic_handle_irq(irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 170 | } |
| 171 | pending = MST_INTSETCLR & mainstone_irq_enabled; |
| 172 | } while (pending); |
| 173 | } |
| 174 | |
| 175 | static void __init mainstone_init_irq(void) |
| 176 | { |
| 177 | int irq; |
| 178 | |
Eric Miao | cd49104 | 2007-06-22 04:14:09 +0100 | [diff] [blame] | 179 | pxa27x_init_irq(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 180 | |
| 181 | /* setup extra Mainstone irqs */ |
| 182 | for(irq = MAINSTONE_IRQ(0); irq <= MAINSTONE_IRQ(15); irq++) { |
| 183 | set_irq_chip(irq, &mainstone_irq_chip); |
Russell King | 10dd5ce | 2006-11-23 11:41:32 +0000 | [diff] [blame] | 184 | set_irq_handler(irq, handle_level_irq); |
Thomas Gleixner | ec64152 | 2006-05-17 20:14:29 +0100 | [diff] [blame] | 185 | if (irq == MAINSTONE_IRQ(10) || irq == MAINSTONE_IRQ(14)) |
| 186 | set_irq_flags(irq, IRQF_VALID | IRQF_PROBE | IRQF_NOAUTOEN); |
| 187 | else |
| 188 | set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | } |
| 190 | set_irq_flags(MAINSTONE_IRQ(8), 0); |
| 191 | set_irq_flags(MAINSTONE_IRQ(12), 0); |
| 192 | |
| 193 | MST_INTMSKENA = 0; |
| 194 | MST_INTSETCLR = 0; |
| 195 | |
| 196 | set_irq_chained_handler(IRQ_GPIO(0), mainstone_irq_handler); |
Dmitry Baryshkov | 6cab486 | 2008-07-27 04:23:31 +0100 | [diff] [blame] | 197 | set_irq_type(IRQ_GPIO(0), IRQ_TYPE_EDGE_FALLING); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | } |
| 199 | |
Nicolas Pitre | 22f11c4 | 2005-06-16 21:23:56 +0100 | [diff] [blame] | 200 | #ifdef CONFIG_PM |
| 201 | |
| 202 | static int mainstone_irq_resume(struct sys_device *dev) |
| 203 | { |
| 204 | MST_INTMSKENA = mainstone_irq_enabled; |
| 205 | return 0; |
| 206 | } |
| 207 | |
| 208 | static struct sysdev_class mainstone_irq_sysclass = { |
Kay Sievers | af5ca3f | 2007-12-20 02:09:39 +0100 | [diff] [blame] | 209 | .name = "cpld_irq", |
Nicolas Pitre | 22f11c4 | 2005-06-16 21:23:56 +0100 | [diff] [blame] | 210 | .resume = mainstone_irq_resume, |
| 211 | }; |
| 212 | |
| 213 | static struct sys_device mainstone_irq_device = { |
| 214 | .cls = &mainstone_irq_sysclass, |
| 215 | }; |
| 216 | |
| 217 | static int __init mainstone_irq_device_init(void) |
| 218 | { |
Russell King | 16f159b | 2007-12-10 13:33:06 +0000 | [diff] [blame] | 219 | int ret = -ENODEV; |
| 220 | |
| 221 | if (machine_is_mainstone()) { |
| 222 | ret = sysdev_class_register(&mainstone_irq_sysclass); |
| 223 | if (ret == 0) |
| 224 | ret = sysdev_register(&mainstone_irq_device); |
| 225 | } |
Nicolas Pitre | 22f11c4 | 2005-06-16 21:23:56 +0100 | [diff] [blame] | 226 | return ret; |
| 227 | } |
| 228 | |
| 229 | device_initcall(mainstone_irq_device_init); |
| 230 | |
| 231 | #endif |
| 232 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | |
| 234 | static struct resource smc91x_resources[] = { |
| 235 | [0] = { |
| 236 | .start = (MST_ETH_PHYS + 0x300), |
| 237 | .end = (MST_ETH_PHYS + 0xfffff), |
| 238 | .flags = IORESOURCE_MEM, |
| 239 | }, |
| 240 | [1] = { |
| 241 | .start = MAINSTONE_IRQ(3), |
| 242 | .end = MAINSTONE_IRQ(3), |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 243 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | } |
| 245 | }; |
| 246 | |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 247 | static struct smc91x_platdata mainstone_smc91x_info = { |
| 248 | .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | |
| 249 | SMC91X_NOWAIT | SMC91X_USE_DMA, |
| 250 | }; |
| 251 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | static struct platform_device smc91x_device = { |
| 253 | .name = "smc91x", |
| 254 | .id = 0, |
| 255 | .num_resources = ARRAY_SIZE(smc91x_resources), |
| 256 | .resource = smc91x_resources, |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 257 | .dev = { |
| 258 | .platform_data = &mainstone_smc91x_info, |
| 259 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | }; |
| 261 | |
Takashi Iwai | f7cbb7f | 2006-01-13 18:48:06 +0100 | [diff] [blame] | 262 | static int mst_audio_startup(struct snd_pcm_substream *substream, void *priv) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | { |
| 264 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| 265 | MST_MSCWR2 &= ~MST_MSCWR2_AC97_SPKROFF; |
| 266 | return 0; |
| 267 | } |
| 268 | |
Takashi Iwai | f7cbb7f | 2006-01-13 18:48:06 +0100 | [diff] [blame] | 269 | static void mst_audio_shutdown(struct snd_pcm_substream *substream, void *priv) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | { |
| 271 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| 272 | MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF; |
| 273 | } |
| 274 | |
| 275 | static long mst_audio_suspend_mask; |
| 276 | |
| 277 | static void mst_audio_suspend(void *priv) |
| 278 | { |
| 279 | mst_audio_suspend_mask = MST_MSCWR2; |
| 280 | MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF; |
| 281 | } |
| 282 | |
| 283 | static void mst_audio_resume(void *priv) |
| 284 | { |
| 285 | MST_MSCWR2 &= mst_audio_suspend_mask | ~MST_MSCWR2_AC97_SPKROFF; |
| 286 | } |
| 287 | |
| 288 | static pxa2xx_audio_ops_t mst_audio_ops = { |
| 289 | .startup = mst_audio_startup, |
| 290 | .shutdown = mst_audio_shutdown, |
| 291 | .suspend = mst_audio_suspend, |
| 292 | .resume = mst_audio_resume, |
| 293 | }; |
| 294 | |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 295 | static struct resource flash_resources[] = { |
| 296 | [0] = { |
| 297 | .start = PXA_CS0_PHYS, |
| 298 | .end = PXA_CS0_PHYS + SZ_64M - 1, |
| 299 | .flags = IORESOURCE_MEM, |
| 300 | }, |
| 301 | [1] = { |
| 302 | .start = PXA_CS1_PHYS, |
| 303 | .end = PXA_CS1_PHYS + SZ_64M - 1, |
| 304 | .flags = IORESOURCE_MEM, |
| 305 | }, |
| 306 | }; |
| 307 | |
| 308 | static struct mtd_partition mainstoneflash0_partitions[] = { |
| 309 | { |
| 310 | .name = "Bootloader", |
| 311 | .size = 0x00040000, |
| 312 | .offset = 0, |
| 313 | .mask_flags = MTD_WRITEABLE /* force read-only */ |
| 314 | },{ |
| 315 | .name = "Kernel", |
| 316 | .size = 0x00400000, |
| 317 | .offset = 0x00040000, |
| 318 | },{ |
| 319 | .name = "Filesystem", |
| 320 | .size = MTDPART_SIZ_FULL, |
| 321 | .offset = 0x00440000 |
| 322 | } |
| 323 | }; |
| 324 | |
| 325 | static struct flash_platform_data mst_flash_data[2] = { |
| 326 | { |
| 327 | .map_name = "cfi_probe", |
| 328 | .parts = mainstoneflash0_partitions, |
| 329 | .nr_parts = ARRAY_SIZE(mainstoneflash0_partitions), |
| 330 | }, { |
| 331 | .map_name = "cfi_probe", |
| 332 | .parts = NULL, |
| 333 | .nr_parts = 0, |
| 334 | } |
| 335 | }; |
| 336 | |
| 337 | static struct platform_device mst_flash_device[2] = { |
| 338 | { |
| 339 | .name = "pxa2xx-flash", |
| 340 | .id = 0, |
| 341 | .dev = { |
| 342 | .platform_data = &mst_flash_data[0], |
| 343 | }, |
| 344 | .resource = &flash_resources[0], |
| 345 | .num_resources = 1, |
| 346 | }, |
| 347 | { |
| 348 | .name = "pxa2xx-flash", |
| 349 | .id = 1, |
| 350 | .dev = { |
| 351 | .platform_data = &mst_flash_data[1], |
| 352 | }, |
| 353 | .resource = &flash_resources[1], |
| 354 | .num_resources = 1, |
| 355 | }, |
| 356 | }; |
| 357 | |
Russell King | 402e490 | 2008-04-13 21:47:01 +0100 | [diff] [blame] | 358 | #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
| 359 | static struct platform_pwm_backlight_data mainstone_backlight_data = { |
| 360 | .pwm_id = 0, |
| 361 | .max_brightness = 1023, |
| 362 | .dft_brightness = 1023, |
| 363 | .pwm_period_ns = 78770, |
| 364 | }; |
Russell King | 3777f77 | 2007-11-08 11:22:48 +0000 | [diff] [blame] | 365 | |
Russell King | 402e490 | 2008-04-13 21:47:01 +0100 | [diff] [blame] | 366 | static struct platform_device mainstone_backlight_device = { |
| 367 | .name = "pwm-backlight", |
| 368 | .dev = { |
| 369 | .parent = &pxa27x_device_pwm0.dev, |
| 370 | .platform_data = &mainstone_backlight_data, |
| 371 | }, |
Russell King | 3777f77 | 2007-11-08 11:22:48 +0000 | [diff] [blame] | 372 | }; |
| 373 | |
| 374 | static void __init mainstone_backlight_register(void) |
| 375 | { |
Russell King | 402e490 | 2008-04-13 21:47:01 +0100 | [diff] [blame] | 376 | int ret = platform_device_register(&mainstone_backlight_device); |
| 377 | if (ret) |
| 378 | printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret); |
Russell King | 3777f77 | 2007-11-08 11:22:48 +0000 | [diff] [blame] | 379 | } |
| 380 | #else |
| 381 | #define mainstone_backlight_register() do { } while (0) |
| 382 | #endif |
| 383 | |
Richard Purdie | d14b272 | 2006-09-20 22:54:21 +0100 | [diff] [blame] | 384 | static struct pxafb_mode_info toshiba_ltm04c380k_mode = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 385 | .pixclock = 50000, |
| 386 | .xres = 640, |
| 387 | .yres = 480, |
| 388 | .bpp = 16, |
| 389 | .hsync_len = 1, |
| 390 | .left_margin = 0x9f, |
| 391 | .right_margin = 1, |
| 392 | .vsync_len = 44, |
| 393 | .upper_margin = 0, |
| 394 | .lower_margin = 0, |
| 395 | .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 396 | }; |
| 397 | |
Richard Purdie | d14b272 | 2006-09-20 22:54:21 +0100 | [diff] [blame] | 398 | static struct pxafb_mode_info toshiba_ltm035a776c_mode = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 399 | .pixclock = 110000, |
| 400 | .xres = 240, |
| 401 | .yres = 320, |
| 402 | .bpp = 16, |
| 403 | .hsync_len = 4, |
| 404 | .left_margin = 8, |
| 405 | .right_margin = 20, |
| 406 | .vsync_len = 3, |
| 407 | .upper_margin = 1, |
| 408 | .lower_margin = 10, |
| 409 | .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, |
Richard Purdie | d14b272 | 2006-09-20 22:54:21 +0100 | [diff] [blame] | 410 | }; |
| 411 | |
| 412 | static struct pxafb_mach_info mainstone_pxafb_info = { |
| 413 | .num_modes = 1, |
eric miao | 0454bd0 | 2008-04-30 00:52:23 -0700 | [diff] [blame] | 414 | .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | }; |
| 416 | |
David Howells | 40220c1 | 2006-10-09 12:19:47 +0100 | [diff] [blame] | 417 | static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_int, void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 418 | { |
| 419 | int err; |
| 420 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | /* make sure SD/Memory Stick multiplexer's signals |
| 422 | * are routed to MMC controller |
| 423 | */ |
| 424 | MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL; |
| 425 | |
Thomas Gleixner | 52e405e | 2006-07-03 02:20:05 +0200 | [diff] [blame] | 426 | err = request_irq(MAINSTONE_MMC_IRQ, mstone_detect_int, IRQF_DISABLED, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 427 | "MMC card detect", data); |
Russell King | 2687bd3 | 2008-01-23 14:05:58 +0000 | [diff] [blame] | 428 | if (err) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | printk(KERN_ERR "mainstone_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | |
Russell King | 2687bd3 | 2008-01-23 14:05:58 +0000 | [diff] [blame] | 431 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 432 | } |
| 433 | |
| 434 | static void mainstone_mci_setpower(struct device *dev, unsigned int vdd) |
| 435 | { |
| 436 | struct pxamci_platform_data* p_d = dev->platform_data; |
| 437 | |
| 438 | if (( 1 << vdd) & p_d->ocr_mask) { |
Harvey Harrison | 8e86f42 | 2008-03-04 15:08:02 -0800 | [diff] [blame] | 439 | printk(KERN_DEBUG "%s: on\n", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 440 | MST_MSCWR1 |= MST_MSCWR1_MMC_ON; |
| 441 | MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL; |
| 442 | } else { |
Harvey Harrison | 8e86f42 | 2008-03-04 15:08:02 -0800 | [diff] [blame] | 443 | printk(KERN_DEBUG "%s: off\n", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON; |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | static void mainstone_mci_exit(struct device *dev, void *data) |
| 449 | { |
| 450 | free_irq(MAINSTONE_MMC_IRQ, data); |
| 451 | } |
| 452 | |
| 453 | static struct pxamci_platform_data mainstone_mci_platform_data = { |
| 454 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
| 455 | .init = mainstone_mci_init, |
| 456 | .setpower = mainstone_mci_setpower, |
| 457 | .exit = mainstone_mci_exit, |
| 458 | }; |
| 459 | |
Nicolas Pitre | 6f475c0 | 2005-10-28 16:39:33 +0100 | [diff] [blame] | 460 | static void mainstone_irda_transceiver_mode(struct device *dev, int mode) |
| 461 | { |
| 462 | unsigned long flags; |
| 463 | |
| 464 | local_irq_save(flags); |
| 465 | if (mode & IR_SIRMODE) { |
| 466 | MST_MSCWR1 &= ~MST_MSCWR1_IRDA_FIR; |
| 467 | } else if (mode & IR_FIRMODE) { |
| 468 | MST_MSCWR1 |= MST_MSCWR1_IRDA_FIR; |
| 469 | } |
Dmitry Baryshkov | 0fc3ff3 | 2008-07-02 13:54:46 +0100 | [diff] [blame] | 470 | pxa2xx_transceiver_mode(dev, mode); |
Nicolas Pitre | 6f475c0 | 2005-10-28 16:39:33 +0100 | [diff] [blame] | 471 | if (mode & IR_OFF) { |
| 472 | MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_OFF; |
| 473 | } else { |
| 474 | MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_FULL; |
| 475 | } |
| 476 | local_irq_restore(flags); |
| 477 | } |
| 478 | |
| 479 | static struct pxaficp_platform_data mainstone_ficp_platform_data = { |
| 480 | .transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF, |
| 481 | .transceiver_mode = mainstone_irda_transceiver_mode, |
| 482 | }; |
| 483 | |
eric miao | 450d287 | 2008-03-11 10:06:38 +0800 | [diff] [blame] | 484 | static struct gpio_keys_button gpio_keys_button[] = { |
| 485 | [0] = { |
| 486 | .desc = "wakeup", |
| 487 | .code = KEY_SUSPEND, |
| 488 | .type = EV_KEY, |
| 489 | .gpio = 1, |
| 490 | .wakeup = 1, |
| 491 | }, |
| 492 | }; |
| 493 | |
| 494 | static struct gpio_keys_platform_data mainstone_gpio_keys = { |
| 495 | .buttons = gpio_keys_button, |
| 496 | .nbuttons = 1, |
| 497 | }; |
| 498 | |
| 499 | static struct platform_device mst_gpio_keys_device = { |
| 500 | .name = "gpio-keys", |
| 501 | .id = -1, |
| 502 | .dev = { |
| 503 | .platform_data = &mainstone_gpio_keys, |
| 504 | }, |
| 505 | }; |
| 506 | |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 507 | static struct platform_device *platform_devices[] __initdata = { |
| 508 | &smc91x_device, |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 509 | &mst_flash_device[0], |
| 510 | &mst_flash_device[1], |
eric miao | 450d287 | 2008-03-11 10:06:38 +0800 | [diff] [blame] | 511 | &mst_gpio_keys_device, |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 512 | }; |
| 513 | |
Richard Purdie | 81f280e | 2005-11-12 14:22:11 +0000 | [diff] [blame] | 514 | static struct pxaohci_platform_data mainstone_ohci_platform_data = { |
| 515 | .port_mode = PMM_PERPORT_MODE, |
Eric Miao | 097b533 | 2008-09-27 15:49:57 +0800 | [diff] [blame] | 516 | .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW, |
Richard Purdie | 81f280e | 2005-11-12 14:22:11 +0000 | [diff] [blame] | 517 | }; |
| 518 | |
Eric Miao | 36caeb4 | 2008-06-02 13:32:42 +0800 | [diff] [blame] | 519 | #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) |
eric miao | 55c26e4 | 2008-01-23 14:25:27 +0800 | [diff] [blame] | 520 | static unsigned int mainstone_matrix_keys[] = { |
| 521 | KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C), |
| 522 | KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F), |
| 523 | KEY(0, 1, KEY_G), KEY(1, 1, KEY_H), KEY(2, 1, KEY_I), |
| 524 | KEY(3, 1, KEY_J), KEY(4, 1, KEY_K), KEY(5, 1, KEY_L), |
| 525 | KEY(0, 2, KEY_M), KEY(1, 2, KEY_N), KEY(2, 2, KEY_O), |
| 526 | KEY(3, 2, KEY_P), KEY(4, 2, KEY_Q), KEY(5, 2, KEY_R), |
| 527 | KEY(0, 3, KEY_S), KEY(1, 3, KEY_T), KEY(2, 3, KEY_U), |
| 528 | KEY(3, 3, KEY_V), KEY(4, 3, KEY_W), KEY(5, 3, KEY_X), |
| 529 | KEY(2, 4, KEY_Y), KEY(3, 4, KEY_Z), |
| 530 | |
| 531 | KEY(0, 4, KEY_DOT), /* . */ |
| 532 | KEY(1, 4, KEY_CLOSE), /* @ */ |
| 533 | KEY(4, 4, KEY_SLASH), |
| 534 | KEY(5, 4, KEY_BACKSLASH), |
| 535 | KEY(0, 5, KEY_HOME), |
| 536 | KEY(1, 5, KEY_LEFTSHIFT), |
| 537 | KEY(2, 5, KEY_SPACE), |
| 538 | KEY(3, 5, KEY_SPACE), |
| 539 | KEY(4, 5, KEY_ENTER), |
| 540 | KEY(5, 5, KEY_BACKSPACE), |
| 541 | |
| 542 | KEY(0, 6, KEY_UP), |
| 543 | KEY(1, 6, KEY_DOWN), |
| 544 | KEY(2, 6, KEY_LEFT), |
| 545 | KEY(3, 6, KEY_RIGHT), |
| 546 | KEY(4, 6, KEY_SELECT), |
| 547 | }; |
| 548 | |
| 549 | struct pxa27x_keypad_platform_data mainstone_keypad_info = { |
| 550 | .matrix_key_rows = 6, |
| 551 | .matrix_key_cols = 7, |
| 552 | .matrix_key_map = mainstone_matrix_keys, |
| 553 | .matrix_key_map_size = ARRAY_SIZE(mainstone_matrix_keys), |
| 554 | |
| 555 | .enable_rotary0 = 1, |
| 556 | .rotary0_up_key = KEY_UP, |
| 557 | .rotary0_down_key = KEY_DOWN, |
| 558 | |
| 559 | .debounce_interval = 30, |
| 560 | }; |
| 561 | |
| 562 | static void __init mainstone_init_keypad(void) |
| 563 | { |
| 564 | pxa_set_keypad_info(&mainstone_keypad_info); |
| 565 | } |
| 566 | #else |
| 567 | static inline void mainstone_init_keypad(void) {} |
| 568 | #endif |
| 569 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 570 | static void __init mainstone_init(void) |
| 571 | { |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 572 | int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */ |
| 573 | |
eric miao | fef06d2 | 2008-02-04 17:15:50 +0800 | [diff] [blame] | 574 | pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config)); |
| 575 | |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 576 | mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4; |
| 577 | mst_flash_data[1].width = 4; |
| 578 | |
| 579 | /* Compensate for SW7 which swaps the flash banks */ |
| 580 | mst_flash_data[SW7].name = "processor-flash"; |
| 581 | mst_flash_data[SW7 ^ 1].name = "mainboard-flash"; |
| 582 | |
| 583 | printk(KERN_NOTICE "Mainstone configured to boot from %s\n", |
| 584 | mst_flash_data[0].name); |
| 585 | |
Jared Hulbert | 5b2e98c | 2006-01-05 21:12:26 +0000 | [diff] [blame] | 586 | /* system bus arbiter setting |
| 587 | * - Core_Park |
| 588 | * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4 |
| 589 | */ |
| 590 | ARB_CNTRL = ARB_CORE_PARK | 0x234; |
| 591 | |
Todd Poynor | 74ec71e | 2005-11-04 17:15:45 +0000 | [diff] [blame] | 592 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 593 | |
| 594 | /* reading Mainstone's "Virtual Configuration Register" |
| 595 | might be handy to select LCD type here */ |
| 596 | if (0) |
Richard Purdie | d14b272 | 2006-09-20 22:54:21 +0100 | [diff] [blame] | 597 | mainstone_pxafb_info.modes = &toshiba_ltm04c380k_mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 598 | else |
Richard Purdie | d14b272 | 2006-09-20 22:54:21 +0100 | [diff] [blame] | 599 | mainstone_pxafb_info.modes = &toshiba_ltm035a776c_mode; |
| 600 | |
| 601 | set_pxa_fb_info(&mainstone_pxafb_info); |
Russell King | 3777f77 | 2007-11-08 11:22:48 +0000 | [diff] [blame] | 602 | mainstone_backlight_register(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 603 | |
| 604 | pxa_set_mci_info(&mainstone_mci_platform_data); |
Nicolas Pitre | 6f475c0 | 2005-10-28 16:39:33 +0100 | [diff] [blame] | 605 | pxa_set_ficp_info(&mainstone_ficp_platform_data); |
Richard Purdie | 81f280e | 2005-11-12 14:22:11 +0000 | [diff] [blame] | 606 | pxa_set_ohci_info(&mainstone_ohci_platform_data); |
Mark Brown | 835e7f1 | 2008-04-07 17:16:34 +0100 | [diff] [blame] | 607 | pxa_set_i2c_info(NULL); |
Mark Brown | 9f19d63 | 2008-06-10 12:30:05 +0100 | [diff] [blame] | 608 | pxa_set_ac97_info(&mst_audio_ops); |
eric miao | 55c26e4 | 2008-01-23 14:25:27 +0800 | [diff] [blame] | 609 | |
| 610 | mainstone_init_keypad(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 611 | } |
| 612 | |
| 613 | |
| 614 | static struct map_desc mainstone_io_desc[] __initdata = { |
Deepak Saxena | 6f9182e | 2005-10-28 15:19:01 +0100 | [diff] [blame] | 615 | { /* CPLD */ |
| 616 | .virtual = MST_FPGA_VIRT, |
| 617 | .pfn = __phys_to_pfn(MST_FPGA_PHYS), |
| 618 | .length = 0x00100000, |
| 619 | .type = MT_DEVICE |
| 620 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 621 | }; |
| 622 | |
| 623 | static void __init mainstone_map_io(void) |
| 624 | { |
| 625 | pxa_map_io(); |
| 626 | iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc)); |
| 627 | |
Todd Poynor | 8775420 | 2005-06-03 20:52:27 +0100 | [diff] [blame] | 628 | /* for use I SRAM as framebuffer. */ |
| 629 | PSLR |= 0xF04; |
| 630 | PCFR = 0x66; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 631 | } |
| 632 | |
| 633 | MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 634 | /* Maintainer: MontaVista Software Inc. */ |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 635 | .phys_io = 0x40000000, |
Steve Yang | a7d14f8 | 2006-06-05 19:47:17 +0100 | [diff] [blame] | 636 | .boot_params = 0xa0000100, /* BLOB boot parameter setting */ |
Russell King | 68070bd | 2005-07-04 10:44:34 +0100 | [diff] [blame] | 637 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 638 | .map_io = mainstone_map_io, |
| 639 | .init_irq = mainstone_init_irq, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 640 | .timer = &pxa_timer, |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 641 | .init_machine = mainstone_init, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 642 | MACHINE_END |