Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-at91/at91sam9263_devices.c |
| 3 | * |
| 4 | * Copyright (C) 2007 Atmel Corporation. |
| 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 as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | */ |
| 12 | #include <asm/mach/arch.h> |
| 13 | #include <asm/mach/map.h> |
| 14 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 15 | #include <linux/dma-mapping.h> |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 16 | #include <linux/platform_device.h> |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 17 | #include <linux/i2c-gpio.h> |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 18 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 19 | #include <linux/fb.h> |
Jan Altenberg | b8b7860 | 2007-08-03 12:14:34 +0100 | [diff] [blame] | 20 | #include <video/atmel_lcdc.h> |
| 21 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 22 | #include <mach/board.h> |
| 23 | #include <mach/gpio.h> |
| 24 | #include <mach/at91sam9263.h> |
| 25 | #include <mach/at91sam9263_matrix.h> |
| 26 | #include <mach/at91sam9_smc.h> |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 27 | |
| 28 | #include "generic.h" |
| 29 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 30 | |
| 31 | /* -------------------------------------------------------------------- |
| 32 | * USB Host |
| 33 | * -------------------------------------------------------------------- */ |
| 34 | |
| 35 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 36 | static u64 ohci_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 37 | static struct at91_usbh_data usbh_data; |
| 38 | |
| 39 | static struct resource usbh_resources[] = { |
| 40 | [0] = { |
| 41 | .start = AT91SAM9263_UHP_BASE, |
| 42 | .end = AT91SAM9263_UHP_BASE + SZ_1M - 1, |
| 43 | .flags = IORESOURCE_MEM, |
| 44 | }, |
| 45 | [1] = { |
| 46 | .start = AT91SAM9263_ID_UHP, |
| 47 | .end = AT91SAM9263_ID_UHP, |
| 48 | .flags = IORESOURCE_IRQ, |
| 49 | }, |
| 50 | }; |
| 51 | |
| 52 | static struct platform_device at91_usbh_device = { |
| 53 | .name = "at91_ohci", |
| 54 | .id = -1, |
| 55 | .dev = { |
| 56 | .dma_mask = &ohci_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 57 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 58 | .platform_data = &usbh_data, |
| 59 | }, |
| 60 | .resource = usbh_resources, |
| 61 | .num_resources = ARRAY_SIZE(usbh_resources), |
| 62 | }; |
| 63 | |
| 64 | void __init at91_add_device_usbh(struct at91_usbh_data *data) |
| 65 | { |
| 66 | int i; |
| 67 | |
| 68 | if (!data) |
| 69 | return; |
| 70 | |
| 71 | /* Enable VBus control for UHP ports */ |
| 72 | for (i = 0; i < data->ports; i++) { |
| 73 | if (data->vbus_pin[i]) |
| 74 | at91_set_gpio_output(data->vbus_pin[i], 0); |
| 75 | } |
| 76 | |
| 77 | usbh_data = *data; |
| 78 | platform_device_register(&at91_usbh_device); |
| 79 | } |
| 80 | #else |
| 81 | void __init at91_add_device_usbh(struct at91_usbh_data *data) {} |
| 82 | #endif |
| 83 | |
| 84 | |
| 85 | /* -------------------------------------------------------------------- |
| 86 | * USB Device (Gadget) |
| 87 | * -------------------------------------------------------------------- */ |
| 88 | |
| 89 | #ifdef CONFIG_USB_GADGET_AT91 |
| 90 | static struct at91_udc_data udc_data; |
| 91 | |
| 92 | static struct resource udc_resources[] = { |
| 93 | [0] = { |
| 94 | .start = AT91SAM9263_BASE_UDP, |
| 95 | .end = AT91SAM9263_BASE_UDP + SZ_16K - 1, |
| 96 | .flags = IORESOURCE_MEM, |
| 97 | }, |
| 98 | [1] = { |
| 99 | .start = AT91SAM9263_ID_UDP, |
| 100 | .end = AT91SAM9263_ID_UDP, |
| 101 | .flags = IORESOURCE_IRQ, |
| 102 | }, |
| 103 | }; |
| 104 | |
| 105 | static struct platform_device at91_udc_device = { |
| 106 | .name = "at91_udc", |
| 107 | .id = -1, |
| 108 | .dev = { |
| 109 | .platform_data = &udc_data, |
| 110 | }, |
| 111 | .resource = udc_resources, |
| 112 | .num_resources = ARRAY_SIZE(udc_resources), |
| 113 | }; |
| 114 | |
| 115 | void __init at91_add_device_udc(struct at91_udc_data *data) |
| 116 | { |
| 117 | if (!data) |
| 118 | return; |
| 119 | |
| 120 | if (data->vbus_pin) { |
| 121 | at91_set_gpio_input(data->vbus_pin, 0); |
| 122 | at91_set_deglitch(data->vbus_pin, 1); |
| 123 | } |
| 124 | |
| 125 | /* Pullup pin is handled internally by USB device peripheral */ |
| 126 | |
| 127 | udc_data = *data; |
| 128 | platform_device_register(&at91_udc_device); |
| 129 | } |
| 130 | #else |
| 131 | void __init at91_add_device_udc(struct at91_udc_data *data) {} |
| 132 | #endif |
| 133 | |
| 134 | |
| 135 | /* -------------------------------------------------------------------- |
| 136 | * Ethernet |
| 137 | * -------------------------------------------------------------------- */ |
| 138 | |
| 139 | #if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 140 | static u64 eth_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 141 | static struct at91_eth_data eth_data; |
| 142 | |
| 143 | static struct resource eth_resources[] = { |
| 144 | [0] = { |
| 145 | .start = AT91SAM9263_BASE_EMAC, |
| 146 | .end = AT91SAM9263_BASE_EMAC + SZ_16K - 1, |
| 147 | .flags = IORESOURCE_MEM, |
| 148 | }, |
| 149 | [1] = { |
| 150 | .start = AT91SAM9263_ID_EMAC, |
| 151 | .end = AT91SAM9263_ID_EMAC, |
| 152 | .flags = IORESOURCE_IRQ, |
| 153 | }, |
| 154 | }; |
| 155 | |
| 156 | static struct platform_device at91sam9263_eth_device = { |
| 157 | .name = "macb", |
| 158 | .id = -1, |
| 159 | .dev = { |
| 160 | .dma_mask = ð_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 161 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 162 | .platform_data = ð_data, |
| 163 | }, |
| 164 | .resource = eth_resources, |
| 165 | .num_resources = ARRAY_SIZE(eth_resources), |
| 166 | }; |
| 167 | |
| 168 | void __init at91_add_device_eth(struct at91_eth_data *data) |
| 169 | { |
| 170 | if (!data) |
| 171 | return; |
| 172 | |
| 173 | if (data->phy_irq_pin) { |
| 174 | at91_set_gpio_input(data->phy_irq_pin, 0); |
| 175 | at91_set_deglitch(data->phy_irq_pin, 1); |
| 176 | } |
| 177 | |
| 178 | /* Pins used for MII and RMII */ |
| 179 | at91_set_A_periph(AT91_PIN_PE21, 0); /* ETXCK_EREFCK */ |
| 180 | at91_set_B_periph(AT91_PIN_PC25, 0); /* ERXDV */ |
| 181 | at91_set_A_periph(AT91_PIN_PE25, 0); /* ERX0 */ |
| 182 | at91_set_A_periph(AT91_PIN_PE26, 0); /* ERX1 */ |
| 183 | at91_set_A_periph(AT91_PIN_PE27, 0); /* ERXER */ |
| 184 | at91_set_A_periph(AT91_PIN_PE28, 0); /* ETXEN */ |
| 185 | at91_set_A_periph(AT91_PIN_PE23, 0); /* ETX0 */ |
| 186 | at91_set_A_periph(AT91_PIN_PE24, 0); /* ETX1 */ |
| 187 | at91_set_A_periph(AT91_PIN_PE30, 0); /* EMDIO */ |
| 188 | at91_set_A_periph(AT91_PIN_PE29, 0); /* EMDC */ |
| 189 | |
| 190 | if (!data->is_rmii) { |
| 191 | at91_set_A_periph(AT91_PIN_PE22, 0); /* ECRS */ |
| 192 | at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */ |
| 193 | at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */ |
| 194 | at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */ |
| 195 | at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */ |
| 196 | at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */ |
| 197 | at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */ |
| 198 | at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */ |
| 199 | } |
| 200 | |
| 201 | eth_data = *data; |
| 202 | platform_device_register(&at91sam9263_eth_device); |
| 203 | } |
| 204 | #else |
| 205 | void __init at91_add_device_eth(struct at91_eth_data *data) {} |
| 206 | #endif |
| 207 | |
| 208 | |
| 209 | /* -------------------------------------------------------------------- |
| 210 | * MMC / SD |
| 211 | * -------------------------------------------------------------------- */ |
| 212 | |
| 213 | #if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 214 | static u64 mmc_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 215 | static struct at91_mmc_data mmc0_data, mmc1_data; |
| 216 | |
| 217 | static struct resource mmc0_resources[] = { |
| 218 | [0] = { |
| 219 | .start = AT91SAM9263_BASE_MCI0, |
| 220 | .end = AT91SAM9263_BASE_MCI0 + SZ_16K - 1, |
| 221 | .flags = IORESOURCE_MEM, |
| 222 | }, |
| 223 | [1] = { |
| 224 | .start = AT91SAM9263_ID_MCI0, |
| 225 | .end = AT91SAM9263_ID_MCI0, |
| 226 | .flags = IORESOURCE_IRQ, |
| 227 | }, |
| 228 | }; |
| 229 | |
| 230 | static struct platform_device at91sam9263_mmc0_device = { |
| 231 | .name = "at91_mci", |
| 232 | .id = 0, |
| 233 | .dev = { |
| 234 | .dma_mask = &mmc_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 235 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 236 | .platform_data = &mmc0_data, |
| 237 | }, |
| 238 | .resource = mmc0_resources, |
| 239 | .num_resources = ARRAY_SIZE(mmc0_resources), |
| 240 | }; |
| 241 | |
| 242 | static struct resource mmc1_resources[] = { |
| 243 | [0] = { |
| 244 | .start = AT91SAM9263_BASE_MCI1, |
| 245 | .end = AT91SAM9263_BASE_MCI1 + SZ_16K - 1, |
| 246 | .flags = IORESOURCE_MEM, |
| 247 | }, |
| 248 | [1] = { |
| 249 | .start = AT91SAM9263_ID_MCI1, |
| 250 | .end = AT91SAM9263_ID_MCI1, |
| 251 | .flags = IORESOURCE_IRQ, |
| 252 | }, |
| 253 | }; |
| 254 | |
| 255 | static struct platform_device at91sam9263_mmc1_device = { |
| 256 | .name = "at91_mci", |
| 257 | .id = 1, |
| 258 | .dev = { |
| 259 | .dma_mask = &mmc_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 260 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 261 | .platform_data = &mmc1_data, |
| 262 | }, |
| 263 | .resource = mmc1_resources, |
| 264 | .num_resources = ARRAY_SIZE(mmc1_resources), |
| 265 | }; |
| 266 | |
| 267 | void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) |
| 268 | { |
| 269 | if (!data) |
| 270 | return; |
| 271 | |
| 272 | /* input/irq */ |
| 273 | if (data->det_pin) { |
| 274 | at91_set_gpio_input(data->det_pin, 1); |
| 275 | at91_set_deglitch(data->det_pin, 1); |
| 276 | } |
| 277 | if (data->wp_pin) |
| 278 | at91_set_gpio_input(data->wp_pin, 1); |
| 279 | if (data->vcc_pin) |
| 280 | at91_set_gpio_output(data->vcc_pin, 0); |
| 281 | |
| 282 | if (mmc_id == 0) { /* MCI0 */ |
| 283 | /* CLK */ |
| 284 | at91_set_A_periph(AT91_PIN_PA12, 0); |
| 285 | |
| 286 | if (data->slot_b) { |
| 287 | /* CMD */ |
| 288 | at91_set_A_periph(AT91_PIN_PA16, 1); |
| 289 | |
| 290 | /* DAT0, maybe DAT1..DAT3 */ |
| 291 | at91_set_A_periph(AT91_PIN_PA17, 1); |
| 292 | if (data->wire4) { |
| 293 | at91_set_A_periph(AT91_PIN_PA18, 1); |
| 294 | at91_set_A_periph(AT91_PIN_PA19, 1); |
| 295 | at91_set_A_periph(AT91_PIN_PA20, 1); |
| 296 | } |
| 297 | } else { |
| 298 | /* CMD */ |
| 299 | at91_set_A_periph(AT91_PIN_PA1, 1); |
| 300 | |
| 301 | /* DAT0, maybe DAT1..DAT3 */ |
| 302 | at91_set_A_periph(AT91_PIN_PA0, 1); |
| 303 | if (data->wire4) { |
| 304 | at91_set_A_periph(AT91_PIN_PA3, 1); |
| 305 | at91_set_A_periph(AT91_PIN_PA4, 1); |
| 306 | at91_set_A_periph(AT91_PIN_PA5, 1); |
| 307 | } |
| 308 | } |
| 309 | |
| 310 | mmc0_data = *data; |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 311 | platform_device_register(&at91sam9263_mmc0_device); |
| 312 | } else { /* MCI1 */ |
| 313 | /* CLK */ |
| 314 | at91_set_A_periph(AT91_PIN_PA6, 0); |
| 315 | |
| 316 | if (data->slot_b) { |
| 317 | /* CMD */ |
| 318 | at91_set_A_periph(AT91_PIN_PA21, 1); |
| 319 | |
| 320 | /* DAT0, maybe DAT1..DAT3 */ |
| 321 | at91_set_A_periph(AT91_PIN_PA22, 1); |
| 322 | if (data->wire4) { |
| 323 | at91_set_A_periph(AT91_PIN_PA23, 1); |
| 324 | at91_set_A_periph(AT91_PIN_PA24, 1); |
| 325 | at91_set_A_periph(AT91_PIN_PA25, 1); |
| 326 | } |
| 327 | } else { |
| 328 | /* CMD */ |
| 329 | at91_set_A_periph(AT91_PIN_PA7, 1); |
| 330 | |
| 331 | /* DAT0, maybe DAT1..DAT3 */ |
| 332 | at91_set_A_periph(AT91_PIN_PA8, 1); |
| 333 | if (data->wire4) { |
| 334 | at91_set_A_periph(AT91_PIN_PA9, 1); |
| 335 | at91_set_A_periph(AT91_PIN_PA10, 1); |
| 336 | at91_set_A_periph(AT91_PIN_PA11, 1); |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | mmc1_data = *data; |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 341 | platform_device_register(&at91sam9263_mmc1_device); |
| 342 | } |
| 343 | } |
| 344 | #else |
| 345 | void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {} |
| 346 | #endif |
| 347 | |
Stanislaw Gruszka | e565f20 | 2009-03-05 16:10:58 +0100 | [diff] [blame] | 348 | /* -------------------------------------------------------------------- |
| 349 | * Compact Flash (PCMCIA or IDE) |
| 350 | * -------------------------------------------------------------------- */ |
| 351 | |
| 352 | #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \ |
| 353 | defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE) |
| 354 | |
| 355 | static struct at91_cf_data cf0_data; |
| 356 | |
| 357 | static struct resource cf0_resources[] = { |
| 358 | [0] = { |
| 359 | .start = AT91_CHIPSELECT_4, |
| 360 | .end = AT91_CHIPSELECT_4 + SZ_256M - 1, |
| 361 | .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, |
| 362 | } |
| 363 | }; |
| 364 | |
| 365 | static struct platform_device cf0_device = { |
| 366 | .id = 0, |
| 367 | .dev = { |
| 368 | .platform_data = &cf0_data, |
| 369 | }, |
| 370 | .resource = cf0_resources, |
| 371 | .num_resources = ARRAY_SIZE(cf0_resources), |
| 372 | }; |
| 373 | |
| 374 | static struct at91_cf_data cf1_data; |
| 375 | |
| 376 | static struct resource cf1_resources[] = { |
| 377 | [0] = { |
| 378 | .start = AT91_CHIPSELECT_5, |
| 379 | .end = AT91_CHIPSELECT_5 + SZ_256M - 1, |
| 380 | .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, |
| 381 | } |
| 382 | }; |
| 383 | |
| 384 | static struct platform_device cf1_device = { |
| 385 | .id = 1, |
| 386 | .dev = { |
| 387 | .platform_data = &cf1_data, |
| 388 | }, |
| 389 | .resource = cf1_resources, |
| 390 | .num_resources = ARRAY_SIZE(cf1_resources), |
| 391 | }; |
| 392 | |
| 393 | void __init at91_add_device_cf(struct at91_cf_data *data) |
| 394 | { |
| 395 | unsigned long ebi0_csa; |
| 396 | struct platform_device *pdev; |
| 397 | |
| 398 | if (!data) |
| 399 | return; |
| 400 | |
| 401 | /* |
| 402 | * assign CS4 or CS5 to SMC with Compact Flash logic support, |
| 403 | * we assume SMC timings are configured by board code, |
| 404 | * except True IDE where timings are controlled by driver |
| 405 | */ |
| 406 | ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA); |
| 407 | switch (data->chipselect) { |
| 408 | case 4: |
| 409 | at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */ |
| 410 | ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1; |
| 411 | cf0_data = *data; |
| 412 | pdev = &cf0_device; |
| 413 | break; |
| 414 | case 5: |
| 415 | at91_set_A_periph(AT91_PIN_PD7, 0); /* EBI0_NCS5/CFCS1 */ |
| 416 | ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2; |
| 417 | cf1_data = *data; |
| 418 | pdev = &cf1_device; |
| 419 | break; |
| 420 | default: |
| 421 | printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n", |
| 422 | data->chipselect); |
| 423 | return; |
| 424 | } |
| 425 | at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa); |
| 426 | |
| 427 | if (data->det_pin) { |
| 428 | at91_set_gpio_input(data->det_pin, 1); |
| 429 | at91_set_deglitch(data->det_pin, 1); |
| 430 | } |
| 431 | |
| 432 | if (data->irq_pin) { |
| 433 | at91_set_gpio_input(data->irq_pin, 1); |
| 434 | at91_set_deglitch(data->irq_pin, 1); |
| 435 | } |
| 436 | |
| 437 | if (data->vcc_pin) |
| 438 | /* initially off */ |
| 439 | at91_set_gpio_output(data->vcc_pin, 0); |
| 440 | |
| 441 | /* enable EBI controlled pins */ |
| 442 | at91_set_A_periph(AT91_PIN_PD5, 1); /* NWAIT */ |
| 443 | at91_set_A_periph(AT91_PIN_PD8, 0); /* CFCE1 */ |
| 444 | at91_set_A_periph(AT91_PIN_PD9, 0); /* CFCE2 */ |
| 445 | at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */ |
| 446 | |
| 447 | pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf"; |
| 448 | platform_device_register(pdev); |
| 449 | } |
| 450 | #else |
| 451 | void __init at91_add_device_cf(struct at91_cf_data *data) {} |
| 452 | #endif |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 453 | |
| 454 | /* -------------------------------------------------------------------- |
| 455 | * NAND / SmartMedia |
| 456 | * -------------------------------------------------------------------- */ |
| 457 | |
Pieter du Preez | f6ed6f7 | 2008-08-01 10:06:40 +0100 | [diff] [blame] | 458 | #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE) |
HÃ¥vard Skinnemoen | 3c3796c | 2008-06-06 18:04:53 +0200 | [diff] [blame] | 459 | static struct atmel_nand_data nand_data; |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 460 | |
| 461 | #define NAND_BASE AT91_CHIPSELECT_3 |
| 462 | |
| 463 | static struct resource nand_resources[] = { |
Andrew Victor | d7a2415 | 2008-04-02 21:44:44 +0100 | [diff] [blame] | 464 | [0] = { |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 465 | .start = NAND_BASE, |
| 466 | .end = NAND_BASE + SZ_256M - 1, |
| 467 | .flags = IORESOURCE_MEM, |
Andrew Victor | d7a2415 | 2008-04-02 21:44:44 +0100 | [diff] [blame] | 468 | }, |
| 469 | [1] = { |
| 470 | .start = AT91_BASE_SYS + AT91_ECC0, |
| 471 | .end = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1, |
| 472 | .flags = IORESOURCE_MEM, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 473 | } |
| 474 | }; |
| 475 | |
| 476 | static struct platform_device at91sam9263_nand_device = { |
HÃ¥vard Skinnemoen | 3c3796c | 2008-06-06 18:04:53 +0200 | [diff] [blame] | 477 | .name = "atmel_nand", |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 478 | .id = -1, |
| 479 | .dev = { |
| 480 | .platform_data = &nand_data, |
| 481 | }, |
| 482 | .resource = nand_resources, |
| 483 | .num_resources = ARRAY_SIZE(nand_resources), |
| 484 | }; |
| 485 | |
HÃ¥vard Skinnemoen | 3c3796c | 2008-06-06 18:04:53 +0200 | [diff] [blame] | 486 | void __init at91_add_device_nand(struct atmel_nand_data *data) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 487 | { |
Andrew Victor | 461d3b4 | 2008-10-06 20:01:00 +0100 | [diff] [blame] | 488 | unsigned long csa; |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 489 | |
| 490 | if (!data) |
| 491 | return; |
| 492 | |
| 493 | csa = at91_sys_read(AT91_MATRIX_EBI0CSA); |
Andrew Victor | 2282355 | 2008-01-23 09:21:02 +0100 | [diff] [blame] | 494 | at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 495 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 496 | /* enable pin */ |
| 497 | if (data->enable_pin) |
| 498 | at91_set_gpio_output(data->enable_pin, 1); |
| 499 | |
| 500 | /* ready/busy pin */ |
| 501 | if (data->rdy_pin) |
| 502 | at91_set_gpio_input(data->rdy_pin, 1); |
| 503 | |
| 504 | /* card detect pin */ |
| 505 | if (data->det_pin) |
| 506 | at91_set_gpio_input(data->det_pin, 1); |
| 507 | |
| 508 | nand_data = *data; |
| 509 | platform_device_register(&at91sam9263_nand_device); |
| 510 | } |
| 511 | #else |
HÃ¥vard Skinnemoen | 3c3796c | 2008-06-06 18:04:53 +0200 | [diff] [blame] | 512 | void __init at91_add_device_nand(struct atmel_nand_data *data) {} |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 513 | #endif |
| 514 | |
| 515 | |
| 516 | /* -------------------------------------------------------------------- |
| 517 | * TWI (i2c) |
| 518 | * -------------------------------------------------------------------- */ |
| 519 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 520 | /* |
| 521 | * Prefer the GPIO code since the TWI controller isn't robust |
| 522 | * (gets overruns and underruns under load) and can only issue |
| 523 | * repeated STARTs in one scenario (the driver doesn't yet handle them). |
| 524 | */ |
| 525 | #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) |
| 526 | |
| 527 | static struct i2c_gpio_platform_data pdata = { |
| 528 | .sda_pin = AT91_PIN_PB4, |
| 529 | .sda_is_open_drain = 1, |
| 530 | .scl_pin = AT91_PIN_PB5, |
| 531 | .scl_is_open_drain = 1, |
| 532 | .udelay = 2, /* ~100 kHz */ |
| 533 | }; |
| 534 | |
| 535 | static struct platform_device at91sam9263_twi_device = { |
| 536 | .name = "i2c-gpio", |
| 537 | .id = -1, |
| 538 | .dev.platform_data = &pdata, |
| 539 | }; |
| 540 | |
| 541 | void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) |
| 542 | { |
| 543 | at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */ |
| 544 | at91_set_multi_drive(AT91_PIN_PB4, 1); |
| 545 | |
| 546 | at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */ |
| 547 | at91_set_multi_drive(AT91_PIN_PB5, 1); |
| 548 | |
| 549 | i2c_register_board_info(0, devices, nr_devices); |
| 550 | platform_device_register(&at91sam9263_twi_device); |
| 551 | } |
| 552 | |
| 553 | #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 554 | |
| 555 | static struct resource twi_resources[] = { |
| 556 | [0] = { |
| 557 | .start = AT91SAM9263_BASE_TWI, |
| 558 | .end = AT91SAM9263_BASE_TWI + SZ_16K - 1, |
| 559 | .flags = IORESOURCE_MEM, |
| 560 | }, |
| 561 | [1] = { |
| 562 | .start = AT91SAM9263_ID_TWI, |
| 563 | .end = AT91SAM9263_ID_TWI, |
| 564 | .flags = IORESOURCE_IRQ, |
| 565 | }, |
| 566 | }; |
| 567 | |
| 568 | static struct platform_device at91sam9263_twi_device = { |
| 569 | .name = "at91_i2c", |
| 570 | .id = -1, |
| 571 | .resource = twi_resources, |
| 572 | .num_resources = ARRAY_SIZE(twi_resources), |
| 573 | }; |
| 574 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 575 | void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 576 | { |
| 577 | /* pins used for TWI interface */ |
| 578 | at91_set_A_periph(AT91_PIN_PB4, 0); /* TWD */ |
| 579 | at91_set_multi_drive(AT91_PIN_PB4, 1); |
| 580 | |
| 581 | at91_set_A_periph(AT91_PIN_PB5, 0); /* TWCK */ |
| 582 | at91_set_multi_drive(AT91_PIN_PB5, 1); |
| 583 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 584 | i2c_register_board_info(0, devices, nr_devices); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 585 | platform_device_register(&at91sam9263_twi_device); |
| 586 | } |
| 587 | #else |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 588 | void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 589 | #endif |
| 590 | |
| 591 | |
| 592 | /* -------------------------------------------------------------------- |
| 593 | * SPI |
| 594 | * -------------------------------------------------------------------- */ |
| 595 | |
| 596 | #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 597 | static u64 spi_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 598 | |
| 599 | static struct resource spi0_resources[] = { |
| 600 | [0] = { |
| 601 | .start = AT91SAM9263_BASE_SPI0, |
| 602 | .end = AT91SAM9263_BASE_SPI0 + SZ_16K - 1, |
| 603 | .flags = IORESOURCE_MEM, |
| 604 | }, |
| 605 | [1] = { |
| 606 | .start = AT91SAM9263_ID_SPI0, |
| 607 | .end = AT91SAM9263_ID_SPI0, |
| 608 | .flags = IORESOURCE_IRQ, |
| 609 | }, |
| 610 | }; |
| 611 | |
| 612 | static struct platform_device at91sam9263_spi0_device = { |
| 613 | .name = "atmel_spi", |
| 614 | .id = 0, |
| 615 | .dev = { |
| 616 | .dma_mask = &spi_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 617 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 618 | }, |
| 619 | .resource = spi0_resources, |
| 620 | .num_resources = ARRAY_SIZE(spi0_resources), |
| 621 | }; |
| 622 | |
| 623 | static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 }; |
| 624 | |
| 625 | static struct resource spi1_resources[] = { |
| 626 | [0] = { |
| 627 | .start = AT91SAM9263_BASE_SPI1, |
| 628 | .end = AT91SAM9263_BASE_SPI1 + SZ_16K - 1, |
| 629 | .flags = IORESOURCE_MEM, |
| 630 | }, |
| 631 | [1] = { |
| 632 | .start = AT91SAM9263_ID_SPI1, |
| 633 | .end = AT91SAM9263_ID_SPI1, |
| 634 | .flags = IORESOURCE_IRQ, |
| 635 | }, |
| 636 | }; |
| 637 | |
| 638 | static struct platform_device at91sam9263_spi1_device = { |
| 639 | .name = "atmel_spi", |
| 640 | .id = 1, |
| 641 | .dev = { |
| 642 | .dma_mask = &spi_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 643 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 644 | }, |
| 645 | .resource = spi1_resources, |
| 646 | .num_resources = ARRAY_SIZE(spi1_resources), |
| 647 | }; |
| 648 | |
| 649 | static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 }; |
| 650 | |
| 651 | void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) |
| 652 | { |
| 653 | int i; |
| 654 | unsigned long cs_pin; |
| 655 | short enable_spi0 = 0; |
| 656 | short enable_spi1 = 0; |
| 657 | |
| 658 | /* Choose SPI chip-selects */ |
| 659 | for (i = 0; i < nr_devices; i++) { |
| 660 | if (devices[i].controller_data) |
| 661 | cs_pin = (unsigned long) devices[i].controller_data; |
| 662 | else if (devices[i].bus_num == 0) |
| 663 | cs_pin = spi0_standard_cs[devices[i].chip_select]; |
| 664 | else |
| 665 | cs_pin = spi1_standard_cs[devices[i].chip_select]; |
| 666 | |
| 667 | if (devices[i].bus_num == 0) |
| 668 | enable_spi0 = 1; |
| 669 | else |
| 670 | enable_spi1 = 1; |
| 671 | |
| 672 | /* enable chip-select pin */ |
| 673 | at91_set_gpio_output(cs_pin, 1); |
| 674 | |
| 675 | /* pass chip-select pin to driver */ |
| 676 | devices[i].controller_data = (void *) cs_pin; |
| 677 | } |
| 678 | |
| 679 | spi_register_board_info(devices, nr_devices); |
| 680 | |
| 681 | /* Configure SPI bus(es) */ |
| 682 | if (enable_spi0) { |
| 683 | at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */ |
| 684 | at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */ |
Andrew Victor | 7f6e2d9 | 2007-02-22 07:34:56 +0100 | [diff] [blame] | 685 | at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 686 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 687 | platform_device_register(&at91sam9263_spi0_device); |
| 688 | } |
| 689 | if (enable_spi1) { |
| 690 | at91_set_A_periph(AT91_PIN_PB12, 0); /* SPI1_MISO */ |
| 691 | at91_set_A_periph(AT91_PIN_PB13, 0); /* SPI1_MOSI */ |
| 692 | at91_set_A_periph(AT91_PIN_PB14, 0); /* SPI1_SPCK */ |
| 693 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 694 | platform_device_register(&at91sam9263_spi1_device); |
| 695 | } |
| 696 | } |
| 697 | #else |
| 698 | void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {} |
| 699 | #endif |
| 700 | |
| 701 | |
| 702 | /* -------------------------------------------------------------------- |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 703 | * AC97 |
| 704 | * -------------------------------------------------------------------- */ |
| 705 | |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 706 | #if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 707 | static u64 ac97_dmamask = DMA_BIT_MASK(32); |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 708 | static struct ac97c_platform_data ac97_data; |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 709 | |
| 710 | static struct resource ac97_resources[] = { |
| 711 | [0] = { |
| 712 | .start = AT91SAM9263_BASE_AC97C, |
| 713 | .end = AT91SAM9263_BASE_AC97C + SZ_16K - 1, |
| 714 | .flags = IORESOURCE_MEM, |
| 715 | }, |
| 716 | [1] = { |
| 717 | .start = AT91SAM9263_ID_AC97C, |
| 718 | .end = AT91SAM9263_ID_AC97C, |
| 719 | .flags = IORESOURCE_IRQ, |
| 720 | }, |
| 721 | }; |
| 722 | |
| 723 | static struct platform_device at91sam9263_ac97_device = { |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 724 | .name = "atmel_ac97c", |
| 725 | .id = 0, |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 726 | .dev = { |
| 727 | .dma_mask = &ac97_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 728 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 729 | .platform_data = &ac97_data, |
| 730 | }, |
| 731 | .resource = ac97_resources, |
| 732 | .num_resources = ARRAY_SIZE(ac97_resources), |
| 733 | }; |
| 734 | |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 735 | void __init at91_add_device_ac97(struct ac97c_platform_data *data) |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 736 | { |
| 737 | if (!data) |
| 738 | return; |
| 739 | |
| 740 | at91_set_A_periph(AT91_PIN_PB0, 0); /* AC97FS */ |
| 741 | at91_set_A_periph(AT91_PIN_PB1, 0); /* AC97CK */ |
| 742 | at91_set_A_periph(AT91_PIN_PB2, 0); /* AC97TX */ |
| 743 | at91_set_A_periph(AT91_PIN_PB3, 0); /* AC97RX */ |
| 744 | |
| 745 | /* reset */ |
| 746 | if (data->reset_pin) |
| 747 | at91_set_gpio_output(data->reset_pin, 0); |
| 748 | |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 749 | ac97_data = *data; |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 750 | platform_device_register(&at91sam9263_ac97_device); |
| 751 | } |
| 752 | #else |
sedji gaouaou | d656f07 | 2009-08-06 15:20:22 +0100 | [diff] [blame] | 753 | void __init at91_add_device_ac97(struct ac97c_platform_data *data) {} |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 754 | #endif |
| 755 | |
Marc Kleine-Budde | 58a587d | 2009-09-16 23:37:32 +0000 | [diff] [blame] | 756 | /* -------------------------------------------------------------------- |
| 757 | * CAN Controller |
| 758 | * -------------------------------------------------------------------- */ |
| 759 | |
| 760 | #if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE) |
| 761 | static struct resource can_resources[] = { |
| 762 | [0] = { |
| 763 | .start = AT91SAM9263_BASE_CAN, |
| 764 | .end = AT91SAM9263_BASE_CAN + SZ_16K - 1, |
| 765 | .flags = IORESOURCE_MEM, |
| 766 | }, |
| 767 | [1] = { |
| 768 | .start = AT91SAM9263_ID_CAN, |
| 769 | .end = AT91SAM9263_ID_CAN, |
| 770 | .flags = IORESOURCE_IRQ, |
| 771 | }, |
| 772 | }; |
| 773 | |
| 774 | static struct platform_device at91sam9263_can_device = { |
| 775 | .name = "at91_can", |
| 776 | .id = -1, |
| 777 | .resource = can_resources, |
| 778 | .num_resources = ARRAY_SIZE(can_resources), |
| 779 | }; |
| 780 | |
| 781 | void __init at91_add_device_can(struct at91_can_data *data) |
| 782 | { |
| 783 | at91_set_A_periph(AT91_PIN_PA13, 0); /* CANTX */ |
| 784 | at91_set_A_periph(AT91_PIN_PA14, 0); /* CANRX */ |
| 785 | at91sam9263_can_device.dev.platform_data = data; |
| 786 | |
| 787 | platform_device_register(&at91sam9263_can_device); |
| 788 | } |
| 789 | #else |
| 790 | void __init at91_add_device_can(struct at91_can_data *data) {} |
| 791 | #endif |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 792 | |
| 793 | /* -------------------------------------------------------------------- |
| 794 | * LCD Controller |
| 795 | * -------------------------------------------------------------------- */ |
| 796 | |
| 797 | #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 798 | static u64 lcdc_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 799 | static struct atmel_lcdfb_info lcdc_data; |
| 800 | |
| 801 | static struct resource lcdc_resources[] = { |
| 802 | [0] = { |
| 803 | .start = AT91SAM9263_LCDC_BASE, |
| 804 | .end = AT91SAM9263_LCDC_BASE + SZ_4K - 1, |
| 805 | .flags = IORESOURCE_MEM, |
| 806 | }, |
| 807 | [1] = { |
| 808 | .start = AT91SAM9263_ID_LCDC, |
| 809 | .end = AT91SAM9263_ID_LCDC, |
| 810 | .flags = IORESOURCE_IRQ, |
| 811 | }, |
| 812 | }; |
| 813 | |
| 814 | static struct platform_device at91_lcdc_device = { |
| 815 | .name = "atmel_lcdfb", |
| 816 | .id = 0, |
| 817 | .dev = { |
| 818 | .dma_mask = &lcdc_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 819 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 820 | .platform_data = &lcdc_data, |
| 821 | }, |
| 822 | .resource = lcdc_resources, |
| 823 | .num_resources = ARRAY_SIZE(lcdc_resources), |
| 824 | }; |
| 825 | |
| 826 | void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) |
| 827 | { |
| 828 | if (!data) |
| 829 | return; |
| 830 | |
| 831 | at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */ |
| 832 | at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */ |
| 833 | at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */ |
| 834 | at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */ |
| 835 | at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */ |
| 836 | at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */ |
| 837 | at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */ |
| 838 | at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */ |
| 839 | at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */ |
| 840 | at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */ |
| 841 | at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */ |
| 842 | at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */ |
| 843 | at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */ |
| 844 | at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */ |
| 845 | at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */ |
| 846 | at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */ |
| 847 | at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */ |
| 848 | at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */ |
| 849 | at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */ |
| 850 | at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */ |
| 851 | at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */ |
| 852 | at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */ |
| 853 | |
| 854 | lcdc_data = *data; |
| 855 | platform_device_register(&at91_lcdc_device); |
| 856 | } |
| 857 | #else |
| 858 | void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {} |
| 859 | #endif |
| 860 | |
| 861 | |
| 862 | /* -------------------------------------------------------------------- |
Andrew Victor | e292080 | 2008-01-22 11:43:26 +0100 | [diff] [blame] | 863 | * Image Sensor Interface |
| 864 | * -------------------------------------------------------------------- */ |
| 865 | |
| 866 | #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE) |
| 867 | |
| 868 | struct resource isi_resources[] = { |
| 869 | [0] = { |
| 870 | .start = AT91SAM9263_BASE_ISI, |
| 871 | .end = AT91SAM9263_BASE_ISI + SZ_16K - 1, |
| 872 | .flags = IORESOURCE_MEM, |
| 873 | }, |
| 874 | [1] = { |
| 875 | .start = AT91SAM9263_ID_ISI, |
| 876 | .end = AT91SAM9263_ID_ISI, |
| 877 | .flags = IORESOURCE_IRQ, |
| 878 | }, |
| 879 | }; |
| 880 | |
| 881 | static struct platform_device at91sam9263_isi_device = { |
| 882 | .name = "at91_isi", |
| 883 | .id = -1, |
| 884 | .resource = isi_resources, |
| 885 | .num_resources = ARRAY_SIZE(isi_resources), |
| 886 | }; |
| 887 | |
| 888 | void __init at91_add_device_isi(void) |
| 889 | { |
| 890 | at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */ |
| 891 | at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */ |
| 892 | at91_set_A_periph(AT91_PIN_PE2, 0); /* ISI_D2 */ |
| 893 | at91_set_A_periph(AT91_PIN_PE3, 0); /* ISI_D3 */ |
| 894 | at91_set_A_periph(AT91_PIN_PE4, 0); /* ISI_D4 */ |
| 895 | at91_set_A_periph(AT91_PIN_PE5, 0); /* ISI_D5 */ |
| 896 | at91_set_A_periph(AT91_PIN_PE6, 0); /* ISI_D6 */ |
| 897 | at91_set_A_periph(AT91_PIN_PE7, 0); /* ISI_D7 */ |
| 898 | at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */ |
| 899 | at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */ |
| 900 | at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */ |
| 901 | at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */ |
| 902 | at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */ |
| 903 | at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */ |
| 904 | at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */ |
| 905 | at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */ |
| 906 | } |
| 907 | #else |
| 908 | void __init at91_add_device_isi(void) {} |
| 909 | #endif |
| 910 | |
| 911 | |
| 912 | /* -------------------------------------------------------------------- |
Andrew Victor | e5f40bf | 2008-04-02 21:58:00 +0100 | [diff] [blame] | 913 | * Timer/Counter block |
| 914 | * -------------------------------------------------------------------- */ |
| 915 | |
| 916 | #ifdef CONFIG_ATMEL_TCLIB |
| 917 | |
| 918 | static struct resource tcb_resources[] = { |
| 919 | [0] = { |
| 920 | .start = AT91SAM9263_BASE_TCB0, |
| 921 | .end = AT91SAM9263_BASE_TCB0 + SZ_16K - 1, |
| 922 | .flags = IORESOURCE_MEM, |
| 923 | }, |
| 924 | [1] = { |
| 925 | .start = AT91SAM9263_ID_TCB, |
| 926 | .end = AT91SAM9263_ID_TCB, |
| 927 | .flags = IORESOURCE_IRQ, |
| 928 | }, |
| 929 | }; |
| 930 | |
| 931 | static struct platform_device at91sam9263_tcb_device = { |
| 932 | .name = "atmel_tcb", |
| 933 | .id = 0, |
| 934 | .resource = tcb_resources, |
| 935 | .num_resources = ARRAY_SIZE(tcb_resources), |
| 936 | }; |
| 937 | |
| 938 | static void __init at91_add_device_tc(void) |
| 939 | { |
Andrew Victor | e5f40bf | 2008-04-02 21:58:00 +0100 | [diff] [blame] | 940 | platform_device_register(&at91sam9263_tcb_device); |
| 941 | } |
| 942 | #else |
| 943 | static void __init at91_add_device_tc(void) { } |
| 944 | #endif |
| 945 | |
| 946 | |
| 947 | /* -------------------------------------------------------------------- |
Andrew Victor | 884f5a6 | 2008-01-23 09:11:13 +0100 | [diff] [blame] | 948 | * RTT |
| 949 | * -------------------------------------------------------------------- */ |
| 950 | |
| 951 | static struct resource rtt0_resources[] = { |
| 952 | { |
| 953 | .start = AT91_BASE_SYS + AT91_RTT0, |
| 954 | .end = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1, |
| 955 | .flags = IORESOURCE_MEM, |
| 956 | } |
| 957 | }; |
| 958 | |
| 959 | static struct platform_device at91sam9263_rtt0_device = { |
| 960 | .name = "at91_rtt", |
| 961 | .id = 0, |
| 962 | .resource = rtt0_resources, |
| 963 | .num_resources = ARRAY_SIZE(rtt0_resources), |
| 964 | }; |
| 965 | |
| 966 | static struct resource rtt1_resources[] = { |
| 967 | { |
| 968 | .start = AT91_BASE_SYS + AT91_RTT1, |
| 969 | .end = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1, |
| 970 | .flags = IORESOURCE_MEM, |
| 971 | } |
| 972 | }; |
| 973 | |
| 974 | static struct platform_device at91sam9263_rtt1_device = { |
| 975 | .name = "at91_rtt", |
| 976 | .id = 1, |
| 977 | .resource = rtt1_resources, |
| 978 | .num_resources = ARRAY_SIZE(rtt1_resources), |
| 979 | }; |
| 980 | |
| 981 | static void __init at91_add_device_rtt(void) |
| 982 | { |
| 983 | platform_device_register(&at91sam9263_rtt0_device); |
| 984 | platform_device_register(&at91sam9263_rtt1_device); |
| 985 | } |
| 986 | |
| 987 | |
| 988 | /* -------------------------------------------------------------------- |
| 989 | * Watchdog |
| 990 | * -------------------------------------------------------------------- */ |
| 991 | |
Andrew Victor | 2af29b7 | 2009-02-11 21:23:10 +0100 | [diff] [blame] | 992 | #if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) |
Andrew Victor | 884f5a6 | 2008-01-23 09:11:13 +0100 | [diff] [blame] | 993 | static struct platform_device at91sam9263_wdt_device = { |
| 994 | .name = "at91_wdt", |
| 995 | .id = -1, |
| 996 | .num_resources = 0, |
| 997 | }; |
| 998 | |
| 999 | static void __init at91_add_device_watchdog(void) |
| 1000 | { |
| 1001 | platform_device_register(&at91sam9263_wdt_device); |
| 1002 | } |
| 1003 | #else |
| 1004 | static void __init at91_add_device_watchdog(void) {} |
| 1005 | #endif |
| 1006 | |
| 1007 | |
| 1008 | /* -------------------------------------------------------------------- |
Andrew Victor | bb1ad68 | 2008-09-18 19:42:37 +0100 | [diff] [blame] | 1009 | * PWM |
| 1010 | * --------------------------------------------------------------------*/ |
| 1011 | |
| 1012 | #if defined(CONFIG_ATMEL_PWM) |
| 1013 | static u32 pwm_mask; |
| 1014 | |
| 1015 | static struct resource pwm_resources[] = { |
| 1016 | [0] = { |
| 1017 | .start = AT91SAM9263_BASE_PWMC, |
| 1018 | .end = AT91SAM9263_BASE_PWMC + SZ_16K - 1, |
| 1019 | .flags = IORESOURCE_MEM, |
| 1020 | }, |
| 1021 | [1] = { |
| 1022 | .start = AT91SAM9263_ID_PWMC, |
| 1023 | .end = AT91SAM9263_ID_PWMC, |
| 1024 | .flags = IORESOURCE_IRQ, |
| 1025 | }, |
| 1026 | }; |
| 1027 | |
| 1028 | static struct platform_device at91sam9263_pwm0_device = { |
| 1029 | .name = "atmel_pwm", |
| 1030 | .id = -1, |
| 1031 | .dev = { |
| 1032 | .platform_data = &pwm_mask, |
| 1033 | }, |
| 1034 | .resource = pwm_resources, |
| 1035 | .num_resources = ARRAY_SIZE(pwm_resources), |
| 1036 | }; |
| 1037 | |
| 1038 | void __init at91_add_device_pwm(u32 mask) |
| 1039 | { |
| 1040 | if (mask & (1 << AT91_PWM0)) |
| 1041 | at91_set_B_periph(AT91_PIN_PB7, 1); /* enable PWM0 */ |
| 1042 | |
| 1043 | if (mask & (1 << AT91_PWM1)) |
| 1044 | at91_set_B_periph(AT91_PIN_PB8, 1); /* enable PWM1 */ |
| 1045 | |
| 1046 | if (mask & (1 << AT91_PWM2)) |
| 1047 | at91_set_B_periph(AT91_PIN_PC29, 1); /* enable PWM2 */ |
| 1048 | |
| 1049 | if (mask & (1 << AT91_PWM3)) |
| 1050 | at91_set_B_periph(AT91_PIN_PB29, 1); /* enable PWM3 */ |
| 1051 | |
| 1052 | pwm_mask = mask; |
| 1053 | |
| 1054 | platform_device_register(&at91sam9263_pwm0_device); |
| 1055 | } |
| 1056 | #else |
| 1057 | void __init at91_add_device_pwm(u32 mask) {} |
| 1058 | #endif |
| 1059 | |
| 1060 | |
| 1061 | /* -------------------------------------------------------------------- |
Andrew Victor | bfbc326 | 2008-01-23 09:18:06 +0100 | [diff] [blame] | 1062 | * SSC -- Synchronous Serial Controller |
| 1063 | * -------------------------------------------------------------------- */ |
| 1064 | |
| 1065 | #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE) |
| 1066 | static u64 ssc0_dmamask = DMA_BIT_MASK(32); |
| 1067 | |
| 1068 | static struct resource ssc0_resources[] = { |
| 1069 | [0] = { |
| 1070 | .start = AT91SAM9263_BASE_SSC0, |
| 1071 | .end = AT91SAM9263_BASE_SSC0 + SZ_16K - 1, |
| 1072 | .flags = IORESOURCE_MEM, |
| 1073 | }, |
| 1074 | [1] = { |
| 1075 | .start = AT91SAM9263_ID_SSC0, |
| 1076 | .end = AT91SAM9263_ID_SSC0, |
| 1077 | .flags = IORESOURCE_IRQ, |
| 1078 | }, |
| 1079 | }; |
| 1080 | |
| 1081 | static struct platform_device at91sam9263_ssc0_device = { |
| 1082 | .name = "ssc", |
| 1083 | .id = 0, |
| 1084 | .dev = { |
| 1085 | .dma_mask = &ssc0_dmamask, |
| 1086 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1087 | }, |
| 1088 | .resource = ssc0_resources, |
| 1089 | .num_resources = ARRAY_SIZE(ssc0_resources), |
| 1090 | }; |
| 1091 | |
| 1092 | static inline void configure_ssc0_pins(unsigned pins) |
| 1093 | { |
| 1094 | if (pins & ATMEL_SSC_TF) |
| 1095 | at91_set_B_periph(AT91_PIN_PB0, 1); |
| 1096 | if (pins & ATMEL_SSC_TK) |
| 1097 | at91_set_B_periph(AT91_PIN_PB1, 1); |
| 1098 | if (pins & ATMEL_SSC_TD) |
| 1099 | at91_set_B_periph(AT91_PIN_PB2, 1); |
| 1100 | if (pins & ATMEL_SSC_RD) |
| 1101 | at91_set_B_periph(AT91_PIN_PB3, 1); |
| 1102 | if (pins & ATMEL_SSC_RK) |
| 1103 | at91_set_B_periph(AT91_PIN_PB4, 1); |
| 1104 | if (pins & ATMEL_SSC_RF) |
| 1105 | at91_set_B_periph(AT91_PIN_PB5, 1); |
| 1106 | } |
| 1107 | |
| 1108 | static u64 ssc1_dmamask = DMA_BIT_MASK(32); |
| 1109 | |
| 1110 | static struct resource ssc1_resources[] = { |
| 1111 | [0] = { |
| 1112 | .start = AT91SAM9263_BASE_SSC1, |
| 1113 | .end = AT91SAM9263_BASE_SSC1 + SZ_16K - 1, |
| 1114 | .flags = IORESOURCE_MEM, |
| 1115 | }, |
| 1116 | [1] = { |
| 1117 | .start = AT91SAM9263_ID_SSC1, |
| 1118 | .end = AT91SAM9263_ID_SSC1, |
| 1119 | .flags = IORESOURCE_IRQ, |
| 1120 | }, |
| 1121 | }; |
| 1122 | |
| 1123 | static struct platform_device at91sam9263_ssc1_device = { |
| 1124 | .name = "ssc", |
| 1125 | .id = 1, |
| 1126 | .dev = { |
| 1127 | .dma_mask = &ssc1_dmamask, |
| 1128 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1129 | }, |
| 1130 | .resource = ssc1_resources, |
| 1131 | .num_resources = ARRAY_SIZE(ssc1_resources), |
| 1132 | }; |
| 1133 | |
| 1134 | static inline void configure_ssc1_pins(unsigned pins) |
| 1135 | { |
| 1136 | if (pins & ATMEL_SSC_TF) |
| 1137 | at91_set_A_periph(AT91_PIN_PB6, 1); |
| 1138 | if (pins & ATMEL_SSC_TK) |
| 1139 | at91_set_A_periph(AT91_PIN_PB7, 1); |
| 1140 | if (pins & ATMEL_SSC_TD) |
| 1141 | at91_set_A_periph(AT91_PIN_PB8, 1); |
| 1142 | if (pins & ATMEL_SSC_RD) |
| 1143 | at91_set_A_periph(AT91_PIN_PB9, 1); |
| 1144 | if (pins & ATMEL_SSC_RK) |
| 1145 | at91_set_A_periph(AT91_PIN_PB10, 1); |
| 1146 | if (pins & ATMEL_SSC_RF) |
| 1147 | at91_set_A_periph(AT91_PIN_PB11, 1); |
| 1148 | } |
| 1149 | |
| 1150 | /* |
Andrew Victor | bfbc326 | 2008-01-23 09:18:06 +0100 | [diff] [blame] | 1151 | * SSC controllers are accessed through library code, instead of any |
| 1152 | * kind of all-singing/all-dancing driver. For example one could be |
| 1153 | * used by a particular I2S audio codec's driver, while another one |
| 1154 | * on the same system might be used by a custom data capture driver. |
| 1155 | */ |
| 1156 | void __init at91_add_device_ssc(unsigned id, unsigned pins) |
| 1157 | { |
| 1158 | struct platform_device *pdev; |
| 1159 | |
| 1160 | /* |
| 1161 | * NOTE: caller is responsible for passing information matching |
| 1162 | * "pins" to whatever will be using each particular controller. |
| 1163 | */ |
| 1164 | switch (id) { |
| 1165 | case AT91SAM9263_ID_SSC0: |
| 1166 | pdev = &at91sam9263_ssc0_device; |
| 1167 | configure_ssc0_pins(pins); |
Andrew Victor | bfbc326 | 2008-01-23 09:18:06 +0100 | [diff] [blame] | 1168 | break; |
| 1169 | case AT91SAM9263_ID_SSC1: |
| 1170 | pdev = &at91sam9263_ssc1_device; |
| 1171 | configure_ssc1_pins(pins); |
Andrew Victor | bfbc326 | 2008-01-23 09:18:06 +0100 | [diff] [blame] | 1172 | break; |
| 1173 | default: |
| 1174 | return; |
| 1175 | } |
| 1176 | |
| 1177 | platform_device_register(pdev); |
| 1178 | } |
| 1179 | |
| 1180 | #else |
| 1181 | void __init at91_add_device_ssc(unsigned id, unsigned pins) {} |
| 1182 | #endif |
| 1183 | |
| 1184 | |
| 1185 | /* -------------------------------------------------------------------- |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1186 | * UART |
| 1187 | * -------------------------------------------------------------------- */ |
| 1188 | |
| 1189 | #if defined(CONFIG_SERIAL_ATMEL) |
| 1190 | |
| 1191 | static struct resource dbgu_resources[] = { |
| 1192 | [0] = { |
| 1193 | .start = AT91_VA_BASE_SYS + AT91_DBGU, |
| 1194 | .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1, |
| 1195 | .flags = IORESOURCE_MEM, |
| 1196 | }, |
| 1197 | [1] = { |
| 1198 | .start = AT91_ID_SYS, |
| 1199 | .end = AT91_ID_SYS, |
| 1200 | .flags = IORESOURCE_IRQ, |
| 1201 | }, |
| 1202 | }; |
| 1203 | |
| 1204 | static struct atmel_uart_data dbgu_data = { |
| 1205 | .use_dma_tx = 0, |
| 1206 | .use_dma_rx = 0, /* DBGU not capable of receive DMA */ |
| 1207 | .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU), |
| 1208 | }; |
| 1209 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1210 | static u64 dbgu_dmamask = DMA_BIT_MASK(32); |
| 1211 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1212 | static struct platform_device at91sam9263_dbgu_device = { |
| 1213 | .name = "atmel_usart", |
| 1214 | .id = 0, |
| 1215 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1216 | .dma_mask = &dbgu_dmamask, |
| 1217 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1218 | .platform_data = &dbgu_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1219 | }, |
| 1220 | .resource = dbgu_resources, |
| 1221 | .num_resources = ARRAY_SIZE(dbgu_resources), |
| 1222 | }; |
| 1223 | |
| 1224 | static inline void configure_dbgu_pins(void) |
| 1225 | { |
| 1226 | at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ |
| 1227 | at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ |
| 1228 | } |
| 1229 | |
| 1230 | static struct resource uart0_resources[] = { |
| 1231 | [0] = { |
| 1232 | .start = AT91SAM9263_BASE_US0, |
| 1233 | .end = AT91SAM9263_BASE_US0 + SZ_16K - 1, |
| 1234 | .flags = IORESOURCE_MEM, |
| 1235 | }, |
| 1236 | [1] = { |
| 1237 | .start = AT91SAM9263_ID_US0, |
| 1238 | .end = AT91SAM9263_ID_US0, |
| 1239 | .flags = IORESOURCE_IRQ, |
| 1240 | }, |
| 1241 | }; |
| 1242 | |
| 1243 | static struct atmel_uart_data uart0_data = { |
| 1244 | .use_dma_tx = 1, |
| 1245 | .use_dma_rx = 1, |
| 1246 | }; |
| 1247 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1248 | static u64 uart0_dmamask = DMA_BIT_MASK(32); |
| 1249 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1250 | static struct platform_device at91sam9263_uart0_device = { |
| 1251 | .name = "atmel_usart", |
| 1252 | .id = 1, |
| 1253 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1254 | .dma_mask = &uart0_dmamask, |
| 1255 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1256 | .platform_data = &uart0_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1257 | }, |
| 1258 | .resource = uart0_resources, |
| 1259 | .num_resources = ARRAY_SIZE(uart0_resources), |
| 1260 | }; |
| 1261 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1262 | static inline void configure_usart0_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1263 | { |
| 1264 | at91_set_A_periph(AT91_PIN_PA26, 1); /* TXD0 */ |
| 1265 | at91_set_A_periph(AT91_PIN_PA27, 0); /* RXD0 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1266 | |
| 1267 | if (pins & ATMEL_UART_RTS) |
| 1268 | at91_set_A_periph(AT91_PIN_PA28, 0); /* RTS0 */ |
| 1269 | if (pins & ATMEL_UART_CTS) |
| 1270 | at91_set_A_periph(AT91_PIN_PA29, 0); /* CTS0 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1271 | } |
| 1272 | |
| 1273 | static struct resource uart1_resources[] = { |
| 1274 | [0] = { |
| 1275 | .start = AT91SAM9263_BASE_US1, |
| 1276 | .end = AT91SAM9263_BASE_US1 + SZ_16K - 1, |
| 1277 | .flags = IORESOURCE_MEM, |
| 1278 | }, |
| 1279 | [1] = { |
| 1280 | .start = AT91SAM9263_ID_US1, |
| 1281 | .end = AT91SAM9263_ID_US1, |
| 1282 | .flags = IORESOURCE_IRQ, |
| 1283 | }, |
| 1284 | }; |
| 1285 | |
| 1286 | static struct atmel_uart_data uart1_data = { |
| 1287 | .use_dma_tx = 1, |
| 1288 | .use_dma_rx = 1, |
| 1289 | }; |
| 1290 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1291 | static u64 uart1_dmamask = DMA_BIT_MASK(32); |
| 1292 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1293 | static struct platform_device at91sam9263_uart1_device = { |
| 1294 | .name = "atmel_usart", |
| 1295 | .id = 2, |
| 1296 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1297 | .dma_mask = &uart1_dmamask, |
| 1298 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1299 | .platform_data = &uart1_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1300 | }, |
| 1301 | .resource = uart1_resources, |
| 1302 | .num_resources = ARRAY_SIZE(uart1_resources), |
| 1303 | }; |
| 1304 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1305 | static inline void configure_usart1_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1306 | { |
| 1307 | at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ |
| 1308 | at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1309 | |
| 1310 | if (pins & ATMEL_UART_RTS) |
| 1311 | at91_set_B_periph(AT91_PIN_PD7, 0); /* RTS1 */ |
| 1312 | if (pins & ATMEL_UART_CTS) |
| 1313 | at91_set_B_periph(AT91_PIN_PD8, 0); /* CTS1 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1314 | } |
| 1315 | |
| 1316 | static struct resource uart2_resources[] = { |
| 1317 | [0] = { |
| 1318 | .start = AT91SAM9263_BASE_US2, |
| 1319 | .end = AT91SAM9263_BASE_US2 + SZ_16K - 1, |
| 1320 | .flags = IORESOURCE_MEM, |
| 1321 | }, |
| 1322 | [1] = { |
| 1323 | .start = AT91SAM9263_ID_US2, |
| 1324 | .end = AT91SAM9263_ID_US2, |
| 1325 | .flags = IORESOURCE_IRQ, |
| 1326 | }, |
| 1327 | }; |
| 1328 | |
| 1329 | static struct atmel_uart_data uart2_data = { |
| 1330 | .use_dma_tx = 1, |
| 1331 | .use_dma_rx = 1, |
| 1332 | }; |
| 1333 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1334 | static u64 uart2_dmamask = DMA_BIT_MASK(32); |
| 1335 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1336 | static struct platform_device at91sam9263_uart2_device = { |
| 1337 | .name = "atmel_usart", |
| 1338 | .id = 3, |
| 1339 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1340 | .dma_mask = &uart2_dmamask, |
| 1341 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1342 | .platform_data = &uart2_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1343 | }, |
| 1344 | .resource = uart2_resources, |
| 1345 | .num_resources = ARRAY_SIZE(uart2_resources), |
| 1346 | }; |
| 1347 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1348 | static inline void configure_usart2_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1349 | { |
| 1350 | at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ |
| 1351 | at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1352 | |
| 1353 | if (pins & ATMEL_UART_RTS) |
| 1354 | at91_set_B_periph(AT91_PIN_PD5, 0); /* RTS2 */ |
| 1355 | if (pins & ATMEL_UART_CTS) |
| 1356 | at91_set_B_periph(AT91_PIN_PD6, 0); /* CTS2 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1357 | } |
| 1358 | |
Andrew Victor | 11aadac | 2008-04-15 21:16:38 +0100 | [diff] [blame] | 1359 | static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1360 | struct platform_device *atmel_default_console_device; /* the serial console device */ |
| 1361 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1362 | void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) |
| 1363 | { |
| 1364 | struct platform_device *pdev; |
Jean-Christophe PLAGNIOL-VILLARD | 2b348e2 | 2011-04-10 14:10:05 +0800 | [diff] [blame] | 1365 | struct atmel_uart_data *pdata; |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1366 | |
| 1367 | switch (id) { |
| 1368 | case 0: /* DBGU */ |
| 1369 | pdev = &at91sam9263_dbgu_device; |
| 1370 | configure_dbgu_pins(); |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1371 | break; |
| 1372 | case AT91SAM9263_ID_US0: |
| 1373 | pdev = &at91sam9263_uart0_device; |
| 1374 | configure_usart0_pins(pins); |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1375 | break; |
| 1376 | case AT91SAM9263_ID_US1: |
| 1377 | pdev = &at91sam9263_uart1_device; |
| 1378 | configure_usart1_pins(pins); |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1379 | break; |
| 1380 | case AT91SAM9263_ID_US2: |
| 1381 | pdev = &at91sam9263_uart2_device; |
| 1382 | configure_usart2_pins(pins); |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1383 | break; |
| 1384 | default: |
| 1385 | return; |
| 1386 | } |
Jean-Christophe PLAGNIOL-VILLARD | 2b348e2 | 2011-04-10 14:10:05 +0800 | [diff] [blame] | 1387 | pdata = pdev->dev.platform_data; |
| 1388 | pdata->num = portnr; /* update to mapped ID */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1389 | |
| 1390 | if (portnr < ATMEL_MAX_UART) |
| 1391 | at91_uarts[portnr] = pdev; |
| 1392 | } |
| 1393 | |
| 1394 | void __init at91_set_serial_console(unsigned portnr) |
| 1395 | { |
Jean-Christophe PLAGNIOL-VILLARD | bd60299 | 2011-02-02 07:27:07 +0100 | [diff] [blame] | 1396 | if (portnr < ATMEL_MAX_UART) { |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1397 | atmel_default_console_device = at91_uarts[portnr]; |
Jean-Christophe PLAGNIOL-VILLARD | bd60299 | 2011-02-02 07:27:07 +0100 | [diff] [blame] | 1398 | at91sam9263_set_console_clock(portnr); |
| 1399 | } |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1400 | } |
| 1401 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1402 | void __init at91_add_device_serial(void) |
| 1403 | { |
| 1404 | int i; |
| 1405 | |
| 1406 | for (i = 0; i < ATMEL_MAX_UART; i++) { |
| 1407 | if (at91_uarts[i]) |
| 1408 | platform_device_register(at91_uarts[i]); |
| 1409 | } |
Andrew Victor | 11aadac | 2008-04-15 21:16:38 +0100 | [diff] [blame] | 1410 | |
| 1411 | if (!atmel_default_console_device) |
| 1412 | printk(KERN_INFO "AT91: No default serial console defined.\n"); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1413 | } |
| 1414 | #else |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1415 | void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {} |
| 1416 | void __init at91_set_serial_console(unsigned portnr) {} |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1417 | void __init at91_add_device_serial(void) {} |
| 1418 | #endif |
| 1419 | |
| 1420 | |
| 1421 | /* -------------------------------------------------------------------- */ |
| 1422 | /* |
| 1423 | * These devices are always present and don't need any board-specific |
| 1424 | * setup. |
| 1425 | */ |
| 1426 | static int __init at91_add_standard_devices(void) |
| 1427 | { |
Andrew Victor | 884f5a6 | 2008-01-23 09:11:13 +0100 | [diff] [blame] | 1428 | at91_add_device_rtt(); |
| 1429 | at91_add_device_watchdog(); |
Andrew Victor | e5f40bf | 2008-04-02 21:58:00 +0100 | [diff] [blame] | 1430 | at91_add_device_tc(); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1431 | return 0; |
| 1432 | } |
| 1433 | |
| 1434 | arch_initcall(at91_add_standard_devices); |