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 | b8b78609 | 2007-08-03 12:14:34 +0100 | [diff] [blame] | 20 | #include <video/atmel_lcdc.h> |
| 21 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 22 | #include <asm/arch/board.h> |
| 23 | #include <asm/arch/gpio.h> |
| 24 | #include <asm/arch/at91sam9263.h> |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 25 | #include <asm/arch/at91sam9263_matrix.h> |
Andrew Victor | b78eabd | 2008-04-02 21:38:40 +0100 | [diff] [blame] | 26 | #include <asm/arch/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; |
| 311 | at91_clock_associate("mci0_clk", &at91sam9263_mmc1_device.dev, "mci_clk"); |
| 312 | platform_device_register(&at91sam9263_mmc0_device); |
| 313 | } else { /* MCI1 */ |
| 314 | /* CLK */ |
| 315 | at91_set_A_periph(AT91_PIN_PA6, 0); |
| 316 | |
| 317 | if (data->slot_b) { |
| 318 | /* CMD */ |
| 319 | at91_set_A_periph(AT91_PIN_PA21, 1); |
| 320 | |
| 321 | /* DAT0, maybe DAT1..DAT3 */ |
| 322 | at91_set_A_periph(AT91_PIN_PA22, 1); |
| 323 | if (data->wire4) { |
| 324 | at91_set_A_periph(AT91_PIN_PA23, 1); |
| 325 | at91_set_A_periph(AT91_PIN_PA24, 1); |
| 326 | at91_set_A_periph(AT91_PIN_PA25, 1); |
| 327 | } |
| 328 | } else { |
| 329 | /* CMD */ |
| 330 | at91_set_A_periph(AT91_PIN_PA7, 1); |
| 331 | |
| 332 | /* DAT0, maybe DAT1..DAT3 */ |
| 333 | at91_set_A_periph(AT91_PIN_PA8, 1); |
| 334 | if (data->wire4) { |
| 335 | at91_set_A_periph(AT91_PIN_PA9, 1); |
| 336 | at91_set_A_periph(AT91_PIN_PA10, 1); |
| 337 | at91_set_A_periph(AT91_PIN_PA11, 1); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | mmc1_data = *data; |
| 342 | at91_clock_associate("mci1_clk", &at91sam9263_mmc1_device.dev, "mci_clk"); |
| 343 | platform_device_register(&at91sam9263_mmc1_device); |
| 344 | } |
| 345 | } |
| 346 | #else |
| 347 | void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {} |
| 348 | #endif |
| 349 | |
| 350 | |
| 351 | /* -------------------------------------------------------------------- |
| 352 | * NAND / SmartMedia |
| 353 | * -------------------------------------------------------------------- */ |
| 354 | |
| 355 | #if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE) |
| 356 | static struct at91_nand_data nand_data; |
| 357 | |
| 358 | #define NAND_BASE AT91_CHIPSELECT_3 |
| 359 | |
| 360 | static struct resource nand_resources[] = { |
Andrew Victor | d7a2415 | 2008-04-02 21:44:44 +0100 | [diff] [blame] | 361 | [0] = { |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 362 | .start = NAND_BASE, |
| 363 | .end = NAND_BASE + SZ_256M - 1, |
| 364 | .flags = IORESOURCE_MEM, |
Andrew Victor | d7a2415 | 2008-04-02 21:44:44 +0100 | [diff] [blame] | 365 | }, |
| 366 | [1] = { |
| 367 | .start = AT91_BASE_SYS + AT91_ECC0, |
| 368 | .end = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1, |
| 369 | .flags = IORESOURCE_MEM, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 370 | } |
| 371 | }; |
| 372 | |
| 373 | static struct platform_device at91sam9263_nand_device = { |
| 374 | .name = "at91_nand", |
| 375 | .id = -1, |
| 376 | .dev = { |
| 377 | .platform_data = &nand_data, |
| 378 | }, |
| 379 | .resource = nand_resources, |
| 380 | .num_resources = ARRAY_SIZE(nand_resources), |
| 381 | }; |
| 382 | |
| 383 | void __init at91_add_device_nand(struct at91_nand_data *data) |
| 384 | { |
| 385 | unsigned long csa, mode; |
| 386 | |
| 387 | if (!data) |
| 388 | return; |
| 389 | |
| 390 | csa = at91_sys_read(AT91_MATRIX_EBI0CSA); |
Andrew Victor | 2282355 | 2008-01-23 09:21:02 +0100 | [diff] [blame] | 391 | 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] | 392 | |
| 393 | /* set the bus interface characteristics */ |
| 394 | at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) |
| 395 | | AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0)); |
| 396 | |
| 397 | at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) |
| 398 | | AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); |
| 399 | |
| 400 | at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); |
| 401 | |
| 402 | if (data->bus_width_16) |
| 403 | mode = AT91_SMC_DBW_16; |
| 404 | else |
| 405 | mode = AT91_SMC_DBW_8; |
| 406 | at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(2)); |
| 407 | |
| 408 | /* enable pin */ |
| 409 | if (data->enable_pin) |
| 410 | at91_set_gpio_output(data->enable_pin, 1); |
| 411 | |
| 412 | /* ready/busy pin */ |
| 413 | if (data->rdy_pin) |
| 414 | at91_set_gpio_input(data->rdy_pin, 1); |
| 415 | |
| 416 | /* card detect pin */ |
| 417 | if (data->det_pin) |
| 418 | at91_set_gpio_input(data->det_pin, 1); |
| 419 | |
| 420 | nand_data = *data; |
| 421 | platform_device_register(&at91sam9263_nand_device); |
| 422 | } |
| 423 | #else |
| 424 | void __init at91_add_device_nand(struct at91_nand_data *data) {} |
| 425 | #endif |
| 426 | |
| 427 | |
| 428 | /* -------------------------------------------------------------------- |
| 429 | * TWI (i2c) |
| 430 | * -------------------------------------------------------------------- */ |
| 431 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 432 | /* |
| 433 | * Prefer the GPIO code since the TWI controller isn't robust |
| 434 | * (gets overruns and underruns under load) and can only issue |
| 435 | * repeated STARTs in one scenario (the driver doesn't yet handle them). |
| 436 | */ |
| 437 | #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) |
| 438 | |
| 439 | static struct i2c_gpio_platform_data pdata = { |
| 440 | .sda_pin = AT91_PIN_PB4, |
| 441 | .sda_is_open_drain = 1, |
| 442 | .scl_pin = AT91_PIN_PB5, |
| 443 | .scl_is_open_drain = 1, |
| 444 | .udelay = 2, /* ~100 kHz */ |
| 445 | }; |
| 446 | |
| 447 | static struct platform_device at91sam9263_twi_device = { |
| 448 | .name = "i2c-gpio", |
| 449 | .id = -1, |
| 450 | .dev.platform_data = &pdata, |
| 451 | }; |
| 452 | |
| 453 | void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) |
| 454 | { |
| 455 | at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */ |
| 456 | at91_set_multi_drive(AT91_PIN_PB4, 1); |
| 457 | |
| 458 | at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */ |
| 459 | at91_set_multi_drive(AT91_PIN_PB5, 1); |
| 460 | |
| 461 | i2c_register_board_info(0, devices, nr_devices); |
| 462 | platform_device_register(&at91sam9263_twi_device); |
| 463 | } |
| 464 | |
| 465 | #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 466 | |
| 467 | static struct resource twi_resources[] = { |
| 468 | [0] = { |
| 469 | .start = AT91SAM9263_BASE_TWI, |
| 470 | .end = AT91SAM9263_BASE_TWI + SZ_16K - 1, |
| 471 | .flags = IORESOURCE_MEM, |
| 472 | }, |
| 473 | [1] = { |
| 474 | .start = AT91SAM9263_ID_TWI, |
| 475 | .end = AT91SAM9263_ID_TWI, |
| 476 | .flags = IORESOURCE_IRQ, |
| 477 | }, |
| 478 | }; |
| 479 | |
| 480 | static struct platform_device at91sam9263_twi_device = { |
| 481 | .name = "at91_i2c", |
| 482 | .id = -1, |
| 483 | .resource = twi_resources, |
| 484 | .num_resources = ARRAY_SIZE(twi_resources), |
| 485 | }; |
| 486 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 487 | 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] | 488 | { |
| 489 | /* pins used for TWI interface */ |
| 490 | at91_set_A_periph(AT91_PIN_PB4, 0); /* TWD */ |
| 491 | at91_set_multi_drive(AT91_PIN_PB4, 1); |
| 492 | |
| 493 | at91_set_A_periph(AT91_PIN_PB5, 0); /* TWCK */ |
| 494 | at91_set_multi_drive(AT91_PIN_PB5, 1); |
| 495 | |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 496 | i2c_register_board_info(0, devices, nr_devices); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 497 | platform_device_register(&at91sam9263_twi_device); |
| 498 | } |
| 499 | #else |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 500 | 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] | 501 | #endif |
| 502 | |
| 503 | |
| 504 | /* -------------------------------------------------------------------- |
| 505 | * SPI |
| 506 | * -------------------------------------------------------------------- */ |
| 507 | |
| 508 | #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 509 | static u64 spi_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 510 | |
| 511 | static struct resource spi0_resources[] = { |
| 512 | [0] = { |
| 513 | .start = AT91SAM9263_BASE_SPI0, |
| 514 | .end = AT91SAM9263_BASE_SPI0 + SZ_16K - 1, |
| 515 | .flags = IORESOURCE_MEM, |
| 516 | }, |
| 517 | [1] = { |
| 518 | .start = AT91SAM9263_ID_SPI0, |
| 519 | .end = AT91SAM9263_ID_SPI0, |
| 520 | .flags = IORESOURCE_IRQ, |
| 521 | }, |
| 522 | }; |
| 523 | |
| 524 | static struct platform_device at91sam9263_spi0_device = { |
| 525 | .name = "atmel_spi", |
| 526 | .id = 0, |
| 527 | .dev = { |
| 528 | .dma_mask = &spi_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 529 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 530 | }, |
| 531 | .resource = spi0_resources, |
| 532 | .num_resources = ARRAY_SIZE(spi0_resources), |
| 533 | }; |
| 534 | |
| 535 | static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 }; |
| 536 | |
| 537 | static struct resource spi1_resources[] = { |
| 538 | [0] = { |
| 539 | .start = AT91SAM9263_BASE_SPI1, |
| 540 | .end = AT91SAM9263_BASE_SPI1 + SZ_16K - 1, |
| 541 | .flags = IORESOURCE_MEM, |
| 542 | }, |
| 543 | [1] = { |
| 544 | .start = AT91SAM9263_ID_SPI1, |
| 545 | .end = AT91SAM9263_ID_SPI1, |
| 546 | .flags = IORESOURCE_IRQ, |
| 547 | }, |
| 548 | }; |
| 549 | |
| 550 | static struct platform_device at91sam9263_spi1_device = { |
| 551 | .name = "atmel_spi", |
| 552 | .id = 1, |
| 553 | .dev = { |
| 554 | .dma_mask = &spi_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 555 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 556 | }, |
| 557 | .resource = spi1_resources, |
| 558 | .num_resources = ARRAY_SIZE(spi1_resources), |
| 559 | }; |
| 560 | |
| 561 | static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 }; |
| 562 | |
| 563 | void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) |
| 564 | { |
| 565 | int i; |
| 566 | unsigned long cs_pin; |
| 567 | short enable_spi0 = 0; |
| 568 | short enable_spi1 = 0; |
| 569 | |
| 570 | /* Choose SPI chip-selects */ |
| 571 | for (i = 0; i < nr_devices; i++) { |
| 572 | if (devices[i].controller_data) |
| 573 | cs_pin = (unsigned long) devices[i].controller_data; |
| 574 | else if (devices[i].bus_num == 0) |
| 575 | cs_pin = spi0_standard_cs[devices[i].chip_select]; |
| 576 | else |
| 577 | cs_pin = spi1_standard_cs[devices[i].chip_select]; |
| 578 | |
| 579 | if (devices[i].bus_num == 0) |
| 580 | enable_spi0 = 1; |
| 581 | else |
| 582 | enable_spi1 = 1; |
| 583 | |
| 584 | /* enable chip-select pin */ |
| 585 | at91_set_gpio_output(cs_pin, 1); |
| 586 | |
| 587 | /* pass chip-select pin to driver */ |
| 588 | devices[i].controller_data = (void *) cs_pin; |
| 589 | } |
| 590 | |
| 591 | spi_register_board_info(devices, nr_devices); |
| 592 | |
| 593 | /* Configure SPI bus(es) */ |
| 594 | if (enable_spi0) { |
| 595 | at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */ |
| 596 | at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */ |
Andrew Victor | 7f6e2d9 | 2007-02-22 07:34:56 +0100 | [diff] [blame] | 597 | at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 598 | |
| 599 | at91_clock_associate("spi0_clk", &at91sam9263_spi0_device.dev, "spi_clk"); |
| 600 | platform_device_register(&at91sam9263_spi0_device); |
| 601 | } |
| 602 | if (enable_spi1) { |
| 603 | at91_set_A_periph(AT91_PIN_PB12, 0); /* SPI1_MISO */ |
| 604 | at91_set_A_periph(AT91_PIN_PB13, 0); /* SPI1_MOSI */ |
| 605 | at91_set_A_periph(AT91_PIN_PB14, 0); /* SPI1_SPCK */ |
| 606 | |
| 607 | at91_clock_associate("spi1_clk", &at91sam9263_spi1_device.dev, "spi_clk"); |
| 608 | platform_device_register(&at91sam9263_spi1_device); |
| 609 | } |
| 610 | } |
| 611 | #else |
| 612 | void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {} |
| 613 | #endif |
| 614 | |
| 615 | |
| 616 | /* -------------------------------------------------------------------- |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 617 | * AC97 |
| 618 | * -------------------------------------------------------------------- */ |
| 619 | |
| 620 | #if defined(CONFIG_SND_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 621 | static u64 ac97_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 622 | static struct atmel_ac97_data ac97_data; |
| 623 | |
| 624 | static struct resource ac97_resources[] = { |
| 625 | [0] = { |
| 626 | .start = AT91SAM9263_BASE_AC97C, |
| 627 | .end = AT91SAM9263_BASE_AC97C + SZ_16K - 1, |
| 628 | .flags = IORESOURCE_MEM, |
| 629 | }, |
| 630 | [1] = { |
| 631 | .start = AT91SAM9263_ID_AC97C, |
| 632 | .end = AT91SAM9263_ID_AC97C, |
| 633 | .flags = IORESOURCE_IRQ, |
| 634 | }, |
| 635 | }; |
| 636 | |
| 637 | static struct platform_device at91sam9263_ac97_device = { |
| 638 | .name = "ac97c", |
| 639 | .id = 1, |
| 640 | .dev = { |
| 641 | .dma_mask = &ac97_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 642 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 643 | .platform_data = &ac97_data, |
| 644 | }, |
| 645 | .resource = ac97_resources, |
| 646 | .num_resources = ARRAY_SIZE(ac97_resources), |
| 647 | }; |
| 648 | |
| 649 | void __init at91_add_device_ac97(struct atmel_ac97_data *data) |
| 650 | { |
| 651 | if (!data) |
| 652 | return; |
| 653 | |
| 654 | at91_set_A_periph(AT91_PIN_PB0, 0); /* AC97FS */ |
| 655 | at91_set_A_periph(AT91_PIN_PB1, 0); /* AC97CK */ |
| 656 | at91_set_A_periph(AT91_PIN_PB2, 0); /* AC97TX */ |
| 657 | at91_set_A_periph(AT91_PIN_PB3, 0); /* AC97RX */ |
| 658 | |
| 659 | /* reset */ |
| 660 | if (data->reset_pin) |
| 661 | at91_set_gpio_output(data->reset_pin, 0); |
| 662 | |
| 663 | ac97_data = *ek_data; |
| 664 | platform_device_register(&at91sam9263_ac97_device); |
| 665 | } |
| 666 | #else |
| 667 | void __init at91_add_device_ac97(struct atmel_ac97_data *data) {} |
| 668 | #endif |
| 669 | |
| 670 | |
| 671 | /* -------------------------------------------------------------------- |
| 672 | * LCD Controller |
| 673 | * -------------------------------------------------------------------- */ |
| 674 | |
| 675 | #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 676 | static u64 lcdc_dmamask = DMA_BIT_MASK(32); |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 677 | static struct atmel_lcdfb_info lcdc_data; |
| 678 | |
| 679 | static struct resource lcdc_resources[] = { |
| 680 | [0] = { |
| 681 | .start = AT91SAM9263_LCDC_BASE, |
| 682 | .end = AT91SAM9263_LCDC_BASE + SZ_4K - 1, |
| 683 | .flags = IORESOURCE_MEM, |
| 684 | }, |
| 685 | [1] = { |
| 686 | .start = AT91SAM9263_ID_LCDC, |
| 687 | .end = AT91SAM9263_ID_LCDC, |
| 688 | .flags = IORESOURCE_IRQ, |
| 689 | }, |
| 690 | }; |
| 691 | |
| 692 | static struct platform_device at91_lcdc_device = { |
| 693 | .name = "atmel_lcdfb", |
| 694 | .id = 0, |
| 695 | .dev = { |
| 696 | .dma_mask = &lcdc_dmamask, |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 697 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Andrew Victor | 7776a94 | 2007-05-02 17:46:49 +0100 | [diff] [blame] | 698 | .platform_data = &lcdc_data, |
| 699 | }, |
| 700 | .resource = lcdc_resources, |
| 701 | .num_resources = ARRAY_SIZE(lcdc_resources), |
| 702 | }; |
| 703 | |
| 704 | void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) |
| 705 | { |
| 706 | if (!data) |
| 707 | return; |
| 708 | |
| 709 | at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */ |
| 710 | at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */ |
| 711 | at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */ |
| 712 | at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */ |
| 713 | at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */ |
| 714 | at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */ |
| 715 | at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */ |
| 716 | at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */ |
| 717 | at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */ |
| 718 | at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */ |
| 719 | at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */ |
| 720 | at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */ |
| 721 | at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */ |
| 722 | at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */ |
| 723 | at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */ |
| 724 | at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */ |
| 725 | at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */ |
| 726 | at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */ |
| 727 | at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */ |
| 728 | at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */ |
| 729 | at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */ |
| 730 | at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */ |
| 731 | |
| 732 | lcdc_data = *data; |
| 733 | platform_device_register(&at91_lcdc_device); |
| 734 | } |
| 735 | #else |
| 736 | void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {} |
| 737 | #endif |
| 738 | |
| 739 | |
| 740 | /* -------------------------------------------------------------------- |
Andrew Victor | e292080 | 2008-01-22 11:43:26 +0100 | [diff] [blame] | 741 | * Image Sensor Interface |
| 742 | * -------------------------------------------------------------------- */ |
| 743 | |
| 744 | #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE) |
| 745 | |
| 746 | struct resource isi_resources[] = { |
| 747 | [0] = { |
| 748 | .start = AT91SAM9263_BASE_ISI, |
| 749 | .end = AT91SAM9263_BASE_ISI + SZ_16K - 1, |
| 750 | .flags = IORESOURCE_MEM, |
| 751 | }, |
| 752 | [1] = { |
| 753 | .start = AT91SAM9263_ID_ISI, |
| 754 | .end = AT91SAM9263_ID_ISI, |
| 755 | .flags = IORESOURCE_IRQ, |
| 756 | }, |
| 757 | }; |
| 758 | |
| 759 | static struct platform_device at91sam9263_isi_device = { |
| 760 | .name = "at91_isi", |
| 761 | .id = -1, |
| 762 | .resource = isi_resources, |
| 763 | .num_resources = ARRAY_SIZE(isi_resources), |
| 764 | }; |
| 765 | |
| 766 | void __init at91_add_device_isi(void) |
| 767 | { |
| 768 | at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */ |
| 769 | at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */ |
| 770 | at91_set_A_periph(AT91_PIN_PE2, 0); /* ISI_D2 */ |
| 771 | at91_set_A_periph(AT91_PIN_PE3, 0); /* ISI_D3 */ |
| 772 | at91_set_A_periph(AT91_PIN_PE4, 0); /* ISI_D4 */ |
| 773 | at91_set_A_periph(AT91_PIN_PE5, 0); /* ISI_D5 */ |
| 774 | at91_set_A_periph(AT91_PIN_PE6, 0); /* ISI_D6 */ |
| 775 | at91_set_A_periph(AT91_PIN_PE7, 0); /* ISI_D7 */ |
| 776 | at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */ |
| 777 | at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */ |
| 778 | at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */ |
| 779 | at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */ |
| 780 | at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */ |
| 781 | at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */ |
| 782 | at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */ |
| 783 | at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */ |
| 784 | } |
| 785 | #else |
| 786 | void __init at91_add_device_isi(void) {} |
| 787 | #endif |
| 788 | |
| 789 | |
| 790 | /* -------------------------------------------------------------------- |
Andrew Victor | e5f40bf | 2008-04-02 21:58:00 +0100 | [diff] [blame] | 791 | * Timer/Counter block |
| 792 | * -------------------------------------------------------------------- */ |
| 793 | |
| 794 | #ifdef CONFIG_ATMEL_TCLIB |
| 795 | |
| 796 | static struct resource tcb_resources[] = { |
| 797 | [0] = { |
| 798 | .start = AT91SAM9263_BASE_TCB0, |
| 799 | .end = AT91SAM9263_BASE_TCB0 + SZ_16K - 1, |
| 800 | .flags = IORESOURCE_MEM, |
| 801 | }, |
| 802 | [1] = { |
| 803 | .start = AT91SAM9263_ID_TCB, |
| 804 | .end = AT91SAM9263_ID_TCB, |
| 805 | .flags = IORESOURCE_IRQ, |
| 806 | }, |
| 807 | }; |
| 808 | |
| 809 | static struct platform_device at91sam9263_tcb_device = { |
| 810 | .name = "atmel_tcb", |
| 811 | .id = 0, |
| 812 | .resource = tcb_resources, |
| 813 | .num_resources = ARRAY_SIZE(tcb_resources), |
| 814 | }; |
| 815 | |
| 816 | static void __init at91_add_device_tc(void) |
| 817 | { |
| 818 | /* this chip has one clock and irq for all three TC channels */ |
| 819 | at91_clock_associate("tcb_clk", &at91sam9263_tcb_device.dev, "t0_clk"); |
| 820 | platform_device_register(&at91sam9263_tcb_device); |
| 821 | } |
| 822 | #else |
| 823 | static void __init at91_add_device_tc(void) { } |
| 824 | #endif |
| 825 | |
| 826 | |
| 827 | /* -------------------------------------------------------------------- |
Andrew Victor | 884f5a6 | 2008-01-23 09:11:13 +0100 | [diff] [blame] | 828 | * RTT |
| 829 | * -------------------------------------------------------------------- */ |
| 830 | |
| 831 | static struct resource rtt0_resources[] = { |
| 832 | { |
| 833 | .start = AT91_BASE_SYS + AT91_RTT0, |
| 834 | .end = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1, |
| 835 | .flags = IORESOURCE_MEM, |
| 836 | } |
| 837 | }; |
| 838 | |
| 839 | static struct platform_device at91sam9263_rtt0_device = { |
| 840 | .name = "at91_rtt", |
| 841 | .id = 0, |
| 842 | .resource = rtt0_resources, |
| 843 | .num_resources = ARRAY_SIZE(rtt0_resources), |
| 844 | }; |
| 845 | |
| 846 | static struct resource rtt1_resources[] = { |
| 847 | { |
| 848 | .start = AT91_BASE_SYS + AT91_RTT1, |
| 849 | .end = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1, |
| 850 | .flags = IORESOURCE_MEM, |
| 851 | } |
| 852 | }; |
| 853 | |
| 854 | static struct platform_device at91sam9263_rtt1_device = { |
| 855 | .name = "at91_rtt", |
| 856 | .id = 1, |
| 857 | .resource = rtt1_resources, |
| 858 | .num_resources = ARRAY_SIZE(rtt1_resources), |
| 859 | }; |
| 860 | |
| 861 | static void __init at91_add_device_rtt(void) |
| 862 | { |
| 863 | platform_device_register(&at91sam9263_rtt0_device); |
| 864 | platform_device_register(&at91sam9263_rtt1_device); |
| 865 | } |
| 866 | |
| 867 | |
| 868 | /* -------------------------------------------------------------------- |
| 869 | * Watchdog |
| 870 | * -------------------------------------------------------------------- */ |
| 871 | |
| 872 | #if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) |
| 873 | static struct platform_device at91sam9263_wdt_device = { |
| 874 | .name = "at91_wdt", |
| 875 | .id = -1, |
| 876 | .num_resources = 0, |
| 877 | }; |
| 878 | |
| 879 | static void __init at91_add_device_watchdog(void) |
| 880 | { |
| 881 | platform_device_register(&at91sam9263_wdt_device); |
| 882 | } |
| 883 | #else |
| 884 | static void __init at91_add_device_watchdog(void) {} |
| 885 | #endif |
| 886 | |
| 887 | |
| 888 | /* -------------------------------------------------------------------- |
Andrew Victor | bfbc326 | 2008-01-23 09:18:06 +0100 | [diff] [blame] | 889 | * SSC -- Synchronous Serial Controller |
| 890 | * -------------------------------------------------------------------- */ |
| 891 | |
| 892 | #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE) |
| 893 | static u64 ssc0_dmamask = DMA_BIT_MASK(32); |
| 894 | |
| 895 | static struct resource ssc0_resources[] = { |
| 896 | [0] = { |
| 897 | .start = AT91SAM9263_BASE_SSC0, |
| 898 | .end = AT91SAM9263_BASE_SSC0 + SZ_16K - 1, |
| 899 | .flags = IORESOURCE_MEM, |
| 900 | }, |
| 901 | [1] = { |
| 902 | .start = AT91SAM9263_ID_SSC0, |
| 903 | .end = AT91SAM9263_ID_SSC0, |
| 904 | .flags = IORESOURCE_IRQ, |
| 905 | }, |
| 906 | }; |
| 907 | |
| 908 | static struct platform_device at91sam9263_ssc0_device = { |
| 909 | .name = "ssc", |
| 910 | .id = 0, |
| 911 | .dev = { |
| 912 | .dma_mask = &ssc0_dmamask, |
| 913 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 914 | }, |
| 915 | .resource = ssc0_resources, |
| 916 | .num_resources = ARRAY_SIZE(ssc0_resources), |
| 917 | }; |
| 918 | |
| 919 | static inline void configure_ssc0_pins(unsigned pins) |
| 920 | { |
| 921 | if (pins & ATMEL_SSC_TF) |
| 922 | at91_set_B_periph(AT91_PIN_PB0, 1); |
| 923 | if (pins & ATMEL_SSC_TK) |
| 924 | at91_set_B_periph(AT91_PIN_PB1, 1); |
| 925 | if (pins & ATMEL_SSC_TD) |
| 926 | at91_set_B_periph(AT91_PIN_PB2, 1); |
| 927 | if (pins & ATMEL_SSC_RD) |
| 928 | at91_set_B_periph(AT91_PIN_PB3, 1); |
| 929 | if (pins & ATMEL_SSC_RK) |
| 930 | at91_set_B_periph(AT91_PIN_PB4, 1); |
| 931 | if (pins & ATMEL_SSC_RF) |
| 932 | at91_set_B_periph(AT91_PIN_PB5, 1); |
| 933 | } |
| 934 | |
| 935 | static u64 ssc1_dmamask = DMA_BIT_MASK(32); |
| 936 | |
| 937 | static struct resource ssc1_resources[] = { |
| 938 | [0] = { |
| 939 | .start = AT91SAM9263_BASE_SSC1, |
| 940 | .end = AT91SAM9263_BASE_SSC1 + SZ_16K - 1, |
| 941 | .flags = IORESOURCE_MEM, |
| 942 | }, |
| 943 | [1] = { |
| 944 | .start = AT91SAM9263_ID_SSC1, |
| 945 | .end = AT91SAM9263_ID_SSC1, |
| 946 | .flags = IORESOURCE_IRQ, |
| 947 | }, |
| 948 | }; |
| 949 | |
| 950 | static struct platform_device at91sam9263_ssc1_device = { |
| 951 | .name = "ssc", |
| 952 | .id = 1, |
| 953 | .dev = { |
| 954 | .dma_mask = &ssc1_dmamask, |
| 955 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 956 | }, |
| 957 | .resource = ssc1_resources, |
| 958 | .num_resources = ARRAY_SIZE(ssc1_resources), |
| 959 | }; |
| 960 | |
| 961 | static inline void configure_ssc1_pins(unsigned pins) |
| 962 | { |
| 963 | if (pins & ATMEL_SSC_TF) |
| 964 | at91_set_A_periph(AT91_PIN_PB6, 1); |
| 965 | if (pins & ATMEL_SSC_TK) |
| 966 | at91_set_A_periph(AT91_PIN_PB7, 1); |
| 967 | if (pins & ATMEL_SSC_TD) |
| 968 | at91_set_A_periph(AT91_PIN_PB8, 1); |
| 969 | if (pins & ATMEL_SSC_RD) |
| 970 | at91_set_A_periph(AT91_PIN_PB9, 1); |
| 971 | if (pins & ATMEL_SSC_RK) |
| 972 | at91_set_A_periph(AT91_PIN_PB10, 1); |
| 973 | if (pins & ATMEL_SSC_RF) |
| 974 | at91_set_A_periph(AT91_PIN_PB11, 1); |
| 975 | } |
| 976 | |
| 977 | /* |
| 978 | * Return the device node so that board init code can use it as the |
| 979 | * parent for the device node reflecting how it's used on this board. |
| 980 | * |
| 981 | * SSC controllers are accessed through library code, instead of any |
| 982 | * kind of all-singing/all-dancing driver. For example one could be |
| 983 | * used by a particular I2S audio codec's driver, while another one |
| 984 | * on the same system might be used by a custom data capture driver. |
| 985 | */ |
| 986 | void __init at91_add_device_ssc(unsigned id, unsigned pins) |
| 987 | { |
| 988 | struct platform_device *pdev; |
| 989 | |
| 990 | /* |
| 991 | * NOTE: caller is responsible for passing information matching |
| 992 | * "pins" to whatever will be using each particular controller. |
| 993 | */ |
| 994 | switch (id) { |
| 995 | case AT91SAM9263_ID_SSC0: |
| 996 | pdev = &at91sam9263_ssc0_device; |
| 997 | configure_ssc0_pins(pins); |
| 998 | at91_clock_associate("ssc0_clk", &pdev->dev, "pclk"); |
| 999 | break; |
| 1000 | case AT91SAM9263_ID_SSC1: |
| 1001 | pdev = &at91sam9263_ssc1_device; |
| 1002 | configure_ssc1_pins(pins); |
| 1003 | at91_clock_associate("ssc1_clk", &pdev->dev, "pclk"); |
| 1004 | break; |
| 1005 | default: |
| 1006 | return; |
| 1007 | } |
| 1008 | |
| 1009 | platform_device_register(pdev); |
| 1010 | } |
| 1011 | |
| 1012 | #else |
| 1013 | void __init at91_add_device_ssc(unsigned id, unsigned pins) {} |
| 1014 | #endif |
| 1015 | |
| 1016 | |
| 1017 | /* -------------------------------------------------------------------- |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1018 | * UART |
| 1019 | * -------------------------------------------------------------------- */ |
| 1020 | |
| 1021 | #if defined(CONFIG_SERIAL_ATMEL) |
| 1022 | |
| 1023 | static struct resource dbgu_resources[] = { |
| 1024 | [0] = { |
| 1025 | .start = AT91_VA_BASE_SYS + AT91_DBGU, |
| 1026 | .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1, |
| 1027 | .flags = IORESOURCE_MEM, |
| 1028 | }, |
| 1029 | [1] = { |
| 1030 | .start = AT91_ID_SYS, |
| 1031 | .end = AT91_ID_SYS, |
| 1032 | .flags = IORESOURCE_IRQ, |
| 1033 | }, |
| 1034 | }; |
| 1035 | |
| 1036 | static struct atmel_uart_data dbgu_data = { |
| 1037 | .use_dma_tx = 0, |
| 1038 | .use_dma_rx = 0, /* DBGU not capable of receive DMA */ |
| 1039 | .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU), |
| 1040 | }; |
| 1041 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1042 | static u64 dbgu_dmamask = DMA_BIT_MASK(32); |
| 1043 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1044 | static struct platform_device at91sam9263_dbgu_device = { |
| 1045 | .name = "atmel_usart", |
| 1046 | .id = 0, |
| 1047 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1048 | .dma_mask = &dbgu_dmamask, |
| 1049 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1050 | .platform_data = &dbgu_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1051 | }, |
| 1052 | .resource = dbgu_resources, |
| 1053 | .num_resources = ARRAY_SIZE(dbgu_resources), |
| 1054 | }; |
| 1055 | |
| 1056 | static inline void configure_dbgu_pins(void) |
| 1057 | { |
| 1058 | at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ |
| 1059 | at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ |
| 1060 | } |
| 1061 | |
| 1062 | static struct resource uart0_resources[] = { |
| 1063 | [0] = { |
| 1064 | .start = AT91SAM9263_BASE_US0, |
| 1065 | .end = AT91SAM9263_BASE_US0 + SZ_16K - 1, |
| 1066 | .flags = IORESOURCE_MEM, |
| 1067 | }, |
| 1068 | [1] = { |
| 1069 | .start = AT91SAM9263_ID_US0, |
| 1070 | .end = AT91SAM9263_ID_US0, |
| 1071 | .flags = IORESOURCE_IRQ, |
| 1072 | }, |
| 1073 | }; |
| 1074 | |
| 1075 | static struct atmel_uart_data uart0_data = { |
| 1076 | .use_dma_tx = 1, |
| 1077 | .use_dma_rx = 1, |
| 1078 | }; |
| 1079 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1080 | static u64 uart0_dmamask = DMA_BIT_MASK(32); |
| 1081 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1082 | static struct platform_device at91sam9263_uart0_device = { |
| 1083 | .name = "atmel_usart", |
| 1084 | .id = 1, |
| 1085 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1086 | .dma_mask = &uart0_dmamask, |
| 1087 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1088 | .platform_data = &uart0_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1089 | }, |
| 1090 | .resource = uart0_resources, |
| 1091 | .num_resources = ARRAY_SIZE(uart0_resources), |
| 1092 | }; |
| 1093 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1094 | static inline void configure_usart0_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1095 | { |
| 1096 | at91_set_A_periph(AT91_PIN_PA26, 1); /* TXD0 */ |
| 1097 | at91_set_A_periph(AT91_PIN_PA27, 0); /* RXD0 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1098 | |
| 1099 | if (pins & ATMEL_UART_RTS) |
| 1100 | at91_set_A_periph(AT91_PIN_PA28, 0); /* RTS0 */ |
| 1101 | if (pins & ATMEL_UART_CTS) |
| 1102 | at91_set_A_periph(AT91_PIN_PA29, 0); /* CTS0 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1103 | } |
| 1104 | |
| 1105 | static struct resource uart1_resources[] = { |
| 1106 | [0] = { |
| 1107 | .start = AT91SAM9263_BASE_US1, |
| 1108 | .end = AT91SAM9263_BASE_US1 + SZ_16K - 1, |
| 1109 | .flags = IORESOURCE_MEM, |
| 1110 | }, |
| 1111 | [1] = { |
| 1112 | .start = AT91SAM9263_ID_US1, |
| 1113 | .end = AT91SAM9263_ID_US1, |
| 1114 | .flags = IORESOURCE_IRQ, |
| 1115 | }, |
| 1116 | }; |
| 1117 | |
| 1118 | static struct atmel_uart_data uart1_data = { |
| 1119 | .use_dma_tx = 1, |
| 1120 | .use_dma_rx = 1, |
| 1121 | }; |
| 1122 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1123 | static u64 uart1_dmamask = DMA_BIT_MASK(32); |
| 1124 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1125 | static struct platform_device at91sam9263_uart1_device = { |
| 1126 | .name = "atmel_usart", |
| 1127 | .id = 2, |
| 1128 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1129 | .dma_mask = &uart1_dmamask, |
| 1130 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1131 | .platform_data = &uart1_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1132 | }, |
| 1133 | .resource = uart1_resources, |
| 1134 | .num_resources = ARRAY_SIZE(uart1_resources), |
| 1135 | }; |
| 1136 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1137 | static inline void configure_usart1_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1138 | { |
| 1139 | at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ |
| 1140 | at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1141 | |
| 1142 | if (pins & ATMEL_UART_RTS) |
| 1143 | at91_set_B_periph(AT91_PIN_PD7, 0); /* RTS1 */ |
| 1144 | if (pins & ATMEL_UART_CTS) |
| 1145 | at91_set_B_periph(AT91_PIN_PD8, 0); /* CTS1 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1146 | } |
| 1147 | |
| 1148 | static struct resource uart2_resources[] = { |
| 1149 | [0] = { |
| 1150 | .start = AT91SAM9263_BASE_US2, |
| 1151 | .end = AT91SAM9263_BASE_US2 + SZ_16K - 1, |
| 1152 | .flags = IORESOURCE_MEM, |
| 1153 | }, |
| 1154 | [1] = { |
| 1155 | .start = AT91SAM9263_ID_US2, |
| 1156 | .end = AT91SAM9263_ID_US2, |
| 1157 | .flags = IORESOURCE_IRQ, |
| 1158 | }, |
| 1159 | }; |
| 1160 | |
| 1161 | static struct atmel_uart_data uart2_data = { |
| 1162 | .use_dma_tx = 1, |
| 1163 | .use_dma_rx = 1, |
| 1164 | }; |
| 1165 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1166 | static u64 uart2_dmamask = DMA_BIT_MASK(32); |
| 1167 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1168 | static struct platform_device at91sam9263_uart2_device = { |
| 1169 | .name = "atmel_usart", |
| 1170 | .id = 3, |
| 1171 | .dev = { |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1172 | .dma_mask = &uart2_dmamask, |
| 1173 | .coherent_dma_mask = DMA_BIT_MASK(32), |
| 1174 | .platform_data = &uart2_data, |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1175 | }, |
| 1176 | .resource = uart2_resources, |
| 1177 | .num_resources = ARRAY_SIZE(uart2_resources), |
| 1178 | }; |
| 1179 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1180 | static inline void configure_usart2_pins(unsigned pins) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1181 | { |
| 1182 | at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ |
| 1183 | at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1184 | |
| 1185 | if (pins & ATMEL_UART_RTS) |
| 1186 | at91_set_B_periph(AT91_PIN_PD5, 0); /* RTS2 */ |
| 1187 | if (pins & ATMEL_UART_CTS) |
| 1188 | at91_set_B_periph(AT91_PIN_PD6, 0); /* CTS2 */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1189 | } |
| 1190 | |
Andrew Victor | c6686ff | 2008-01-23 09:13:53 +0100 | [diff] [blame] | 1191 | static struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */ |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1192 | struct platform_device *atmel_default_console_device; /* the serial console device */ |
| 1193 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1194 | void __init __deprecated at91_init_serial(struct at91_uart_config *config) |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1195 | { |
| 1196 | int i; |
| 1197 | |
| 1198 | /* Fill in list of supported UARTs */ |
| 1199 | for (i = 0; i < config->nr_tty; i++) { |
| 1200 | switch (config->tty_map[i]) { |
| 1201 | case 0: |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1202 | configure_usart0_pins(ATMEL_UART_CTS | ATMEL_UART_RTS); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1203 | at91_uarts[i] = &at91sam9263_uart0_device; |
| 1204 | at91_clock_associate("usart0_clk", &at91sam9263_uart0_device.dev, "usart"); |
| 1205 | break; |
| 1206 | case 1: |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1207 | configure_usart1_pins(ATMEL_UART_CTS | ATMEL_UART_RTS); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1208 | at91_uarts[i] = &at91sam9263_uart1_device; |
| 1209 | at91_clock_associate("usart1_clk", &at91sam9263_uart1_device.dev, "usart"); |
| 1210 | break; |
| 1211 | case 2: |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1212 | configure_usart2_pins(ATMEL_UART_CTS | ATMEL_UART_RTS); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1213 | at91_uarts[i] = &at91sam9263_uart2_device; |
| 1214 | at91_clock_associate("usart2_clk", &at91sam9263_uart2_device.dev, "usart"); |
| 1215 | break; |
| 1216 | case 3: |
| 1217 | configure_dbgu_pins(); |
| 1218 | at91_uarts[i] = &at91sam9263_dbgu_device; |
| 1219 | at91_clock_associate("mck", &at91sam9263_dbgu_device.dev, "usart"); |
| 1220 | break; |
| 1221 | default: |
| 1222 | continue; |
| 1223 | } |
| 1224 | at91_uarts[i]->id = i; /* update ID number to mapped ID */ |
| 1225 | } |
| 1226 | |
| 1227 | /* Set serial console device */ |
| 1228 | if (config->console_tty < ATMEL_MAX_UART) |
| 1229 | atmel_default_console_device = at91_uarts[config->console_tty]; |
| 1230 | if (!atmel_default_console_device) |
| 1231 | printk(KERN_INFO "AT91: No default serial console defined.\n"); |
| 1232 | } |
| 1233 | |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1234 | void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) |
| 1235 | { |
| 1236 | struct platform_device *pdev; |
| 1237 | |
| 1238 | switch (id) { |
| 1239 | case 0: /* DBGU */ |
| 1240 | pdev = &at91sam9263_dbgu_device; |
| 1241 | configure_dbgu_pins(); |
| 1242 | at91_clock_associate("mck", &pdev->dev, "usart"); |
| 1243 | break; |
| 1244 | case AT91SAM9263_ID_US0: |
| 1245 | pdev = &at91sam9263_uart0_device; |
| 1246 | configure_usart0_pins(pins); |
| 1247 | at91_clock_associate("usart0_clk", &pdev->dev, "usart"); |
| 1248 | break; |
| 1249 | case AT91SAM9263_ID_US1: |
| 1250 | pdev = &at91sam9263_uart1_device; |
| 1251 | configure_usart1_pins(pins); |
| 1252 | at91_clock_associate("usart1_clk", &pdev->dev, "usart"); |
| 1253 | break; |
| 1254 | case AT91SAM9263_ID_US2: |
| 1255 | pdev = &at91sam9263_uart2_device; |
| 1256 | configure_usart2_pins(pins); |
| 1257 | at91_clock_associate("usart2_clk", &pdev->dev, "usart"); |
| 1258 | break; |
| 1259 | default: |
| 1260 | return; |
| 1261 | } |
| 1262 | pdev->id = portnr; /* update to mapped ID */ |
| 1263 | |
| 1264 | if (portnr < ATMEL_MAX_UART) |
| 1265 | at91_uarts[portnr] = pdev; |
| 1266 | } |
| 1267 | |
| 1268 | void __init at91_set_serial_console(unsigned portnr) |
| 1269 | { |
| 1270 | if (portnr < ATMEL_MAX_UART) |
| 1271 | atmel_default_console_device = at91_uarts[portnr]; |
| 1272 | if (!atmel_default_console_device) |
| 1273 | printk(KERN_INFO "AT91: No default serial console defined.\n"); |
| 1274 | } |
| 1275 | |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1276 | void __init at91_add_device_serial(void) |
| 1277 | { |
| 1278 | int i; |
| 1279 | |
| 1280 | for (i = 0; i < ATMEL_MAX_UART; i++) { |
| 1281 | if (at91_uarts[i]) |
| 1282 | platform_device_register(at91_uarts[i]); |
| 1283 | } |
| 1284 | } |
| 1285 | #else |
| 1286 | void __init at91_init_serial(struct at91_uart_config *config) {} |
Andrew Victor | c8f385a | 2008-01-23 09:25:15 +0100 | [diff] [blame] | 1287 | void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {} |
| 1288 | void __init at91_set_serial_console(unsigned portnr) {} |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1289 | void __init at91_add_device_serial(void) {} |
| 1290 | #endif |
| 1291 | |
| 1292 | |
| 1293 | /* -------------------------------------------------------------------- */ |
| 1294 | /* |
| 1295 | * These devices are always present and don't need any board-specific |
| 1296 | * setup. |
| 1297 | */ |
| 1298 | static int __init at91_add_standard_devices(void) |
| 1299 | { |
Andrew Victor | 884f5a6 | 2008-01-23 09:11:13 +0100 | [diff] [blame] | 1300 | at91_add_device_rtt(); |
| 1301 | at91_add_device_watchdog(); |
Andrew Victor | e5f40bf | 2008-04-02 21:58:00 +0100 | [diff] [blame] | 1302 | at91_add_device_tc(); |
Andrew Victor | b2c6561 | 2007-02-08 09:42:40 +0100 | [diff] [blame] | 1303 | return 0; |
| 1304 | } |
| 1305 | |
| 1306 | arch_initcall(at91_add_standard_devices); |