This client driver allows you to use a GPIO pin as a source for PPS
[linux-2.6/next.git] / arch / sh / boards / board-sh7757lcr.c
blobfa2a208ec6cb585db12f768fcfae41116b93a362
1 /*
2 * Renesas R0P7757LC0012RL Support.
4 * Copyright (C) 2009 - 2010 Renesas Solutions Corp.
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
11 #include <linux/init.h>
12 #include <linux/platform_device.h>
13 #include <linux/gpio.h>
14 #include <linux/irq.h>
15 #include <linux/spi/spi.h>
16 #include <linux/spi/flash.h>
17 #include <linux/io.h>
18 #include <linux/mmc/host.h>
19 #include <linux/mmc/sh_mmcif.h>
20 #include <linux/mmc/sh_mobile_sdhi.h>
21 #include <cpu/sh7757.h>
22 #include <asm/sh_eth.h>
23 #include <asm/heartbeat.h>
25 static struct resource heartbeat_resource = {
26 .start = 0xffec005c, /* PUDR */
27 .end = 0xffec005c,
28 .flags = IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
31 static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3 };
33 static struct heartbeat_data heartbeat_data = {
34 .bit_pos = heartbeat_bit_pos,
35 .nr_bits = ARRAY_SIZE(heartbeat_bit_pos),
36 .flags = HEARTBEAT_INVERTED,
39 static struct platform_device heartbeat_device = {
40 .name = "heartbeat",
41 .id = -1,
42 .dev = {
43 .platform_data = &heartbeat_data,
45 .num_resources = 1,
46 .resource = &heartbeat_resource,
49 /* Fast Ethernet */
50 #define GBECONT 0xffc10100
51 #define GBECONT_RMII1 BIT(17)
52 #define GBECONT_RMII0 BIT(16)
53 static void sh7757_eth_set_mdio_gate(unsigned long addr)
55 if ((addr & 0x00000fff) < 0x0800)
56 writel(readl(GBECONT) | GBECONT_RMII0, GBECONT);
57 else
58 writel(readl(GBECONT) | GBECONT_RMII1, GBECONT);
61 static struct resource sh_eth0_resources[] = {
63 .start = 0xfef00000,
64 .end = 0xfef001ff,
65 .flags = IORESOURCE_MEM,
66 }, {
67 .start = 84,
68 .end = 84,
69 .flags = IORESOURCE_IRQ,
73 static struct sh_eth_plat_data sh7757_eth0_pdata = {
74 .phy = 1,
75 .edmac_endian = EDMAC_LITTLE_ENDIAN,
76 .register_type = SH_ETH_REG_FAST_SH4,
77 .set_mdio_gate = sh7757_eth_set_mdio_gate,
80 static struct platform_device sh7757_eth0_device = {
81 .name = "sh-eth",
82 .resource = sh_eth0_resources,
83 .id = 0,
84 .num_resources = ARRAY_SIZE(sh_eth0_resources),
85 .dev = {
86 .platform_data = &sh7757_eth0_pdata,
90 static struct resource sh_eth1_resources[] = {
92 .start = 0xfef00800,
93 .end = 0xfef009ff,
94 .flags = IORESOURCE_MEM,
95 }, {
96 .start = 84,
97 .end = 84,
98 .flags = IORESOURCE_IRQ,
102 static struct sh_eth_plat_data sh7757_eth1_pdata = {
103 .phy = 1,
104 .edmac_endian = EDMAC_LITTLE_ENDIAN,
105 .register_type = SH_ETH_REG_FAST_SH4,
106 .set_mdio_gate = sh7757_eth_set_mdio_gate,
109 static struct platform_device sh7757_eth1_device = {
110 .name = "sh-eth",
111 .resource = sh_eth1_resources,
112 .id = 1,
113 .num_resources = ARRAY_SIZE(sh_eth1_resources),
114 .dev = {
115 .platform_data = &sh7757_eth1_pdata,
119 static void sh7757_eth_giga_set_mdio_gate(unsigned long addr)
121 if ((addr & 0x00000fff) < 0x0800) {
122 gpio_set_value(GPIO_PTT4, 1);
123 writel(readl(GBECONT) & ~GBECONT_RMII0, GBECONT);
124 } else {
125 gpio_set_value(GPIO_PTT4, 0);
126 writel(readl(GBECONT) & ~GBECONT_RMII1, GBECONT);
130 static struct resource sh_eth_giga0_resources[] = {
132 .start = 0xfee00000,
133 .end = 0xfee007ff,
134 .flags = IORESOURCE_MEM,
135 }, {
136 /* TSU */
137 .start = 0xfee01800,
138 .end = 0xfee01fff,
139 .flags = IORESOURCE_MEM,
140 }, {
141 .start = 315,
142 .end = 315,
143 .flags = IORESOURCE_IRQ,
147 static struct sh_eth_plat_data sh7757_eth_giga0_pdata = {
148 .phy = 18,
149 .edmac_endian = EDMAC_LITTLE_ENDIAN,
150 .register_type = SH_ETH_REG_GIGABIT,
151 .set_mdio_gate = sh7757_eth_giga_set_mdio_gate,
152 .phy_interface = PHY_INTERFACE_MODE_RGMII_ID,
155 static struct platform_device sh7757_eth_giga0_device = {
156 .name = "sh-eth",
157 .resource = sh_eth_giga0_resources,
158 .id = 2,
159 .num_resources = ARRAY_SIZE(sh_eth_giga0_resources),
160 .dev = {
161 .platform_data = &sh7757_eth_giga0_pdata,
165 static struct resource sh_eth_giga1_resources[] = {
167 .start = 0xfee00800,
168 .end = 0xfee00fff,
169 .flags = IORESOURCE_MEM,
170 }, {
171 .start = 316,
172 .end = 316,
173 .flags = IORESOURCE_IRQ,
177 static struct sh_eth_plat_data sh7757_eth_giga1_pdata = {
178 .phy = 19,
179 .edmac_endian = EDMAC_LITTLE_ENDIAN,
180 .register_type = SH_ETH_REG_GIGABIT,
181 .set_mdio_gate = sh7757_eth_giga_set_mdio_gate,
182 .phy_interface = PHY_INTERFACE_MODE_RGMII_ID,
185 static struct platform_device sh7757_eth_giga1_device = {
186 .name = "sh-eth",
187 .resource = sh_eth_giga1_resources,
188 .id = 3,
189 .num_resources = ARRAY_SIZE(sh_eth_giga1_resources),
190 .dev = {
191 .platform_data = &sh7757_eth_giga1_pdata,
195 /* SH_MMCIF */
196 static struct resource sh_mmcif_resources[] = {
197 [0] = {
198 .start = 0xffcb0000,
199 .end = 0xffcb00ff,
200 .flags = IORESOURCE_MEM,
202 [1] = {
203 .start = 211,
204 .flags = IORESOURCE_IRQ,
206 [2] = {
207 .start = 212,
208 .flags = IORESOURCE_IRQ,
212 static struct sh_mmcif_dma sh7757lcr_mmcif_dma = {
213 .chan_priv_tx = SHDMA_SLAVE_MMCIF_TX,
214 .chan_priv_rx = SHDMA_SLAVE_MMCIF_RX,
217 static struct sh_mmcif_plat_data sh_mmcif_plat = {
218 .dma = &sh7757lcr_mmcif_dma,
219 .sup_pclk = 0x0f,
220 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
221 .ocr = MMC_VDD_32_33 | MMC_VDD_33_34,
224 static struct platform_device sh_mmcif_device = {
225 .name = "sh_mmcif",
226 .id = 0,
227 .dev = {
228 .platform_data = &sh_mmcif_plat,
230 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
231 .resource = sh_mmcif_resources,
234 /* SDHI0 */
235 static struct sh_mobile_sdhi_info sdhi_info = {
236 .dma_slave_tx = SHDMA_SLAVE_SDHI_TX,
237 .dma_slave_rx = SHDMA_SLAVE_SDHI_RX,
238 .tmio_caps = MMC_CAP_SD_HIGHSPEED,
241 static struct resource sdhi_resources[] = {
242 [0] = {
243 .start = 0xffe50000,
244 .end = 0xffe501ff,
245 .flags = IORESOURCE_MEM,
247 [1] = {
248 .start = 20,
249 .flags = IORESOURCE_IRQ,
253 static struct platform_device sdhi_device = {
254 .name = "sh_mobile_sdhi",
255 .num_resources = ARRAY_SIZE(sdhi_resources),
256 .resource = sdhi_resources,
257 .id = 0,
258 .dev = {
259 .platform_data = &sdhi_info,
263 static struct platform_device *sh7757lcr_devices[] __initdata = {
264 &heartbeat_device,
265 &sh7757_eth0_device,
266 &sh7757_eth1_device,
267 &sh7757_eth_giga0_device,
268 &sh7757_eth_giga1_device,
269 &sh_mmcif_device,
270 &sdhi_device,
273 static struct flash_platform_data spi_flash_data = {
274 .name = "m25p80",
275 .type = "m25px64",
278 static struct spi_board_info spi_board_info[] = {
280 .modalias = "m25p80",
281 .max_speed_hz = 25000000,
282 .bus_num = 0,
283 .chip_select = 1,
284 .platform_data = &spi_flash_data,
288 static int __init sh7757lcr_devices_setup(void)
290 /* RGMII (PTA) */
291 gpio_request(GPIO_FN_ET0_MDC, NULL);
292 gpio_request(GPIO_FN_ET0_MDIO, NULL);
293 gpio_request(GPIO_FN_ET1_MDC, NULL);
294 gpio_request(GPIO_FN_ET1_MDIO, NULL);
296 /* ONFI (PTB, PTZ) */
297 gpio_request(GPIO_FN_ON_NRE, NULL);
298 gpio_request(GPIO_FN_ON_NWE, NULL);
299 gpio_request(GPIO_FN_ON_NWP, NULL);
300 gpio_request(GPIO_FN_ON_NCE0, NULL);
301 gpio_request(GPIO_FN_ON_R_B0, NULL);
302 gpio_request(GPIO_FN_ON_ALE, NULL);
303 gpio_request(GPIO_FN_ON_CLE, NULL);
305 gpio_request(GPIO_FN_ON_DQ7, NULL);
306 gpio_request(GPIO_FN_ON_DQ6, NULL);
307 gpio_request(GPIO_FN_ON_DQ5, NULL);
308 gpio_request(GPIO_FN_ON_DQ4, NULL);
309 gpio_request(GPIO_FN_ON_DQ3, NULL);
310 gpio_request(GPIO_FN_ON_DQ2, NULL);
311 gpio_request(GPIO_FN_ON_DQ1, NULL);
312 gpio_request(GPIO_FN_ON_DQ0, NULL);
314 /* IRQ8 to 0 (PTB, PTC) */
315 gpio_request(GPIO_FN_IRQ8, NULL);
316 gpio_request(GPIO_FN_IRQ7, NULL);
317 gpio_request(GPIO_FN_IRQ6, NULL);
318 gpio_request(GPIO_FN_IRQ5, NULL);
319 gpio_request(GPIO_FN_IRQ4, NULL);
320 gpio_request(GPIO_FN_IRQ3, NULL);
321 gpio_request(GPIO_FN_IRQ2, NULL);
322 gpio_request(GPIO_FN_IRQ1, NULL);
323 gpio_request(GPIO_FN_IRQ0, NULL);
325 /* SPI0 (PTD) */
326 gpio_request(GPIO_FN_SP0_MOSI, NULL);
327 gpio_request(GPIO_FN_SP0_MISO, NULL);
328 gpio_request(GPIO_FN_SP0_SCK, NULL);
329 gpio_request(GPIO_FN_SP0_SCK_FB, NULL);
330 gpio_request(GPIO_FN_SP0_SS0, NULL);
331 gpio_request(GPIO_FN_SP0_SS1, NULL);
332 gpio_request(GPIO_FN_SP0_SS2, NULL);
333 gpio_request(GPIO_FN_SP0_SS3, NULL);
335 /* RMII 0/1 (PTE, PTF) */
336 gpio_request(GPIO_FN_RMII0_CRS_DV, NULL);
337 gpio_request(GPIO_FN_RMII0_TXD1, NULL);
338 gpio_request(GPIO_FN_RMII0_TXD0, NULL);
339 gpio_request(GPIO_FN_RMII0_TXEN, NULL);
340 gpio_request(GPIO_FN_RMII0_REFCLK, NULL);
341 gpio_request(GPIO_FN_RMII0_RXD1, NULL);
342 gpio_request(GPIO_FN_RMII0_RXD0, NULL);
343 gpio_request(GPIO_FN_RMII0_RX_ER, NULL);
344 gpio_request(GPIO_FN_RMII1_CRS_DV, NULL);
345 gpio_request(GPIO_FN_RMII1_TXD1, NULL);
346 gpio_request(GPIO_FN_RMII1_TXD0, NULL);
347 gpio_request(GPIO_FN_RMII1_TXEN, NULL);
348 gpio_request(GPIO_FN_RMII1_REFCLK, NULL);
349 gpio_request(GPIO_FN_RMII1_RXD1, NULL);
350 gpio_request(GPIO_FN_RMII1_RXD0, NULL);
351 gpio_request(GPIO_FN_RMII1_RX_ER, NULL);
353 /* eMMC (PTG) */
354 gpio_request(GPIO_FN_MMCCLK, NULL);
355 gpio_request(GPIO_FN_MMCCMD, NULL);
356 gpio_request(GPIO_FN_MMCDAT7, NULL);
357 gpio_request(GPIO_FN_MMCDAT6, NULL);
358 gpio_request(GPIO_FN_MMCDAT5, NULL);
359 gpio_request(GPIO_FN_MMCDAT4, NULL);
360 gpio_request(GPIO_FN_MMCDAT3, NULL);
361 gpio_request(GPIO_FN_MMCDAT2, NULL);
362 gpio_request(GPIO_FN_MMCDAT1, NULL);
363 gpio_request(GPIO_FN_MMCDAT0, NULL);
365 /* LPC (PTG, PTH, PTQ, PTU) */
366 gpio_request(GPIO_FN_SERIRQ, NULL);
367 gpio_request(GPIO_FN_LPCPD, NULL);
368 gpio_request(GPIO_FN_LDRQ, NULL);
369 gpio_request(GPIO_FN_WP, NULL);
370 gpio_request(GPIO_FN_FMS0, NULL);
371 gpio_request(GPIO_FN_LAD3, NULL);
372 gpio_request(GPIO_FN_LAD2, NULL);
373 gpio_request(GPIO_FN_LAD1, NULL);
374 gpio_request(GPIO_FN_LAD0, NULL);
375 gpio_request(GPIO_FN_LFRAME, NULL);
376 gpio_request(GPIO_FN_LRESET, NULL);
377 gpio_request(GPIO_FN_LCLK, NULL);
378 gpio_request(GPIO_FN_LGPIO7, NULL);
379 gpio_request(GPIO_FN_LGPIO6, NULL);
380 gpio_request(GPIO_FN_LGPIO5, NULL);
381 gpio_request(GPIO_FN_LGPIO4, NULL);
383 /* SPI1 (PTH) */
384 gpio_request(GPIO_FN_SP1_MOSI, NULL);
385 gpio_request(GPIO_FN_SP1_MISO, NULL);
386 gpio_request(GPIO_FN_SP1_SCK, NULL);
387 gpio_request(GPIO_FN_SP1_SCK_FB, NULL);
388 gpio_request(GPIO_FN_SP1_SS0, NULL);
389 gpio_request(GPIO_FN_SP1_SS1, NULL);
391 /* SDHI (PTI) */
392 gpio_request(GPIO_FN_SD_WP, NULL);
393 gpio_request(GPIO_FN_SD_CD, NULL);
394 gpio_request(GPIO_FN_SD_CLK, NULL);
395 gpio_request(GPIO_FN_SD_CMD, NULL);
396 gpio_request(GPIO_FN_SD_D3, NULL);
397 gpio_request(GPIO_FN_SD_D2, NULL);
398 gpio_request(GPIO_FN_SD_D1, NULL);
399 gpio_request(GPIO_FN_SD_D0, NULL);
401 /* SCIF3/4 (PTJ, PTW) */
402 gpio_request(GPIO_FN_RTS3, NULL);
403 gpio_request(GPIO_FN_CTS3, NULL);
404 gpio_request(GPIO_FN_TXD3, NULL);
405 gpio_request(GPIO_FN_RXD3, NULL);
406 gpio_request(GPIO_FN_RTS4, NULL);
407 gpio_request(GPIO_FN_RXD4, NULL);
408 gpio_request(GPIO_FN_TXD4, NULL);
409 gpio_request(GPIO_FN_CTS4, NULL);
411 /* SERMUX (PTK, PTL, PTO, PTV) */
412 gpio_request(GPIO_FN_COM2_TXD, NULL);
413 gpio_request(GPIO_FN_COM2_RXD, NULL);
414 gpio_request(GPIO_FN_COM2_RTS, NULL);
415 gpio_request(GPIO_FN_COM2_CTS, NULL);
416 gpio_request(GPIO_FN_COM2_DTR, NULL);
417 gpio_request(GPIO_FN_COM2_DSR, NULL);
418 gpio_request(GPIO_FN_COM2_DCD, NULL);
419 gpio_request(GPIO_FN_COM2_RI, NULL);
420 gpio_request(GPIO_FN_RAC_RXD, NULL);
421 gpio_request(GPIO_FN_RAC_RTS, NULL);
422 gpio_request(GPIO_FN_RAC_CTS, NULL);
423 gpio_request(GPIO_FN_RAC_DTR, NULL);
424 gpio_request(GPIO_FN_RAC_DSR, NULL);
425 gpio_request(GPIO_FN_RAC_DCD, NULL);
426 gpio_request(GPIO_FN_RAC_TXD, NULL);
427 gpio_request(GPIO_FN_COM1_TXD, NULL);
428 gpio_request(GPIO_FN_COM1_RXD, NULL);
429 gpio_request(GPIO_FN_COM1_RTS, NULL);
430 gpio_request(GPIO_FN_COM1_CTS, NULL);
432 writeb(0x10, 0xfe470000); /* SMR0: SerMux mode 0 */
434 /* IIC (PTM, PTR, PTS) */
435 gpio_request(GPIO_FN_SDA7, NULL);
436 gpio_request(GPIO_FN_SCL7, NULL);
437 gpio_request(GPIO_FN_SDA6, NULL);
438 gpio_request(GPIO_FN_SCL6, NULL);
439 gpio_request(GPIO_FN_SDA5, NULL);
440 gpio_request(GPIO_FN_SCL5, NULL);
441 gpio_request(GPIO_FN_SDA4, NULL);
442 gpio_request(GPIO_FN_SCL4, NULL);
443 gpio_request(GPIO_FN_SDA3, NULL);
444 gpio_request(GPIO_FN_SCL3, NULL);
445 gpio_request(GPIO_FN_SDA2, NULL);
446 gpio_request(GPIO_FN_SCL2, NULL);
447 gpio_request(GPIO_FN_SDA1, NULL);
448 gpio_request(GPIO_FN_SCL1, NULL);
449 gpio_request(GPIO_FN_SDA0, NULL);
450 gpio_request(GPIO_FN_SCL0, NULL);
452 /* USB (PTN) */
453 gpio_request(GPIO_FN_VBUS_EN, NULL);
454 gpio_request(GPIO_FN_VBUS_OC, NULL);
456 /* SGPIO1/0 (PTN, PTO) */
457 gpio_request(GPIO_FN_SGPIO1_CLK, NULL);
458 gpio_request(GPIO_FN_SGPIO1_LOAD, NULL);
459 gpio_request(GPIO_FN_SGPIO1_DI, NULL);
460 gpio_request(GPIO_FN_SGPIO1_DO, NULL);
461 gpio_request(GPIO_FN_SGPIO0_CLK, NULL);
462 gpio_request(GPIO_FN_SGPIO0_LOAD, NULL);
463 gpio_request(GPIO_FN_SGPIO0_DI, NULL);
464 gpio_request(GPIO_FN_SGPIO0_DO, NULL);
466 /* WDT (PTN) */
467 gpio_request(GPIO_FN_SUB_CLKIN, NULL);
469 /* System (PTT) */
470 gpio_request(GPIO_FN_STATUS1, NULL);
471 gpio_request(GPIO_FN_STATUS0, NULL);
473 /* PWMX (PTT) */
474 gpio_request(GPIO_FN_PWMX1, NULL);
475 gpio_request(GPIO_FN_PWMX0, NULL);
477 /* R-SPI (PTV) */
478 gpio_request(GPIO_FN_R_SPI_MOSI, NULL);
479 gpio_request(GPIO_FN_R_SPI_MISO, NULL);
480 gpio_request(GPIO_FN_R_SPI_RSPCK, NULL);
481 gpio_request(GPIO_FN_R_SPI_SSL0, NULL);
482 gpio_request(GPIO_FN_R_SPI_SSL1, NULL);
484 /* EVC (PTV, PTW) */
485 gpio_request(GPIO_FN_EVENT7, NULL);
486 gpio_request(GPIO_FN_EVENT6, NULL);
487 gpio_request(GPIO_FN_EVENT5, NULL);
488 gpio_request(GPIO_FN_EVENT4, NULL);
489 gpio_request(GPIO_FN_EVENT3, NULL);
490 gpio_request(GPIO_FN_EVENT2, NULL);
491 gpio_request(GPIO_FN_EVENT1, NULL);
492 gpio_request(GPIO_FN_EVENT0, NULL);
494 /* LED for heartbeat */
495 gpio_request(GPIO_PTU3, NULL);
496 gpio_direction_output(GPIO_PTU3, 1);
497 gpio_request(GPIO_PTU2, NULL);
498 gpio_direction_output(GPIO_PTU2, 1);
499 gpio_request(GPIO_PTU1, NULL);
500 gpio_direction_output(GPIO_PTU1, 1);
501 gpio_request(GPIO_PTU0, NULL);
502 gpio_direction_output(GPIO_PTU0, 1);
504 /* control for MDIO of Gigabit Ethernet */
505 gpio_request(GPIO_PTT4, NULL);
506 gpio_direction_output(GPIO_PTT4, 1);
508 /* control for eMMC */
509 gpio_request(GPIO_PTT7, NULL); /* eMMC_RST# */
510 gpio_direction_output(GPIO_PTT7, 0);
511 gpio_request(GPIO_PTT6, NULL); /* eMMC_INDEX# */
512 gpio_direction_output(GPIO_PTT6, 0);
513 gpio_request(GPIO_PTT5, NULL); /* eMMC_PRST# */
514 gpio_direction_output(GPIO_PTT5, 1);
516 /* register SPI device information */
517 spi_register_board_info(spi_board_info,
518 ARRAY_SIZE(spi_board_info));
520 /* General platform */
521 return platform_add_devices(sh7757lcr_devices,
522 ARRAY_SIZE(sh7757lcr_devices));
524 arch_initcall(sh7757lcr_devices_setup);
526 /* Initialize IRQ setting */
527 void __init init_sh7757lcr_IRQ(void)
529 plat_irq_setup_pins(IRQ_MODE_IRQ7654);
530 plat_irq_setup_pins(IRQ_MODE_IRQ3210);
533 /* Initialize the board */
534 static void __init sh7757lcr_setup(char **cmdline_p)
536 printk(KERN_INFO "Renesas R0P7757LC0012RL support.\n");
539 static int sh7757lcr_mode_pins(void)
541 int value = 0;
543 /* These are the factory default settings of S3 (Low active).
544 * If you change these dip switches then you will need to
545 * adjust the values below as well.
547 value |= MODE_PIN0; /* Clock Mode: 1 */
549 return value;
552 /* The Machine Vector */
553 static struct sh_machine_vector mv_sh7757lcr __initmv = {
554 .mv_name = "SH7757LCR",
555 .mv_setup = sh7757lcr_setup,
556 .mv_init_irq = init_sh7757lcr_IRQ,
557 .mv_mode_pins = sh7757lcr_mode_pins,