2 * arch/arm/mach-shmobile/board-ag5evm.c
4 * Copyright (C) 2010 Takashi Yoshii <yoshii.takashi.zj@renesas.com>
5 * Copyright (C) 2009 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include <linux/kernel.h>
23 #include <linux/init.h>
24 #include <linux/interrupt.h>
25 #include <linux/irq.h>
26 #include <linux/platform_device.h>
27 #include <linux/delay.h>
29 #include <linux/dma-mapping.h>
30 #include <linux/regulator/fixed.h>
31 #include <linux/regulator/machine.h>
32 #include <linux/serial_sci.h>
33 #include <linux/smsc911x.h>
34 #include <linux/gpio.h>
35 #include <linux/videodev2.h>
36 #include <linux/input.h>
37 #include <linux/input/sh_keysc.h>
38 #include <linux/mmc/host.h>
39 #include <linux/mmc/sh_mmcif.h>
40 #include <linux/mmc/sh_mobile_sdhi.h>
41 #include <linux/mfd/tmio.h>
42 #include <linux/sh_clk.h>
43 #include <linux/irqchip/arm-gic.h>
44 #include <video/sh_mobile_lcdc.h>
45 #include <video/sh_mipi_dsi.h>
46 #include <sound/sh_fsi.h>
47 #include <mach/hardware.h>
48 #include <mach/irqs.h>
49 #include <mach/sh73a0.h>
50 #include <mach/common.h>
51 #include <asm/mach-types.h>
52 #include <asm/mach/arch.h>
53 #include <asm/hardware/cache-l2x0.h>
54 #include <asm/traps.h>
56 /* Dummy supplies, where voltage doesn't matter */
57 static struct regulator_consumer_supply dummy_supplies[] = {
58 REGULATOR_SUPPLY("vddvario", "smsc911x"),
59 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
62 static struct resource smsc9220_resources[] = {
65 .end = 0x14000000 + SZ_64K - 1,
66 .flags = IORESOURCE_MEM,
69 .start = SH73A0_PINT0_IRQ(2), /* PINTA2 */
70 .flags = IORESOURCE_IRQ,
74 static struct smsc911x_platform_config smsc9220_platdata = {
75 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
76 .phy_interface = PHY_INTERFACE_MODE_MII,
77 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
78 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
81 static struct platform_device eth_device = {
85 .platform_data = &smsc9220_platdata,
87 .resource = smsc9220_resources,
88 .num_resources = ARRAY_SIZE(smsc9220_resources),
91 static struct sh_keysc_info keysc_platdata = {
92 .mode = SH_KEYSC_MODE_6,
96 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G,
97 KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, KEY_N,
98 KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U,
99 KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP,
100 KEY_SPACE, KEY_9, KEY_6, KEY_3, KEY_WAKEUP, KEY_RIGHT, \
102 KEY_0, KEY_8, KEY_5, KEY_2, KEY_DOWN, KEY_ENTER, KEY_UP,
103 KEY_KPASTERISK, KEY_7, KEY_4, KEY_1, KEY_STOP, KEY_LEFT, \
108 static struct resource keysc_resources[] = {
112 .end = 0xe61b0098 - 1,
113 .flags = IORESOURCE_MEM,
116 .start = gic_spi(71),
117 .flags = IORESOURCE_IRQ,
121 static struct platform_device keysc_device = {
124 .num_resources = ARRAY_SIZE(keysc_resources),
125 .resource = keysc_resources,
127 .platform_data = &keysc_platdata,
132 static struct resource fsi_resources[] = {
136 .end = 0xEC230400 - 1,
137 .flags = IORESOURCE_MEM,
140 .start = gic_spi(146),
141 .flags = IORESOURCE_IRQ,
145 static struct platform_device fsi_device = {
148 .num_resources = ARRAY_SIZE(fsi_resources),
149 .resource = fsi_resources,
152 /* Fixed 1.8V regulator to be used by MMCIF */
153 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
155 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
156 REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
159 static struct resource sh_mmcif_resources[] = {
164 .flags = IORESOURCE_MEM,
167 .start = gic_spi(141),
168 .flags = IORESOURCE_IRQ,
171 .start = gic_spi(140),
172 .flags = IORESOURCE_IRQ,
176 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
178 .ocr = MMC_VDD_165_195,
179 .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
180 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
181 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
184 static struct platform_device mmc_device = {
189 .coherent_dma_mask = 0xffffffff,
190 .platform_data = &sh_mmcif_platdata,
192 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
193 .resource = sh_mmcif_resources,
197 static struct resource irda_resources[] = {
200 .end = 0xE6D01FD4 - 1,
201 .flags = IORESOURCE_MEM,
204 .start = gic_spi(95),
205 .flags = IORESOURCE_IRQ,
209 static struct platform_device irda_device = {
212 .resource = irda_resources,
213 .num_resources = ARRAY_SIZE(irda_resources),
217 static struct resource mipidsi0_resources[] = {
222 .flags = IORESOURCE_MEM,
228 .flags = IORESOURCE_MEM,
232 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
236 struct clk *pck, *phy;
239 pck = clk_get(&pdev->dev, "dsip_clk");
242 goto sh_mipi_set_dot_clock_pck_err;
245 phy = clk_get(&pdev->dev, "dsiphy_clk");
248 goto sh_mipi_set_dot_clock_phy_err;
252 clk_set_rate(pck, clk_round_rate(pck, 24000000));
253 clk_set_rate(phy, clk_round_rate(pck, 510000000));
264 sh_mipi_set_dot_clock_phy_err:
266 sh_mipi_set_dot_clock_pck_err:
270 static struct sh_mipi_dsi_info mipidsi0_info = {
271 .data_format = MIPI_RGB888,
272 .channel = LCDC_CHAN_MAINLCD,
276 .flags = SH_MIPI_DSI_HSABM |
277 SH_MIPI_DSI_SYNC_PULSES_MODE |
278 SH_MIPI_DSI_HSbyteCLK,
279 .set_dot_clock = sh_mipi_set_dot_clock,
282 static struct platform_device mipidsi0_device = {
283 .name = "sh-mipi-dsi",
284 .num_resources = ARRAY_SIZE(mipidsi0_resources),
285 .resource = mipidsi0_resources,
288 .platform_data = &mipidsi0_info,
292 static unsigned char lcd_backlight_seq[3][2] = {
298 static int lcd_backlight_set_brightness(int brightness)
300 struct i2c_adapter *adap;
305 if (brightness == 0) {
307 gpio_set_value(GPIO_PORT235, 0);
309 gpio_set_value(GPIO_PORT235, 1);
313 adap = i2c_get_adapter(1);
317 for (i = 0; i < ARRAY_SIZE(lcd_backlight_seq); i++) {
319 msg.buf = &lcd_backlight_seq[i][0];
323 ret = i2c_transfer(adap, &msg, 1);
328 i2c_put_adapter(adap);
329 return ret < 0 ? ret : 0;
333 static const struct fb_videomode lcdc0_modes[] = {
335 .name = "R63302(QHD)",
344 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
348 static struct sh_mobile_lcdc_info lcdc0_info = {
349 .clock_source = LCDC_CLK_PERIPHERAL,
351 .chan = LCDC_CHAN_MAINLCD,
352 .interface_type = RGB24,
354 .flags = LCDC_FLAGS_DWPOL,
355 .fourcc = V4L2_PIX_FMT_RGB565,
356 .lcd_modes = lcdc0_modes,
357 .num_modes = ARRAY_SIZE(lcdc0_modes),
363 .name = "sh_mobile_lcdc_bl",
365 .set_brightness = lcd_backlight_set_brightness,
367 .tx_dev = &mipidsi0_device,
371 static struct resource lcdc0_resources[] = {
374 .start = 0xfe940000, /* P4-only space */
376 .flags = IORESOURCE_MEM,
379 .start = intcs_evt2irq(0x580),
380 .flags = IORESOURCE_IRQ,
384 static struct platform_device lcdc0_device = {
385 .name = "sh_mobile_lcdc_fb",
386 .num_resources = ARRAY_SIZE(lcdc0_resources),
387 .resource = lcdc0_resources,
390 .platform_data = &lcdc0_info,
391 .coherent_dma_mask = ~0,
395 /* Fixed 2.8V regulators to be used by SDHI0 */
396 static struct regulator_consumer_supply fixed2v8_power_consumers[] =
398 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
399 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
403 static struct sh_mobile_sdhi_info sdhi0_info = {
404 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
405 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
406 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
407 .tmio_caps = MMC_CAP_SD_HIGHSPEED,
408 .tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
409 .cd_gpio = GPIO_PORT251,
412 static struct resource sdhi0_resources[] = {
417 .flags = IORESOURCE_MEM,
420 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
421 .start = gic_spi(83),
422 .flags = IORESOURCE_IRQ,
425 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
426 .start = gic_spi(84),
427 .flags = IORESOURCE_IRQ,
430 .name = SH_MOBILE_SDHI_IRQ_SDIO,
431 .start = gic_spi(85),
432 .flags = IORESOURCE_IRQ,
436 static struct platform_device sdhi0_device = {
437 .name = "sh_mobile_sdhi",
439 .num_resources = ARRAY_SIZE(sdhi0_resources),
440 .resource = sdhi0_resources,
442 .platform_data = &sdhi0_info,
446 /* Fixed 3.3V regulator to be used by SDHI1 */
447 static struct regulator_consumer_supply cn4_power_consumers[] =
449 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
450 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
453 static struct regulator_init_data cn4_power_init_data = {
455 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
457 .num_consumer_supplies = ARRAY_SIZE(cn4_power_consumers),
458 .consumer_supplies = cn4_power_consumers,
461 static struct fixed_voltage_config cn4_power_info = {
462 .supply_name = "CN4 SD/MMC Vdd",
463 .microvolts = 3300000,
464 .gpio = GPIO_PORT114,
466 .init_data = &cn4_power_init_data,
469 static struct platform_device cn4_power = {
470 .name = "reg-fixed-voltage",
473 .platform_data = &cn4_power_info,
477 static void ag5evm_sdhi1_set_pwr(struct platform_device *pdev, int state)
479 static int power_gpio = -EINVAL;
481 if (power_gpio < 0) {
482 int ret = gpio_request_one(GPIO_PORT114, GPIOF_OUT_INIT_LOW,
485 power_gpio = GPIO_PORT114;
489 * If requesting the GPIO above failed, it means, that the regulator got
490 * probed and grabbed the GPIO, but we don't know, whether the sdhi
491 * driver already uses the regulator. If it doesn't, we have to toggle
492 * the GPIO ourselves, even though it is now owned by the fixed
493 * regulator driver. We have to live with the race in case the driver
494 * gets unloaded and the GPIO freed between these two steps.
496 gpio_set_value(GPIO_PORT114, state);
499 static struct sh_mobile_sdhi_info sh_sdhi1_info = {
500 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
501 .tmio_caps = MMC_CAP_NONREMOVABLE | MMC_CAP_SDIO_IRQ,
502 .tmio_ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
503 .set_pwr = ag5evm_sdhi1_set_pwr,
506 static struct resource sdhi1_resources[] = {
511 .flags = IORESOURCE_MEM,
514 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
515 .start = gic_spi(87),
516 .flags = IORESOURCE_IRQ,
519 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
520 .start = gic_spi(88),
521 .flags = IORESOURCE_IRQ,
524 .name = SH_MOBILE_SDHI_IRQ_SDIO,
525 .start = gic_spi(89),
526 .flags = IORESOURCE_IRQ,
530 static struct platform_device sdhi1_device = {
531 .name = "sh_mobile_sdhi",
534 .platform_data = &sh_sdhi1_info,
536 .num_resources = ARRAY_SIZE(sdhi1_resources),
537 .resource = sdhi1_resources,
540 static struct platform_device *ag5evm_devices[] __initdata = {
553 static void __init ag5evm_init(void)
555 regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
556 ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
557 regulator_register_always_on(1, "fixed-2.8V", fixed2v8_power_consumers,
558 ARRAY_SIZE(fixed2v8_power_consumers), 3300000);
559 regulator_register_fixed(3, dummy_supplies, ARRAY_SIZE(dummy_supplies));
561 sh73a0_pinmux_init();
564 gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
565 gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
566 gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
567 gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
570 gpio_request(GPIO_FN_KEYIN0_PU, NULL);
571 gpio_request(GPIO_FN_KEYIN1_PU, NULL);
572 gpio_request(GPIO_FN_KEYIN2_PU, NULL);
573 gpio_request(GPIO_FN_KEYIN3_PU, NULL);
574 gpio_request(GPIO_FN_KEYIN4_PU, NULL);
575 gpio_request(GPIO_FN_KEYIN5_PU, NULL);
576 gpio_request(GPIO_FN_KEYIN6_PU, NULL);
577 gpio_request(GPIO_FN_KEYIN7_PU, NULL);
578 gpio_request(GPIO_FN_KEYOUT0, NULL);
579 gpio_request(GPIO_FN_KEYOUT1, NULL);
580 gpio_request(GPIO_FN_KEYOUT2, NULL);
581 gpio_request(GPIO_FN_KEYOUT3, NULL);
582 gpio_request(GPIO_FN_KEYOUT4, NULL);
583 gpio_request(GPIO_FN_KEYOUT5, NULL);
584 gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);
585 gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);
586 gpio_request(GPIO_FN_KEYOUT8, NULL);
587 gpio_request(GPIO_FN_PORT149_KEYOUT9, NULL);
589 /* enable I2C channel 2 and 3 */
590 gpio_request(GPIO_FN_PORT236_I2C_SDA2, NULL);
591 gpio_request(GPIO_FN_PORT237_I2C_SCL2, NULL);
592 gpio_request(GPIO_FN_PORT248_I2C_SCL3, NULL);
593 gpio_request(GPIO_FN_PORT249_I2C_SDA3, NULL);
596 gpio_request(GPIO_FN_MMCCLK0, NULL);
597 gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
598 gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
599 gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
600 gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
601 gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
602 gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
603 gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
604 gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
605 gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
606 gpio_request_one(GPIO_PORT208, GPIOF_OUT_INIT_HIGH, NULL); /* Reset */
608 /* enable SMSC911X */
609 gpio_request_one(GPIO_PORT144, GPIOF_IN, NULL); /* PINTA2 */
610 gpio_request_one(GPIO_PORT145, GPIOF_OUT_INIT_HIGH, NULL); /* RESET */
613 gpio_request(GPIO_FN_FSIACK, NULL);
614 gpio_request(GPIO_FN_FSIAILR, NULL);
615 gpio_request(GPIO_FN_FSIAIBT, NULL);
616 gpio_request(GPIO_FN_FSIAISLD, NULL);
617 gpio_request(GPIO_FN_FSIAOSLD, NULL);
620 gpio_request(GPIO_FN_PORT241_IRDA_OUT, NULL);
621 gpio_request(GPIO_FN_PORT242_IRDA_IN, NULL);
622 gpio_request(GPIO_FN_PORT243_IRDA_FIRSEL, NULL);
625 gpio_request_one(GPIO_PORT217, GPIOF_OUT_INIT_LOW, NULL); /* RESET */
627 gpio_set_value(GPIO_PORT217, 1);
630 /* LCD backlight controller */
631 gpio_request_one(GPIO_PORT235, GPIOF_OUT_INIT_LOW, NULL); /* RESET */
632 lcd_backlight_set_brightness(0);
634 /* enable SDHI0 on CN15 [SD I/F] */
635 gpio_request(GPIO_FN_SDHIWP0, NULL);
636 gpio_request(GPIO_FN_SDHICMD0, NULL);
637 gpio_request(GPIO_FN_SDHICLK0, NULL);
638 gpio_request(GPIO_FN_SDHID0_3, NULL);
639 gpio_request(GPIO_FN_SDHID0_2, NULL);
640 gpio_request(GPIO_FN_SDHID0_1, NULL);
641 gpio_request(GPIO_FN_SDHID0_0, NULL);
643 /* enable SDHI1 on CN4 [WLAN I/F] */
644 gpio_request(GPIO_FN_SDHICLK1, NULL);
645 gpio_request(GPIO_FN_SDHICMD1_PU, NULL);
646 gpio_request(GPIO_FN_SDHID1_3_PU, NULL);
647 gpio_request(GPIO_FN_SDHID1_2_PU, NULL);
648 gpio_request(GPIO_FN_SDHID1_1_PU, NULL);
649 gpio_request(GPIO_FN_SDHID1_0_PU, NULL);
651 #ifdef CONFIG_CACHE_L2X0
652 /* Shared attribute override enable, 64K*8way */
653 l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
655 sh73a0_add_standard_devices();
656 platform_add_devices(ag5evm_devices, ARRAY_SIZE(ag5evm_devices));
659 MACHINE_START(AG5EVM, "ag5evm")
660 .smp = smp_ops(sh73a0_smp_ops),
661 .map_io = sh73a0_map_io,
662 .init_early = sh73a0_add_early_devices,
663 .nr_irqs = NR_IRQS_LEGACY,
664 .init_irq = sh73a0_init_irq,
665 .init_machine = ag5evm_init,
666 .init_late = shmobile_init_late,
667 .init_time = sh73a0_earlytimer_init,