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/videodev2.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/gic.h>
54 #include <asm/hardware/cache-l2x0.h>
55 #include <asm/traps.h>
57 /* Dummy supplies, where voltage doesn't matter */
58 static struct regulator_consumer_supply dummy_supplies[] = {
59 REGULATOR_SUPPLY("vddvario", "smsc911x"),
60 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
63 static struct resource smsc9220_resources[] = {
66 .end = 0x14000000 + SZ_64K - 1,
67 .flags = IORESOURCE_MEM,
70 .start = SH73A0_PINT0_IRQ(2), /* PINTA2 */
71 .flags = IORESOURCE_IRQ,
75 static struct smsc911x_platform_config smsc9220_platdata = {
76 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
77 .phy_interface = PHY_INTERFACE_MODE_MII,
78 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
79 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
82 static struct platform_device eth_device = {
86 .platform_data = &smsc9220_platdata,
88 .resource = smsc9220_resources,
89 .num_resources = ARRAY_SIZE(smsc9220_resources),
92 static struct sh_keysc_info keysc_platdata = {
93 .mode = SH_KEYSC_MODE_6,
97 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G,
98 KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, KEY_N,
99 KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U,
100 KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP,
101 KEY_SPACE, KEY_9, KEY_6, KEY_3, KEY_WAKEUP, KEY_RIGHT, \
103 KEY_0, KEY_8, KEY_5, KEY_2, KEY_DOWN, KEY_ENTER, KEY_UP,
104 KEY_KPASTERISK, KEY_7, KEY_4, KEY_1, KEY_STOP, KEY_LEFT, \
109 static struct resource keysc_resources[] = {
113 .end = 0xe61b0098 - 1,
114 .flags = IORESOURCE_MEM,
117 .start = gic_spi(71),
118 .flags = IORESOURCE_IRQ,
122 static struct platform_device keysc_device = {
125 .num_resources = ARRAY_SIZE(keysc_resources),
126 .resource = keysc_resources,
128 .platform_data = &keysc_platdata,
133 static struct resource fsi_resources[] = {
137 .end = 0xEC230400 - 1,
138 .flags = IORESOURCE_MEM,
141 .start = gic_spi(146),
142 .flags = IORESOURCE_IRQ,
146 static struct platform_device fsi_device = {
149 .num_resources = ARRAY_SIZE(fsi_resources),
150 .resource = fsi_resources,
153 /* Fixed 1.8V regulator to be used by MMCIF */
154 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
156 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
157 REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
160 static struct resource sh_mmcif_resources[] = {
165 .flags = IORESOURCE_MEM,
168 .start = gic_spi(141),
169 .flags = IORESOURCE_IRQ,
172 .start = gic_spi(140),
173 .flags = IORESOURCE_IRQ,
177 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
179 .ocr = MMC_VDD_165_195,
180 .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
181 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
182 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
185 static struct platform_device mmc_device = {
190 .coherent_dma_mask = 0xffffffff,
191 .platform_data = &sh_mmcif_platdata,
193 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
194 .resource = sh_mmcif_resources,
198 static struct resource irda_resources[] = {
201 .end = 0xE6D01FD4 - 1,
202 .flags = IORESOURCE_MEM,
205 .start = gic_spi(95),
206 .flags = IORESOURCE_IRQ,
210 static struct platform_device irda_device = {
213 .resource = irda_resources,
214 .num_resources = ARRAY_SIZE(irda_resources),
217 static unsigned char lcd_backlight_seq[3][2] = {
223 static void lcd_backlight_on(void)
225 struct i2c_adapter *a;
229 a = i2c_get_adapter(1);
230 for (k = 0; a && k < 3; k++) {
232 msg.buf = &lcd_backlight_seq[k][0];
235 if (i2c_transfer(a, &msg, 1) != 1)
240 static void lcd_backlight_reset(void)
242 gpio_set_value(GPIO_PORT235, 0);
244 gpio_set_value(GPIO_PORT235, 1);
248 static const struct fb_videomode lcdc0_modes[] = {
250 .name = "R63302(QHD)",
259 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
263 static struct sh_mobile_lcdc_info lcdc0_info = {
264 .clock_source = LCDC_CLK_PERIPHERAL,
266 .chan = LCDC_CHAN_MAINLCD,
267 .interface_type = RGB24,
269 .flags = LCDC_FLAGS_DWPOL,
270 .fourcc = V4L2_PIX_FMT_RGB565,
271 .lcd_modes = lcdc0_modes,
272 .num_modes = ARRAY_SIZE(lcdc0_modes),
276 .display_on = lcd_backlight_on,
277 .display_off = lcd_backlight_reset,
282 static struct resource lcdc0_resources[] = {
285 .start = 0xfe940000, /* P4-only space */
287 .flags = IORESOURCE_MEM,
290 .start = intcs_evt2irq(0x580),
291 .flags = IORESOURCE_IRQ,
295 static struct platform_device lcdc0_device = {
296 .name = "sh_mobile_lcdc_fb",
297 .num_resources = ARRAY_SIZE(lcdc0_resources),
298 .resource = lcdc0_resources,
301 .platform_data = &lcdc0_info,
302 .coherent_dma_mask = ~0,
307 static struct resource mipidsi0_resources[] = {
312 .flags = IORESOURCE_MEM,
318 .flags = IORESOURCE_MEM,
322 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
326 struct clk *pck, *phy;
329 pck = clk_get(&pdev->dev, "dsip_clk");
332 goto sh_mipi_set_dot_clock_pck_err;
335 phy = clk_get(&pdev->dev, "dsiphy_clk");
338 goto sh_mipi_set_dot_clock_phy_err;
342 clk_set_rate(pck, clk_round_rate(pck, 24000000));
343 clk_set_rate(phy, clk_round_rate(pck, 510000000));
354 sh_mipi_set_dot_clock_phy_err:
356 sh_mipi_set_dot_clock_pck_err:
360 static struct sh_mipi_dsi_info mipidsi0_info = {
361 .data_format = MIPI_RGB888,
362 .lcd_chan = &lcdc0_info.ch[0],
366 .flags = SH_MIPI_DSI_HSABM |
367 SH_MIPI_DSI_SYNC_PULSES_MODE |
368 SH_MIPI_DSI_HSbyteCLK,
369 .set_dot_clock = sh_mipi_set_dot_clock,
372 static struct platform_device mipidsi0_device = {
373 .name = "sh-mipi-dsi",
374 .num_resources = ARRAY_SIZE(mipidsi0_resources),
375 .resource = mipidsi0_resources,
378 .platform_data = &mipidsi0_info,
382 /* Fixed 2.8V regulators to be used by SDHI0 */
383 static struct regulator_consumer_supply fixed2v8_power_consumers[] =
385 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
386 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
390 static struct sh_mobile_sdhi_info sdhi0_info = {
391 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
392 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
393 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
394 .tmio_caps = MMC_CAP_SD_HIGHSPEED,
395 .tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
396 .cd_gpio = GPIO_PORT251,
399 static struct resource sdhi0_resources[] = {
404 .flags = IORESOURCE_MEM,
407 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
408 .start = gic_spi(83),
409 .flags = IORESOURCE_IRQ,
412 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
413 .start = gic_spi(84),
414 .flags = IORESOURCE_IRQ,
417 .name = SH_MOBILE_SDHI_IRQ_SDIO,
418 .start = gic_spi(85),
419 .flags = IORESOURCE_IRQ,
423 static struct platform_device sdhi0_device = {
424 .name = "sh_mobile_sdhi",
426 .num_resources = ARRAY_SIZE(sdhi0_resources),
427 .resource = sdhi0_resources,
429 .platform_data = &sdhi0_info,
433 /* Fixed 3.3V regulator to be used by SDHI1 */
434 static struct regulator_consumer_supply cn4_power_consumers[] =
436 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
437 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
440 static struct regulator_init_data cn4_power_init_data = {
442 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
444 .num_consumer_supplies = ARRAY_SIZE(cn4_power_consumers),
445 .consumer_supplies = cn4_power_consumers,
448 static struct fixed_voltage_config cn4_power_info = {
449 .supply_name = "CN4 SD/MMC Vdd",
450 .microvolts = 3300000,
451 .gpio = GPIO_PORT114,
453 .init_data = &cn4_power_init_data,
456 static struct platform_device cn4_power = {
457 .name = "reg-fixed-voltage",
460 .platform_data = &cn4_power_info,
464 static void ag5evm_sdhi1_set_pwr(struct platform_device *pdev, int state)
466 static int power_gpio = -EINVAL;
468 if (power_gpio < 0) {
469 int ret = gpio_request(GPIO_PORT114, "sdhi1_power");
471 power_gpio = GPIO_PORT114;
472 gpio_direction_output(power_gpio, 0);
477 * If requesting the GPIO above failed, it means, that the regulator got
478 * probed and grabbed the GPIO, but we don't know, whether the sdhi
479 * driver already uses the regulator. If it doesn't, we have to toggle
480 * the GPIO ourselves, even though it is now owned by the fixed
481 * regulator driver. We have to live with the race in case the driver
482 * gets unloaded and the GPIO freed between these two steps.
484 gpio_set_value(GPIO_PORT114, state);
487 static struct sh_mobile_sdhi_info sh_sdhi1_info = {
488 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
489 .tmio_caps = MMC_CAP_NONREMOVABLE | MMC_CAP_SDIO_IRQ,
490 .tmio_ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
491 .set_pwr = ag5evm_sdhi1_set_pwr,
494 static struct resource sdhi1_resources[] = {
499 .flags = IORESOURCE_MEM,
502 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
503 .start = gic_spi(87),
504 .flags = IORESOURCE_IRQ,
507 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
508 .start = gic_spi(88),
509 .flags = IORESOURCE_IRQ,
512 .name = SH_MOBILE_SDHI_IRQ_SDIO,
513 .start = gic_spi(89),
514 .flags = IORESOURCE_IRQ,
518 static struct platform_device sdhi1_device = {
519 .name = "sh_mobile_sdhi",
522 .platform_data = &sh_sdhi1_info,
524 .num_resources = ARRAY_SIZE(sdhi1_resources),
525 .resource = sdhi1_resources,
528 static struct platform_device *ag5evm_devices[] __initdata = {
541 static void __init ag5evm_init(void)
543 regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
544 ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
545 regulator_register_always_on(1, "fixed-2.8V", fixed2v8_power_consumers,
546 ARRAY_SIZE(fixed2v8_power_consumers), 3300000);
547 regulator_register_fixed(3, dummy_supplies, ARRAY_SIZE(dummy_supplies));
549 sh73a0_pinmux_init();
552 gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
553 gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
554 gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
555 gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
558 gpio_request(GPIO_FN_KEYIN0_PU, NULL);
559 gpio_request(GPIO_FN_KEYIN1_PU, NULL);
560 gpio_request(GPIO_FN_KEYIN2_PU, NULL);
561 gpio_request(GPIO_FN_KEYIN3_PU, NULL);
562 gpio_request(GPIO_FN_KEYIN4_PU, NULL);
563 gpio_request(GPIO_FN_KEYIN5_PU, NULL);
564 gpio_request(GPIO_FN_KEYIN6_PU, NULL);
565 gpio_request(GPIO_FN_KEYIN7_PU, NULL);
566 gpio_request(GPIO_FN_KEYOUT0, NULL);
567 gpio_request(GPIO_FN_KEYOUT1, NULL);
568 gpio_request(GPIO_FN_KEYOUT2, NULL);
569 gpio_request(GPIO_FN_KEYOUT3, NULL);
570 gpio_request(GPIO_FN_KEYOUT4, NULL);
571 gpio_request(GPIO_FN_KEYOUT5, NULL);
572 gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);
573 gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);
574 gpio_request(GPIO_FN_KEYOUT8, NULL);
575 gpio_request(GPIO_FN_PORT149_KEYOUT9, NULL);
577 /* enable I2C channel 2 and 3 */
578 gpio_request(GPIO_FN_PORT236_I2C_SDA2, NULL);
579 gpio_request(GPIO_FN_PORT237_I2C_SCL2, NULL);
580 gpio_request(GPIO_FN_PORT248_I2C_SCL3, NULL);
581 gpio_request(GPIO_FN_PORT249_I2C_SDA3, NULL);
584 gpio_request(GPIO_FN_MMCCLK0, NULL);
585 gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
586 gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
587 gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
588 gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
589 gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
590 gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
591 gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
592 gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
593 gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
594 gpio_request(GPIO_PORT208, NULL); /* Reset */
595 gpio_direction_output(GPIO_PORT208, 1);
597 /* enable SMSC911X */
598 gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
599 gpio_direction_input(GPIO_PORT144);
600 gpio_request(GPIO_PORT145, NULL); /* RESET */
601 gpio_direction_output(GPIO_PORT145, 1);
604 gpio_request(GPIO_FN_FSIACK, NULL);
605 gpio_request(GPIO_FN_FSIAILR, NULL);
606 gpio_request(GPIO_FN_FSIAIBT, NULL);
607 gpio_request(GPIO_FN_FSIAISLD, NULL);
608 gpio_request(GPIO_FN_FSIAOSLD, NULL);
611 gpio_request(GPIO_FN_PORT241_IRDA_OUT, NULL);
612 gpio_request(GPIO_FN_PORT242_IRDA_IN, NULL);
613 gpio_request(GPIO_FN_PORT243_IRDA_FIRSEL, NULL);
616 gpio_request(GPIO_PORT217, NULL); /* RESET */
617 gpio_direction_output(GPIO_PORT217, 0);
619 gpio_set_value(GPIO_PORT217, 1);
622 /* LCD backlight controller */
623 gpio_request(GPIO_PORT235, NULL); /* RESET */
624 gpio_direction_output(GPIO_PORT235, 0);
625 lcd_backlight_reset();
627 /* enable SDHI0 on CN15 [SD I/F] */
628 gpio_request(GPIO_FN_SDHIWP0, NULL);
629 gpio_request(GPIO_FN_SDHICMD0, NULL);
630 gpio_request(GPIO_FN_SDHICLK0, NULL);
631 gpio_request(GPIO_FN_SDHID0_3, NULL);
632 gpio_request(GPIO_FN_SDHID0_2, NULL);
633 gpio_request(GPIO_FN_SDHID0_1, NULL);
634 gpio_request(GPIO_FN_SDHID0_0, NULL);
636 /* enable SDHI1 on CN4 [WLAN I/F] */
637 gpio_request(GPIO_FN_SDHICLK1, NULL);
638 gpio_request(GPIO_FN_SDHICMD1_PU, NULL);
639 gpio_request(GPIO_FN_SDHID1_3_PU, NULL);
640 gpio_request(GPIO_FN_SDHID1_2_PU, NULL);
641 gpio_request(GPIO_FN_SDHID1_1_PU, NULL);
642 gpio_request(GPIO_FN_SDHID1_0_PU, NULL);
644 #ifdef CONFIG_CACHE_L2X0
645 /* Shared attribute override enable, 64K*8way */
646 l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
648 sh73a0_add_standard_devices();
649 platform_add_devices(ag5evm_devices, ARRAY_SIZE(ag5evm_devices));
652 MACHINE_START(AG5EVM, "ag5evm")
653 .map_io = sh73a0_map_io,
654 .init_early = sh73a0_add_early_devices,
655 .nr_irqs = NR_IRQS_LEGACY,
656 .init_irq = sh73a0_init_irq,
657 .handle_irq = gic_handle_irq,
658 .init_machine = ag5evm_init,
659 .init_late = shmobile_init_late,
660 .timer = &shmobile_timer,