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/pinctrl/machine.h>
27 #include <linux/pinctrl/pinconf-generic.h>
28 #include <linux/platform_device.h>
29 #include <linux/delay.h>
31 #include <linux/dma-mapping.h>
32 #include <linux/regulator/fixed.h>
33 #include <linux/regulator/machine.h>
34 #include <linux/serial_sci.h>
35 #include <linux/smsc911x.h>
36 #include <linux/gpio.h>
37 #include <linux/videodev2.h>
38 #include <linux/input.h>
39 #include <linux/input/sh_keysc.h>
40 #include <linux/mmc/host.h>
41 #include <linux/mmc/sh_mmcif.h>
42 #include <linux/mmc/sh_mobile_sdhi.h>
43 #include <linux/mfd/tmio.h>
44 #include <linux/sh_clk.h>
45 #include <linux/irqchip/arm-gic.h>
46 #include <video/sh_mobile_lcdc.h>
47 #include <video/sh_mipi_dsi.h>
48 #include <sound/sh_fsi.h>
49 #include <mach/hardware.h>
50 #include <mach/irqs.h>
51 #include <mach/sh73a0.h>
52 #include <mach/common.h>
53 #include <asm/mach-types.h>
54 #include <asm/mach/arch.h>
55 #include <asm/hardware/cache-l2x0.h>
56 #include <asm/traps.h>
58 /* Dummy supplies, where voltage doesn't matter */
59 static struct regulator_consumer_supply dummy_supplies
[] = {
60 REGULATOR_SUPPLY("vddvario", "smsc911x"),
61 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
64 static struct resource smsc9220_resources
[] = {
67 .end
= 0x14000000 + SZ_64K
- 1,
68 .flags
= IORESOURCE_MEM
,
71 .start
= SH73A0_PINT0_IRQ(2), /* PINTA2 */
72 .flags
= IORESOURCE_IRQ
,
76 static struct smsc911x_platform_config smsc9220_platdata
= {
77 .flags
= SMSC911X_USE_32BIT
| SMSC911X_SAVE_MAC_ADDRESS
,
78 .phy_interface
= PHY_INTERFACE_MODE_MII
,
79 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
80 .irq_type
= SMSC911X_IRQ_TYPE_PUSH_PULL
,
83 static struct platform_device eth_device
= {
87 .platform_data
= &smsc9220_platdata
,
89 .resource
= smsc9220_resources
,
90 .num_resources
= ARRAY_SIZE(smsc9220_resources
),
93 static struct sh_keysc_info keysc_platdata
= {
94 .mode
= SH_KEYSC_MODE_6
,
98 KEY_A
, KEY_B
, KEY_C
, KEY_D
, KEY_E
, KEY_F
, KEY_G
,
99 KEY_H
, KEY_I
, KEY_J
, KEY_K
, KEY_L
, KEY_M
, KEY_N
,
100 KEY_O
, KEY_P
, KEY_Q
, KEY_R
, KEY_S
, KEY_T
, KEY_U
,
101 KEY_V
, KEY_W
, KEY_X
, KEY_Y
, KEY_Z
, KEY_HOME
, KEY_SLEEP
,
102 KEY_SPACE
, KEY_9
, KEY_6
, KEY_3
, KEY_WAKEUP
, KEY_RIGHT
, \
104 KEY_0
, KEY_8
, KEY_5
, KEY_2
, KEY_DOWN
, KEY_ENTER
, KEY_UP
,
105 KEY_KPASTERISK
, KEY_7
, KEY_4
, KEY_1
, KEY_STOP
, KEY_LEFT
, \
110 static struct resource keysc_resources
[] = {
114 .end
= 0xe61b0098 - 1,
115 .flags
= IORESOURCE_MEM
,
118 .start
= gic_spi(71),
119 .flags
= IORESOURCE_IRQ
,
123 static struct platform_device keysc_device
= {
126 .num_resources
= ARRAY_SIZE(keysc_resources
),
127 .resource
= keysc_resources
,
129 .platform_data
= &keysc_platdata
,
134 static struct resource fsi_resources
[] = {
138 .end
= 0xEC230400 - 1,
139 .flags
= IORESOURCE_MEM
,
142 .start
= gic_spi(146),
143 .flags
= IORESOURCE_IRQ
,
147 static struct platform_device fsi_device
= {
150 .num_resources
= ARRAY_SIZE(fsi_resources
),
151 .resource
= fsi_resources
,
154 /* Fixed 1.8V regulator to be used by MMCIF */
155 static struct regulator_consumer_supply fixed1v8_power_consumers
[] =
157 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
158 REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
161 static struct resource sh_mmcif_resources
[] = {
166 .flags
= IORESOURCE_MEM
,
169 .start
= gic_spi(141),
170 .flags
= IORESOURCE_IRQ
,
173 .start
= gic_spi(140),
174 .flags
= IORESOURCE_IRQ
,
178 static struct sh_mmcif_plat_data sh_mmcif_platdata
= {
180 .ocr
= MMC_VDD_165_195
,
181 .caps
= MMC_CAP_8_BIT_DATA
| MMC_CAP_NONREMOVABLE
,
182 .slave_id_tx
= SHDMA_SLAVE_MMCIF_TX
,
183 .slave_id_rx
= SHDMA_SLAVE_MMCIF_RX
,
186 static struct platform_device mmc_device
= {
191 .coherent_dma_mask
= 0xffffffff,
192 .platform_data
= &sh_mmcif_platdata
,
194 .num_resources
= ARRAY_SIZE(sh_mmcif_resources
),
195 .resource
= sh_mmcif_resources
,
199 static struct resource irda_resources
[] = {
202 .end
= 0xE6D01FD4 - 1,
203 .flags
= IORESOURCE_MEM
,
206 .start
= gic_spi(95),
207 .flags
= IORESOURCE_IRQ
,
211 static struct platform_device irda_device
= {
214 .resource
= irda_resources
,
215 .num_resources
= ARRAY_SIZE(irda_resources
),
219 static struct resource mipidsi0_resources
[] = {
224 .flags
= IORESOURCE_MEM
,
230 .flags
= IORESOURCE_MEM
,
234 static int sh_mipi_set_dot_clock(struct platform_device
*pdev
,
238 struct clk
*pck
, *phy
;
241 pck
= clk_get(&pdev
->dev
, "dsip_clk");
244 goto sh_mipi_set_dot_clock_pck_err
;
247 phy
= clk_get(&pdev
->dev
, "dsiphy_clk");
250 goto sh_mipi_set_dot_clock_phy_err
;
254 clk_set_rate(pck
, clk_round_rate(pck
, 24000000));
255 clk_set_rate(phy
, clk_round_rate(pck
, 510000000));
266 sh_mipi_set_dot_clock_phy_err
:
268 sh_mipi_set_dot_clock_pck_err
:
272 static struct sh_mipi_dsi_info mipidsi0_info
= {
273 .data_format
= MIPI_RGB888
,
274 .channel
= LCDC_CHAN_MAINLCD
,
278 .flags
= SH_MIPI_DSI_HSABM
|
279 SH_MIPI_DSI_SYNC_PULSES_MODE
|
280 SH_MIPI_DSI_HSbyteCLK
,
281 .set_dot_clock
= sh_mipi_set_dot_clock
,
284 static struct platform_device mipidsi0_device
= {
285 .name
= "sh-mipi-dsi",
286 .num_resources
= ARRAY_SIZE(mipidsi0_resources
),
287 .resource
= mipidsi0_resources
,
290 .platform_data
= &mipidsi0_info
,
294 static unsigned char lcd_backlight_seq
[3][2] = {
300 static int lcd_backlight_set_brightness(int brightness
)
302 struct i2c_adapter
*adap
;
307 if (brightness
== 0) {
309 gpio_set_value(235, 0);
311 gpio_set_value(235, 1);
315 adap
= i2c_get_adapter(1);
319 for (i
= 0; i
< ARRAY_SIZE(lcd_backlight_seq
); i
++) {
321 msg
.buf
= &lcd_backlight_seq
[i
][0];
325 ret
= i2c_transfer(adap
, &msg
, 1);
330 i2c_put_adapter(adap
);
331 return ret
< 0 ? ret
: 0;
335 static const struct fb_videomode lcdc0_modes
[] = {
337 .name
= "R63302(QHD)",
346 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
,
350 static struct sh_mobile_lcdc_info lcdc0_info
= {
351 .clock_source
= LCDC_CLK_PERIPHERAL
,
353 .chan
= LCDC_CHAN_MAINLCD
,
354 .interface_type
= RGB24
,
356 .flags
= LCDC_FLAGS_DWPOL
,
357 .fourcc
= V4L2_PIX_FMT_RGB565
,
358 .lcd_modes
= lcdc0_modes
,
359 .num_modes
= ARRAY_SIZE(lcdc0_modes
),
365 .name
= "sh_mobile_lcdc_bl",
367 .set_brightness
= lcd_backlight_set_brightness
,
369 .tx_dev
= &mipidsi0_device
,
373 static struct resource lcdc0_resources
[] = {
376 .start
= 0xfe940000, /* P4-only space */
378 .flags
= IORESOURCE_MEM
,
381 .start
= intcs_evt2irq(0x580),
382 .flags
= IORESOURCE_IRQ
,
386 static struct platform_device lcdc0_device
= {
387 .name
= "sh_mobile_lcdc_fb",
388 .num_resources
= ARRAY_SIZE(lcdc0_resources
),
389 .resource
= lcdc0_resources
,
392 .platform_data
= &lcdc0_info
,
393 .coherent_dma_mask
= ~0,
397 /* Fixed 2.8V regulators to be used by SDHI0 */
398 static struct regulator_consumer_supply fixed2v8_power_consumers
[] =
400 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
401 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
405 static struct sh_mobile_sdhi_info sdhi0_info
= {
406 .dma_slave_tx
= SHDMA_SLAVE_SDHI0_TX
,
407 .dma_slave_rx
= SHDMA_SLAVE_SDHI0_RX
,
408 .tmio_flags
= TMIO_MMC_HAS_IDLE_WAIT
| TMIO_MMC_USE_GPIO_CD
,
409 .tmio_caps
= MMC_CAP_SD_HIGHSPEED
,
410 .tmio_ocr_mask
= MMC_VDD_27_28
| MMC_VDD_28_29
,
414 static struct resource sdhi0_resources
[] = {
419 .flags
= IORESOURCE_MEM
,
422 .name
= SH_MOBILE_SDHI_IRQ_CARD_DETECT
,
423 .start
= gic_spi(83),
424 .flags
= IORESOURCE_IRQ
,
427 .name
= SH_MOBILE_SDHI_IRQ_SDCARD
,
428 .start
= gic_spi(84),
429 .flags
= IORESOURCE_IRQ
,
432 .name
= SH_MOBILE_SDHI_IRQ_SDIO
,
433 .start
= gic_spi(85),
434 .flags
= IORESOURCE_IRQ
,
438 static struct platform_device sdhi0_device
= {
439 .name
= "sh_mobile_sdhi",
441 .num_resources
= ARRAY_SIZE(sdhi0_resources
),
442 .resource
= sdhi0_resources
,
444 .platform_data
= &sdhi0_info
,
448 /* Fixed 3.3V regulator to be used by SDHI1 */
449 static struct regulator_consumer_supply cn4_power_consumers
[] =
451 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
452 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
455 static struct regulator_init_data cn4_power_init_data
= {
457 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
459 .num_consumer_supplies
= ARRAY_SIZE(cn4_power_consumers
),
460 .consumer_supplies
= cn4_power_consumers
,
463 static struct fixed_voltage_config cn4_power_info
= {
464 .supply_name
= "CN4 SD/MMC Vdd",
465 .microvolts
= 3300000,
468 .init_data
= &cn4_power_init_data
,
471 static struct platform_device cn4_power
= {
472 .name
= "reg-fixed-voltage",
475 .platform_data
= &cn4_power_info
,
479 static void ag5evm_sdhi1_set_pwr(struct platform_device
*pdev
, int state
)
481 static int power_gpio
= -EINVAL
;
483 if (power_gpio
< 0) {
484 int ret
= gpio_request_one(114, GPIOF_OUT_INIT_LOW
,
491 * If requesting the GPIO above failed, it means, that the regulator got
492 * probed and grabbed the GPIO, but we don't know, whether the sdhi
493 * driver already uses the regulator. If it doesn't, we have to toggle
494 * the GPIO ourselves, even though it is now owned by the fixed
495 * regulator driver. We have to live with the race in case the driver
496 * gets unloaded and the GPIO freed between these two steps.
498 gpio_set_value(114, state
);
501 static struct sh_mobile_sdhi_info sh_sdhi1_info
= {
502 .tmio_flags
= TMIO_MMC_WRPROTECT_DISABLE
| TMIO_MMC_HAS_IDLE_WAIT
,
503 .tmio_caps
= MMC_CAP_NONREMOVABLE
| MMC_CAP_SDIO_IRQ
,
504 .tmio_ocr_mask
= MMC_VDD_32_33
| MMC_VDD_33_34
,
505 .set_pwr
= ag5evm_sdhi1_set_pwr
,
508 static struct resource sdhi1_resources
[] = {
513 .flags
= IORESOURCE_MEM
,
516 .name
= SH_MOBILE_SDHI_IRQ_CARD_DETECT
,
517 .start
= gic_spi(87),
518 .flags
= IORESOURCE_IRQ
,
521 .name
= SH_MOBILE_SDHI_IRQ_SDCARD
,
522 .start
= gic_spi(88),
523 .flags
= IORESOURCE_IRQ
,
526 .name
= SH_MOBILE_SDHI_IRQ_SDIO
,
527 .start
= gic_spi(89),
528 .flags
= IORESOURCE_IRQ
,
532 static struct platform_device sdhi1_device
= {
533 .name
= "sh_mobile_sdhi",
536 .platform_data
= &sh_sdhi1_info
,
538 .num_resources
= ARRAY_SIZE(sdhi1_resources
),
539 .resource
= sdhi1_resources
,
542 static struct platform_device
*ag5evm_devices
[] __initdata
= {
555 static unsigned long pin_pullup_conf
[] = {
556 PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP
, 0),
559 static const struct pinctrl_map ag5evm_pinctrl_map
[] = {
561 PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
562 "fsia_mclk_in", "fsia"),
563 PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
564 "fsia_sclk_in", "fsia"),
565 PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
566 "fsia_data_in", "fsia"),
567 PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
568 "fsia_data_out", "fsia"),
570 PIN_MAP_MUX_GROUP_DEFAULT("i2c-sh_mobile.2", "pfc-sh73a0",
572 PIN_MAP_MUX_GROUP_DEFAULT("i2c-sh_mobile.3", "pfc-sh73a0",
575 PIN_MAP_MUX_GROUP_DEFAULT("sh_irda.0", "pfc-sh73a0",
578 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
579 "keysc_in8", "keysc"),
580 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
581 "keysc_out04", "keysc"),
582 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
583 "keysc_out5", "keysc"),
584 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
585 "keysc_out6_0", "keysc"),
586 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
587 "keysc_out7_0", "keysc"),
588 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
589 "keysc_out8_0", "keysc"),
590 PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
591 "keysc_out9_2", "keysc"),
592 PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
593 "keysc_in8", pin_pullup_conf
),
595 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
596 "mmc0_data8_0", "mmc0"),
597 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
598 "mmc0_ctrl_0", "mmc0"),
599 PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
600 "PORT279", pin_pullup_conf
),
601 PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
602 "mmc0_data8_0", pin_pullup_conf
),
604 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh73a0",
605 "scifa2_data_0", "scifa2"),
606 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh73a0",
607 "scifa2_ctrl_0", "scifa2"),
608 /* SDHI0 (CN15 [SD I/F]) */
609 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
610 "sdhi0_data4", "sdhi0"),
611 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
612 "sdhi0_ctrl", "sdhi0"),
613 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
614 "sdhi0_wp", "sdhi0"),
615 /* SDHI1 (CN4 [WLAN I/F]) */
616 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
617 "sdhi1_data4", "sdhi1"),
618 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
619 "sdhi1_ctrl", "sdhi1"),
620 PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
621 "sdhi1_data4", pin_pullup_conf
),
622 PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
623 "PORT263", pin_pullup_conf
),
626 static void __init
ag5evm_init(void)
628 regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers
,
629 ARRAY_SIZE(fixed1v8_power_consumers
), 1800000);
630 regulator_register_always_on(1, "fixed-2.8V", fixed2v8_power_consumers
,
631 ARRAY_SIZE(fixed2v8_power_consumers
), 3300000);
632 regulator_register_fixed(3, dummy_supplies
, ARRAY_SIZE(dummy_supplies
));
634 pinctrl_register_mappings(ag5evm_pinctrl_map
,
635 ARRAY_SIZE(ag5evm_pinctrl_map
));
636 sh73a0_pinmux_init();
639 gpio_request_one(208, GPIOF_OUT_INIT_HIGH
, NULL
); /* Reset */
641 /* enable SMSC911X */
642 gpio_request_one(144, GPIOF_IN
, NULL
); /* PINTA2 */
643 gpio_request_one(145, GPIOF_OUT_INIT_HIGH
, NULL
); /* RESET */
646 gpio_request_one(217, GPIOF_OUT_INIT_LOW
, NULL
); /* RESET */
648 gpio_set_value(217, 1);
651 /* LCD backlight controller */
652 gpio_request_one(235, GPIOF_OUT_INIT_LOW
, NULL
); /* RESET */
653 lcd_backlight_set_brightness(0);
655 #ifdef CONFIG_CACHE_L2X0
656 /* Shared attribute override enable, 64K*8way */
657 l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
659 sh73a0_add_standard_devices();
660 platform_add_devices(ag5evm_devices
, ARRAY_SIZE(ag5evm_devices
));
663 MACHINE_START(AG5EVM
, "ag5evm")
664 .smp
= smp_ops(sh73a0_smp_ops
),
665 .map_io
= sh73a0_map_io
,
666 .init_early
= sh73a0_add_early_devices
,
667 .nr_irqs
= NR_IRQS_LEGACY
,
668 .init_irq
= sh73a0_init_irq
,
669 .init_machine
= ag5evm_init
,
670 .init_late
= shmobile_init_late
,
671 .init_time
= sh73a0_earlytimer_init
,