2 * armadillo 800 eva board support
4 * Copyright (C) 2012 Renesas Solutions Corp.
5 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@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/clk.h>
23 #include <linux/delay.h>
24 #include <linux/err.h>
25 #include <linux/kernel.h>
26 #include <linux/input.h>
27 #include <linux/platform_data/st1232_pdata.h>
28 #include <linux/irq.h>
29 #include <linux/platform_device.h>
30 #include <linux/gpio.h>
31 #include <linux/gpio_keys.h>
32 #include <linux/pinctrl/machine.h>
33 #include <linux/regulator/fixed.h>
34 #include <linux/regulator/machine.h>
35 #include <linux/sh_eth.h>
36 #include <linux/videodev2.h>
37 #include <linux/usb/renesas_usbhs.h>
38 #include <linux/mfd/tmio.h>
39 #include <linux/mmc/host.h>
40 #include <linux/mmc/sh_mmcif.h>
41 #include <linux/mmc/sh_mobile_sdhi.h>
42 #include <linux/i2c-gpio.h>
43 #include <mach/common.h>
44 #include <mach/irqs.h>
45 #include <mach/r8a7740.h>
46 #include <media/mt9t112.h>
47 #include <media/sh_mobile_ceu.h>
48 #include <media/soc_camera.h>
50 #include <asm/mach-types.h>
51 #include <asm/mach/arch.h>
52 #include <asm/mach/map.h>
53 #include <asm/mach/time.h>
54 #include <asm/hardware/cache-l2x0.h>
55 #include <video/sh_mobile_lcdc.h>
56 #include <video/sh_mobile_hdmi.h>
57 #include <sound/sh_fsi.h>
58 #include <sound/simple_card.h>
66 * CON4 Composite Video Output
72 * CON10 Monaural Mic Input
73 * CON11 Stereo Headphone Output
74 * CON12 Audio Line Output(L)
75 * CON13 Audio Line Output(R)
86 * LED1 Camera LED(Yellow)
87 * LED2 Power LED (Green)
88 * ED3-LED6 User LED(Yellow)
89 * LED7 LAN link LED(Green)
90 * LED8 LAN activity LED(Yellow)
98 * -12345678-+---------------+----------------------------
100 * 0 | boot | OS auto boot
101 * -12345678-+---------------+----------------------------
102 * 00 | boot device | eMMC
103 * 10 | boot device | SDHI0 (CON7)
104 * 01 | boot device | -
105 * 11 | boot device | Extension Buss (CS0)
106 * -12345678-+---------------+----------------------------
107 * 0 | Extension Bus | D8-D15 disable, eMMC enable
108 * 1 | Extension Bus | D8-D15 enable, eMMC disable
109 * -12345678-+---------------+----------------------------
110 * 0 | SDHI1 | COM8 disable, COM14 enable
111 * 1 | SDHI1 | COM8 enable, COM14 disable
112 * -12345678-+---------------+----------------------------
113 * 0 | USB0 | COM20 enable, COM24 disable
114 * 1 | USB0 | COM20 disable, COM24 enable
115 * -12345678-+---------------+----------------------------
119 * 11 | JTAG | Boundary Scan
120 *-----------+---------------+----------------------------
126 * this command is required when playback.
128 * # amixer set "Headphone" 50
130 * this command is required when capture.
132 * # amixer set "Input PGA" 15
133 * # amixer set "Left Input Mixer MicP" on
134 * # amixer set "Left Input Mixer MicN" on
135 * # amixer set "Right Input Mixer MicN" on
136 * # amixer set "Right Input Mixer MicP" on
142 * When you use USB Function,
143 * set SW1.6 ON, and connect cable to CN24.
145 * USBF needs workaround on R8A7740 chip.
146 * These are a little bit complex.
148 * usbhsf_power_ctrl()
150 #define IRQ7 evt2irq(0x02e0)
151 #define USBCR1 IOMEM(0xe605810a)
152 #define USBH 0xC6700000
153 #define USBH_USBCTR 0x10834
155 struct usbhsf_private
{
161 void __iomem
*usbh_base
;
162 struct renesas_usbhs_platform_info info
;
165 #define usbhsf_get_priv(pdev) \
166 container_of(renesas_usbhs_get_info(pdev), \
167 struct usbhsf_private, info)
169 static int usbhsf_get_id(struct platform_device
*pdev
)
174 static int usbhsf_power_ctrl(struct platform_device
*pdev
,
175 void __iomem
*base
, int enable
)
177 struct usbhsf_private
*priv
= usbhsf_get_priv(pdev
);
180 * Work around for USB Function.
181 * It needs USB host clock, and settings
185 * enable all the related usb clocks
188 clk_enable(priv
->usb24
);
189 clk_enable(priv
->pci
);
190 clk_enable(priv
->host
);
191 clk_enable(priv
->func
);
192 clk_enable(priv
->phy
);
197 * Port1 is driven by USB function,
198 * Port2 is driven by USB HOST
199 * One HOST (Port1 or Port2 is HOST)
200 * USB PLL input clock = 24MHz
202 __raw_writew(0xd750, USBCR1
);
208 __raw_writel(0x0000000c, priv
->usbh_base
+ USBH_USBCTR
);
209 __raw_writel(0x00000008, priv
->usbh_base
+ USBH_USBCTR
);
215 __raw_writew(0xd770, USBCR1
);
216 __raw_writew(0x4000, base
+ 0x102); /* USBF :: SUSPMODE */
219 __raw_writel(0x0000010f, priv
->usbh_base
+ USBH_USBCTR
);
220 __raw_writew(0xd7c0, USBCR1
); /* GPIO */
222 clk_disable(priv
->phy
);
223 clk_disable(priv
->func
); /* usb work around */
224 clk_disable(priv
->host
); /* usb work around */
225 clk_disable(priv
->pci
); /* usb work around */
226 clk_disable(priv
->usb24
); /* usb work around */
232 static int usbhsf_get_vbus(struct platform_device
*pdev
)
234 return gpio_get_value(209);
237 static irqreturn_t
usbhsf_interrupt(int irq
, void *data
)
239 struct platform_device
*pdev
= data
;
241 renesas_usbhs_call_notify_hotplug(pdev
);
246 static int usbhsf_hardware_exit(struct platform_device
*pdev
)
248 struct usbhsf_private
*priv
= usbhsf_get_priv(pdev
);
250 if (!IS_ERR(priv
->phy
))
252 if (!IS_ERR(priv
->usb24
))
253 clk_put(priv
->usb24
);
254 if (!IS_ERR(priv
->pci
))
256 if (!IS_ERR(priv
->host
))
258 if (!IS_ERR(priv
->func
))
261 iounmap(priv
->usbh_base
);
268 priv
->usbh_base
= NULL
;
270 free_irq(IRQ7
, pdev
);
275 static int usbhsf_hardware_init(struct platform_device
*pdev
)
277 struct usbhsf_private
*priv
= usbhsf_get_priv(pdev
);
280 priv
->phy
= clk_get(&pdev
->dev
, "phy");
281 priv
->usb24
= clk_get(&pdev
->dev
, "usb24");
282 priv
->pci
= clk_get(&pdev
->dev
, "pci");
283 priv
->func
= clk_get(&pdev
->dev
, "func");
284 priv
->host
= clk_get(&pdev
->dev
, "host");
285 priv
->usbh_base
= ioremap_nocache(USBH
, 0x20000);
287 if (IS_ERR(priv
->phy
) ||
288 IS_ERR(priv
->usb24
) ||
290 IS_ERR(priv
->host
) ||
291 IS_ERR(priv
->func
) ||
293 dev_err(&pdev
->dev
, "USB clock setting failed\n");
294 usbhsf_hardware_exit(pdev
);
298 ret
= request_irq(IRQ7
, usbhsf_interrupt
, IRQF_TRIGGER_NONE
,
299 dev_name(&pdev
->dev
), pdev
);
301 dev_err(&pdev
->dev
, "request_irq err\n");
304 irq_set_irq_type(IRQ7
, IRQ_TYPE_EDGE_BOTH
);
306 /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
307 clk_set_rate(priv
->usb24
,
308 clk_get_rate(clk_get_parent(priv
->usb24
)));
313 static struct usbhsf_private usbhsf_private
= {
315 .platform_callback
= {
316 .get_id
= usbhsf_get_id
,
317 .get_vbus
= usbhsf_get_vbus
,
318 .hardware_init
= usbhsf_hardware_init
,
319 .hardware_exit
= usbhsf_hardware_exit
,
320 .power_ctrl
= usbhsf_power_ctrl
,
324 .detection_delay
= 5,
325 .d0_rx_id
= SHDMA_SLAVE_USBHS_RX
,
326 .d1_tx_id
= SHDMA_SLAVE_USBHS_TX
,
331 static struct resource usbhsf_resources
[] = {
335 .end
= 0xe6890104 - 1,
336 .flags
= IORESOURCE_MEM
,
339 .start
= evt2irq(0x0A20),
340 .flags
= IORESOURCE_IRQ
,
344 static struct platform_device usbhsf_device
= {
345 .name
= "renesas_usbhs",
347 .platform_data
= &usbhsf_private
.info
,
350 .num_resources
= ARRAY_SIZE(usbhsf_resources
),
351 .resource
= usbhsf_resources
,
355 static struct sh_eth_plat_data sh_eth_platdata
= {
356 .phy
= 0x00, /* LAN8710A */
357 .edmac_endian
= EDMAC_LITTLE_ENDIAN
,
358 .register_type
= SH_ETH_REG_GIGABIT
,
359 .phy_interface
= PHY_INTERFACE_MODE_MII
,
362 static struct resource sh_eth_resources
[] = {
365 .end
= 0xe9a00800 - 1,
366 .flags
= IORESOURCE_MEM
,
369 .end
= 0xe9a02000 - 1,
370 .flags
= IORESOURCE_MEM
,
372 .start
= evt2irq(0x0500),
373 .flags
= IORESOURCE_IRQ
,
377 static struct platform_device sh_eth_device
= {
381 .platform_data
= &sh_eth_platdata
,
383 .resource
= sh_eth_resources
,
384 .num_resources
= ARRAY_SIZE(sh_eth_resources
),
388 static struct fb_videomode lcdc0_mode
= {
389 .name
= "AMPIER/AM-800480",
401 static struct sh_mobile_lcdc_info lcdc0_info
= {
402 .clock_source
= LCDC_CLK_BUS
,
404 .chan
= LCDC_CHAN_MAINLCD
,
405 .fourcc
= V4L2_PIX_FMT_RGB565
,
406 .interface_type
= RGB24
,
409 .lcd_modes
= &lcdc0_mode
,
418 static struct resource lcdc0_resources
[] = {
423 .flags
= IORESOURCE_MEM
,
426 .start
= intcs_evt2irq(0x580),
427 .flags
= IORESOURCE_IRQ
,
431 static struct platform_device lcdc0_device
= {
432 .name
= "sh_mobile_lcdc_fb",
433 .num_resources
= ARRAY_SIZE(lcdc0_resources
),
434 .resource
= lcdc0_resources
,
437 .platform_data
= &lcdc0_info
,
438 .coherent_dma_mask
= ~0,
445 static struct sh_mobile_hdmi_info hdmi_info
= {
446 .flags
= HDMI_OUTPUT_PUSH_PULL
|
447 HDMI_OUTPUT_POLARITY_HI
|
453 static struct resource hdmi_resources
[] = {
458 .flags
= IORESOURCE_MEM
,
461 .start
= evt2irq(0x1700),
462 .flags
= IORESOURCE_IRQ
,
465 .name
= "HDMI emma3pf",
468 .flags
= IORESOURCE_MEM
,
472 static struct platform_device hdmi_device
= {
473 .name
= "sh-mobile-hdmi",
474 .num_resources
= ARRAY_SIZE(hdmi_resources
),
475 .resource
= hdmi_resources
,
478 .platform_data
= &hdmi_info
,
482 static const struct fb_videomode lcdc1_mode
= {
494 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
,
497 static struct sh_mobile_lcdc_info hdmi_lcdc_info
= {
498 .clock_source
= LCDC_CLK_PERIPHERAL
, /* HDMI clock */
500 .chan
= LCDC_CHAN_MAINLCD
,
501 .fourcc
= V4L2_PIX_FMT_RGB565
,
502 .interface_type
= RGB24
,
504 .flags
= LCDC_FLAGS_DWPOL
,
505 .lcd_modes
= &lcdc1_mode
,
507 .tx_dev
= &hdmi_device
,
515 static struct resource hdmi_lcdc_resources
[] = {
519 .end
= 0xfe948000 - 1,
520 .flags
= IORESOURCE_MEM
,
523 .start
= intcs_evt2irq(0x1780),
524 .flags
= IORESOURCE_IRQ
,
528 static struct platform_device hdmi_lcdc_device
= {
529 .name
= "sh_mobile_lcdc_fb",
530 .num_resources
= ARRAY_SIZE(hdmi_lcdc_resources
),
531 .resource
= hdmi_lcdc_resources
,
534 .platform_data
= &hdmi_lcdc_info
,
535 .coherent_dma_mask
= ~0,
540 #define GPIO_KEY(c, g, d, ...) \
541 { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
543 static struct gpio_keys_button gpio_buttons
[] = {
544 GPIO_KEY(KEY_POWER
, 99, "SW3", .wakeup
= 1),
545 GPIO_KEY(KEY_BACK
, 100, "SW4"),
546 GPIO_KEY(KEY_MENU
, 97, "SW5"),
547 GPIO_KEY(KEY_HOME
, 98, "SW6"),
550 static struct gpio_keys_platform_data gpio_key_info
= {
551 .buttons
= gpio_buttons
,
552 .nbuttons
= ARRAY_SIZE(gpio_buttons
),
555 static struct platform_device gpio_keys_device
= {
559 .platform_data
= &gpio_key_info
,
563 /* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
564 static struct regulator_consumer_supply fixed3v3_power_consumers
[] =
566 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
567 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
568 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
569 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
570 REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
571 REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
578 * It use polling mode here, since
579 * CD (= Card Detect) pin is not connected to SDHI0_CD.
580 * We can use IRQ31 as card detect irq,
581 * but it needs chattering removal operation
583 #define IRQ31 evt2irq(0x33E0)
584 static struct sh_mobile_sdhi_info sdhi0_info
= {
585 .dma_slave_tx
= SHDMA_SLAVE_SDHI0_TX
,
586 .dma_slave_rx
= SHDMA_SLAVE_SDHI0_RX
,
587 .tmio_caps
= MMC_CAP_SD_HIGHSPEED
| MMC_CAP_SDIO_IRQ
|\
589 .tmio_ocr_mask
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
590 .tmio_flags
= TMIO_MMC_HAS_IDLE_WAIT
,
593 static struct resource sdhi0_resources
[] = {
597 .end
= 0xe6850100 - 1,
598 .flags
= IORESOURCE_MEM
,
601 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
604 .name
= SH_MOBILE_SDHI_IRQ_SDCARD
,
605 .start
= evt2irq(0x0E20),
606 .flags
= IORESOURCE_IRQ
,
609 .name
= SH_MOBILE_SDHI_IRQ_SDIO
,
610 .start
= evt2irq(0x0E40),
611 .flags
= IORESOURCE_IRQ
,
615 static struct platform_device sdhi0_device
= {
616 .name
= "sh_mobile_sdhi",
619 .platform_data
= &sdhi0_info
,
621 .num_resources
= ARRAY_SIZE(sdhi0_resources
),
622 .resource
= sdhi0_resources
,
626 static struct sh_mobile_sdhi_info sdhi1_info
= {
627 .dma_slave_tx
= SHDMA_SLAVE_SDHI1_TX
,
628 .dma_slave_rx
= SHDMA_SLAVE_SDHI1_RX
,
629 .tmio_caps
= MMC_CAP_SD_HIGHSPEED
| MMC_CAP_SDIO_IRQ
,
630 .tmio_ocr_mask
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
631 .tmio_flags
= TMIO_MMC_HAS_IDLE_WAIT
,
634 static struct resource sdhi1_resources
[] = {
638 .end
= 0xe6860100 - 1,
639 .flags
= IORESOURCE_MEM
,
642 .start
= evt2irq(0x0E80),
643 .flags
= IORESOURCE_IRQ
,
646 .start
= evt2irq(0x0EA0),
647 .flags
= IORESOURCE_IRQ
,
650 .start
= evt2irq(0x0EC0),
651 .flags
= IORESOURCE_IRQ
,
655 static struct platform_device sdhi1_device
= {
656 .name
= "sh_mobile_sdhi",
659 .platform_data
= &sdhi1_info
,
661 .num_resources
= ARRAY_SIZE(sdhi1_resources
),
662 .resource
= sdhi1_resources
,
665 static const struct pinctrl_map eva_sdhi1_pinctrl_map
[] = {
666 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
667 "sdhi1_data4", "sdhi1"),
668 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
669 "sdhi1_ctrl", "sdhi1"),
670 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
671 "sdhi1_cd", "sdhi1"),
672 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
673 "sdhi1_wp", "sdhi1"),
677 static struct sh_mmcif_plat_data sh_mmcif_plat
= {
679 .ocr
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
680 .caps
= MMC_CAP_4_BIT_DATA
|
682 MMC_CAP_NONREMOVABLE
,
685 static struct resource sh_mmcif_resources
[] = {
689 .end
= 0xe6bd0100 - 1,
690 .flags
= IORESOURCE_MEM
,
694 .start
= evt2irq(0x1AC0),
695 .flags
= IORESOURCE_IRQ
,
699 .start
= evt2irq(0x1AE0),
700 .flags
= IORESOURCE_IRQ
,
704 static struct platform_device sh_mmcif_device
= {
708 .platform_data
= &sh_mmcif_plat
,
710 .num_resources
= ARRAY_SIZE(sh_mmcif_resources
),
711 .resource
= sh_mmcif_resources
,
715 static int mt9t111_power(struct device
*dev
, int mode
)
717 struct clk
*mclk
= clk_get(NULL
, "video1");
720 dev_err(dev
, "can't get video1 clock\n");
725 /* video1 (= CON1 camera) expect 24MHz */
726 clk_set_rate(mclk
, clk_round_rate(mclk
, 24000000));
728 gpio_set_value(158, 1);
730 gpio_set_value(158, 0);
739 static struct i2c_board_info i2c_camera_mt9t111
= {
740 I2C_BOARD_INFO("mt9t112", 0x3d),
743 static struct mt9t112_camera_info mt9t111_info
= {
744 .divider
= { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
747 static struct soc_camera_link mt9t111_link
= {
750 .board_info
= &i2c_camera_mt9t111
,
751 .power
= mt9t111_power
,
752 .priv
= &mt9t111_info
,
755 static struct platform_device camera_device
= {
756 .name
= "soc-camera-pdrv",
759 .platform_data
= &mt9t111_link
,
764 static struct sh_mobile_ceu_info sh_mobile_ceu0_info
= {
765 .flags
= SH_CEU_FLAG_LOWER_8BIT
,
768 static struct resource ceu0_resources
[] = {
773 .flags
= IORESOURCE_MEM
,
776 .start
= intcs_evt2irq(0x0500),
777 .flags
= IORESOURCE_IRQ
,
780 /* place holder for contiguous memory */
784 static struct platform_device ceu0_device
= {
785 .name
= "sh_mobile_ceu",
787 .num_resources
= ARRAY_SIZE(ceu0_resources
),
788 .resource
= ceu0_resources
,
790 .platform_data
= &sh_mobile_ceu0_info
,
791 .coherent_dma_mask
= 0xffffffff,
796 static struct sh_fsi_platform_info fsi_info
= {
799 .tx_id
= SHDMA_SLAVE_FSIA_TX
,
803 .flags
= SH_FSI_FMT_SPDIF
|
804 SH_FSI_ENABLE_STREAM_MODE
|
806 .tx_id
= SHDMA_SLAVE_FSIB_TX
,
810 static struct resource fsi_resources
[] = {
814 .end
= 0xfe1f8400 - 1,
815 .flags
= IORESOURCE_MEM
,
818 .start
= evt2irq(0x1840),
819 .flags
= IORESOURCE_IRQ
,
823 static struct platform_device fsi_device
= {
826 .num_resources
= ARRAY_SIZE(fsi_resources
),
827 .resource
= fsi_resources
,
829 .platform_data
= &fsi_info
,
834 static struct asoc_simple_card_info fsi_wm8978_info
= {
836 .card
= "FSI2A-WM8978",
837 .codec
= "wm8978.0-001a",
838 .platform
= "sh_fsi2",
839 .daifmt
= SND_SOC_DAIFMT_I2S
,
842 .fmt
= SND_SOC_DAIFMT_CBS_CFS
| SND_SOC_DAIFMT_IB_NF
,
845 .name
= "wm8978-hifi",
846 .fmt
= SND_SOC_DAIFMT_CBM_CFM
| SND_SOC_DAIFMT_NB_NF
,
851 static struct platform_device fsi_wm8978_device
= {
852 .name
= "asoc-simple-card",
855 .platform_data
= &fsi_wm8978_info
,
860 static struct asoc_simple_card_info fsi2_hdmi_info
= {
862 .card
= "FSI2B-HDMI",
863 .codec
= "sh-mobile-hdmi",
864 .platform
= "sh_fsi2",
867 .fmt
= SND_SOC_DAIFMT_CBM_CFM
,
870 .name
= "sh_mobile_hdmi-hifi",
874 static struct platform_device fsi_hdmi_device
= {
875 .name
= "asoc-simple-card",
878 .platform_data
= &fsi2_hdmi_info
,
882 /* RTC: RTC connects i2c-gpio. */
883 static struct i2c_gpio_platform_data i2c_gpio_data
= {
886 .udelay
= 5, /* 100 kHz */
889 static struct platform_device i2c_gpio_device
= {
893 .platform_data
= &i2c_gpio_data
,
898 static struct st1232_pdata st1232_i2c0_pdata
= {
902 static struct i2c_board_info i2c0_devices
[] = {
904 I2C_BOARD_INFO("st1232-ts", 0x55),
905 .irq
= evt2irq(0x0340),
906 .platform_data
= &st1232_i2c0_pdata
,
909 I2C_BOARD_INFO("wm8978", 0x1a),
913 static struct i2c_board_info i2c2_devices
[] = {
915 I2C_BOARD_INFO("s35390a", 0x30),
923 static struct platform_device
*eva_devices
[] __initdata
= {
939 static const struct pinctrl_map eva_pinctrl_map
[] = {
941 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
942 "lcd0_data24_0", "lcd0"),
943 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
944 "lcd0_lclk_1", "lcd0"),
945 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
946 "lcd0_sync", "lcd0"),
948 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
949 "mmc0_data8_1", "mmc0"),
950 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
951 "mmc0_ctrl_1", "mmc0"),
953 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
954 "sdhi0_data4", "sdhi0"),
955 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
956 "sdhi0_ctrl", "sdhi0"),
957 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
958 "sdhi0_wp", "sdhi0"),
961 static void __init
eva_clock_init(void)
963 struct clk
*system
= clk_get(NULL
, "system_clk");
964 struct clk
*xtal1
= clk_get(NULL
, "extal1");
965 struct clk
*usb24s
= clk_get(NULL
, "usb24s");
966 struct clk
*fsibck
= clk_get(NULL
, "fsibck");
968 if (IS_ERR(system
) ||
972 pr_err("armadillo800eva board clock init failed\n");
976 /* armadillo 800 eva extal1 is 24MHz */
977 clk_set_rate(xtal1
, 24000000);
979 /* usb24s use extal1 (= system) clock (= 24MHz) */
980 clk_set_parent(usb24s
, system
);
982 /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
983 clk_set_rate(fsibck
, 12288000);
999 #define GPIO_PORT7CR IOMEM(0xe6050007)
1000 #define GPIO_PORT8CR IOMEM(0xe6050008)
1001 static void __init
eva_init(void)
1003 struct platform_device
*usb
= NULL
;
1005 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers
,
1006 ARRAY_SIZE(fixed3v3_power_consumers
), 3300000);
1008 pinctrl_register_mappings(eva_pinctrl_map
, ARRAY_SIZE(eva_pinctrl_map
));
1010 r8a7740_pinmux_init();
1011 r8a7740_meram_workaround();
1014 gpio_request(GPIO_FN_SCIFA1_RXD
, NULL
);
1015 gpio_request(GPIO_FN_SCIFA1_TXD
, NULL
);
1018 gpio_request(GPIO_FN_LCDC0_SELECT
, NULL
);
1020 gpio_request_one(61, GPIOF_OUT_INIT_HIGH
, NULL
); /* LCDDON */
1021 gpio_request_one(202, GPIOF_OUT_INIT_LOW
, NULL
); /* LCD0_LED_CONT */
1024 gpio_request(GPIO_FN_IRQ10
, NULL
); /* TP_INT */
1027 gpio_request(GPIO_FN_ET_CRS
, NULL
);
1028 gpio_request(GPIO_FN_ET_MDC
, NULL
);
1029 gpio_request(GPIO_FN_ET_MDIO
, NULL
);
1030 gpio_request(GPIO_FN_ET_TX_ER
, NULL
);
1031 gpio_request(GPIO_FN_ET_RX_ER
, NULL
);
1032 gpio_request(GPIO_FN_ET_ERXD0
, NULL
);
1033 gpio_request(GPIO_FN_ET_ERXD1
, NULL
);
1034 gpio_request(GPIO_FN_ET_ERXD2
, NULL
);
1035 gpio_request(GPIO_FN_ET_ERXD3
, NULL
);
1036 gpio_request(GPIO_FN_ET_TX_CLK
, NULL
);
1037 gpio_request(GPIO_FN_ET_TX_EN
, NULL
);
1038 gpio_request(GPIO_FN_ET_ETXD0
, NULL
);
1039 gpio_request(GPIO_FN_ET_ETXD1
, NULL
);
1040 gpio_request(GPIO_FN_ET_ETXD2
, NULL
);
1041 gpio_request(GPIO_FN_ET_ETXD3
, NULL
);
1042 gpio_request(GPIO_FN_ET_PHY_INT
, NULL
);
1043 gpio_request(GPIO_FN_ET_COL
, NULL
);
1044 gpio_request(GPIO_FN_ET_RX_DV
, NULL
);
1045 gpio_request(GPIO_FN_ET_RX_CLK
, NULL
);
1047 gpio_request_one(18, GPIOF_OUT_INIT_HIGH
, NULL
); /* PHY_RST */
1050 gpio_request_one(159, GPIOF_IN
, NULL
); /* USB_DEVICE_MODE */
1052 if (gpio_get_value(159)) {
1057 * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
1058 * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
1059 * USB connection/disconnection (usbhsf_get_vbus()).
1060 * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
1061 * and select GPIO 209 here
1063 gpio_request(GPIO_FN_IRQ7_PORT209
, NULL
);
1064 gpio_request_one(209, GPIOF_IN
, NULL
);
1066 platform_device_register(&usbhsf_device
);
1067 usb
= &usbhsf_device
;
1071 gpio_request_one(17, GPIOF_OUT_INIT_LOW
, NULL
); /* SDHI0_18/33_B */
1072 gpio_request_one(74, GPIOF_OUT_INIT_HIGH
, NULL
); /* SDHI0_PON */
1073 gpio_request_one(75, GPIOF_OUT_INIT_HIGH
, NULL
); /* SDSLOT1_PON */
1075 /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
1078 gpio_request(GPIO_FN_VIO0_D7
, NULL
);
1079 gpio_request(GPIO_FN_VIO0_D6
, NULL
);
1080 gpio_request(GPIO_FN_VIO0_D5
, NULL
);
1081 gpio_request(GPIO_FN_VIO0_D4
, NULL
);
1082 gpio_request(GPIO_FN_VIO0_D3
, NULL
);
1083 gpio_request(GPIO_FN_VIO0_D2
, NULL
);
1084 gpio_request(GPIO_FN_VIO0_D1
, NULL
);
1085 gpio_request(GPIO_FN_VIO0_D0
, NULL
);
1086 gpio_request(GPIO_FN_VIO0_CLK
, NULL
);
1087 gpio_request(GPIO_FN_VIO0_HD
, NULL
);
1088 gpio_request(GPIO_FN_VIO0_VD
, NULL
);
1089 gpio_request(GPIO_FN_VIO0_FIELD
, NULL
);
1090 gpio_request(GPIO_FN_VIO_CKO
, NULL
);
1092 /* CON1/CON15 Camera */
1093 gpio_request_one(173, GPIOF_OUT_INIT_LOW
, NULL
); /* STANDBY */
1094 gpio_request_one(172, GPIOF_OUT_INIT_HIGH
, NULL
); /* RST */
1095 /* see mt9t111_power() */
1096 gpio_request_one(158, GPIOF_OUT_INIT_LOW
, NULL
); /* CAM_PON */
1099 gpio_request(GPIO_FN_FSIAIBT
, NULL
);
1100 gpio_request(GPIO_FN_FSIAILR
, NULL
);
1101 gpio_request(GPIO_FN_FSIAOMC
, NULL
);
1102 gpio_request(GPIO_FN_FSIAOSLD
, NULL
);
1103 gpio_request(GPIO_FN_FSIAISLD_PORT5
, NULL
);
1105 gpio_request(7, NULL
);
1106 gpio_request(8, NULL
);
1107 gpio_direction_none(GPIO_PORT7CR
); /* FSIAOBT needs no direction */
1108 gpio_direction_none(GPIO_PORT8CR
); /* FSIAOLR needs no direction */
1111 gpio_request(GPIO_FN_FSIBCK
, NULL
);
1114 gpio_request(GPIO_FN_HDMI_HPD
, NULL
);
1115 gpio_request(GPIO_FN_HDMI_CEC
, NULL
);
1120 * DBGMD/LCDC0/FSIA MUX
1121 * DBGMD_SELECT_B should be set after setting PFC Function.
1123 gpio_request_one(176, GPIOF_OUT_INIT_HIGH
, NULL
);
1126 * We can switch CON8/CON14 by SW1.5,
1127 * but it needs after DBGMD_SELECT_B
1129 gpio_request_one(6, GPIOF_IN
, NULL
);
1130 if (gpio_get_value(6)) {
1133 /* CON8 (SDHI1) enable */
1134 pinctrl_register_mappings(eva_sdhi1_pinctrl_map
,
1135 ARRAY_SIZE(eva_sdhi1_pinctrl_map
));
1138 gpio_request_one(16, GPIOF_OUT_INIT_HIGH
, NULL
);
1140 platform_device_register(&sdhi1_device
);
1144 #ifdef CONFIG_CACHE_L2X0
1145 /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1146 l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1149 i2c_register_board_info(0, i2c0_devices
, ARRAY_SIZE(i2c0_devices
));
1150 i2c_register_board_info(2, i2c2_devices
, ARRAY_SIZE(i2c2_devices
));
1152 r8a7740_add_standard_devices();
1154 platform_add_devices(eva_devices
,
1155 ARRAY_SIZE(eva_devices
));
1157 rmobile_add_device_to_domain("A4LC", &lcdc0_device
);
1158 rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device
);
1160 rmobile_add_device_to_domain("A3SP", usb
);
1165 static void __init
eva_earlytimer_init(void)
1167 r8a7740_clock_init(MD_CK0
| MD_CK2
);
1168 shmobile_earlytimer_init();
1170 /* the rate of extal1 clock must be set before late_time_init */
1174 static void __init
eva_add_early_devices(void)
1176 r8a7740_add_early_devices();
1179 #define RESCNT2 IOMEM(0xe6188020)
1180 static void eva_restart(char mode
, const char *cmd
)
1182 /* Do soft power on reset */
1183 writel((1 << 31), RESCNT2
);
1186 static const char *eva_boards_compat_dt
[] __initdata
= {
1187 "renesas,armadillo800eva",
1191 DT_MACHINE_START(ARMADILLO800EVA_DT
, "armadillo800eva")
1192 .map_io
= r8a7740_map_io
,
1193 .init_early
= eva_add_early_devices
,
1194 .init_irq
= r8a7740_init_irq
,
1195 .handle_irq
= shmobile_handle_irq_intc
,
1196 .init_machine
= eva_init
,
1197 .init_late
= shmobile_init_late
,
1198 .init_time
= eva_earlytimer_init
,
1199 .dt_compat
= eva_boards_compat_dt
,
1200 .restart
= eva_restart
,