board-armadillo800eva.c 29.0 KB
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/*
 * armadillo 800 eva board support
 *
 * Copyright (C) 2012 Renesas Solutions Corp.
 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#include <linux/clk.h>
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#include <linux/delay.h>
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#include <linux/err.h>
#include <linux/kernel.h>
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#include <linux/input.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
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#include <linux/sh_eth.h>
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#include <linux/videodev2.h>
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#include <linux/usb/renesas_usbhs.h>
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#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
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#include <linux/mmc/sh_mmcif.h>
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#include <linux/mmc/sh_mobile_sdhi.h>
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#include <mach/common.h>
#include <mach/irqs.h>
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#include <mach/r8a7740.h>
#include <media/mt9t112.h>
#include <media/sh_mobile_ceu.h>
#include <media/soc_camera.h>
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#include <asm/page.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
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#include <video/sh_mobile_lcdc.h>
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#include <video/sh_mobile_hdmi.h>
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#include <sound/sh_fsi.h>
#include <sound/simple_card.h>
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/*
 * CON1		Camera Module
 * CON2		Extension Bus
 * CON3		HDMI Output
 * CON4		Composite Video Output
 * CON5		H-UDI JTAG
 * CON6		ARM JTAG
 * CON7		SD1
 * CON8		SD2
 * CON9		RTC BackUp
 * CON10	Monaural Mic Input
 * CON11	Stereo Headphone Output
 * CON12	Audio Line Output(L)
 * CON13	Audio Line Output(R)
 * CON14	AWL13 Module
 * CON15	Extension
 * CON16	LCD1
 * CON17	LCD2
 * CON19	Power Input
 * CON20	USB1
 * CON21	USB2
 * CON22	Serial
 * CON23	LAN
 * CON24	USB3
 * LED1		Camera LED(Yellow)
 * LED2		Power LED (Green)
 * ED3-LED6	User LED(Yellow)
 * LED7		LAN link LED(Green)
 * LED8		LAN activity LED(Yellow)
 */

/*
 * DipSwitch
 *
 *                    SW1
 *
 * -12345678-+---------------+----------------------------
 *  1        | boot          | hermit
 *  0        | boot          | OS auto boot
 * -12345678-+---------------+----------------------------
 *   00      | boot device   | eMMC
 *   10      | boot device   | SDHI0 (CON7)
 *   01      | boot device   | -
 *   11      | boot device   | Extension Buss (CS0)
 * -12345678-+---------------+----------------------------
 *     0     | Extension Bus | D8-D15 disable, eMMC enable
 *     1     | Extension Bus | D8-D15 enable,  eMMC disable
 * -12345678-+---------------+----------------------------
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 *      0    | SDHI1         | COM8 disable, COM14 enable
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 *      1    | SDHI1         | COM8 enable,  COM14 disable
 * -12345678-+---------------+----------------------------
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 *       0   | USB0          | COM20 enable,  COM24 disable
 *       1   | USB0          | COM20 disable, COM24 enable
 * -12345678-+---------------+----------------------------
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 *        00 | JTAG          | SH-X2
 *        10 | JTAG          | ARM
 *        01 | JTAG          | -
 *        11 | JTAG          | Boundary Scan
 *-----------+---------------+----------------------------
 */

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/*
 * FSI-WM8978
 *
 * this command is required when playback.
 *
 * # amixer set "Headphone" 50
 */

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/*
 * USB function
 *
 * When you use USB Function,
 * set SW1.6 ON, and connect cable to CN24.
 *
 * USBF needs workaround on R8A7740 chip.
 * These are a little bit complex.
 * see
 *	usbhsf_power_ctrl()
 */
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#define IRQ7		evt2irq(0x02e0)
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#define USBCR1		0xe605810a
#define USBH		0xC6700000
#define USBH_USBCTR	0x10834

struct usbhsf_private {
	struct clk *phy;
	struct clk *usb24;
	struct clk *pci;
	struct clk *func;
	struct clk *host;
	void __iomem *usbh_base;
	struct renesas_usbhs_platform_info info;
};

#define usbhsf_get_priv(pdev)				\
	container_of(renesas_usbhs_get_info(pdev),	\
		     struct usbhsf_private, info)

static int usbhsf_get_id(struct platform_device *pdev)
{
	return USBHS_GADGET;
}

static void usbhsf_power_ctrl(struct platform_device *pdev,
			      void __iomem *base, int enable)
{
	struct usbhsf_private *priv = usbhsf_get_priv(pdev);

	/*
	 * Work around for USB Function.
	 * It needs USB host clock, and settings
	 */
	if (enable) {
		/*
		 * enable all the related usb clocks
		 * for usb workaround
		 */
		clk_enable(priv->usb24);
		clk_enable(priv->pci);
		clk_enable(priv->host);
		clk_enable(priv->func);
		clk_enable(priv->phy);

		/*
		 * set USBCR1
		 *
		 * Port1 is driven by USB function,
		 * Port2 is driven by USB HOST
		 * One HOST (Port1 or Port2 is HOST)
		 * USB PLL input clock = 24MHz
		 */
		__raw_writew(0xd750, USBCR1);
		mdelay(1);

		/*
		 * start USB Host
		 */
		__raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
		__raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
		mdelay(10);

		/*
		 * USB PHY Power ON
		 */
		__raw_writew(0xd770, USBCR1);
		__raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */

	} else {
		__raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
		__raw_writew(0xd7c0, USBCR1); /* GPIO */

		clk_disable(priv->phy);
		clk_disable(priv->func);	/* usb work around */
		clk_disable(priv->host);	/* usb work around */
		clk_disable(priv->pci);		/* usb work around */
		clk_disable(priv->usb24);	/* usb work around */
	}
}

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static int usbhsf_get_vbus(struct platform_device *pdev)
{
	return gpio_get_value(GPIO_PORT209);
}

static irqreturn_t usbhsf_interrupt(int irq, void *data)
{
	struct platform_device *pdev = data;

	renesas_usbhs_call_notify_hotplug(pdev);

	return IRQ_HANDLED;
}

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static void usbhsf_hardware_exit(struct platform_device *pdev)
{
	struct usbhsf_private *priv = usbhsf_get_priv(pdev);

	if (!IS_ERR(priv->phy))
		clk_put(priv->phy);
	if (!IS_ERR(priv->usb24))
		clk_put(priv->usb24);
	if (!IS_ERR(priv->pci))
		clk_put(priv->pci);
	if (!IS_ERR(priv->host))
		clk_put(priv->host);
	if (!IS_ERR(priv->func))
		clk_put(priv->func);
	if (priv->usbh_base)
		iounmap(priv->usbh_base);

	priv->phy	= NULL;
	priv->usb24	= NULL;
	priv->pci	= NULL;
	priv->host	= NULL;
	priv->func	= NULL;
	priv->usbh_base	= NULL;
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	free_irq(IRQ7, pdev);
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}

static int usbhsf_hardware_init(struct platform_device *pdev)
{
	struct usbhsf_private *priv = usbhsf_get_priv(pdev);
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	int ret;
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	priv->phy	= clk_get(&pdev->dev, "phy");
	priv->usb24	= clk_get(&pdev->dev, "usb24");
	priv->pci	= clk_get(&pdev->dev, "pci");
	priv->func	= clk_get(&pdev->dev, "func");
	priv->host	= clk_get(&pdev->dev, "host");
	priv->usbh_base	= ioremap_nocache(USBH, 0x20000);

	if (IS_ERR(priv->phy)		||
	    IS_ERR(priv->usb24)		||
	    IS_ERR(priv->pci)		||
	    IS_ERR(priv->host)		||
	    IS_ERR(priv->func)		||
	    !priv->usbh_base) {
		dev_err(&pdev->dev, "USB clock setting failed\n");
		usbhsf_hardware_exit(pdev);
		return -EIO;
	}

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	ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
			  dev_name(&pdev->dev), pdev);
	if (ret) {
		dev_err(&pdev->dev, "request_irq err\n");
		return ret;
	}
	irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);

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	/* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
	clk_set_rate(priv->usb24,
		     clk_get_rate(clk_get_parent(priv->usb24)));

	return 0;
}

static struct usbhsf_private usbhsf_private = {
	.info = {
		.platform_callback = {
			.get_id		= usbhsf_get_id,
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			.get_vbus	= usbhsf_get_vbus,
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			.hardware_init	= usbhsf_hardware_init,
			.hardware_exit	= usbhsf_hardware_exit,
			.power_ctrl	= usbhsf_power_ctrl,
		},
		.driver_param = {
			.buswait_bwait		= 5,
			.detection_delay	= 5,
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			.d0_rx_id	= SHDMA_SLAVE_USBHS_RX,
			.d1_tx_id	= SHDMA_SLAVE_USBHS_TX,
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		},
	}
};

static struct resource usbhsf_resources[] = {
	{
		.name	= "USBHS",
		.start	= 0xe6890000,
		.end	= 0xe6890104 - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= evt2irq(0x0A20),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device usbhsf_device = {
	.name	= "renesas_usbhs",
	.dev = {
		.platform_data = &usbhsf_private.info,
	},
	.id = -1,
	.num_resources	= ARRAY_SIZE(usbhsf_resources),
	.resource	= usbhsf_resources,
};

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/* Ether */
static struct sh_eth_plat_data sh_eth_platdata = {
	.phy			= 0x00, /* LAN8710A */
	.edmac_endian		= EDMAC_LITTLE_ENDIAN,
	.register_type		= SH_ETH_REG_GIGABIT,
	.phy_interface		= PHY_INTERFACE_MODE_MII,
};

static struct resource sh_eth_resources[] = {
	{
		.start	= 0xe9a00000,
		.end	= 0xe9a00800 - 1,
		.flags	= IORESOURCE_MEM,
	}, {
		.start	= 0xe9a01800,
		.end	= 0xe9a02000 - 1,
		.flags	= IORESOURCE_MEM,
	}, {
		.start	= evt2irq(0x0500),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sh_eth_device = {
	.name = "sh-eth",
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	.id = -1,
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	.dev = {
		.platform_data = &sh_eth_platdata,
	},
	.resource = sh_eth_resources,
	.num_resources = ARRAY_SIZE(sh_eth_resources),
};

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/* LCDC */
static struct fb_videomode lcdc0_mode = {
	.name		= "AMPIER/AM-800480",
	.xres		= 800,
	.yres		= 480,
	.left_margin	= 88,
	.right_margin	= 40,
	.hsync_len	= 128,
	.upper_margin	= 20,
	.lower_margin	= 5,
	.vsync_len	= 5,
	.sync		= 0,
};

static struct sh_mobile_lcdc_info lcdc0_info = {
	.clock_source	= LCDC_CLK_BUS,
	.ch[0] = {
		.chan		= LCDC_CHAN_MAINLCD,
		.fourcc		= V4L2_PIX_FMT_RGB565,
		.interface_type	= RGB24,
		.clock_divider	= 5,
		.flags		= 0,
		.lcd_modes	= &lcdc0_mode,
		.num_modes	= 1,
		.panel_cfg = {
			.width	= 111,
			.height = 68,
		},
	},
};

static struct resource lcdc0_resources[] = {
	[0] = {
		.name	= "LCD0",
		.start	= 0xfe940000,
		.end	= 0xfe943fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x580),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc0_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc0_resources),
	.resource	= lcdc0_resources,
	.id		= 0,
	.dev	= {
		.platform_data	= &lcdc0_info,
		.coherent_dma_mask = ~0,
	},
};

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/*
 * LCDC1/HDMI
 */
static struct sh_mobile_hdmi_info hdmi_info = {
	.flags		= HDMI_OUTPUT_PUSH_PULL |
			  HDMI_OUTPUT_POLARITY_HI |
			  HDMI_32BIT_REG |
			  HDMI_HAS_HTOP1 |
			  HDMI_SND_SRC_SPDIF,
};

static struct resource hdmi_resources[] = {
	[0] = {
		.name	= "HDMI",
		.start	= 0xe6be0000,
		.end	= 0xe6be03ff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= evt2irq(0x1700),
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.name	= "HDMI emma3pf",
		.start	= 0xe6be4000,
		.end	= 0xe6be43ff,
		.flags	= IORESOURCE_MEM,
	},
};

static struct platform_device hdmi_device = {
	.name		= "sh-mobile-hdmi",
	.num_resources	= ARRAY_SIZE(hdmi_resources),
	.resource	= hdmi_resources,
	.id             = -1,
	.dev	= {
		.platform_data	= &hdmi_info,
	},
};

static const struct fb_videomode lcdc1_mode = {
	.name		= "HDMI 720p",
	.xres		= 1280,
	.yres		= 720,
	.pixclock	= 13468,
	.left_margin	= 220,
	.right_margin	= 110,
	.hsync_len	= 40,
	.upper_margin	= 20,
	.lower_margin	= 5,
	.vsync_len	= 5,
	.refresh	= 60,
	.sync		= FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
};

static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
	.clock_source	= LCDC_CLK_PERIPHERAL, /* HDMI clock */
	.ch[0] = {
		.chan			= LCDC_CHAN_MAINLCD,
		.fourcc			= V4L2_PIX_FMT_RGB565,
		.interface_type		= RGB24,
		.clock_divider		= 1,
		.flags			= LCDC_FLAGS_DWPOL,
		.lcd_modes		= &lcdc1_mode,
		.num_modes		= 1,
		.tx_dev			= &hdmi_device,
		.panel_cfg = {
			.width	= 1280,
			.height = 720,
		},
	},
};

static struct resource hdmi_lcdc_resources[] = {
	[0] = {
		.name	= "LCDC1",
		.start	= 0xfe944000,
		.end	= 0xfe948000 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x1780),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device hdmi_lcdc_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(hdmi_lcdc_resources),
	.resource	= hdmi_lcdc_resources,
	.id		= 1,
	.dev	= {
		.platform_data	= &hdmi_lcdc_info,
		.coherent_dma_mask = ~0,
	},
};

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/* GPIO KEY */
#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }

static struct gpio_keys_button gpio_buttons[] = {
	GPIO_KEY(KEY_POWER,	GPIO_PORT99,	"SW1"),
	GPIO_KEY(KEY_BACK,	GPIO_PORT100,	"SW2"),
	GPIO_KEY(KEY_MENU,	GPIO_PORT97,	"SW3"),
	GPIO_KEY(KEY_HOME,	GPIO_PORT98,	"SW4"),
};

static struct gpio_keys_platform_data gpio_key_info = {
	.buttons	= gpio_buttons,
	.nbuttons	= ARRAY_SIZE(gpio_buttons),
};

static struct platform_device gpio_keys_device = {
	.name   = "gpio-keys",
	.id     = -1,
	.dev    = {
		.platform_data  = &gpio_key_info,
	},
};

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/* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
static struct regulator_consumer_supply fixed3v3_power_consumers[] =
{
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
	REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
	REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
};

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/* SDHI0 */
/*
 * FIXME
 *
 * It use polling mode here, since
 * CD (= Card Detect) pin is not connected to SDHI0_CD.
 * We can use IRQ31 as card detect irq,
 * but it needs chattering removal operation
 */
#define IRQ31	evt2irq(0x33E0)
static struct sh_mobile_sdhi_info sdhi0_info = {
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	.dma_slave_tx	= SHDMA_SLAVE_SDHI0_TX,
	.dma_slave_rx	= SHDMA_SLAVE_SDHI0_RX,
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	.tmio_caps	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
			  MMC_CAP_NEEDS_POLL,
	.tmio_ocr_mask	= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
	.tmio_flags	= TMIO_MMC_HAS_IDLE_WAIT,
};

static struct resource sdhi0_resources[] = {
	{
		.name	= "SDHI0",
		.start	= 0xe6850000,
		.end	= 0xe6850100 - 1,
		.flags	= IORESOURCE_MEM,
	},
	/*
	 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
	 */
	{
		.name	= SH_MOBILE_SDHI_IRQ_SDCARD,
		.start	= evt2irq(0x0E20),
		.flags	= IORESOURCE_IRQ,
	},
	{
		.name	= SH_MOBILE_SDHI_IRQ_SDIO,
		.start	= evt2irq(0x0E40),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sdhi0_device = {
	.name		= "sh_mobile_sdhi",
	.id		= 0,
	.dev		= {
		.platform_data	= &sdhi0_info,
	},
	.num_resources	= ARRAY_SIZE(sdhi0_resources),
	.resource	= sdhi0_resources,
};

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/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
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	.dma_slave_tx	= SHDMA_SLAVE_SDHI1_TX,
	.dma_slave_rx	= SHDMA_SLAVE_SDHI1_RX,
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	.tmio_caps	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
	.tmio_ocr_mask	= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
	.tmio_flags	= TMIO_MMC_HAS_IDLE_WAIT,
};

static struct resource sdhi1_resources[] = {
	[0] = {
		.name	= "SDHI1",
		.start	= 0xe6860000,
		.end	= 0xe6860100 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= evt2irq(0x0E80),
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.start	= evt2irq(0x0EA0),
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		.start	= evt2irq(0x0EC0),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sdhi1_device = {
	.name		= "sh_mobile_sdhi",
	.id		= 1,
	.dev		= {
		.platform_data	= &sdhi1_info,
	},
	.num_resources	= ARRAY_SIZE(sdhi1_resources),
	.resource	= sdhi1_resources,
};

647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684
/* MMCIF */
static struct sh_mmcif_plat_data sh_mmcif_plat = {
	.sup_pclk	= 0,
	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
	.caps		= MMC_CAP_4_BIT_DATA |
			  MMC_CAP_8_BIT_DATA |
			  MMC_CAP_NONREMOVABLE,
};

static struct resource sh_mmcif_resources[] = {
	[0] = {
		.name	= "MMCIF",
		.start	= 0xe6bd0000,
		.end	= 0xe6bd0100 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		/* MMC ERR */
		.start	= evt2irq(0x1AC0),
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		/* MMC NOR */
		.start	= evt2irq(0x1AE0),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sh_mmcif_device = {
	.name		= "sh_mmcif",
	.id		= -1,
	.dev		= {
		.platform_data	= &sh_mmcif_plat,
	},
	.num_resources	= ARRAY_SIZE(sh_mmcif_resources),
	.resource	= sh_mmcif_resources,
};

685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765
/* Camera */
static int mt9t111_power(struct device *dev, int mode)
{
	struct clk *mclk = clk_get(NULL, "video1");

	if (IS_ERR(mclk)) {
		dev_err(dev, "can't get video1 clock\n");
		return -EINVAL;
	}

	if (mode) {
		/* video1 (= CON1 camera) expect 24MHz */
		clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
		clk_enable(mclk);
		gpio_direction_output(GPIO_PORT158, 1);
	} else {
		gpio_direction_output(GPIO_PORT158, 0);
		clk_disable(mclk);
	}

	clk_put(mclk);

	return 0;
}

static struct i2c_board_info i2c_camera_mt9t111 = {
	I2C_BOARD_INFO("mt9t112", 0x3d),
};

static struct mt9t112_camera_info mt9t111_info = {
	.divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
};

static struct soc_camera_link mt9t111_link = {
	.i2c_adapter_id	= 0,
	.bus_id		= 0,
	.board_info	= &i2c_camera_mt9t111,
	.power		= mt9t111_power,
	.priv		= &mt9t111_info,
};

static struct platform_device camera_device = {
	.name	= "soc-camera-pdrv",
	.id	= 0,
	.dev	= {
		.platform_data = &mt9t111_link,
	},
};

/* CEU0 */
static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
	.flags = SH_CEU_FLAG_LOWER_8BIT,
};

static struct resource ceu0_resources[] = {
	[0] = {
		.name	= "CEU",
		.start	= 0xfe910000,
		.end	= 0xfe91009f,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start  = intcs_evt2irq(0x0500),
		.flags  = IORESOURCE_IRQ,
	},
	[2] = {
		/* place holder for contiguous memory */
	},
};

static struct platform_device ceu0_device = {
	.name		= "sh_mobile_ceu",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(ceu0_resources),
	.resource	= ceu0_resources,
	.dev	= {
		.platform_data		= &sh_mobile_ceu0_info,
		.coherent_dma_mask	= 0xffffffff,
	},
};

766
/* FSI */
767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792
static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
{
	struct clk *fsib;
	int ret;

	/* it support 48KHz only */
	if (48000 != rate)
		return -EINVAL;

	fsib = clk_get(dev, "ickb");
	if (IS_ERR(fsib))
		return -EINVAL;

	if (enable) {
		ret = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
		clk_enable(fsib);
	} else {
		ret = 0;
		clk_disable(fsib);
	}

	clk_put(fsib);

	return ret;
}

793 794 795
static struct sh_fsi_platform_info fsi_info = {
	/* FSI-WM8978 */
	.port_a = {
796
		.tx_id = SHDMA_SLAVE_FSIA_TX,
797
	},
798 799 800 801 802
	/* FSI-HDMI */
	.port_b = {
		.flags		= SH_FSI_FMT_SPDIF |
				  SH_FSI_ENABLE_STREAM_MODE,
		.set_rate	= fsi_hdmi_set_rate,
803
		.tx_id		= SHDMA_SLAVE_FSIB_TX,
804
	}
805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855
};

static struct resource fsi_resources[] = {
	[0] = {
		.name	= "FSI",
		.start	= 0xfe1f0000,
		.end	= 0xfe1f8400 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start  = evt2irq(0x1840),
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device fsi_device = {
	.name		= "sh_fsi2",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(fsi_resources),
	.resource	= fsi_resources,
	.dev	= {
		.platform_data	= &fsi_info,
	},
};

/* FSI-WM8978 */
static struct asoc_simple_dai_init_info fsi_wm8978_init_info = {
	.fmt		= SND_SOC_DAIFMT_I2S,
	.codec_daifmt	= SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
	.cpu_daifmt	= SND_SOC_DAIFMT_CBS_CFS,
	.sysclk		= 12288000,
};

static struct asoc_simple_card_info fsi_wm8978_info = {
	.name		= "wm8978",
	.card		= "FSI2A-WM8978",
	.cpu_dai	= "fsia-dai",
	.codec		= "wm8978.0-001a",
	.platform	= "sh_fsi2",
	.codec_dai	= "wm8978-hifi",
	.init		= &fsi_wm8978_init_info,
};

static struct platform_device fsi_wm8978_device = {
	.name	= "asoc-simple-card",
	.id	= 0,
	.dev	= {
		.platform_data	= &fsi_wm8978_info,
	},
};

856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878
/* FSI-HDMI */
static struct asoc_simple_dai_init_info fsi2_hdmi_init_info = {
	.cpu_daifmt	= SND_SOC_DAIFMT_CBM_CFM,
};

static struct asoc_simple_card_info fsi2_hdmi_info = {
	.name		= "HDMI",
	.card		= "FSI2B-HDMI",
	.cpu_dai	= "fsib-dai",
	.codec		= "sh-mobile-hdmi",
	.platform	= "sh_fsi2",
	.codec_dai	= "sh_mobile_hdmi-hifi",
	.init		= &fsi2_hdmi_init_info,
};

static struct platform_device fsi_hdmi_device = {
	.name	= "asoc-simple-card",
	.id	= 1,
	.dev	= {
		.platform_data	= &fsi2_hdmi_info,
	},
};

879 880 881 882 883 884
/* I2C */
static struct i2c_board_info i2c0_devices[] = {
	{
		I2C_BOARD_INFO("st1232-ts", 0x55),
		.irq = evt2irq(0x0340),
	},
885 886 887
	{
		I2C_BOARD_INFO("wm8978", 0x1a),
	},
888 889
};

890 891 892 893
/*
 * board devices
 */
static struct platform_device *eva_devices[] __initdata = {
894
	&lcdc0_device,
895
	&gpio_keys_device,
896
	&sh_eth_device,
897
	&sdhi0_device,
898
	&sh_mmcif_device,
899 900
	&hdmi_device,
	&hdmi_lcdc_device,
901 902
	&camera_device,
	&ceu0_device,
903
	&fsi_device,
904
	&fsi_hdmi_device,
905
	&fsi_wm8978_device,
906 907
};

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static void __init eva_clock_init(void)
{
	struct clk *system	= clk_get(NULL, "system_clk");
	struct clk *xtal1	= clk_get(NULL, "extal1");
	struct clk *usb24s	= clk_get(NULL, "usb24s");
913 914
	struct clk *fsibck	= clk_get(NULL, "fsibck");
	struct clk *fsib	= clk_get(&fsi_device.dev, "ickb");
915 916 917

	if (IS_ERR(system)	||
	    IS_ERR(xtal1)	||
918 919 920
	    IS_ERR(usb24s)	||
	    IS_ERR(fsibck)	||
	    IS_ERR(fsib)) {
921 922 923 924 925 926 927 928 929 930
		pr_err("armadillo800eva board clock init failed\n");
		goto clock_error;
	}

	/* armadillo 800 eva extal1 is 24MHz */
	clk_set_rate(xtal1, 24000000);

	/* usb24s use extal1 (= system) clock (= 24MHz) */
	clk_set_parent(usb24s, system);

931 932 933 934 935
	/* FSIBCK is 12.288MHz, and it is parent of FSI-B */
	clk_set_parent(fsib, fsibck);
	clk_set_rate(fsibck, 12288000);
	clk_set_rate(fsib,   12288000);

936 937 938 939 940 941 942
clock_error:
	if (!IS_ERR(system))
		clk_put(system);
	if (!IS_ERR(xtal1))
		clk_put(xtal1);
	if (!IS_ERR(usb24s))
		clk_put(usb24s);
943 944 945 946
	if (!IS_ERR(fsibck))
		clk_put(fsibck);
	if (!IS_ERR(fsib))
		clk_put(fsib);
947 948
}

949 950 951
/*
 * board init
 */
952 953
#define GPIO_PORT7CR	0xe6050007
#define GPIO_PORT8CR	0xe6050008
954 955
static void __init eva_init(void)
{
956 957
	struct platform_device *usb = NULL;

958 959
	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
				     ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
960

961
	r8a7740_pinmux_init();
962
	r8a7740_meram_workaround();
963 964 965 966 967

	/* SCIFA1 */
	gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
	gpio_request(GPIO_FN_SCIFA1_TXD, NULL);

968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005
	/* LCDC0 */
	gpio_request(GPIO_FN_LCDC0_SELECT,	NULL);
	gpio_request(GPIO_FN_LCD0_D0,		NULL);
	gpio_request(GPIO_FN_LCD0_D1,		NULL);
	gpio_request(GPIO_FN_LCD0_D2,		NULL);
	gpio_request(GPIO_FN_LCD0_D3,		NULL);
	gpio_request(GPIO_FN_LCD0_D4,		NULL);
	gpio_request(GPIO_FN_LCD0_D5,		NULL);
	gpio_request(GPIO_FN_LCD0_D6,		NULL);
	gpio_request(GPIO_FN_LCD0_D7,		NULL);
	gpio_request(GPIO_FN_LCD0_D8,		NULL);
	gpio_request(GPIO_FN_LCD0_D9,		NULL);
	gpio_request(GPIO_FN_LCD0_D10,		NULL);
	gpio_request(GPIO_FN_LCD0_D11,		NULL);
	gpio_request(GPIO_FN_LCD0_D12,		NULL);
	gpio_request(GPIO_FN_LCD0_D13,		NULL);
	gpio_request(GPIO_FN_LCD0_D14,		NULL);
	gpio_request(GPIO_FN_LCD0_D15,		NULL);
	gpio_request(GPIO_FN_LCD0_D16,		NULL);
	gpio_request(GPIO_FN_LCD0_D17,		NULL);
	gpio_request(GPIO_FN_LCD0_D18_PORT40,	NULL);
	gpio_request(GPIO_FN_LCD0_D19_PORT4,	NULL);
	gpio_request(GPIO_FN_LCD0_D20_PORT3,	NULL);
	gpio_request(GPIO_FN_LCD0_D21_PORT2,	NULL);
	gpio_request(GPIO_FN_LCD0_D22_PORT0,	NULL);
	gpio_request(GPIO_FN_LCD0_D23_PORT1,	NULL);
	gpio_request(GPIO_FN_LCD0_DCK,		NULL);
	gpio_request(GPIO_FN_LCD0_VSYN,		NULL);
	gpio_request(GPIO_FN_LCD0_HSYN,		NULL);
	gpio_request(GPIO_FN_LCD0_DISP,		NULL);
	gpio_request(GPIO_FN_LCD0_LCLK_PORT165,	NULL);

	gpio_request(GPIO_PORT61, NULL); /* LCDDON */
	gpio_direction_output(GPIO_PORT61, 1);

	gpio_request(GPIO_PORT202, NULL); /* LCD0_LED_CONT */
	gpio_direction_output(GPIO_PORT202, 0);

1006 1007 1008 1009 1010
	/* Touchscreen */
	gpio_request(GPIO_FN_IRQ10,	NULL); /* TP_INT */
	gpio_request(GPIO_PORT166,	NULL); /* TP_RST_B */
	gpio_direction_output(GPIO_PORT166, 1);

1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034
	/* GETHER */
	gpio_request(GPIO_FN_ET_CRS,		NULL);
	gpio_request(GPIO_FN_ET_MDC,		NULL);
	gpio_request(GPIO_FN_ET_MDIO,		NULL);
	gpio_request(GPIO_FN_ET_TX_ER,		NULL);
	gpio_request(GPIO_FN_ET_RX_ER,		NULL);
	gpio_request(GPIO_FN_ET_ERXD0,		NULL);
	gpio_request(GPIO_FN_ET_ERXD1,		NULL);
	gpio_request(GPIO_FN_ET_ERXD2,		NULL);
	gpio_request(GPIO_FN_ET_ERXD3,		NULL);
	gpio_request(GPIO_FN_ET_TX_CLK,		NULL);
	gpio_request(GPIO_FN_ET_TX_EN,		NULL);
	gpio_request(GPIO_FN_ET_ETXD0,		NULL);
	gpio_request(GPIO_FN_ET_ETXD1,		NULL);
	gpio_request(GPIO_FN_ET_ETXD2,		NULL);
	gpio_request(GPIO_FN_ET_ETXD3,		NULL);
	gpio_request(GPIO_FN_ET_PHY_INT,	NULL);
	gpio_request(GPIO_FN_ET_COL,		NULL);
	gpio_request(GPIO_FN_ET_RX_DV,		NULL);
	gpio_request(GPIO_FN_ET_RX_CLK,		NULL);

	gpio_request(GPIO_PORT18, NULL); /* PHY_RST */
	gpio_direction_output(GPIO_PORT18, 1);

1035 1036 1037 1038 1039 1040 1041 1042
	/* USB */
	gpio_request(GPIO_PORT159, NULL); /* USB_DEVICE_MODE */
	gpio_direction_input(GPIO_PORT159);

	if (gpio_get_value(GPIO_PORT159)) {
		/* USB Host */
	} else {
		/* USB Func */
1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053
		/*
		 * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
		 * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
		 * USB connection/disconnection (usbhsf_get_vbus()).
		 * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
		 * and select GPIO_PORT209 here
		 */
		gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
		gpio_request(GPIO_PORT209, NULL);
		gpio_direction_input(GPIO_PORT209);

1054
		platform_device_register(&usbhsf_device);
1055
		usb = &usbhsf_device;
1056 1057
	}

1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075
	/* SDHI0 */
	gpio_request(GPIO_FN_SDHI0_CMD, NULL);
	gpio_request(GPIO_FN_SDHI0_CLK, NULL);
	gpio_request(GPIO_FN_SDHI0_D0, NULL);
	gpio_request(GPIO_FN_SDHI0_D1, NULL);
	gpio_request(GPIO_FN_SDHI0_D2, NULL);
	gpio_request(GPIO_FN_SDHI0_D3, NULL);
	gpio_request(GPIO_FN_SDHI0_WP, NULL);

	gpio_request(GPIO_PORT17, NULL);	/* SDHI0_18/33_B */
	gpio_request(GPIO_PORT74, NULL);	/* SDHI0_PON */
	gpio_request(GPIO_PORT75, NULL);	/* SDSLOT1_PON */
	gpio_direction_output(GPIO_PORT17, 0);
	gpio_direction_output(GPIO_PORT74, 1);
	gpio_direction_output(GPIO_PORT75, 1);

	/* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */

1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092
	/*
	 * MMCIF
	 *
	 * Here doesn't care SW1.4 status,
	 * since CON2 is not mounted.
	 */
	gpio_request(GPIO_FN_MMC1_CLK_PORT103,	NULL);
	gpio_request(GPIO_FN_MMC1_CMD_PORT104,	NULL);
	gpio_request(GPIO_FN_MMC1_D0_PORT149,	NULL);
	gpio_request(GPIO_FN_MMC1_D1_PORT148,	NULL);
	gpio_request(GPIO_FN_MMC1_D2_PORT147,	NULL);
	gpio_request(GPIO_FN_MMC1_D3_PORT146,	NULL);
	gpio_request(GPIO_FN_MMC1_D4_PORT145,	NULL);
	gpio_request(GPIO_FN_MMC1_D5_PORT144,	NULL);
	gpio_request(GPIO_FN_MMC1_D6_PORT143,	NULL);
	gpio_request(GPIO_FN_MMC1_D7_PORT142,	NULL);

1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115
	/* CEU0 */
	gpio_request(GPIO_FN_VIO0_D7,		NULL);
	gpio_request(GPIO_FN_VIO0_D6,		NULL);
	gpio_request(GPIO_FN_VIO0_D5,		NULL);
	gpio_request(GPIO_FN_VIO0_D4,		NULL);
	gpio_request(GPIO_FN_VIO0_D3,		NULL);
	gpio_request(GPIO_FN_VIO0_D2,		NULL);
	gpio_request(GPIO_FN_VIO0_D1,		NULL);
	gpio_request(GPIO_FN_VIO0_D0,		NULL);
	gpio_request(GPIO_FN_VIO0_CLK,		NULL);
	gpio_request(GPIO_FN_VIO0_HD,		NULL);
	gpio_request(GPIO_FN_VIO0_VD,		NULL);
	gpio_request(GPIO_FN_VIO0_FIELD,	NULL);
	gpio_request(GPIO_FN_VIO_CKO,		NULL);

	/* CON1/CON15 Camera */
	gpio_request(GPIO_PORT173, NULL); /* STANDBY */
	gpio_request(GPIO_PORT172, NULL); /* RST */
	gpio_request(GPIO_PORT158, NULL); /* CAM_PON */
	gpio_direction_output(GPIO_PORT173, 0);
	gpio_direction_output(GPIO_PORT172, 1);
	gpio_direction_output(GPIO_PORT158, 0); /* see mt9t111_power() */

1116 1117 1118 1119 1120 1121 1122 1123 1124
	/* FSI-WM8978 */
	gpio_request(GPIO_FN_FSIAIBT,		NULL);
	gpio_request(GPIO_FN_FSIAILR,		NULL);
	gpio_request(GPIO_FN_FSIAOMC,		NULL);
	gpio_request(GPIO_FN_FSIAOSLD,		NULL);
	gpio_request(GPIO_FN_FSIAISLD_PORT5,	NULL);

	gpio_request(GPIO_PORT7, NULL);
	gpio_request(GPIO_PORT8, NULL);
1125 1126
	gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
	gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1127

1128 1129 1130 1131 1132 1133 1134
	/* FSI-HDMI */
	gpio_request(GPIO_FN_FSIBCK,		NULL);

	/* HDMI */
	gpio_request(GPIO_FN_HDMI_HPD,		NULL);
	gpio_request(GPIO_FN_HDMI_CEC,		NULL);

1135 1136 1137 1138 1139 1140 1141 1142 1143
	/*
	 * CAUTION
	 *
	 * DBGMD/LCDC0/FSIA MUX
	 * DBGMD_SELECT_B should be set after setting PFC Function.
	 */
	gpio_request(GPIO_PORT176, NULL);
	gpio_direction_output(GPIO_PORT176, 1);

1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169
	/*
	 * We can switch CON8/CON14 by SW1.5,
	 * but it needs after DBGMD_SELECT_B
	 */
	gpio_request(GPIO_PORT6, NULL);
	gpio_direction_input(GPIO_PORT6);
	if (gpio_get_value(GPIO_PORT6)) {
		/* CON14 enable */
	} else {
		/* CON8 (SDHI1) enable */
		gpio_request(GPIO_FN_SDHI1_CLK,	NULL);
		gpio_request(GPIO_FN_SDHI1_CMD,	NULL);
		gpio_request(GPIO_FN_SDHI1_D0,	NULL);
		gpio_request(GPIO_FN_SDHI1_D1,	NULL);
		gpio_request(GPIO_FN_SDHI1_D2,	NULL);
		gpio_request(GPIO_FN_SDHI1_D3,	NULL);
		gpio_request(GPIO_FN_SDHI1_CD,	NULL);
		gpio_request(GPIO_FN_SDHI1_WP,	NULL);

		gpio_request(GPIO_PORT16, NULL); /* SDSLOT2_PON */
		gpio_direction_output(GPIO_PORT16, 1);

		platform_device_register(&sdhi1_device);
	}


1170 1171 1172 1173 1174
#ifdef CONFIG_CACHE_L2X0
	/* Early BRESP enable, Shared attribute override enable, 32K*8way */
	l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff);
#endif

1175 1176
	i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));

1177 1178 1179 1180
	r8a7740_add_standard_devices();

	platform_add_devices(eva_devices,
			     ARRAY_SIZE(eva_devices));
1181 1182

	eva_clock_init();
1183 1184 1185

	rmobile_add_device_to_domain(&r8a7740_pd_a4lc, &lcdc0_device);
	rmobile_add_device_to_domain(&r8a7740_pd_a4lc, &hdmi_lcdc_device);
1186 1187
	if (usb)
		rmobile_add_device_to_domain(&r8a7740_pd_a3sp, usb);
1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203
}

static void __init eva_earlytimer_init(void)
{
	r8a7740_clock_init(MD_CK0 | MD_CK2);
	shmobile_earlytimer_init();
}

static void __init eva_add_early_devices(void)
{
	r8a7740_add_early_devices();

	/* override timer setup with board-specific code */
	shmobile_timer.init = eva_earlytimer_init;
}

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static const char *eva_boards_compat_dt[] __initdata = {
	"renesas,armadillo800eva",
	NULL,
};

DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
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	.map_io		= r8a7740_map_io,
	.init_early	= eva_add_early_devices,
	.init_irq	= r8a7740_init_irq,
	.handle_irq	= shmobile_handle_irq_intc,
	.init_machine	= eva_init,
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	.init_late	= shmobile_init_late,
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	.timer		= &shmobile_timer,
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	.dt_compat	= eva_boards_compat_dt,
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MACHINE_END