board-ap4evb.c 33.8 KB
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/*
 * AP4EVB board support
 *
 * Copyright (C) 2010  Magnus Damm
 * Copyright (C) 2008  Yoshihiro Shimoda
 *
 * 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
 */
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#include <linux/clk.h>
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#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
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#include <linux/mfd/tmio.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/sh_mobile_sdhi.h>
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#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
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#include <linux/mmc/sh_mmcif.h>
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#include <linux/i2c.h>
#include <linux/i2c/tsc2007.h>
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#include <linux/io.h>
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#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
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#include <linux/smsc911x.h>
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#include <linux/sh_intc.h>
#include <linux/sh_clk.h>
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#include <linux/gpio.h>
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#include <linux/input.h>
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#include <linux/leds.h>
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#include <linux/input/sh_keysc.h>
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#include <linux/usb/r8a66597.h>
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#include <linux/pm_clock.h>
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#include <linux/dma-mapping.h>
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#include <media/sh_mobile_ceu.h>
#include <media/sh_mobile_csi2.h>
#include <media/soc_camera.h>

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#include <sound/sh_fsi.h>
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#include <sound/simple_card.h>
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#include <video/sh_mobile_hdmi.h>
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#include <video/sh_mobile_lcdc.h>
#include <video/sh_mipi_dsi.h>

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#include <mach/common.h>
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#include <mach/irqs.h>
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#include <mach/sh7372.h>
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#include <asm/mach-types.h>
#include <asm/mach/arch.h>
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#include <asm/setup.h>
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#include "sh-gpio.h"

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/*
 * Address	Interface		BusWidth	note
 * ------------------------------------------------------------------
 * 0x0000_0000	NOR Flash ROM (MCP)	16bit		SW7 : bit1 = ON
 * 0x0800_0000	user area		-
 * 0x1000_0000	NOR Flash ROM (MCP)	16bit		SW7 : bit1 = OFF
 * 0x1400_0000	Ether (LAN9220)		16bit
 * 0x1600_0000	user area		-		cannot use with NAND
 * 0x1800_0000	user area		-
 * 0x1A00_0000	-
 * 0x4000_0000	LPDDR2-SDRAM (POP)	32bit
 */

/*
 * NOR Flash ROM
 *
 *  SW1  |     SW2    | SW7  | NOR Flash ROM
 *  bit1 | bit1  bit2 | bit1 | Memory allocation
 * ------+------------+------+------------------
 *  OFF  | ON     OFF | ON   |    Area 0
 *  OFF  | ON     OFF | OFF  |    Area 4
 */

/*
 * NAND Flash ROM
 *
 *  SW1  |     SW2    | SW7  | NAND Flash ROM
 *  bit1 | bit1  bit2 | bit2 | Memory allocation
 * ------+------------+------+------------------
 *  OFF  | ON     OFF | ON   |    FCE 0
 *  OFF  | ON     OFF | OFF  |    FCE 1
 */

/*
 * SMSC 9220
 *
 *  SW1		SMSC 9220
 * -----------------------
 *  ON		access disable
 *  OFF		access enable
 */

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/*
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 * LCD / IRQ / KEYSC / IrDA
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 *
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 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
 * LCD = 2nd LCDC (WVGA)
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 *
 * 		|		SW43			|
 * SW3		|	ON		|	OFF	|
 * -------------+-----------------------+---------------+
 * ON		| KEY / IrDA		| LCD		|
 * OFF		| KEY / IrDA / IRQ	| IRQ		|
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 *
 *
 * QHD / WVGA display
 *
 * You can choice display type on menuconfig.
 * Then, check above dip-switch.
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 */

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/*
 * USB
 *
 * J7 : 1-2  MAX3355E VBUS
 *      2-3  DC 5.0V
 *
 * S39: bit2: off
 */

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/*
 * FSI/FSMI
 *
 * SW41	:  ON : SH-Mobile AP4 Audio Mode
 *	: OFF : Bluetooth Audio Mode
 */

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/*
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 * MMC0/SDHI1 (CN7)
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 *
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 * J22 : select card voltage
 *       1-2 pin : 1.8v
 *       2-3 pin : 3.3v
 *
 *        SW1  |             SW33
 *             | bit1 | bit2 | bit3 | bit4
 * ------------+------+------+------+-------
 * MMC0   OFF  |  OFF |  ON  |  ON  |  X
 * SDHI1  OFF  |  ON  |   X  |  OFF | ON
 *
 * voltage lebel
 * CN7 : 1.8v
 * CN12: 3.3v
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 */

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/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply fixed1v8_power_consumers[] =
{
	/* J22 default position: 1.8V */
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
	REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
	REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
};

static struct regulator_consumer_supply fixed3v3_power_consumers[] =
{
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
};

static struct regulator_consumer_supply dummy_supplies[] = {
	REGULATOR_SUPPLY("vddvario", "smsc911x"),
	REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};

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/* MTD */
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static struct mtd_partition nor_flash_partitions[] = {
	{
		.name		= "loader",
		.offset		= 0x00000000,
		.size		= 512 * 1024,
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		.mask_flags	= MTD_WRITEABLE,
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	},
	{
		.name		= "bootenv",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 512 * 1024,
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		.mask_flags	= MTD_WRITEABLE,
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	},
	{
		.name		= "kernel_ro",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 8 * 1024 * 1024,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "kernel",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 8 * 1024 * 1024,
	},
	{
		.name		= "data",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
	},
};

static struct physmap_flash_data nor_flash_data = {
	.width		= 2,
	.parts		= nor_flash_partitions,
	.nr_parts	= ARRAY_SIZE(nor_flash_partitions),
};

static struct resource nor_flash_resources[] = {
	[0]	= {
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		.start	= 0x20000000, /* CS0 shadow instead of regular CS0 */
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		.end	= 0x28000000 - 1, /* needed by USB MASK ROM boot */
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		.flags	= IORESOURCE_MEM,
	}
};

static struct platform_device nor_flash_device = {
	.name		= "physmap-flash",
	.dev		= {
		.platform_data	= &nor_flash_data,
	},
	.num_resources	= ARRAY_SIZE(nor_flash_resources),
	.resource	= nor_flash_resources,
};

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/* SMSC 9220 */
static struct resource smc911x_resources[] = {
	{
		.start	= 0x14000000,
		.end	= 0x16000000 - 1,
		.flags	= IORESOURCE_MEM,
	}, {
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		.start	= evt2irq(0x02c0) /* IRQ6A */,
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		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
	},
};

static struct smsc911x_platform_config smsc911x_info = {
	.flags		= SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
	.irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
};

static struct platform_device smc911x_device = {
	.name           = "smsc911x",
	.id             = -1,
	.num_resources  = ARRAY_SIZE(smc911x_resources),
	.resource       = smc911x_resources,
	.dev            = {
		.platform_data = &smsc911x_info,
	},
};
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/*
 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
 */
static int slot_cn7_get_cd(struct platform_device *pdev)
{
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	return !gpio_get_value(GPIO_PORT41);
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}
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/* MERAM */
static struct sh_mobile_meram_info meram_info = {
	.addr_mode      = SH_MOBILE_MERAM_MODE1,
};

static struct resource meram_resources[] = {
	[0] = {
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		.name	= "regs",
		.start	= 0xe8000000,
		.end	= 0xe807ffff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.name	= "meram",
		.start	= 0xe8080000,
		.end	= 0xe81fffff,
		.flags	= IORESOURCE_MEM,
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	},
};

static struct platform_device meram_device = {
	.name           = "sh_mobile_meram",
	.id             = 0,
	.num_resources  = ARRAY_SIZE(meram_resources),
	.resource       = meram_resources,
	.dev            = {
		.platform_data = &meram_info,
	},
};
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/* SH_MMCIF */
static struct resource sh_mmcif_resources[] = {
	[0] = {
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		.name	= "MMCIF",
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		.start	= 0xE6BD0000,
		.end	= 0xE6BD00FF,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		/* MMC ERR */
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		.start	= evt2irq(0x1ac0),
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		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		/* MMC NOR */
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		.start	= evt2irq(0x1ae0),
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		.flags	= IORESOURCE_IRQ,
	},
};

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static struct sh_mmcif_plat_data sh_mmcif_plat = {
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	.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_NEEDS_POLL,
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	.get_cd		= slot_cn7_get_cd,
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	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
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};

static struct platform_device sh_mmcif_device = {
	.name		= "sh_mmcif",
	.id		= 0,
	.dev		= {
		.dma_mask		= NULL,
		.coherent_dma_mask	= 0xffffffff,
		.platform_data		= &sh_mmcif_plat,
	},
	.num_resources	= ARRAY_SIZE(sh_mmcif_resources),
	.resource	= sh_mmcif_resources,
};

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/* SDHI0 */
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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_SDIO_IRQ,
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};

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static struct resource sdhi0_resources[] = {
	[0] = {
		.name	= "SDHI0",
		.start  = 0xe6850000,
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		.end    = 0xe68500ff,
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		.flags  = IORESOURCE_MEM,
	},
	[1] = {
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		.start	= evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.start	= evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		.start	= evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
		.flags	= IORESOURCE_IRQ,
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	},
};

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

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/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
	.dma_slave_tx	= SHDMA_SLAVE_SDHI1_TX,
	.dma_slave_rx	= SHDMA_SLAVE_SDHI1_RX,
	.tmio_ocr_mask	= MMC_VDD_165_195,
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	.tmio_flags	= TMIO_MMC_WRPROTECT_DISABLE,
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	.tmio_caps	= MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
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	.get_cd		= slot_cn7_get_cd,
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};

static struct resource sdhi1_resources[] = {
	[0] = {
		.name	= "SDHI1",
		.start  = 0xe6860000,
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		.end    = 0xe68600ff,
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		.flags  = IORESOURCE_MEM,
	},
	[1] = {
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		.start	= evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.start	= evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		.start	= evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
		.flags	= IORESOURCE_IRQ,
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	},
};

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

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/* USB1 */
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static void usb1_host_port_power(int port, int power)
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{
	if (!power) /* only power-on supported for now */
		return;

	/* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
	__raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
}

static struct r8a66597_platdata usb1_host_data = {
	.on_chip	= 1,
	.port_power	= usb1_host_port_power,
};

static struct resource usb1_host_resources[] = {
	[0] = {
		.name	= "USBHS",
		.start	= 0xE68B0000,
		.end	= 0xE68B00E6 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
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		.start	= evt2irq(0x1ce0) /* USB1_USB1I0 */,
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		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device usb1_host_device = {
	.name	= "r8a66597_hcd",
	.id	= 1,
	.dev = {
		.dma_mask		= NULL,         /*  not use dma */
		.coherent_dma_mask	= 0xffffffff,
		.platform_data		= &usb1_host_data,
	},
	.num_resources	= ARRAY_SIZE(usb1_host_resources),
	.resource	= usb1_host_resources,
};

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/*
 * QHD display
 */
#ifdef CONFIG_AP4EVB_QHD

/* KEYSC (Needs SW43 set to ON) */
static struct sh_keysc_info keysc_info = {
	.mode		= SH_KEYSC_MODE_1,
	.scan_timing	= 3,
	.delay		= 2500,
	.keycodes = {
		KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
		KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
		KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
		KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
		KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
	},
};

static struct resource keysc_resources[] = {
	[0] = {
		.name	= "KEYSC",
		.start  = 0xe61b0000,
		.end    = 0xe61b0063,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start  = evt2irq(0x0be0), /* KEYSC_KEY */
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device keysc_device = {
	.name           = "sh_keysc",
	.id             = 0, /* "keysc0" clock */
	.num_resources  = ARRAY_SIZE(keysc_resources),
	.resource       = keysc_resources,
	.dev	= {
		.platform_data	= &keysc_info,
	},
};

/* MIPI-DSI */
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static int sh_mipi_set_dot_clock(struct platform_device *pdev,
				 void __iomem *base,
				 int enable)
{
	struct clk *pck = clk_get(&pdev->dev, "dsip_clk");

	if (IS_ERR(pck))
		return PTR_ERR(pck);

	if (enable) {
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		/*
		 * DSIPCLK	= 24MHz
		 * D-PHY	= DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl)
		 * HsByteCLK	= D-PHY/8 = 39MHz
		 *
		 *  X * Y * FPS =
		 * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz
		 */
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		clk_set_rate(pck, clk_round_rate(pck, 24000000));
		clk_enable(pck);
	} else {
		clk_disable(pck);
	}

	clk_put(pck);

	return 0;
}

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static struct resource mipidsi0_resources[] = {
	[0] = {
		.start  = 0xffc60000,
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		.end    = 0xffc63073,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start  = 0xffc68000,
		.end    = 0xffc680ef,
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		.flags  = IORESOURCE_MEM,
	},
};

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static struct sh_mobile_lcdc_info lcdc_info;

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static struct sh_mipi_dsi_info mipidsi0_info = {
	.data_format	= MIPI_RGB888,
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	.lcd_chan	= &lcdc_info.ch[0],
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	.lane		= 2,
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	.vsynw_offset	= 17,
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	.phyctrl	= 0x6 << 8,
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	.flags		= SH_MIPI_DSI_SYNC_PULSES_MODE |
			  SH_MIPI_DSI_HSbyteCLK,
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	.set_dot_clock	= sh_mipi_set_dot_clock,
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};

static struct platform_device mipidsi0_device = {
	.name           = "sh-mipi-dsi",
	.num_resources  = ARRAY_SIZE(mipidsi0_resources),
	.resource       = mipidsi0_resources,
	.id             = 0,
	.dev	= {
		.platform_data	= &mipidsi0_info,
	},
};

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static struct platform_device *qhd_devices[] __initdata = {
	&mipidsi0_device,
	&keysc_device,
};
#endif /* CONFIG_AP4EVB_QHD */

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/* LCDC0 */
static const struct fb_videomode ap4evb_lcdc_modes[] = {
	{
#ifdef CONFIG_AP4EVB_QHD
		.name		= "R63302(QHD)",
		.xres		= 544,
		.yres		= 961,
		.left_margin	= 72,
		.right_margin	= 600,
		.hsync_len	= 16,
		.upper_margin	= 8,
		.lower_margin	= 8,
		.vsync_len	= 2,
		.sync		= FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
#else
		.name		= "WVGA Panel",
		.xres		= 800,
		.yres		= 480,
		.left_margin	= 220,
		.right_margin	= 110,
		.hsync_len	= 70,
		.upper_margin	= 20,
		.lower_margin	= 5,
		.vsync_len	= 5,
		.sync		= 0,
#endif
	},
};
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static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
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	.icb[0] = {
		.meram_size     = 0x40,
	},
	.icb[1] = {
		.meram_size     = 0x40,
	},
};

static struct sh_mobile_lcdc_info lcdc_info = {
	.meram_dev = &meram_info,
	.ch[0] = {
		.chan = LCDC_CHAN_MAINLCD,
		.fourcc = V4L2_PIX_FMT_RGB565,
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		.lcd_modes = ap4evb_lcdc_modes,
		.num_modes = ARRAY_SIZE(ap4evb_lcdc_modes),
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		.meram_cfg = &lcd_meram_cfg,
#ifdef CONFIG_AP4EVB_QHD
		.tx_dev = &mipidsi0_device,
#endif
	}
};

static struct resource lcdc_resources[] = {
	[0] = {
		.name	= "LCDC",
		.start	= 0xfe940000, /* P4-only space */
		.end	= 0xfe943fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x580),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc_resources),
	.resource	= lcdc_resources,
	.dev	= {
		.platform_data	= &lcdc_info,
		.coherent_dma_mask = ~0,
	},
};

659 660
/* FSI */
#define IRQ_FSI		evt2irq(0x1840)
661 662 663 664 665 666
static int __fsi_set_rate(struct clk *clk, long rate, int enable)
{
	int ret = 0;

	if (rate <= 0)
		return ret;
667

668
	if (enable) {
669
		ret = clk_set_rate(clk, rate);
670 671 672 673 674 675 676 677 678
		if (0 == ret)
			ret = clk_enable(clk);
	} else {
		clk_disable(clk);
	}

	return ret;
}

679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728
static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
{
	return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
}

static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
{
	struct clk *fsia_ick;
	struct clk *fsiack;
	int ret = -EIO;

	fsia_ick = clk_get(dev, "icka");
	if (IS_ERR(fsia_ick))
		return PTR_ERR(fsia_ick);

	/*
	 * FSIACK is connected to AK4642,
	 * and use external clock pin from it.
	 * it is parent of fsia_ick now.
	 */
	fsiack = clk_get_parent(fsia_ick);
	if (!fsiack)
		goto fsia_ick_out;

	/*
	 * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
	 *
	 ** FIXME **
	 * Because the freq_table of external clk (fsiack) are all 0,
	 * the return value of clk_round_rate became 0.
	 * So, it use __fsi_set_rate here.
	 */
	ret = __fsi_set_rate(fsiack, rate, enable);
	if (ret < 0)
		goto fsiack_out;

	ret = __fsi_set_round_rate(fsia_ick, rate, enable);
	if ((ret < 0) && enable)
		__fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */

fsiack_out:
	clk_put(fsiack);

fsia_ick_out:
	clk_put(fsia_ick);

	return 0;
}

static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
729 730 731
{
	struct clk *fsib_clk;
	struct clk *fdiv_clk = &sh7372_fsidivb_clk;
732 733 734
	long fsib_rate = 0;
	long fdiv_rate = 0;
	int ackmd_bpfmd;
735 736 737
	int ret;

	switch (rate) {
738
	case 44100:
739 740
		fsib_rate	= rate * 256;
		ackmd_bpfmd	= SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
741
		break;
742
	case 48000:
743 744 745
		fsib_rate	= 85428000; /* around 48kHz x 256 x 7 */
		fdiv_rate	= rate * 256;
		ackmd_bpfmd	= SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
746 747 748
		break;
	default:
		pr_err("unsupported rate in FSI2 port B\n");
749
		return -EINVAL;
750 751
	}

752 753 754 755 756
	/* FSI B setting */
	fsib_clk = clk_get(dev, "ickb");
	if (IS_ERR(fsib_clk))
		return -EIO;

757
	ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
758
	if (ret < 0)
759
		goto fsi_set_rate_end;
760 761

	/* FSI DIV setting */
762
	ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
763 764 765
	if (ret < 0) {
		/* disable FSI B */
		if (enable)
766
			__fsi_set_round_rate(fsib_clk, fsib_rate, 0);
767
		goto fsi_set_rate_end;
768
	}
769

770 771 772 773 774
	ret = ackmd_bpfmd;

fsi_set_rate_end:
	clk_put(fsib_clk);
	return ret;
775 776
}

777
static struct sh_fsi_platform_info fsi_info = {
778 779 780 781 782 783 784 785 786 787 788
	.port_a = {
		.flags		= SH_FSI_BRS_INV,
		.set_rate	= fsi_ak4642_set_rate,
	},
	.port_b = {
		.flags		= SH_FSI_BRS_INV |
				  SH_FSI_BRM_INV |
				  SH_FSI_LRS_INV |
				  SH_FSI_FMT_SPDIF,
		.set_rate	= fsi_hdmi_set_rate,
	},
789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805
};

static struct resource fsi_resources[] = {
	[0] = {
		.name	= "FSI",
		.start	= 0xFE3C0000,
		.end	= 0xFE3C0400 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start  = IRQ_FSI,
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device fsi_device = {
	.name		= "sh_fsi2",
806
	.id		= -1,
807 808 809 810 811 812 813
	.num_resources	= ARRAY_SIZE(fsi_resources),
	.resource	= fsi_resources,
	.dev	= {
		.platform_data	= &fsi_info,
	},
};

814 815 816 817 818 819 820 821
static struct asoc_simple_dai_init_info fsi2_ak4643_init_info = {
	.fmt		= SND_SOC_DAIFMT_LEFT_J,
	.codec_daifmt	= SND_SOC_DAIFMT_CBM_CFM,
	.cpu_daifmt	= SND_SOC_DAIFMT_CBS_CFS,
	.sysclk		= 11289600,
};

static struct asoc_simple_card_info fsi2_ak4643_info = {
822 823 824 825 826
	.name		= "AK4643",
	.card		= "FSI2A-AK4643",
	.cpu_dai	= "fsia-dai",
	.codec		= "ak4642-codec.0-0013",
	.platform	= "sh_fsi2",
827 828
	.codec_dai	= "ak4642-hifi",
	.init		= &fsi2_ak4643_init_info,
829 830
};

831
static struct platform_device fsi_ak4643_device = {
832
	.name	= "asoc-simple-card",
833
	.dev	= {
834
		.platform_data	= &fsi2_ak4643_info,
835
	},
836
};
837

838
/* LCDC1 */
839 840 841
static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
				unsigned long *parent_freq);

842
static struct sh_mobile_hdmi_info hdmi_info = {
843
	.flags = HDMI_SND_SRC_SPDIF,
844
	.clk_optimize_parent = ap4evb_clk_optimize,
845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870
};

static struct resource hdmi_resources[] = {
	[0] = {
		.name	= "HDMI",
		.start	= 0xe6be0000,
		.end	= 0xe6be00ff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		/* There's also an HDMI interrupt on INTCS @ 0x18e0 */
		.start	= evt2irq(0x17e0),
		.flags	= IORESOURCE_IRQ,
	},
};

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,
	},
};

871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889
static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
				unsigned long *parent_freq)
{
	struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
	long error;

	if (IS_ERR(hdmi_ick)) {
		int ret = PTR_ERR(hdmi_ick);
		pr_err("Cannot get HDMI ICK: %d\n", ret);
		return ret;
	}

	error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);

	clk_put(hdmi_ick);

	return error;
}

890
static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
891 892 893 894 895 896 897
	.icb[0] = {
		.meram_size     = 0x100,
	},
	.icb[1] = {
		.meram_size     = 0x100,
	},
};
898

899 900
static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
	.clock_source = LCDC_CLK_EXTERNAL,
901
	.meram_dev = &meram_info,
902 903
	.ch[0] = {
		.chan = LCDC_CHAN_MAINLCD,
904
		.fourcc = V4L2_PIX_FMT_RGB565,
905 906 907
		.interface_type = RGB24,
		.clock_divider = 1,
		.flags = LCDC_FLAGS_DWPOL,
908
		.meram_cfg = &hdmi_meram_cfg,
909
		.tx_dev = &hdmi_device,
910 911 912 913 914 915 916 917 918 919 920
	}
};

static struct resource lcdc1_resources[] = {
	[0] = {
		.name	= "LCDC1",
		.start	= 0xfe944000,
		.end	= 0xfe947fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
921
		.start	= intcs_evt2irq(0x1780),
922 923 924 925 926 927 928 929 930 931 932 933 934 935 936
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc1_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc1_resources),
	.resource	= lcdc1_resources,
	.id             = 1,
	.dev	= {
		.platform_data	= &sh_mobile_lcdc1_info,
		.coherent_dma_mask = ~0,
	},
};

937 938 939 940 941 942 943 944 945 946 947 948 949 950
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,
};

951
static struct platform_device fsi_hdmi_device = {
952 953 954 955 956
	.name	= "asoc-simple-card",
	.id	= 1,
	.dev	= {
		.platform_data	= &fsi2_hdmi_info,
	},
957 958
};

959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983
static struct gpio_led ap4evb_leds[] = {
	{
		.name			= "led4",
		.gpio			= GPIO_PORT185,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led2",
		.gpio			= GPIO_PORT186,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led3",
		.gpio			= GPIO_PORT187,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led1",
		.gpio			= GPIO_PORT188,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	}
};

static struct gpio_led_platform_data ap4evb_leds_pdata = {
	.num_leds = ARRAY_SIZE(ap4evb_leds),
984
	.leds = ap4evb_leds,
985 986 987 988 989 990 991 992 993 994
};

static struct platform_device leds_device = {
	.name = "leds-gpio",
	.id = 0,
	.dev = {
		.platform_data  = &ap4evb_leds_pdata,
	},
};

995 996 997 998
static struct i2c_board_info imx074_info = {
	I2C_BOARD_INFO("imx074", 0x1a),
};

999
static struct soc_camera_link imx074_link = {
1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016
	.bus_id		= 0,
	.board_info	= &imx074_info,
	.i2c_adapter_id	= 0,
	.module_name	= "imx074",
};

static struct platform_device ap4evb_camera = {
	.name   = "soc-camera-pdrv",
	.id     = 0,
	.dev    = {
		.platform_data = &imx074_link,
	},
};

static struct sh_csi2_client_config csi2_clients[] = {
	{
		.phy		= SH_CSI2_PHY_MAIN,
1017
		.lanes		= 0,		/* default: 2 lanes */
1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042
		.channel	= 0,
		.pdev		= &ap4evb_camera,
	},
};

static struct sh_csi2_pdata csi2_info = {
	.type		= SH_CSI2C,
	.clients	= csi2_clients,
	.num_clients	= ARRAY_SIZE(csi2_clients),
	.flags		= SH_CSI2_ECC | SH_CSI2_CRC,
};

static struct resource csi2_resources[] = {
	[0] = {
		.name	= "CSI2",
		.start	= 0xffc90000,
		.end	= 0xffc90fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x17a0),
		.flags  = IORESOURCE_IRQ,
	},
};

1043 1044
static struct sh_mobile_ceu_companion csi2 = {
	.id		= 0,
1045 1046
	.num_resources	= ARRAY_SIZE(csi2_resources),
	.resource	= csi2_resources,
1047
	.platform_data	= &csi2_info,
1048 1049 1050 1051
};

static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
	.flags = SH_CEU_FLAG_USE_8BIT_BUS,
1052 1053
	.max_width = 8188,
	.max_height = 8188,
1054
	.csi2 = &csi2,
1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078
};

static struct resource ceu_resources[] = {
	[0] = {
		.name	= "CEU",
		.start	= 0xfe910000,
		.end	= 0xfe91009f,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x880),
		.flags  = IORESOURCE_IRQ,
	},
	[2] = {
		/* place holder for contiguous memory */
	},
};

static struct platform_device ceu_device = {
	.name		= "sh_mobile_ceu",
	.id             = 0, /* "ceu0" clock */
	.num_resources	= ARRAY_SIZE(ceu_resources),
	.resource	= ceu_resources,
	.dev	= {
1079 1080
		.platform_data		= &sh_mobile_ceu_info,
		.coherent_dma_mask	= 0xffffffff,
1081 1082 1083
	},
};

1084
static struct platform_device *ap4evb_devices[] __initdata = {
1085
	&leds_device,
1086
	&nor_flash_device,
1087
	&smc911x_device,
1088
	&sdhi0_device,
1089
	&sdhi1_device,
1090
	&usb1_host_device,
1091
	&fsi_device,
1092
	&fsi_ak4643_device,
1093
	&fsi_hdmi_device,
1094
	&sh_mmcif_device,
1095
	&hdmi_device,
1096 1097
	&lcdc_device,
	&lcdc1_device,
1098 1099
	&ceu_device,
	&ap4evb_camera,
1100
	&meram_device,
1101 1102
};

1103
static void __init hdmi_init_pm_clock(void)
1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114
{
	struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
	int ret;
	long rate;

	if (IS_ERR(hdmi_ick)) {
		ret = PTR_ERR(hdmi_ick);
		pr_err("Cannot get HDMI ICK: %d\n", ret);
		goto out;
	}

1115
	ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
1116
	if (ret < 0) {
1117
		pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
1118 1119 1120
		goto out;
	}

1121
	pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
1122

1123
	rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
1124 1125 1126 1127 1128 1129
	if (rate < 0) {
		pr_err("Cannot get suitable rate: %ld\n", rate);
		ret = rate;
		goto out;
	}

1130
	ret = clk_set_rate(&sh7372_pllc2_clk, rate);
1131 1132 1133 1134 1135 1136 1137
	if (ret < 0) {
		pr_err("Cannot set rate %ld: %d\n", rate, ret);
		goto out;
	}

	pr_debug("PLLC2 set frequency %lu\n", rate);

1138
	ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
1139
	if (ret < 0)
1140 1141 1142 1143 1144 1145 1146
		pr_err("Cannot set HDMI parent: %d\n", ret);

out:
	if (!IS_ERR(hdmi_ick))
		clk_put(hdmi_ick);
}

1147
static void __init fsi_init_pm_clock(void)
1148 1149 1150 1151 1152 1153 1154 1155
{
	struct clk *fsia_ick;
	int ret;

	fsia_ick = clk_get(&fsi_device.dev, "icka");
	if (IS_ERR(fsia_ick)) {
		ret = PTR_ERR(fsia_ick);
		pr_err("Cannot get FSI ICK: %d\n", ret);
1156
		return;
1157 1158 1159 1160
	}

	ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
	if (ret < 0)
1161
		pr_err("Cannot set FSI-A parent: %d\n", ret);
1162 1163 1164 1165

	clk_put(fsia_ick);
}

1166
/* TouchScreen */
1167 1168 1169 1170 1171 1172 1173 1174
#ifdef CONFIG_AP4EVB_QHD
# define GPIO_TSC_IRQ	GPIO_FN_IRQ28_123
# define GPIO_TSC_PORT	GPIO_PORT123
#else /* WVGA */
# define GPIO_TSC_IRQ	GPIO_FN_IRQ7_40
# define GPIO_TSC_PORT	GPIO_PORT40
#endif

1175
#define IRQ28	evt2irq(0x3380) /* IRQ28A */
1176
#define IRQ7	evt2irq(0x02e0) /* IRQ7A */
1177 1178
static int ts_get_pendown_state(void)
{
1179
	int val;
1180

1181
	gpio_free(GPIO_TSC_IRQ);
1182

1183
	gpio_request(GPIO_TSC_PORT, NULL);
1184

1185
	gpio_direction_input(GPIO_TSC_PORT);
1186

1187
	val = gpio_get_value(GPIO_TSC_PORT);
1188

1189
	gpio_request(GPIO_TSC_IRQ, NULL);
1190

1191
	return !val;
1192 1193 1194 1195
}

static int ts_init(void)
{
1196
	gpio_request(GPIO_TSC_IRQ, NULL);
1197 1198 1199 1200

	return 0;
}

1201
static struct tsc2007_platform_data tsc2007_info = {
1202 1203
	.model			= 2007,
	.x_plate_ohms		= 180,
1204 1205
	.get_pendown_state	= ts_get_pendown_state,
	.init_platform_hw	= ts_init,
1206 1207
};

1208 1209 1210 1211 1212 1213 1214
static struct i2c_board_info tsc_device = {
	I2C_BOARD_INFO("tsc2007", 0x48),
	.type		= "tsc2007",
	.platform_data	= &tsc2007_info,
	/*.irq is selected on ap4evb_init */
};

1215
/* I2C */
1216 1217 1218 1219 1220 1221
static struct i2c_board_info i2c0_devices[] = {
	{
		I2C_BOARD_INFO("ak4643", 0x13),
	},
};

1222
static struct i2c_board_info i2c1_devices[] = {
1223 1224 1225
	{
		I2C_BOARD_INFO("r2025sd", 0x32),
	},
1226 1227
};

1228

1229 1230
#define GPIO_PORT9CR	0xE6051009
#define GPIO_PORT10CR	0xE605100A
1231
#define USCCR1		0xE6058144
1232 1233
static void __init ap4evb_init(void)
{
1234
	u32 srcr4;
1235 1236
	struct clk *clk;

1237 1238 1239 1240 1241 1242
	regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
				     ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
	regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
				     ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
	regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));

1243 1244 1245
	/* External clock source */
	clk_set_rate(&sh7372_dv_clki_clk, 27000000);

1246 1247
	sh7372_pinmux_init();

1248 1249 1250 1251
	/* enable SCIFA0 */
	gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
	gpio_request(GPIO_FN_SCIFA0_RXD, NULL);

1252 1253 1254 1255
	/* enable SMSC911X */
	gpio_request(GPIO_FN_CS5A,	NULL);
	gpio_request(GPIO_FN_IRQ6_39,	NULL);

1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269
	/* enable Debug switch (S6) */
	gpio_request(GPIO_PORT32, NULL);
	gpio_request(GPIO_PORT33, NULL);
	gpio_request(GPIO_PORT34, NULL);
	gpio_request(GPIO_PORT35, NULL);
	gpio_direction_input(GPIO_PORT32);
	gpio_direction_input(GPIO_PORT33);
	gpio_direction_input(GPIO_PORT34);
	gpio_direction_input(GPIO_PORT35);
	gpio_export(GPIO_PORT32, 0);
	gpio_export(GPIO_PORT33, 0);
	gpio_export(GPIO_PORT34, 0);
	gpio_export(GPIO_PORT35, 0);

1270 1271 1272 1273 1274 1275 1276 1277 1278 1279
	/* SDHI0 */
	gpio_request(GPIO_FN_SDHICD0, NULL);
	gpio_request(GPIO_FN_SDHIWP0, NULL);
	gpio_request(GPIO_FN_SDHICMD0, NULL);
	gpio_request(GPIO_FN_SDHICLK0, NULL);
	gpio_request(GPIO_FN_SDHID0_3, NULL);
	gpio_request(GPIO_FN_SDHID0_2, NULL);
	gpio_request(GPIO_FN_SDHID0_1, NULL);
	gpio_request(GPIO_FN_SDHID0_0, NULL);

1280 1281 1282 1283 1284 1285 1286
	/* SDHI1 */
	gpio_request(GPIO_FN_SDHICMD1, NULL);
	gpio_request(GPIO_FN_SDHICLK1, NULL);
	gpio_request(GPIO_FN_SDHID1_3, NULL);
	gpio_request(GPIO_FN_SDHID1_2, NULL);
	gpio_request(GPIO_FN_SDHID1_1, NULL);
	gpio_request(GPIO_FN_SDHID1_0, NULL);
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1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299
	/* MMCIF */
	gpio_request(GPIO_FN_MMCD0_0, NULL);
	gpio_request(GPIO_FN_MMCD0_1, NULL);
	gpio_request(GPIO_FN_MMCD0_2, NULL);
	gpio_request(GPIO_FN_MMCD0_3, NULL);
	gpio_request(GPIO_FN_MMCD0_4, NULL);
	gpio_request(GPIO_FN_MMCD0_5, NULL);
	gpio_request(GPIO_FN_MMCD0_6, NULL);
	gpio_request(GPIO_FN_MMCD0_7, NULL);
	gpio_request(GPIO_FN_MMCCMD0, NULL);
	gpio_request(GPIO_FN_MMCCLK0, NULL);

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	/* USB enable */
	gpio_request(GPIO_FN_VBUS0_1,    NULL);
	gpio_request(GPIO_FN_IDIN_1_18,  NULL);
	gpio_request(GPIO_FN_PWEN_1_115, NULL);
	gpio_request(GPIO_FN_OVCN_1_114, NULL);
	gpio_request(GPIO_FN_EXTLP_1,    NULL);
	gpio_request(GPIO_FN_OVCN2_1,    NULL);

	/* setup USB phy */
1309
	__raw_writew(0x8a0a, 0xE6058130);	/* USBCR4 */
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1311
	/* enable FSI2 port A (ak4643) */
1312 1313 1314 1315 1316 1317 1318 1319 1320
	gpio_request(GPIO_FN_FSIAIBT,	NULL);
	gpio_request(GPIO_FN_FSIAILR,	NULL);
	gpio_request(GPIO_FN_FSIAISLD,	NULL);
	gpio_request(GPIO_FN_FSIAOSLD,	NULL);
	gpio_request(GPIO_PORT161,	NULL);
	gpio_direction_output(GPIO_PORT161, 0); /* slave */

	gpio_request(GPIO_PORT9, NULL);
	gpio_request(GPIO_PORT10, NULL);
1321 1322
	gpio_direction_none(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
	gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1323

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	/* card detect pin for MMC slot (CN7) */
	gpio_request(GPIO_PORT41, NULL);
	gpio_direction_input(GPIO_PORT41);

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	/* setup FSI2 port B (HDMI) */
	gpio_request(GPIO_FN_FSIBCK, NULL);
	__raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */

1332 1333
	/* set SPU2 clock to 119.6 MHz */
	clk = clk_get(NULL, "spu_clk");
1334
	if (!IS_ERR(clk)) {
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		clk_set_rate(clk, clk_round_rate(clk, 119600000));
		clk_put(clk);
	}

	/*
	 * set irq priority, to avoid sound chopping
	 * when NFS rootfs is used
	 *  FSI(3) > SMSC911X(2)
	 */
	intc_set_priority(IRQ_FSI, 3);

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

	i2c_register_board_info(1, i2c1_devices,
				ARRAY_SIZE(i2c1_devices));

1352
#ifdef CONFIG_AP4EVB_QHD
1353

1354
	/*
1355 1356
	 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
	 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
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	 */

	/* enable KEYSC */
	gpio_request(GPIO_FN_KEYOUT0, NULL);
	gpio_request(GPIO_FN_KEYOUT1, NULL);
	gpio_request(GPIO_FN_KEYOUT2, NULL);
	gpio_request(GPIO_FN_KEYOUT3, NULL);
	gpio_request(GPIO_FN_KEYOUT4, NULL);
	gpio_request(GPIO_FN_KEYIN0_136, NULL);
	gpio_request(GPIO_FN_KEYIN1_135, NULL);
	gpio_request(GPIO_FN_KEYIN2_134, NULL);
	gpio_request(GPIO_FN_KEYIN3_133, NULL);
	gpio_request(GPIO_FN_KEYIN4,     NULL);

	/* enable TouchScreen */
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	irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
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	tsc_device.irq = IRQ28;
	i2c_register_board_info(1, &tsc_device, 1);

	/* LCDC0 */
	lcdc_info.clock_source			= LCDC_CLK_PERIPHERAL;
	lcdc_info.ch[0].interface_type		= RGB24;
	lcdc_info.ch[0].clock_divider		= 1;
	lcdc_info.ch[0].flags			= LCDC_FLAGS_DWPOL;
1382 1383
	lcdc_info.ch[0].panel_cfg.width		= 44;
	lcdc_info.ch[0].panel_cfg.height	= 79;
1384 1385 1386 1387 1388

	platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));

#else
	/*
1389 1390
	 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
	 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1391
	 */
1392

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	gpio_request(GPIO_FN_LCDD17,   NULL);
	gpio_request(GPIO_FN_LCDD16,   NULL);
	gpio_request(GPIO_FN_LCDD15,   NULL);
	gpio_request(GPIO_FN_LCDD14,   NULL);
	gpio_request(GPIO_FN_LCDD13,   NULL);
	gpio_request(GPIO_FN_LCDD12,   NULL);
	gpio_request(GPIO_FN_LCDD11,   NULL);
	gpio_request(GPIO_FN_LCDD10,   NULL);
	gpio_request(GPIO_FN_LCDD9,    NULL);
	gpio_request(GPIO_FN_LCDD8,    NULL);
	gpio_request(GPIO_FN_LCDD7,    NULL);
	gpio_request(GPIO_FN_LCDD6,    NULL);
	gpio_request(GPIO_FN_LCDD5,    NULL);
	gpio_request(GPIO_FN_LCDD4,    NULL);
	gpio_request(GPIO_FN_LCDD3,    NULL);
	gpio_request(GPIO_FN_LCDD2,    NULL);
	gpio_request(GPIO_FN_LCDD1,    NULL);
	gpio_request(GPIO_FN_LCDD0,    NULL);
	gpio_request(GPIO_FN_LCDDISP,  NULL);
	gpio_request(GPIO_FN_LCDDCK,   NULL);

	gpio_request(GPIO_PORT189, NULL); /* backlight */
	gpio_direction_output(GPIO_PORT189, 1);

	gpio_request(GPIO_PORT151, NULL); /* LCDDON */
	gpio_direction_output(GPIO_PORT151, 1);

	lcdc_info.clock_source			= LCDC_CLK_BUS;
	lcdc_info.ch[0].interface_type		= RGB18;
1422
	lcdc_info.ch[0].clock_divider		= 3;
1423
	lcdc_info.ch[0].flags			= 0;
1424 1425
	lcdc_info.ch[0].panel_cfg.width		= 152;
	lcdc_info.ch[0].panel_cfg.height	= 91;
1426 1427

	/* enable TouchScreen */
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	irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1429 1430 1431 1432

	tsc_device.irq = IRQ7;
	i2c_register_board_info(0, &tsc_device, 1);
#endif /* CONFIG_AP4EVB_QHD */
1433

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	/* CEU */

	/*
	 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
	 * becomes available
	 */

	/* MIPI-CSI stuff */
	gpio_request(GPIO_FN_VIO_CKO, NULL);

	clk = clk_get(NULL, "vck1_clk");
	if (!IS_ERR(clk)) {
		clk_set_rate(clk, clk_round_rate(clk, 13000000));
		clk_enable(clk);
		clk_put(clk);
	}

1451 1452
	sh7372_add_standard_devices();

1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463
	/* HDMI */
	gpio_request(GPIO_FN_HDMI_HPD, NULL);
	gpio_request(GPIO_FN_HDMI_CEC, NULL);

	/* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
#define SRCR4 0xe61580bc
	srcr4 = __raw_readl(SRCR4);
	__raw_writel(srcr4 | (1 << 13), SRCR4);
	udelay(50);
	__raw_writel(srcr4 & ~(1 << 13), SRCR4);

1464
	platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1465

1466 1467 1468 1469 1470 1471 1472 1473
	rmobile_add_device_to_domain(&sh7372_pd_a4lc, &lcdc1_device);
	rmobile_add_device_to_domain(&sh7372_pd_a4lc, &lcdc_device);
	rmobile_add_device_to_domain(&sh7372_pd_a4mp, &fsi_device);

	rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sh_mmcif_device);
	rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sdhi0_device);
	rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sdhi1_device);
	rmobile_add_device_to_domain(&sh7372_pd_a4r, &ceu_device);
1474

1475
	hdmi_init_pm_clock();
1476
	fsi_init_pm_clock();
1477
	sh7372_pm_init();
1478
	pm_clk_add(&fsi_device.dev, "spu2");
1479
	pm_clk_add(&lcdc1_device.dev, "hdmi");
1480 1481 1482
}

MACHINE_START(AP4EVB, "ap4evb")
1483 1484
	.map_io		= sh7372_map_io,
	.init_early	= sh7372_add_early_devices,
1485
	.init_irq	= sh7372_init_irq,
1486
	.handle_irq	= shmobile_handle_irq_intc,
1487
	.init_machine	= ap4evb_init,
1488
	.init_late	= shmobile_init_late,
1489
	.timer		= &shmobile_timer,
1490
MACHINE_END