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Commit 1238c684 authored by Yusuke Goda's avatar Yusuke Goda Committed by Paul Mundt
Browse files

sh: Add support MMCIF for ecovec 



This patch adds MMCIF platform data for the Ecovec board.

Signed-off-by: default avatarYusuke Goda <yusuke.goda.sx@renesas.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 8fa76f7e

arch/sh/boards/mach-ecovec24/setup.c

+84 −2
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ 
#include <linux/device.h>

#include <linux/platform_device.h>

#include <linux/mfd/sh_mobile_sdhi.h>

#include <linux/mmc/host.h>

#include <linux/mmc/sh_mmcif.h>

#include <linux/mtd/physmap.h>

#include <linux/gpio.h>

#include <linux/interrupt.h>
@@ -435,7 +437,7 @@ static struct i2c_board_info ts_i2c_clients = { 
};



#ifdef CONFIG_MFD_SH_MOBILE_SDHI

/* SHDI0 */

/* SDHI0 */

static void sdhi0_set_pwr(struct platform_device *pdev, int state)

{

	gpio_set_value(GPIO_PTB6, state);
@@ -473,7 +475,8 @@ static struct platform_device sdhi0_device = { 
	},

};



/* SHDI1 */

#if !defined(CONFIG_MMC_SH_MMCIF)

/* SDHI1 */

static void sdhi1_set_pwr(struct platform_device *pdev, int state)

{

	gpio_set_value(GPIO_PTB7, state);
@@ -510,6 +513,7 @@ static struct platform_device sdhi1_device = { 
		.hwblk_id = HWBLK_SDHI1,

	},

};

#endif /* CONFIG_MMC_SH_MMCIF */



#else
@@ -818,6 +822,58 @@ static struct platform_device vou_device = { 
	},

};



#if defined(CONFIG_MMC_SH_MMCIF)

/* SH_MMCIF */

static void mmcif_set_pwr(struct platform_device *pdev, int state)

{

	gpio_set_value(GPIO_PTB7, state);

}



static void mmcif_down_pwr(struct platform_device *pdev)

{

	gpio_set_value(GPIO_PTB7, 0);

}



static struct resource sh_mmcif_resources[] = {

	[0] = {

		.name	= "SH_MMCIF",

		.start	= 0xA4CA0000,

		.end	= 0xA4CA00FF,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		/* MMC2I */

		.start	= 29,

		.flags	= IORESOURCE_IRQ,

	},

	[2] = {

		/* MMC3I */

		.start	= 30,

		.flags	= IORESOURCE_IRQ,

	},

};



struct sh_mmcif_plat_data sh_mmcif_plat = {

	.set_pwr	= mmcif_set_pwr,

	.down_pwr	= mmcif_down_pwr,

	.sup_pclk	= 0, /* SH7724: Max Pclk/2 */

	.caps		= MMC_CAP_4_BIT_DATA |

			  MMC_CAP_8_BIT_DATA |

			  MMC_CAP_NEEDS_POLL,

	.ocr		= MMC_VDD_32_33 | MMC_VDD_33_34,

};



static struct platform_device sh_mmcif_device = {

	.name		= "sh_mmcif",

	.id		= 0,

	.dev		= {

		.platform_data		= &sh_mmcif_plat,

	},

	.num_resources	= ARRAY_SIZE(sh_mmcif_resources),

	.resource	= sh_mmcif_resources,

};

#endif



static struct platform_device *ecovec_devices[] __initdata = {

	&heartbeat_device,

	&nor_flash_device,
@@ -830,7 +886,9 @@ static struct platform_device *ecovec_devices[] __initdata = { 
	&keysc_device,

#ifdef CONFIG_MFD_SH_MOBILE_SDHI

	&sdhi0_device,

#if !defined(CONFIG_MMC_SH_MMCIF)

	&sdhi1_device,

#endif

#else

	&msiof0_device,

#endif
@@ -840,6 +898,9 @@ static struct platform_device *ecovec_devices[] __initdata = { 
	&fsi_device,

	&irda_device,

	&vou_device,

#if defined(CONFIG_MMC_SH_MMCIF)

	&sh_mmcif_device,

#endif

};



#ifdef CONFIG_I2C
@@ -1133,6 +1194,7 @@ static int __init arch_setup(void) 
	gpio_request(GPIO_PTB6, NULL);

	gpio_direction_output(GPIO_PTB6, 0);



#if !defined(CONFIG_MMC_SH_MMCIF)

	/* enable SDHI1 on CN12 (needs DS2.6,7 set to ON,OFF) */

	gpio_request(GPIO_FN_SDHI1CD,  NULL);

	gpio_request(GPIO_FN_SDHI1WP,  NULL);
@@ -1147,6 +1209,7 @@ static int __init arch_setup(void) 


	/* I/O buffer drive ability is high for SDHI1 */

	__raw_writew((__raw_readw(IODRIVEA) & ~0x3000) | 0x2000 , IODRIVEA);

#endif /* CONFIG_MMC_SH_MMCIF */

#else

	/* enable MSIOF0 on CN11 (needs DS2.4 set to OFF) */

	gpio_request(GPIO_FN_MSIOF0_TXD, NULL);
@@ -1222,6 +1285,25 @@ static int __init arch_setup(void) 
	gpio_request(GPIO_PTU5, NULL);

	gpio_direction_output(GPIO_PTU5, 0);



#if defined(CONFIG_MMC_SH_MMCIF)

	/* enable MMCIF (needs DS2.6,7 set to OFF,ON) */

	gpio_request(GPIO_FN_MMC_D7, NULL);

	gpio_request(GPIO_FN_MMC_D6, NULL);

	gpio_request(GPIO_FN_MMC_D5, NULL);

	gpio_request(GPIO_FN_MMC_D4, NULL);

	gpio_request(GPIO_FN_MMC_D3, NULL);

	gpio_request(GPIO_FN_MMC_D2, NULL);

	gpio_request(GPIO_FN_MMC_D1, NULL);

	gpio_request(GPIO_FN_MMC_D0, NULL);

	gpio_request(GPIO_FN_MMC_CLK, NULL);

	gpio_request(GPIO_FN_MMC_CMD, NULL);

	gpio_request(GPIO_PTB7, NULL);

	gpio_direction_output(GPIO_PTB7, 0);



	/* I/O buffer drive ability is high for MMCIF */

	__raw_writew((__raw_readw(IODRIVEA) & ~0x3000) | 0x2000 , IODRIVEA);

#endif



	/* enable I2C device */

	i2c_register_board_info(0, i2c0_devices,

				ARRAY_SIZE(i2c0_devices));