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Commit 63d0539e authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Simon Horman
Browse files

ARM: shmobile: lager: add MMCIF support 



Add support for the MMCIF1 interface on Lager.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent 87284208

arch/arm/mach-shmobile/board-lager.c

+31 −0
Original line number Diff line number Diff line
@@ -24,10 +24,15 @@ 
#include <linux/interrupt.h>

#include <linux/kernel.h>

#include <linux/leds.h>

#include <linux/mmc/host.h>

#include <linux/mmc/sh_mmcif.h>

#include <linux/pinctrl/machine.h>

#include <linux/platform_data/gpio-rcar.h>

#include <linux/platform_device.h>

#include <linux/regulator/fixed.h>

#include <linux/regulator/machine.h>

#include <mach/common.h>

#include <mach/irqs.h>

#include <mach/r8a7790.h>

#include <asm/mach-types.h>

#include <asm/mach/arch.h>
@@ -70,6 +75,22 @@ static __initdata struct gpio_keys_platform_data lager_keys_pdata = { 
	.nbuttons	= ARRAY_SIZE(gpio_buttons),

};



/* Fixed 3.3V regulator to be used by MMCIF */

static struct regulator_consumer_supply fixed3v3_power_consumers[] =

{

	REGULATOR_SUPPLY("vmmc", "sh_mmcif.1"),

};



/* MMCIF */

static struct sh_mmcif_plat_data mmcif1_pdata = {

	.caps		= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,

};



static struct resource mmcif1_resources[] = {

	DEFINE_RES_MEM_NAMED(0xee220000, 0x80, "MMCIF1"),

	DEFINE_RES_IRQ(gic_spi(170)),

};



static const struct pinctrl_map lager_pinctrl_map[] = {

	/* SCIF0 (CN19: DEBUG SERIAL0) */

	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790",
@@ -77,6 +98,11 @@ static const struct pinctrl_map lager_pinctrl_map[] = { 
	/* SCIF1 (CN20: DEBUG SERIAL1) */

	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790",

				  "scif1_data", "scif1"),

	/* MMCIF1 */

	PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790",

				  "mmc1_data8", "mmc1"),

	PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790",

				  "mmc1_ctrl", "mmc1"),

};



static void __init lager_add_standard_devices(void)
@@ -94,6 +120,11 @@ static void __init lager_add_standard_devices(void) 
	platform_device_register_data(&platform_bus, "gpio-keys", -1,

				      &lager_keys_pdata,

				      sizeof(lager_keys_pdata));

	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,

				     ARRAY_SIZE(fixed3v3_power_consumers), 3300000);

	platform_device_register_resndata(&platform_bus, "sh_mmcif", 1,

					  mmcif1_resources, ARRAY_SIZE(mmcif1_resources),

					  &mmcif1_pdata, sizeof(mmcif1_pdata));

}



static const char *lager_boards_compat_dt[] __initdata = {