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Commit f02726a7 authored by Mike Rapoport's avatar Mike Rapoport
Browse files

ARM: tegra: trimslice: enable MMC/SD slots 



TrimSlice has MicroSD and standard MMC/SD slots.
Register sdhci devices and enable GPIOs for MMC/SD slot.

Signed-off-by: default avatarMike Rapoport <mike@compulab.co.il>
parent d5fdafd3

arch/arm/mach-tegra/board-trimslice-pinmux.c

+9 −0
Original line number Diff line number Diff line
@@ -16,8 +16,11 @@ 


#include <linux/kernel.h>

#include <linux/init.h>



#include <mach/pinmux.h>

#include <mach/gpio.h>



#include "gpio-names.h"

#include "board-trimslice.h"



static __initdata struct tegra_pingroup_config trimslice_pinmux[] = {
@@ -139,7 +142,13 @@ static __initdata struct tegra_pingroup_config trimslice_pinmux[] = { 
	{TEGRA_PINGROUP_XM2D,  TEGRA_MUX_NONE,          TEGRA_PUPD_NORMAL,      TEGRA_TRI_NORMAL},

};



static struct tegra_gpio_table gpio_table[] = {

	{ .gpio = TRIMSLICE_GPIO_SD4_CD, .enable = true	}, /* mmc4 cd */

	{ .gpio = TRIMSLICE_GPIO_SD4_WP, .enable = true	}, /* mmc4 wp */

};



void __init trimslice_pinmux_init(void)

{

	tegra_pinmux_config_table(trimslice_pinmux, ARRAY_SIZE(trimslice_pinmux));

	tegra_gpio_config(gpio_table, ARRAY_SIZE(gpio_table));

}

arch/arm/mach-tegra/board-trimslice.c

+19 −0
Original line number Diff line number Diff line
@@ -29,9 +29,12 @@ 
#include <asm/setup.h>



#include <mach/iomap.h>

#include <mach/sdhci.h>



#include "board.h"

#include "clock.h"

#include "devices.h"

#include "gpio-names.h"



#include "board-trimslice.h"
@@ -56,9 +59,22 @@ static struct platform_device debug_uart = { 
		.platform_data	= debug_uart_platform_data,

	},

};

static struct tegra_sdhci_platform_data sdhci_pdata1 = {

	.cd_gpio	= -1,

	.wp_gpio	= -1,

	.power_gpio	= -1,

};



static struct tegra_sdhci_platform_data sdhci_pdata4 = {

	.cd_gpio	= TRIMSLICE_GPIO_SD4_CD,

	.wp_gpio	= TRIMSLICE_GPIO_SD4_WP,

	.power_gpio	= -1,

};



static struct platform_device *trimslice_devices[] __initdata = {

	&debug_uart,

	&tegra_sdhci_device1,

	&tegra_sdhci_device4,

};



static void __init tegra_trimslice_fixup(struct machine_desc *desc,
@@ -92,6 +108,9 @@ static void __init tegra_trimslice_init(void) 


	trimslice_pinmux_init();



	tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1;

	tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4;



	platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices));

}

arch/arm/mach-tegra/board-trimslice.h

+3 −0
Original line number Diff line number Diff line
@@ -17,6 +17,9 @@ 
#ifndef _MACH_TEGRA_BOARD_TRIMSLICE_H

#define _MACH_TEGRA_BOARD_TRIMSLICE_H



#define TRIMSLICE_GPIO_SD4_CD	TEGRA_GPIO_PP1	/* mmc4 cd */

#define TRIMSLICE_GPIO_SD4_WP	TEGRA_GPIO_PP2	/* mmc4 wp */



void trimslice_pinmux_init(void);



#endif