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ARM: tegra: trimslice: enable MMC/SD slots

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

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
This commit is contained in:
Mike Rapoport 2011-03-07 16:29:24 +02:00
parent d5fdafd38c
commit f02726a779
3 changed files with 32 additions and 1 deletions
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11
arch/arm/mach-tegra/board-trimslice-pinmux.c
View file

@ -16,8 +16,11 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <mach/pinmux.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));
}

19
arch/arm/mach-tegra/board-trimslice.c
View file

@ -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));
}

3
arch/arm/mach-tegra/board-trimslice.h
View file

@ -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