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authorMike Rapoport <mike@compulab.co.il>2011-03-07 16:29:24 +0200
committerMike Rapoport <mike@compulab.co.il>2011-03-08 09:50:06 +0200
commitf02726a77960194995dac9fd218ec10b4de76cd6 (patch)
tree60f44f2b32f30293557443413f11a28221abe84b /arch
parentd5fdafd38ca0c28c4648909ce0afd0a5420309ca (diff)
downloadop-kernel-dev-f02726a77960194995dac9fd218ec10b4de76cd6.zip
op-kernel-dev-f02726a77960194995dac9fd218ec10b4de76cd6.tar.gz
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: Mike Rapoport <mike@compulab.co.il>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-tegra/board-trimslice-pinmux.c9
-rw-r--r--arch/arm/mach-tegra/board-trimslice.c19
-rw-r--r--arch/arm/mach-tegra/board-trimslice.h3
3 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-trimslice-pinmux.c b/arch/arm/mach-tegra/board-trimslice-pinmux.c
index 6d4fc9f..13534fa 100644
--- a/arch/arm/mach-tegra/board-trimslice-pinmux.c
+++ b/arch/arm/mach-tegra/board-trimslice-pinmux.c
@@ -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));
}
diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
index 7be7d4a..cda4cfd 100644
--- a/arch/arm/mach-tegra/board-trimslice.c
+++ b/arch/arm/mach-tegra/board-trimslice.c
@@ -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));
}
diff --git a/arch/arm/mach-tegra/board-trimslice.h b/arch/arm/mach-tegra/board-trimslice.h
index 16ec0f0..e8ef629 100644
--- a/arch/arm/mach-tegra/board-trimslice.h
+++ b/arch/arm/mach-tegra/board-trimslice.h
@@ -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
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