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ARM: tegra: paz00: enable rfkill for internal wifi card

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This patch adds support for controlling the rfkill gpios for the
internal WIFI card via the rfkill_gpio driver.

Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Marc Dietrich 2011-08-07 21:00:52 +02:00 committed by Olof Johansson
parent de7164db70
commit 9aaa15a739
3 changed files with 30 additions and 4 deletions
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2
arch/arm/mach-tegra/board-paz00-pinmux.c
View file

@ -145,6 +145,8 @@ static struct tegra_gpio_table gpio_table[] = {
{ .gpio = TEGRA_GPIO_SD1_WP, .enable = true }, { .gpio = TEGRA_GPIO_SD1_WP, .enable = true },
{ .gpio = TEGRA_GPIO_SD1_POWER, .enable = true }, { .gpio = TEGRA_GPIO_SD1_POWER, .enable = true },
{ .gpio = TEGRA_ULPI_RST, .enable = true }, { .gpio = TEGRA_ULPI_RST, .enable = true },
{ .gpio = TEGRA_WIFI_PWRN, .enable = true },
{ .gpio = TEGRA_WIFI_RST, .enable = true },
}; };
void paz00_pinmux_init(void) void paz00_pinmux_init(void)

17
arch/arm/mach-tegra/board-paz00.c
View file

@ -26,6 +26,7 @@
#include <linux/pda_power.h> #include <linux/pda_power.h>
#include <linux/io.h> #include <linux/io.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/rfkill-gpio.h>
#include <asm/mach-types.h> #include <asm/mach-types.h>
#include <asm/mach/arch.h> #include <asm/mach/arch.h>
@ -75,10 +76,26 @@ static struct platform_device debug_uart = {
}, },
}; };
static struct rfkill_gpio_platform_data wifi_rfkill_platform_data = {
.name = "wifi_rfkill",
.reset_gpio = TEGRA_WIFI_RST,
.shutdown_gpio = TEGRA_WIFI_PWRN,
.type = RFKILL_TYPE_WLAN,
};
static struct platform_device wifi_rfkill_device = {
.name = "rfkill_gpio",
.id = -1,
.dev = {
.platform_data = &wifi_rfkill_platform_data,
},
};
static struct platform_device *paz00_devices[] __initdata = { static struct platform_device *paz00_devices[] __initdata = {
&debug_uart, &debug_uart,
&tegra_sdhci_device1, &tegra_sdhci_device1,
&tegra_sdhci_device4, &tegra_sdhci_device4,
&wifi_rfkill_device,
}; };
static void paz00_i2c_init(void) static void paz00_i2c_init(void)

15
arch/arm/mach-tegra/board-paz00.h
View file

@ -17,10 +17,17 @@
#ifndef _MACH_TEGRA_BOARD_PAZ00_H #ifndef _MACH_TEGRA_BOARD_PAZ00_H
#define _MACH_TEGRA_BOARD_PAZ00_H #define _MACH_TEGRA_BOARD_PAZ00_H
#define TEGRA_GPIO_SD1_CD TEGRA_GPIO_PV5 /* SDCARD */
#define TEGRA_GPIO_SD1_WP TEGRA_GPIO_PH1 #define TEGRA_GPIO_SD1_CD TEGRA_GPIO_PV5
#define TEGRA_GPIO_SD1_POWER TEGRA_GPIO_PT3 #define TEGRA_GPIO_SD1_WP TEGRA_GPIO_PH1
#define TEGRA_ULPI_RST TEGRA_GPIO_PV0 #define TEGRA_GPIO_SD1_POWER TEGRA_GPIO_PT3
/* ULPI */
#define TEGRA_ULPI_RST TEGRA_GPIO_PV0
/* WIFI */
#define TEGRA_WIFI_PWRN TEGRA_GPIO_PK5
#define TEGRA_WIFI_RST TEGRA_GPIO_PD1
void paz00_pinmux_init(void); void paz00_pinmux_init(void);