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authorSiddarth Gore <gores@marvell.com>2009-05-05 14:52:09 +0530
committerNicolas Pitre <nico@cam.org>2009-06-08 13:04:55 -0400
commit96e7d211b46ce838ceca5d9734d6e166cfafdef4 (patch)
treecacb5303ace61d4c87fd97cb1eb6e62ea2e9a027 /arch/arm/mach-kirkwood
parent91af7bb2f48e14892c5c961bca1fae5c7886532e (diff)
downloadop-kernel-dev-96e7d211b46ce838ceca5d9734d6e166cfafdef4.zip
op-kernel-dev-96e7d211b46ce838ceca5d9734d6e166cfafdef4.tar.gz
[ARM] Kirkwood: enable gpio leds/buttons for the mv88f6281gtw_ge board
Signed-off-by: Siddarth Gore <gores@marvell.com> Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Diffstat (limited to 'arch/arm/mach-kirkwood')
-rw-r--r--arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c b/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c
index 4fb03f4..0358f45 100644
--- a/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c
+++ b/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c
@@ -17,6 +17,10 @@
#include <linux/timer.h>
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/spi/orion_spi.h>
@@ -26,6 +30,7 @@
#include <asm/mach/pci.h>
#include <mach/kirkwood.h>
#include "common.h"
+#include "mpp.h"
static struct mv643xx_eth_platform_data mv88f6281gtw_ge_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_NONE,
@@ -62,12 +67,79 @@ static struct spi_board_info __initdata mv88f6281gtw_ge_spi_slave_info[] = {
},
};
+static struct gpio_keys_button mv88f6281gtw_ge_button_pins[] = {
+ {
+ .code = KEY_RESTART,
+ .gpio = 47,
+ .desc = "SWR Button",
+ .active_low = 1,
+ }, {
+ .code = KEY_F1,
+ .gpio = 46,
+ .desc = "WPS Button(F1)",
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_platform_data mv88f6281gtw_ge_button_data = {
+ .buttons = mv88f6281gtw_ge_button_pins,
+ .nbuttons = ARRAY_SIZE(mv88f6281gtw_ge_button_pins),
+};
+
+static struct platform_device mv88f6281gtw_ge_buttons = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &mv88f6281gtw_ge_button_data,
+ },
+};
+
+static struct gpio_led mv88f6281gtw_ge_led_pins[] = {
+ {
+ .name = "gtw:green:Status",
+ .gpio = 20,
+ .active_low = 0,
+ }, {
+ .name = "gtw:red:Status",
+ .gpio = 21,
+ .active_low = 0,
+ }, {
+ .name = "gtw:green:USB",
+ .gpio = 12,
+ .active_low = 0,
+ },
+};
+
+static struct gpio_led_platform_data mv88f6281gtw_ge_led_data = {
+ .leds = mv88f6281gtw_ge_led_pins,
+ .num_leds = ARRAY_SIZE(mv88f6281gtw_ge_led_pins),
+};
+
+static struct platform_device mv88f6281gtw_ge_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &mv88f6281gtw_ge_led_data,
+ },
+};
+
+static unsigned int mv88f6281gtw_ge_mpp_config[] __initdata = {
+ MPP12_GPO, /* Status#_USB pin */
+ MPP20_GPIO, /* Status#_GLED pin */
+ MPP21_GPIO, /* Status#_RLED pin */
+ MPP46_GPIO, /* WPS_Switch pin */
+ MPP47_GPIO, /* SW_Init pin */
+ 0
+};
+
static void __init mv88f6281gtw_ge_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
kirkwood_init();
+ kirkwood_mpp_conf(mv88f6281gtw_ge_mpp_config);
kirkwood_ehci_init();
kirkwood_ge00_init(&mv88f6281gtw_ge_ge00_data);
@@ -76,6 +148,8 @@ static void __init mv88f6281gtw_ge_init(void)
ARRAY_SIZE(mv88f6281gtw_ge_spi_slave_info));
kirkwood_spi_init();
kirkwood_uart0_init();
+ platform_device_register(&mv88f6281gtw_ge_leds);
+ platform_device_register(&mv88f6281gtw_ge_buttons);
}
static int __init mv88f6281gtw_ge_pci_init(void)
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