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authorAmeya Palande <ameya.palande@nokia.com>2011-07-05 03:38:22 -0700
committerTony Lindgren <tony@atomide.com>2011-07-05 03:38:22 -0700
commiteeada9e89ff72cfb66e46d682bb3b8acdc0d95bd (patch)
treeec8218a5feae30a02b5985e5331264e9399b2c5c /arch/arm/mach-omap2/board-rx51-peripherals.c
parentfdcc205fb9ba006bcd37f72e1b1b904704257351 (diff)
omap: rx51: Platform support for lp5523 led chip
Platform support for lp5523 led chip Signed-off-by: Ameya Palande <ameya.palande@nokia.com> Signed-off-by: Mathias Nyman <mathias.nyman@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-rx51-peripherals.c')
-rw-r--r--arch/arm/mach-omap2/board-rx51-peripherals.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index 5e559dda3cc..c1938dffb94 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -39,6 +39,7 @@
#include <sound/tpa6130a2-plat.h>
#include <media/radio-si4713.h>
#include <media/si4713.h>
+#include <linux/leds-lp5523.h>
#include <../drivers/staging/iio/light/tsl2563.h>
@@ -53,6 +54,7 @@
#define RX51_WL1251_IRQ_GPIO 42
#define RX51_FMTX_RESET_GPIO 163
#define RX51_FMTX_IRQ 53
+#define RX51_LP5523_CHIP_EN_GPIO 41
#define RX51_USB_TRANSCEIVER_RST_GPIO 67
@@ -71,6 +73,64 @@ static struct tsl2563_platform_data rx51_tsl2563_platform_data = {
};
#endif
+#if defined(CONFIG_LEDS_LP5523) || defined(CONFIG_LEDS_LP5523_MODULE)
+static struct lp5523_led_config rx51_lp5523_led_config[] = {
+ {
+ .chan_nr = 0,
+ .led_current = 50,
+ }, {
+ .chan_nr = 1,
+ .led_current = 50,
+ }, {
+ .chan_nr = 2,
+ .led_current = 50,
+ }, {
+ .chan_nr = 3,
+ .led_current = 50,
+ }, {
+ .chan_nr = 4,
+ .led_current = 50,
+ }, {
+ .chan_nr = 5,
+ .led_current = 50,
+ }, {
+ .chan_nr = 6,
+ .led_current = 50,
+ }, {
+ .chan_nr = 7,
+ .led_current = 50,
+ }, {
+ .chan_nr = 8,
+ .led_current = 50,
+ }
+};
+
+static int rx51_lp5523_setup(void)
+{
+ return gpio_request_one(RX51_LP5523_CHIP_EN_GPIO, GPIOF_DIR_OUT,
+ "lp5523_enable");
+}
+
+static void rx51_lp5523_release(void)
+{
+ gpio_free(RX51_LP5523_CHIP_EN_GPIO);
+}
+
+static void rx51_lp5523_enable(bool state)
+{
+ gpio_set_value(RX51_LP5523_CHIP_EN_GPIO, !!state);
+}
+
+static struct lp5523_platform_data rx51_lp5523_platform_data = {
+ .led_config = rx51_lp5523_led_config,
+ .num_channels = ARRAY_SIZE(rx51_lp5523_led_config),
+ .clock_mode = LP5523_CLOCK_AUTO,
+ .setup_resources = rx51_lp5523_setup,
+ .release_resources = rx51_lp5523_release,
+ .enable = rx51_lp5523_enable,
+};
+#endif
+
static struct omap2_mcspi_device_config wl1251_mcspi_config = {
.turbo_mode = 0,
.single_channel = 1,
@@ -833,6 +893,12 @@ static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_2[] = {
.platform_data = &rx51_tsl2563_platform_data,
},
#endif
+#if defined(CONFIG_LEDS_LP5523) || defined(CONFIG_LEDS_LP5523_MODULE)
+ {
+ I2C_BOARD_INFO("lp5523", 0x32),
+ .platform_data = &rx51_lp5523_platform_data,
+ },
+#endif
{
I2C_BOARD_INFO("tpa6130a2", 0x60),
.platform_data = &rx51_tpa6130a2_data,