[PATCH v3 11/12] davinci: add tnetv107x evm backlight device

Cyril Chemparathy cyril at ti.com
Thu Oct 21 17:01:12 EDT 2010


The tnetv107x evm board has a backlight device that is connected on one of the
SSP ports.  This patch adds the board definitions necessary to plug the
backlight driver to the GPIO corresponding to this SSP pin.

Signed-off-by: Cyril Chemparathy <cyril at ti.com>
---
 arch/arm/mach-davinci/board-tnetv107x-evm.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-davinci/board-tnetv107x-evm.c b/arch/arm/mach-davinci/board-tnetv107x-evm.c
index 270ba26..ca61f8a 100644
--- a/arch/arm/mach-davinci/board-tnetv107x-evm.c
+++ b/arch/arm/mach-davinci/board-tnetv107x-evm.c
@@ -45,6 +45,7 @@
 #define EVM_MMC_WP_GPIO		21
 #define EVM_MMC_CD_GPIO		24
 #define EVM_SPI_CS_GPIO		54
+#define EVM_BACKLIGHT_GPIO	(SSP_GPIO_START + 2)
 
 static int initialize_gpio(int gpio, char *desc)
 {
@@ -360,6 +361,12 @@ static struct spi_board_info spi_info[] __initconst = {
 	},
 };
 
+static struct platform_device backlight_device = {
+	.name		= "tps6116x",
+	.id		= -1,
+	.dev.platform_data = (void *)EVM_BACKLIGHT_GPIO,
+};
+
 static __init void tnetv107x_evm_board_init(void)
 {
 	davinci_cfg_reg_list(sdio1_pins);
@@ -368,6 +375,8 @@ static __init void tnetv107x_evm_board_init(void)
 
 	tnetv107x_devices_init(&evm_device_info);
 
+	platform_device_register(&backlight_device);
+
 	spi_register_board_info(spi_info, ARRAY_SIZE(spi_info));
 }
 
-- 
1.7.0.4




More information about the linux-arm-kernel mailing list