From 0839d687f35b2f1a5e15fe5ee03bc4918457798d Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Wed, 16 Feb 2011 03:49:02 +0000 Subject: sh: mach-ecovec24: support for main lcd backlight Add support for the main LCD backlight that is controlled through the PTR1 GPIO. Signed-off-by: Alexandre Courbot Signed-off-by: Paul Mundt --- arch/sh/boards/mach-ecovec24/setup.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'arch/sh') diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 701667acfd8..a2c06220bba 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -261,6 +261,18 @@ const static struct fb_videomode ecovec_dvi_modes[] = { }, }; +static int ecovec24_set_brightness(void *board_data, int brightness) +{ + gpio_set_value(GPIO_PTR1, brightness); + + return 0; +} + +static int ecovec24_get_brightness(void *board_data) +{ + return gpio_get_value(GPIO_PTR1); +} + static struct sh_mobile_lcdc_info lcdc_info = { .ch[0] = { .interface_type = RGB18, @@ -271,6 +283,12 @@ static struct sh_mobile_lcdc_info lcdc_info = { .height = 91, }, .board_cfg = { + .set_brightness = ecovec24_set_brightness, + .get_brightness = ecovec24_get_brightness, + }, + .bl_info = { + .name = "sh_mobile_lcdc_bl", + .max_brightness = 1, }, } }; -- cgit v1.2.3 From bacbe55b63d434b7a33f01a03628b6302c75417b Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Wed, 16 Feb 2011 03:49:03 +0000 Subject: sh: mach-ap325rxa: move backlight control code Move the backlight control code into the appropriate hooks for the LCDC driver. Signed-off-by: Alexandre Courbot Signed-off-by: Paul Mundt --- arch/sh/boards/mach-ap325rxa/setup.c | 32 ++++++++++++++++++++++++-------- 1 file changed, 24 insertions(+), 8 deletions(-) (limited to 'arch/sh') diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index 3e5fc3bbf3e..d695e43d3c6 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -156,24 +156,34 @@ static struct platform_device nand_flash_device = { #define PORT_DRVCRA 0xA405018A #define PORT_DRVCRB 0xA405018C +static int ap320_wvga_set_brightness(void *board_data, int brightness) +{ + if (brightness) { + gpio_set_value(GPIO_PTS3, 0); + __raw_writew(0x100, FPGA_BKLREG); + } else { + __raw_writew(0, FPGA_BKLREG); + gpio_set_value(GPIO_PTS3, 1); + } + + return 0; +} + +static int ap320_wvga_get_brightness(void *board_data) +{ + return gpio_get_value(GPIO_PTS3); +} + static void ap320_wvga_power_on(void *board_data, struct fb_info *info) { msleep(100); /* ASD AP-320/325 LCD ON */ __raw_writew(FPGA_LCDREG_VAL, FPGA_LCDREG); - - /* backlight */ - gpio_set_value(GPIO_PTS3, 0); - __raw_writew(0x100, FPGA_BKLREG); } static void ap320_wvga_power_off(void *board_data) { - /* backlight */ - __raw_writew(0, FPGA_BKLREG); - gpio_set_value(GPIO_PTS3, 1); - /* ASD AP-320/325 LCD OFF */ __raw_writew(0, FPGA_LCDREG); } @@ -209,6 +219,12 @@ static struct sh_mobile_lcdc_info lcdc_info = { .board_cfg = { .display_on = ap320_wvga_power_on, .display_off = ap320_wvga_power_off, + .set_brightness = ap320_wvga_set_brightness, + .get_brightness = ap320_wvga_get_brightness, + }, + .bl_info = { + .name = "sh_mobile_lcdc_bl", + .max_brightness = 1, }, } }; -- cgit v1.2.3