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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2013-07-04 21:13:27 +0200
committerSimon Horman <horms+renesas@verge.net.au>2013-07-17 10:06:14 +0900
commit14bd03e08831a52035e601ae85b05a4849214ec4 (patch)
tree755c6ac6a56eb9ebd99380baad7bf6a1a4854d7a /arch/arm/mach-shmobile/board-mackerel.c
parent67b43e590415866649e5ba8a6421bb84ecb74f72 (diff)
downloadlwn-14bd03e08831a52035e601ae85b05a4849214ec4.tar.gz
lwn-14bd03e08831a52035e601ae85b05a4849214ec4.zip
ARM: mach-shmobile: mackerel: Use gpio-backlight
Replace the backlight callback with a gpio-backlight platform device. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/board-mackerel.c')
-rw-r--r--arch/arm/mach-shmobile/board-mackerel.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 85f51a849a50..af06753eb809 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -41,6 +41,7 @@
#include <linux/mtd/physmap.h>
#include <linux/mtd/sh_flctl.h>
#include <linux/pinctrl/machine.h>
+#include <linux/platform_data/gpio_backlight.h>
#include <linux/pm_clock.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
@@ -49,7 +50,6 @@
#include <linux/tca6416_keypad.h>
#include <linux/usb/renesas_usbhs.h>
#include <linux/dma-mapping.h>
-
#include <video/sh_mobile_hdmi.h>
#include <video/sh_mobile_lcdc.h>
#include <media/sh_mobile_ceu.h>
@@ -346,7 +346,7 @@ static struct platform_device meram_device = {
},
};
-/* LCDC */
+/* LCDC and backlight */
static struct fb_videomode mackerel_lcdc_modes[] = {
{
.name = "WVGA Panel",
@@ -362,13 +362,6 @@ static struct fb_videomode mackerel_lcdc_modes[] = {
},
};
-static int mackerel_set_brightness(int brightness)
-{
- gpio_set_value(31, brightness);
-
- return 0;
-}
-
static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
.icb[0] = {
.meram_size = 0x40,
@@ -393,11 +386,6 @@ static struct sh_mobile_lcdc_info lcdc_info = {
.width = 152,
.height = 91,
},
- .bl_info = {
- .name = "sh_mobile_lcdc_bl",
- .max_brightness = 1,
- .set_brightness = mackerel_set_brightness,
- },
.meram_cfg = &lcd_meram_cfg,
}
};
@@ -425,6 +413,20 @@ static struct platform_device lcdc_device = {
},
};
+static struct gpio_backlight_platform_data gpio_backlight_data = {
+ .fbdev = &lcdc_device.dev,
+ .gpio = 31,
+ .def_value = 1,
+ .name = "backlight",
+};
+
+static struct platform_device gpio_backlight_device = {
+ .name = "gpio-backlight",
+ .dev = {
+ .platform_data = &gpio_backlight_data,
+ },
+};
+
/* HDMI */
static struct sh_mobile_hdmi_info hdmi_info = {
.flags = HDMI_SND_SRC_SPDIF,
@@ -1231,6 +1233,7 @@ static struct platform_device *mackerel_devices[] __initdata = {
&nor_flash_device,
&smc911x_device,
&lcdc_device,
+ &gpio_backlight_device,
&usbhs0_device,
&usbhs1_device,
&leds_device,
@@ -1441,9 +1444,6 @@ static void __init mackerel_init(void)
ARRAY_SIZE(mackerel_pinctrl_map));
sh7372_pinmux_init();
- /* backlight, off by default */
- gpio_request_one(31, GPIOF_OUT_INIT_LOW, NULL);
-
gpio_request_one(151, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
/* USBHS0 */