[PATCH v2 16/21] ARM: pxa: magician: Add support for alternative LCD backlight

[Petr Cvek]

Add support for alternative LCD backlight with GPIO (no brightness).

Signed-off-by: Petr Cvek <petr.c...@tul.cz>
---
 arch/arm/mach-pxa/magician.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 2ec630e..780cc3d 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -102,6 +102,8 @@
 #include <mach/udc.h>
 #include <mach/pxa27x-udc.h>
 
+#include <linux/platform_data/gpio_backlight.h>
+
 #include "devices.h"
 #include "generic.h"
 
@@ -549,6 +551,21 @@ static struct regulator_consumer_supply 
pwm_backlight_supply[] = {
        REGULATOR_SUPPLY("power", "pwm_backlight"),
 };
 
+/* Backlight controlled by single GPIO (alternative) */
+static struct gpio_backlight_platform_data gpio_backlight_data = {
+/* .fbdev = &pxa_device_fb.dev, */
+       .gpio           = EGPIO_MAGICIAN_BL_POWER,
+       .def_value      = 1,
+       .name           = "backlight",
+};
+
+static struct platform_device gpio_backlight = {
+       .name = "gpio-backlight",
+       .dev = {
+               .platform_data = &gpio_backlight_data,
+       },
+};
+
 /*
  * LEDs
  */
@@ -1269,7 +1286,6 @@ static struct platform_device *devices[] __initdata = {
        &gpio_keys,
        &egpio,
        &strataflash,
-       &pwm_backlight,
        &pasic3,
        &vads7846_device,
        &bq24022,
@@ -1285,6 +1301,10 @@ static struct platform_device *devices[] __initdata = {
 #if !(IS_ENABLED(CONFIG_USB_PXA27X))
        &gpio_vbus,
 #endif
+
+       /* NOTICE mutually exclusive */
+       &pwm_backlight,
+       &gpio_backlight,
 };
 
 /*
-- 
1.7.12.1

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