Merge branch 'backlight-polarity' into uboot-merge

[karo-tx-uboot.git] / board / karo / tx53 / tx53.c

diff --git a/board/karo/tx53/tx53.c b/board/karo/tx53/tx53.c
index 363df2ed773e773ad320af4fbed2a8c2b067255a..74928e61d83ff15b86c9adfa0120dfaad7173bad 100644 (file)
--- a/board/karo/tx53/tx53.c
+++ b/board/karo/tx53/tx53.c
@@ -767,6 +767,12 @@ static struct fb_videomode tx53_fb_modes[] = {
 };
 
 static int lcd_enabled = 1;
+static int lcd_bl_polarity;
+
+static int lcd_backlight_polarity(void)
+{
+       return lcd_bl_polarity;
+}
 
 void lcd_enable(void)
 {
@@ -785,7 +791,8 @@ void lcd_enable(void)
                udelay(100);
                gpio_set_value(TX53_LCD_RST_GPIO, 1);
                udelay(300000);
-               gpio_set_value(TX53_LCD_BACKLIGHT_GPIO, is_lvds());
+               gpio_set_value(TX53_LCD_BACKLIGHT_GPIO,
+                       lcd_backlight_polarity());
        }
 }
 
@@ -801,7 +808,8 @@ void lcd_panel_disable(void)
 {
        if (lcd_enabled) {
                debug("Switching LCD off\n");
-               gpio_set_value(TX53_LCD_BACKLIGHT_GPIO, !is_lvds());
+               gpio_set_value(TX53_LCD_BACKLIGHT_GPIO,
+                       !lcd_backlight_polarity());
                gpio_set_value(TX53_LCD_RST_GPIO, 0);
                gpio_set_value(TX53_LCD_PWR_GPIO, 0);
        }
@@ -895,6 +903,7 @@ void lcd_ctrl_init(void *lcdbase)
        }
 
        karo_fdt_move_fdt();
+       lcd_bl_polarity = karo_fdt_get_backlight_polarity(working_fdt);
 
        if (video_mode == NULL) {
                debug("Disabling LCD\n");