use standard gpio get/set calls (OMAP tree only)

[linux-2.6-omap-h63xx.git] / drivers / video / omap / lcd_omap3evm.c

diff --git a/drivers/video/omap/lcd_omap3evm.c b/drivers/video/omap/lcd_omap3evm.c
index 5d2ed04150c69a55979873c0aa4e2b72c81d1f15..7f10da0f0da223069a9ded2736858f2ac40a0d31 100644 (file)
--- a/drivers/video/omap/lcd_omap3evm.c
+++ b/drivers/video/omap/lcd_omap3evm.c
@@ -24,9 +24,9 @@
 #include <linux/platform_device.h>
 #include <linux/i2c/twl4030.h>
 
-#include <asm/arch/gpio.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/omapfb.h>
+#include <mach/gpio.h>
+#include <mach/mux.h>
+#include <mach/omapfb.h>
 #include <asm/mach-types.h>
 
 #define LCD_PANEL_ENABLE_GPIO       153
@@ -45,6 +45,12 @@
 #define ENABLE_VPLL2_DEDICATED 0x05
 #define ENABLE_VPLL2_DEV_GRP   0xE0
 
+#define TWL_LED_LEDEN          0x00
+#define TWL_PWMA_PWMAON                0x00
+#define TWL_PWMA_PWMAOFF       0x01
+
+static unsigned int bklight_level;
+
 static int omap3evm_panel_init(struct lcd_panel *panel,
                                struct omapfb_device *fbdev)
 {
@@ -60,16 +66,16 @@ static int omap3evm_panel_init(struct lcd_panel *panel,
        omap_set_gpio_direction(LCD_PANEL_RESB, 0);
        omap_set_gpio_direction(LCD_PANEL_QVGA, 0);
 
-       twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x7F, 0);
-       twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x7F, 1);
-       twl4030_i2c_write_u8(TWL4030_MODULE_PWMB, 0x7F, 0);
-       twl4030_i2c_write_u8(TWL4030_MODULE_PWMB, 0x7F, 1);
+       twl4030_i2c_write_u8(TWL4030_MODULE_LED, 0x11, TWL_LED_LEDEN);
+       twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x01, TWL_PWMA_PWMAON);
+       twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x02, TWL_PWMA_PWMAOFF);
+       bklight_level = 100;
 
-       omap_set_gpio_dataout(LCD_PANEL_RESB, 1);
-       omap_set_gpio_dataout(LCD_PANEL_INI, 1);
-       omap_set_gpio_dataout(LCD_PANEL_QVGA, 0);
-       omap_set_gpio_dataout(LCD_PANEL_LR, 1);
-       omap_set_gpio_dataout(LCD_PANEL_UD, 1);
+       gpio_set_value(LCD_PANEL_RESB, 1);
+       gpio_set_value(LCD_PANEL_INI, 1);
+       gpio_set_value(LCD_PANEL_QVGA, 0);
+       gpio_set_value(LCD_PANEL_LR, 1);
+       gpio_set_value(LCD_PANEL_UD, 1);
 
        return 0;
 }
@@ -80,13 +86,13 @@ static void omap3evm_panel_cleanup(struct lcd_panel *panel)
 
 static int omap3evm_panel_enable(struct lcd_panel *panel)
 {
-       omap_set_gpio_dataout(LCD_PANEL_ENABLE_GPIO, 0);
+       gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
        return 0;
 }
 
 static void omap3evm_panel_disable(struct lcd_panel *panel)
 {
-       omap_set_gpio_dataout(LCD_PANEL_ENABLE_GPIO, 1);
+       gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
 }
 
 static unsigned long omap3evm_panel_get_caps(struct lcd_panel *panel)
@@ -94,6 +100,28 @@ static unsigned long omap3evm_panel_get_caps(struct lcd_panel *panel)
        return 0;
 }
 
+static int omap3evm_bklight_setlevel(struct lcd_panel *panel,
+                                               unsigned int level)
+{
+       u8 c;
+       if ((level >= 0) && (level <= 100)) {
+               c = (125 * (100 - level)) / 100 + 2;
+               twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, c, TWL_PWMA_PWMAOFF);
+               bklight_level = level;
+       }
+       return 0;
+}
+
+static unsigned int omap3evm_bklight_getlevel(struct lcd_panel *panel)
+{
+       return bklight_level;
+}
+
+static unsigned int omap3evm_bklight_getmaxlevel(struct lcd_panel *panel)
+{
+       return 100;
+}
+
 struct lcd_panel omap3evm_panel = {
        .name           = "omap3evm",
        .config         = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
@@ -117,6 +145,9 @@ struct lcd_panel omap3evm_panel = {
        .enable         = omap3evm_panel_enable,
        .disable        = omap3evm_panel_disable,
        .get_caps       = omap3evm_panel_get_caps,
+       .set_bklight_level      = omap3evm_bklight_setlevel,
+       .get_bklight_level      = omap3evm_bklight_getlevel,
+       .get_bklight_max        = omap3evm_bklight_getmaxlevel,
 };
 
 static int omap3evm_panel_probe(struct platform_device *pdev)