For clarity, I re-send this request.
In RGB565 mode, red and blue color are filtered, so the picture on LCD
looks green and dark.
Fix omapfb's problem on OMAP3430sdp.
Signed-off-by: Stanley.Miao <stanley.miao@xxxxxxxxxxxxx>
---
drivers/video/omap/lcd_2430sdp.c | 18 ++++++++++++++++++
1 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/drivers/video/omap/lcd_2430sdp.c
b/drivers/video/omap/lcd_2430sdp.c
index 9af6cd0..3747e7d 100644
--- a/drivers/video/omap/lcd_2430sdp.c
+++ b/drivers/video/omap/lcd_2430sdp.c
@@ -23,6 +23,7 @@
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/delay.h>
#include <linux/i2c/twl4030.h>
#include <mach/gpio.h>
@@ -45,6 +46,10 @@ static unsigned enable_gpio;
#define ENABLE_VAUX3_DEDICATED 0x03
#define ENABLE_VAUX3_DEV_GRP 0x20
+#define ENABLE_VPLL2_DEDICATED 0x05
+#define ENABLE_VPLL2_DEV_GRP 0xE0
+#define TWL4030_VPLL2_DEV_GRP 0x33
+#define TWL4030_VPLL2_DEDICATED 0x36
#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v)
@@ -77,11 +82,19 @@ static int sdp2430_panel_enable(struct lcd_panel
*panel)
u8 ded_val, ded_reg;
u8 grp_val, grp_reg;
+
if (machine_is_omap_3430sdp()) {
ded_reg = TWL4030_VAUX3_DEDICATED;
ded_val = ENABLE_VAUX3_DEDICATED;
grp_reg = TWL4030_VAUX3_DEV_GRP;
grp_val = ENABLE_VAUX3_DEV_GRP;
+
+ if (is_sil_rev_greater_than(OMAP3430_REV_ES1_0)) {
+ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED,
+ TWL4030_VPLL2_DEDICATED);
+ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP,
+ TWL4030_VPLL2_DEV_GRP);
+ }
} else {
ded_reg = TWL4030_VAUX2_DEDICATED;
ded_val = ENABLE_VAUX2_DEDICATED;
@@ -104,6 +117,11 @@ static void sdp2430_panel_disable(struct lcd_panel
*panel)
{
omap_set_gpio_dataout(enable_gpio, 0);
omap_set_gpio_dataout(backlight_gpio, 0);
+ if (is_sil_rev_greater_than(OMAP3430_REV_ES1_0)) {
+ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED);
+ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP);
+ mdelay(4);
+ }
}
static unsigned long sdp2430_panel_get_caps(struct lcd_panel *panel)
--
1.5.6.3
--
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