video: mxsfb: honor sync and clock polarity flags

diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 3fd71a8faa2c106c71e95e791e47e6f6a591074d..f7b5827388d877f1e5abac41db6187a794d35952 100644 (file)
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -8,6 +8,7 @@
 #include <common.h>
 #include <malloc.h>
 #include <video_fb.h>
+#include <mxcfb.h>
 
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
@@ -84,7 +85,19 @@ static void mxs_lcd_init(GraphicDevice *panel,
        writel((mode->yres << LCDIF_TRANSFER_COUNT_V_COUNT_OFFSET) | mode->xres,
                &regs->hw_lcdif_transfer_count);
 
-       writel(LCDIF_VDCTRL0_ENABLE_PRESENT | LCDIF_VDCTRL0_ENABLE_POL |
+       if (!(mode->sync & FB_SYNC_OE_LOW_ACT))
+               vctrl0 |= LCDIF_VDCTRL0_ENABLE_POL;
+
+       if (mode->sync & FB_SYNC_CLK_LAT_FALL)
+               vctrl0 |= LCDIF_VDCTRL0_DOTCLK_POL;
+
+       if (mode->sync & FB_SYNC_HOR_HIGH_ACT)
+               vctrl0 |= LCDIF_VDCTRL0_HSYNC_POL;
+
+       if (mode->sync & FB_SYNC_VERT_HIGH_ACT)
+               vctrl0 |= LCDIF_VDCTRL0_VSYNC_POL;
+
+       writel(vctrl0 | LCDIF_VDCTRL0_ENABLE_PRESENT |
                LCDIF_VDCTRL0_VSYNC_PERIOD_UNIT |
                LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_UNIT |
                mode->vsync_len, &regs->hw_lcdif_vdctrl0);