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-rw-r--r--arch/arm/mach-integrator/include/mach/cm.h4
-rw-r--r--arch/arm/mach-integrator/integrator_cp.c14
2 files changed, 10 insertions, 8 deletions
diff --git a/arch/arm/mach-integrator/include/mach/cm.h b/arch/arm/mach-integrator/include/mach/cm.h
index 1ab353e..445d57a 100644
--- a/arch/arm/mach-integrator/include/mach/cm.h
+++ b/arch/arm/mach-integrator/include/mach/cm.h
@@ -24,9 +24,9 @@ void cm_control(u32, u32);
#define CM_CTRL_LCDBIASDN (1 << 10)
#define CM_CTRL_LCDMUXSEL_MASK (7 << 11)
#define CM_CTRL_LCDMUXSEL_GENLCD (1 << 11)
-#define CM_CTRL_LCDMUXSEL_VGA_16BPP (2 << 11)
+#define CM_CTRL_LCDMUXSEL_VGA565_TFT555 (2 << 11)
#define CM_CTRL_LCDMUXSEL_SHARPLCD (3 << 11)
-#define CM_CTRL_LCDMUXSEL_VGA_8421BPP (4 << 11)
+#define CM_CTRL_LCDMUXSEL_VGA555_TFT555 (4 << 11)
#define CM_CTRL_LCDEN0 (1 << 14)
#define CM_CTRL_LCDEN1 (1 << 15)
#define CM_CTRL_STATIC1 (1 << 16)
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index e9327da..8600902 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -478,14 +478,16 @@ static struct clcd_panel vga = {
*/
static void cp_clcd_enable(struct clcd_fb *fb)
{
- u32 val;
+ struct fb_var_screeninfo *var = &fb->fb.var;
+ u32 val = CM_CTRL_STATIC1 | CM_CTRL_STATIC2;
- if (fb->fb.var.bits_per_pixel <= 8)
- val = CM_CTRL_LCDMUXSEL_VGA_8421BPP;
+ if (var->bits_per_pixel <= 8 ||
+ (var->bits_per_pixel == 16 && var->green.length == 5))
+ /* Pseudocolor, RGB555, BGR555 */
+ val |= CM_CTRL_LCDMUXSEL_VGA555_TFT555;
else if (fb->fb.var.bits_per_pixel <= 16)
- val = CM_CTRL_LCDMUXSEL_VGA_16BPP
- | CM_CTRL_LCDEN0 | CM_CTRL_LCDEN1
- | CM_CTRL_STATIC1 | CM_CTRL_STATIC2;
+ /* truecolor RGB565 */
+ val |= CM_CTRL_LCDMUXSEL_VGA565_TFT555;
else
val = 0; /* no idea for this, don't trust the docs */