[PATCH] pxafb: Add missing code to support palette formats

Subject: pxafb: Add missing code to support palette formats
Date: Fri, 23 Nov 2007 10:33:24 +0100
From: Hans J Koch <redacted>

A few lines of code are missing to support different palette formats in
pxafb. This patch adds them, code was tested on PXA270.

Signed-off-by: Hans J Koch <redacted>

---
 drivers/video/pxafb.c |   12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

Index: linux-2.6.24-rc/drivers/video/pxafb.c
===================================================================

--- linux-2.6.24-rc.orig/drivers/video/pxafb.c	2007-11-22

23:03:28.000000000 +0100 +++
linux-2.6.24-rc/drivers/video/pxafb.c	2007-11-22
23:43:07.000000000 +0100 @@ -745,8 +745,14 @@ fbi->reg_lccr1 =
new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2;
 	fbi->reg_lccr3 = new_regs.lccr3;
-	fbi->reg_lccr4 = LCCR4 & (~LCCR4_PAL_FOR_MASK);
-	fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK);
+
+	if (((read_cpuid(CPUID_ID) >> 4) & 0x1f) == 0x11) {
+		/* PXA 27x only */
+		fbi->reg_lccr4 = LCCR4 & (~LCCR4_PAL_FOR_MASK);
+		fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK);
+	} else
+		fbi->reg_lccr4 = 0;
+
 	set_hsync_time(fbi, pcd);
 	local_irq_restore(flags);
 

@@ -838,6 +844,8 @@
 	clk_enable(fbi->clk);
 
 	/* Sequence from 11.7.10 */
+	if (((read_cpuid(CPUID_ID) >> 4) & 0x1f) == 0x11)
+		LCCR4 = fbi->reg_lccr4; /* PXA 27x only */
 	LCCR3 = fbi->reg_lccr3;
 	LCCR2 = fbi->reg_lccr2;
 	LCCR1 = fbi->reg_lccr1;

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