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authorJingoo Han <jg1.han@samsung.com>2012-01-27 14:47:55 +0900
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2012-01-28 20:58:11 +0000
commitd8b97db4c8e40e49985fa5802be914292add64f6 (patch)
treefe9a4bfb7e6ecb58d96518d73000fca971873059 /arch/arm/plat-samsung
parentf7f31e505aa79d91b979a38789b1608744361bdc (diff)
video: s3c-fb: add video clock running at data under-flow
This patch adds video clock running at data under-flow. It means that the pixel clock is continuously provided to lcd module, even when under-run occurs. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'arch/arm/plat-samsung')
-rw-r--r--arch/arm/plat-samsung/include/plat/regs-fb.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/regs-fb.h b/arch/arm/plat-samsung/include/plat/regs-fb.h
index 6bf68ed01963..bbb16e0aa1f6 100644
--- a/arch/arm/plat-samsung/include/plat/regs-fb.h
+++ b/arch/arm/plat-samsung/include/plat/regs-fb.h
@@ -91,6 +91,9 @@
#define VIDCON1_VSTATUS_BACKPORCH (0x1 << 13)
#define VIDCON1_VSTATUS_ACTIVE (0x2 << 13)
#define VIDCON1_VSTATUS_FRONTPORCH (0x0 << 13)
+#define VIDCON1_VCLK_MASK (0x3 << 9)
+#define VIDCON1_VCLK_HOLD (0x0 << 9)
+#define VIDCON1_VCLK_RUN (0x1 << 9)
#define VIDCON1_INV_VCLK (1 << 7)
#define VIDCON1_INV_HSYNC (1 << 6)