[RFC][PATCH 7/8] OMAP: DSS2: Context Save and Restore of DISPC registers for Secondary LCD

[Archit Taneja <archit@xxxxxx>]

From: Mayuresh Janorkar <mayur@xxxxxx>

Context Save and Restore of DISPC registers for Secondary LCD

Signed-off-by: Sumit Semwal <sumit.semwal@xxxxxx>
Signed-off-by: Senthilvadivu Guruswamy <svadivu@xxxxxx>
Signed-off-by: Mukund Mittal <mmittal@xxxxxx>
Signed-off-by: Archit Taneja <archit@xxxxxx>
Signed-off-by: Samreen <samreen@xxxxxx>
---
 drivers/video/omap2/dss/dispc.c |   48 ++++++++++++++++++++++++++++++++++++++-
 1 files changed, 47 insertions(+), 1 deletions(-)

diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 3dcd3fe..ca90593
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -237,6 +237,17 @@ void dispc_save_context(void)
 	SR(SIZE_DIG);
 	SR(SIZE_LCD);
 
+	if (cpu_is_omap44xx()) {
+		SR(CONTROL2);
+		SR(DEFAULT_COLOR2);
+		SR(TRANS_COLOR2);
+		SR(SIZE_LCD2);
+		SR(TIMING_H2);
+		SR(TIMING_V2);
+		SR(POL_FREQ2);
+		SR(DIVISOR2);
+		SR(CONFIG2);
+	}
 	SR(GFX_BA0);
 	SR(GFX_BA1);
 	SR(GFX_POSITION);
@@ -256,6 +267,15 @@ void dispc_save_context(void)
 	SR(CPR_COEF_G);
 	SR(CPR_COEF_B);
 
+	if (cpu_is_omap44xx()) {
+		SR(CPR2_COEF_B);
+		SR(CPR2_COEF_G);
+		SR(CPR2_COEF_R);
+
+		SR(DATA2_CYCLE1);
+		SR(DATA2_CYCLE2);
+		SR(DATA2_CYCLE3);
+	}
 	SR(GFX_PRELOAD);
 
 	/* VID1 */
@@ -376,6 +396,22 @@ void dispc_restore_context(void)
 	RR(SIZE_DIG);
 	RR(SIZE_LCD);
 
+	if (cpu_is_omap44xx()) {
+		RR(DEFAULT_COLOR2);
+		RR(TRANS_COLOR2);
+		RR(CPR2_COEF_B);
+		RR(CPR2_COEF_G);
+		RR(CPR2_COEF_R);
+		RR(DATA2_CYCLE1);
+		RR(DATA2_CYCLE2);
+		RR(DATA2_CYCLE3);
+		RR(SIZE_LCD2);
+		RR(TIMING_H2);
+		RR(TIMING_V2);
+		RR(POL_FREQ2);
+		RR(DIVISOR2);
+		RR(CONFIG2);
+	}
 	RR(GFX_BA0);
 	RR(GFX_BA1);
 	RR(GFX_POSITION);
@@ -395,6 +431,15 @@ void dispc_restore_context(void)
 	RR(CPR_COEF_G);
 	RR(CPR_COEF_B);
 
+	if (cpu_is_omap44xx()) {
+		RR(CPR2_COEF_B);
+		RR(CPR2_COEF_G);
+		RR(CPR2_COEF_R);
+
+		RR(DATA2_CYCLE1);
+		RR(DATA2_CYCLE2);
+		RR(DATA2_CYCLE3);
+	}
 	RR(GFX_PRELOAD);
 
 	/* VID1 */
@@ -497,7 +542,8 @@ void dispc_restore_context(void)
 
 	/* enable last, because LCD & DIGIT enable are here */
 	RR(CONTROL);
-
+	if (cpu_is_omap44xx())
+		RR(CONTROL2);
 	/* clear spurious SYNC_LOST_DIGIT interrupts */
 	dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT);
 
-- 
1.6.3.3

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