[U-Boot] [PATCH 2/2] omap3_dss: cosmetic changes

Jeroen Hofstee jeroen at myspectrum.nl
Wed May 16 21:04:58 CEST 2012


From: Jeroen Hofstee <jhofstee at victronenergy.com>

Remove unnecessary brackets.
Unwrap lines which are below 80 chars.
Single line comment as single line.
Moved init values to the source code.

cc: s-paulraj at ti.com
cc: khasim at ti.com
Signed-off-by: Jeroen Hofstee <jhofstee at victronenergy.com>
---
 arch/arm/include/asm/arch-omap3/dss.h |   20 +++-----------------
 drivers/video/omap3_dss.c             |   33 +++++++++++++--------------------
 2 files changed, 16 insertions(+), 37 deletions(-)

diff --git a/arch/arm/include/asm/arch-omap3/dss.h b/arch/arm/include/asm/arch-omap3/dss.h
index ae994ee..a830c43 100644
--- a/arch/arm/include/asm/arch-omap3/dss.h
+++ b/arch/arm/include/asm/arch-omap3/dss.h
@@ -161,26 +161,14 @@ struct venc_regs {
 #define GP_OUT0					(1 << 15)
 #define GP_OUT1					(1 << 16)
 
-#define DISPC_ENABLE				(LCD_ENABLE | \
-						 DIG_ENABLE | \
-						 GO_LCD | \
-						 GO_DIG | \
-						 GP_OUT0| \
-						 GP_OUT1)
-
 /* Configure VENC DSS Params */
 #define VENC_CLK_ENABLE				(1 << 3)
 #define DAC_DEMEN				(1 << 4)
 #define DAC_POWERDN				(1 << 5)
 #define VENC_OUT_SEL				(1 << 6)
 #define DIG_LPP_SHIFT				16
-#define VENC_DSS_CONFIG				(VENC_CLK_ENABLE | \
-						 DAC_DEMEN | \
-						 DAC_POWERDN | \
-						 VENC_OUT_SEL)
-/*
- * Panel Configuration
- */
+
+/* Panel Configuration */
 struct panel_config {
 	u32 timing_h;
 	u32 timing_v;
@@ -194,9 +182,7 @@ struct panel_config {
 	void *frame_buffer;
 };
 
-/*
- * Generic DSS Functions
- */
+/* Generic DSS Functions */
 void omap3_dss_venc_config(const struct venc_regs *venc_cfg,
 			u32 height, u32 width);
 void omap3_dss_panel_config(const struct panel_config *panel_cfg);
diff --git a/drivers/video/omap3_dss.c b/drivers/video/omap3_dss.c
index 9245c06..9b75390 100644
--- a/drivers/video/omap3_dss.c
+++ b/drivers/video/omap3_dss.c
@@ -30,9 +30,7 @@
 #include <asm/arch/dss.h>
 #include <video_fb.h>
 
-/*
- * Configure VENC for a given Mode (NTSC / PAL)
- */
+/* Configure VENC for a given Mode (NTSC / PAL) */
 void omap3_dss_venc_config(const struct venc_regs *venc_cfg,
 				u32 height, u32 width)
 {
@@ -65,10 +63,8 @@ void omap3_dss_venc_config(const struct venc_regs *venc_cfg,
 	writel(venc_cfg->savid__eavid, &venc->savid__eavid);
 	writel(venc_cfg->flen__fal, &venc->flen__fal);
 	writel(venc_cfg->lal__phase_reset, &venc->lal__phase_reset);
-	writel(venc_cfg->hs_int_start_stop_x,
-				&venc->hs_int_start_stop_x);
-	writel(venc_cfg->hs_ext_start_stop_x,
-				&venc->hs_ext_start_stop_x);
+	writel(venc_cfg->hs_int_start_stop_x, &venc->hs_int_start_stop_x);
+	writel(venc_cfg->hs_ext_start_stop_x, &venc->hs_ext_start_stop_x);
 	writel(venc_cfg->vs_int_start_x, &venc->vs_int_start_x);
 	writel(venc_cfg->vs_int_stop_x__vs_int_start_y,
 			&venc->vs_int_stop_x__vs_int_start_y);
@@ -94,15 +90,14 @@ void omap3_dss_venc_config(const struct venc_regs *venc_cfg,
 	writel(venc_cfg->dac_b__dac_c, &venc->dac_b__dac_c);
 
 	/* Configure DSS for VENC Settings */
-	writel(VENC_DSS_CONFIG, &dss->control);
+	writel(VENC_CLK_ENABLE | DAC_DEMEN | DAC_POWERDN | VENC_OUT_SEL,
+			&dss->control);
 
 	/* Configure height and width for Digital out */
-	writel(((height << DIG_LPP_SHIFT) | width), &dispc->size_dig);
+	writel(height << DIG_LPP_SHIFT | width, &dispc->size_dig);
 }
 
-/*
- * Configure Panel Specific Parameters
- */
+/* Configure Panel Specific Parameters */
 void omap3_dss_panel_config(const struct panel_config *panel_cfg)
 {
 	struct dispc_regs *dispc = (struct dispc_regs *) OMAP3_DISPC_BASE;
@@ -117,9 +112,9 @@ void omap3_dss_panel_config(const struct panel_config *panel_cfg)
 	writel(panel_cfg->pol_freq, &dispc->pol_freq);
 	writel(panel_cfg->divisor, &dispc->divisor);
 	writel(panel_cfg->lcd_size, &dispc->size_lcd);
-	writel((panel_cfg->load_mode << FRAME_MODE_SHIFT), &dispc->config);
-	writel(((panel_cfg->panel_type << TFTSTN_SHIFT) |
-		(panel_cfg->data_lines << DATALINES_SHIFT)), &dispc->control);
+	writel(panel_cfg->load_mode << FRAME_MODE_SHIFT, &dispc->config);
+	writel(panel_cfg->panel_type << TFTSTN_SHIFT |
+		panel_cfg->data_lines << DATALINES_SHIFT, &dispc->control);
 	writel(panel_cfg->panel_color, &dispc->default_color0);
 	writel((u32) panel_cfg->frame_buffer, &dispc->gfx_ba0);
 
@@ -133,16 +128,14 @@ void omap3_dss_panel_config(const struct panel_config *panel_cfg)
 	writel(panel_cfg->lcd_size, &dispc->gfx_size);
 }
 
-/*
- * Enable LCD and DIGITAL OUT in DSS
- */
+/* Enable LCD and DIGITAL OUT in DSS */
 void omap3_dss_enable(void)
 {
 	struct dispc_regs *dispc = (struct dispc_regs *) OMAP3_DISPC_BASE;
-	u32 l = 0;
+	u32 l;
 
 	l = readl(&dispc->control);
-	l |= DISPC_ENABLE;
+	l |= LCD_ENABLE | GO_LCD | DIG_ENABLE | GO_DIG | GP_OUT0 | GP_OUT1;
 	writel(l, &dispc->control);
 }
 
-- 
1.7.9.5



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