common/lcd.c: remove global lcd_base

lcd_base is available as gd->fb_base as well, there is no need
to keep a seperate copy.

For completeness the ack of Bo Shen is for the atmel part.
Cc: Alessandro Rubini <rubini@unipv.it>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Bo Shen <voice.shen@atmel.com>
Cc: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Simon Glass <sjg@chromium.org>
Cc: Stelian Pop <stelian@popies.net>
Cc: Tom Warren <twarren@nvidia.com>
Acked-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
[agust: also fix cm_t35 board while rebasing]
Signed-off-by: Anatolij Gustschin <agust@denx.de>

6 files changed, 6 insertions, 26 deletions

diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index 32626cf..fc95897 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -29,8 +29,6 @@
 #include <lcd.h>
 #include <atmel_hlcdc.h>
 
-void *lcd_base;				/* Start of framebuffer memory	*/
-
 /* configurable parameters */
 #define ATMEL_LCDC_CVAL_DEFAULT		0xc8
 #define ATMEL_LCDC_DMA_BURST_LEN	8
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 370d9ca..2afeab2 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -29,8 +29,6 @@
 #include <lcd.h>
 #include <atmel_lcdc.h>
 
-void *lcd_base;				/* Start of framebuffer memory	*/
-
 /* configurable parameters */
 #define ATMEL_LCDC_CVAL_DEFAULT		0xc8
 #define ATMEL_LCDC_DMA_BURST_LEN	8
diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c
index 82b19e5..c0f1830 100644
--- a/drivers/video/exynos_fb.c
+++ b/drivers/video/exynos_fb.c
@@ -33,7 +33,7 @@
 
 #include "exynos_fb.h"
 
-void *lcd_base;
+DECLARE_GLOBAL_DATA_PTR;
 
 static unsigned int panel_width, panel_height;
 
@@ -44,11 +44,9 @@ static void exynos_lcd_init_mem(void *lcdbase, vidinfo_t *vid)
 
 	fb_size = vid->vl_row * vid->vl_col * (NBITS(vid->vl_bpix) >> 3);
 
-	lcd_base = lcdbase;
-
 	palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16;
 
-	exynos_fimd_lcd_init_mem((unsigned long)lcd_base,
+	exynos_fimd_lcd_init_mem((unsigned long)lcdbase,
 			(unsigned long)fb_size, palette_size);
 }
 
@@ -140,7 +138,7 @@ void lcd_ctrl_init(void *lcdbase)
 void lcd_enable(void)
 {
 	if (panel_info.logo_on) {
-		memset(lcd_base, 0, panel_width * panel_height *
+		memset((void *) gd->fb_base, 0, panel_width * panel_height *
 				(NBITS(panel_info.vl_bpix) >> 3));
 #ifdef CONFIG_CMD_BMP
 		draw_logo();
diff --git a/drivers/video/mpc8xx_lcd.c b/drivers/video/mpc8xx_lcd.c
index 26ad432..1aa1967 100644
--- a/drivers/video/mpc8xx_lcd.c
+++ b/drivers/video/mpc8xx_lcd.c
@@ -255,14 +255,6 @@ vidinfo_t panel_info = {
 #endif
 /*----------------------------------------------------------------------*/
 
-
-/*
- * Frame buffer memory information
- */
-void *lcd_base;			/* Start of framebuffer memory	*/
-
-/************************************************************************/
-
 void lcd_ctrl_init (void *lcdbase);
 void lcd_enable (void);
 #if LCD_BPP == LCD_COLOR8
@@ -392,8 +384,8 @@ void lcd_ctrl_init (void *lcdbase)
 	 * BIG NOTE:  This has to be modified to load A and B depending
 	 * upon the split mode of the LCD.
 	 */
-	lcdp->lcd_lcfaa = (ulong)lcd_base;
-	lcdp->lcd_lcfba = (ulong)lcd_base;
+	lcdp->lcd_lcfaa = (ulong)lcdbase;
+	lcdp->lcd_lcfba = (ulong)lcdbase;
 
 	/* MORE HACKS...This must be updated according to 823 manual
 	 * for different panels.
diff --git a/drivers/video/pxa_lcd.c b/drivers/video/pxa_lcd.c
index 57243ce..fef49c1 100644
--- a/drivers/video/pxa_lcd.c
+++ b/drivers/video/pxa_lcd.c
@@ -332,8 +332,6 @@ void lcd_getcolreg (ushort regno, ushort *red, ushort *green, ushort *blue);
 void lcd_ctrl_init	(void *lcdbase);
 void lcd_enable	(void);
 
-void *lcd_base;			/* Start of framebuffer memory	*/
-
 static int pxafb_init_mem (void *lcdbase, vidinfo_t *vid);
 static void pxafb_setup_gpio (vidinfo_t *vid);
 static void pxafb_enable_controller (vidinfo_t *vid);
diff --git a/drivers/video/tegra.c b/drivers/video/tegra.c
index 3d684ce..8d53395 100644
--- a/drivers/video/tegra.c
+++ b/drivers/video/tegra.c
@@ -60,8 +60,6 @@ enum {
 	LCD_MAX_LOG2_BPP	= 4,		/* 2^4 = 16 bpp */
 };
 
-void *lcd_base;			/* Start of framebuffer memory	*/
-
 vidinfo_t panel_info = {
 	/* Insert a value here so that we don't end up in the BSS */
 	.vl_col = -1,
@@ -90,8 +88,6 @@ void lcd_ctrl_init(void *lcdbase)
 
 	assert(disp_config);
 
-	lcd_base = (void *)disp_config->frame_buffer;
-
 	/* Make sure that we can acommodate the selected LCD */
 	assert(disp_config->width <= LCD_MAX_WIDTH);
 	assert(disp_config->height <= LCD_MAX_HEIGHT);
@@ -112,7 +108,7 @@ void lcd_ctrl_init(void *lcdbase)
 	/* Enable flushing after LCD writes if requested */
 	lcd_set_flush_dcache(config.cache_type & FDT_LCD_CACHE_FLUSH);
 
-	debug("LCD frame buffer at %p\n", lcd_base);
+	debug("LCD frame buffer at %08X\n", disp_config->frame_buffer);
 }
 
 ulong calc_fbsize(void)