From f4469f50b0367820121ef2d313517d422ed70e1d Mon Sep 17 00:00:00 2001
From: Nikita Kiryanov <nikita@compulab.co.il>
Date: Mon, 8 Dec 2014 17:14:38 +0200
Subject: lcd: remove LCD_MONOCHROME

No one is using LCD_MONOCHROME; remove related code.

Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Anatolij Gustschin <agust@denx.de>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/common/lcd.c b/common/lcd.c
index 80923e9..18f71f24 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -97,10 +97,7 @@
 #define CONSOLE_SIZE		(CONSOLE_ROW_SIZE * CONSOLE_ROWS)
 #define CONSOLE_SCROLL_SIZE	(CONSOLE_SIZE - CONSOLE_ROW_SIZE)
 
-#if LCD_BPP == LCD_MONOCHROME
-# define COLOR_MASK(c)		((c)	  | (c) << 1 | (c) << 2 | (c) << 3 | \
-				 (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7)
-#elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) || \
+#if (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) || \
 	(LCD_BPP == LCD_COLOR32)
 # define COLOR_MASK(c)		(c)
 #else
@@ -313,10 +310,6 @@ static void lcd_drawchars(ushort x, ushort y, uchar *str, int count)
 	y += BMP_LOGO_HEIGHT;
 #endif
 
-#if LCD_BPP == LCD_MONOCHROME
-	ushort off  = x * (1 << LCD_BPP) % 8;
-#endif
-
 	dest = (uchar *)(lcd_base + y * lcd_line_length + x * NBITS(LCD_BPP)/8);
 
 	for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) {
@@ -330,33 +323,18 @@ static void lcd_drawchars(ushort x, ushort y, uchar *str, int count)
 		uchar *d = dest;
 #endif
 
-#if LCD_BPP == LCD_MONOCHROME
-		uchar rest = *d & -(1 << (8 - off));
-		uchar sym;
-#endif
 		for (i = 0; i < count; ++i) {
 			uchar c, bits;
 
 			c = *s++;
 			bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row];
 
-#if LCD_BPP == LCD_MONOCHROME
-			sym  = (COLOR_MASK(lcd_color_fg) & bits) |
-				(COLOR_MASK(lcd_color_bg) & ~bits);
-
-			*d++ = rest | (sym >> off);
-			rest = sym << (8-off);
-#else /* LCD_BPP == LCD_COLOR8 or LCD_COLOR16 or LCD_COLOR32 */
 			for (c = 0; c < 8; ++c) {
 				*d++ = (bits & 0x80) ?
 						lcd_color_fg : lcd_color_bg;
 				bits <<= 1;
 			}
-#endif
 		}
-#if LCD_BPP == LCD_MONOCHROME
-		*d  = rest | (*d & ((1 << (8 - off)) - 1));
-#endif
 	}
 }
 
@@ -443,11 +421,7 @@ int drv_lcd_init(void)
 /*----------------------------------------------------------------------*/
 void lcd_clear(void)
 {
-#if LCD_BPP == LCD_MONOCHROME
-	/* Setting the palette */
-	lcd_initcolregs();
-
-#elif LCD_BPP == LCD_COLOR8
+#if LCD_BPP == LCD_COLOR8
 	/* Setting the palette */
 	lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0);
 	lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0);
diff --git a/drivers/video/mpc8xx_lcd.c b/drivers/video/mpc8xx_lcd.c
index ac74fc8..add7215 100644
--- a/drivers/video/mpc8xx_lcd.c
+++ b/drivers/video/mpc8xx_lcd.c
@@ -357,23 +357,6 @@ lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue)
 
 /*----------------------------------------------------------------------*/
 
-#if LCD_BPP == LCD_MONOCHROME
-static
-void lcd_initcolregs (void)
-{
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-	volatile cpm8xx_t *cp = &(immr->im_cpm);
-	ushort regno;
-
-	for (regno = 0; regno < 16; regno++) {
-		cp->lcd_cmap[regno * 2] = 0;
-		cp->lcd_cmap[(regno * 2) + 1] = regno & 0x0f;
-	}
-}
-#endif
-
-/*----------------------------------------------------------------------*/
-
 void lcd_enable (void)
 {
 	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
diff --git a/drivers/video/pxa_lcd.c b/drivers/video/pxa_lcd.c
index e19f6ac..f66f615 100644
--- a/drivers/video/pxa_lcd.c
+++ b/drivers/video/pxa_lcd.c
@@ -379,21 +379,6 @@ lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue)
 #endif /* LCD_COLOR8 */
 
 /*----------------------------------------------------------------------*/
-#if LCD_BPP == LCD_MONOCHROME
-void lcd_initcolregs (void)
-{
-	struct pxafb_info *fbi = &panel_info.pxa;
-	cmap = (ushort *)fbi->palette;
-	ushort regno;
-
-	for (regno = 0; regno < 16; regno++) {
-		cmap[regno * 2] = 0;
-		cmap[(regno * 2) + 1] = regno & 0x0f;
-	}
-}
-#endif /* LCD_MONOCHROME */
-
-/*----------------------------------------------------------------------*/
 __weak void lcd_enable(void)
 {
 }
diff --git a/include/lcd.h b/include/lcd.h
index 020d880..01609ac 100644
--- a/include/lcd.h
+++ b/include/lcd.h
@@ -359,15 +359,7 @@ void lcd_sync(void);
 /************************************************************************/
 /* ** CONSOLE CONSTANTS							*/
 /************************************************************************/
-#if LCD_BPP == LCD_MONOCHROME
-
-/*
- * Simple black/white definitions
- */
-# define CONSOLE_COLOR_BLACK	0
-# define CONSOLE_COLOR_WHITE	1	/* Must remain last / highest	*/
-
-#elif LCD_BPP == LCD_COLOR8
+#if LCD_BPP == LCD_COLOR8
 
 /*
  * 8bpp color definitions
-- 
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