FBDEV: cobalt_lcdfb: Drop SEAD3 support

The SEAD3 board no longer uses the cobalt_lcdfb driver, so remove the
SEAD3-specific code from it.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Ondrej Zary <linux@rainbow-software.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Simon Horman <horms+renesas@verge.net.au>
Cc: linux-mips@linux-mips.org
Cc: linux-fbdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/14060/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

drivers/video/fbdev/Kconfig

@@ -2183,7 +2183,7 @@ config FB_GOLDFISH
 
 config FB_COBALT
 	tristate "Cobalt server LCD frame buffer support"
-	depends on FB && (MIPS_COBALT || MIPS_SEAD3)
+	depends on FB && MIPS_COBALT
 
 config FB_SH7760
 	bool "SH7760/SH7763/SH7720/SH7721 LCDC support"

drivers/video/fbdev/cobalt_lcdfb.c

@@ -63,7 +63,6 @@
 #define LCD_CUR_POS(x)		((x) & LCD_CUR_POS_MASK)
 #define LCD_TEXT_POS(x)		((x) | LCD_TEXT_MODE)
 
-#ifdef CONFIG_MIPS_COBALT
 static inline void lcd_write_control(struct fb_info *info, u8 control)
 {
 	writel((u32)control << 24, info->screen_base);
@@ -83,47 +82,6 @@ static inline u8 lcd_read_data(struct fb_info *info)
 {
 	return readl(info->screen_base + LCD_DATA_REG_OFFSET) >> 24;
 }
-#else
-
-#define LCD_CTL			0x00
-#define LCD_DATA		0x08
-#define CPLD_STATUS		0x10
-#define CPLD_DATA		0x18
-
-static inline void cpld_wait(struct fb_info *info)
-{
-	do {
-	} while (readl(info->screen_base + CPLD_STATUS) & 1);
-}
-
-static inline void lcd_write_control(struct fb_info *info, u8 control)
-{
-	cpld_wait(info);
-	writel(control, info->screen_base + LCD_CTL);
-}
-
-static inline u8 lcd_read_control(struct fb_info *info)
-{
-	cpld_wait(info);
-	readl(info->screen_base + LCD_CTL);
-	cpld_wait(info);
-	return readl(info->screen_base + CPLD_DATA) & 0xff;
-}
-
-static inline void lcd_write_data(struct fb_info *info, u8 data)
-{
-	cpld_wait(info);
-	writel(data, info->screen_base + LCD_DATA);
-}
-
-static inline u8 lcd_read_data(struct fb_info *info)
-{
-	cpld_wait(info);
-	readl(info->screen_base + LCD_DATA);
-	cpld_wait(info);
-	return readl(info->screen_base + CPLD_DATA) & 0xff;
-}
-#endif
 
 static int lcd_busy_wait(struct fb_info *info)
 {