linux-kernel - [PATCH v2 15/19] fbdev: cobalt

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Date:   Fri, 26 Aug 2016 15:17:47 +0100
From:   Paul Burton <paul.burton@...tec.com>
To:     <linux-mips@...ux-mips.org>, Ralf Baechle <ralf@...ux-mips.org>
CC:     Paul Burton <paul.burton@...tec.com>,
        Ondrej Zary <linux@...nbow-software.org>,
        <linux-fbdev@...r.kernel.org>, Arnd Bergmann <arnd@...db.de>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        "Maciej W. Rozycki" <macro@...ux-mips.org>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        <linux-kernel@...r.kernel.org>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Simon Horman <horms+renesas@...ge.net.au>
Subject: [PATCH v2 15/19] 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@...tec.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@...com>
---

Changes in v2: None

 drivers/video/fbdev/Kconfig        |  2 +-
 drivers/video/fbdev/cobalt_lcdfb.c | 42 --------------------------------------
 2 files changed, 1 insertion(+), 43 deletions(-)

diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index 88b008f..914bfb2 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/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"
diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c
index 07675d6..2d3b691 100644
--- a/drivers/video/fbdev/cobalt_lcdfb.c
+++ b/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)
 {
-- 
2.9.3