s3c2410fb: multi-display support

This patch adds a new structure to describe and handle
more than one panel (display mode) for the s3c2410 framebuffer.
This structure is added after the pxafb driver.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 33 insertions, 46 deletions

diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c
index b59e6d3..c830788 100644
--- a/arch/arm/mach-s3c2440/mach-rx3715.c
+++ b/arch/arm/mach-s3c2440/mach-rx3715.c
@@ -110,7 +110,7 @@ static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
 
 /* framebuffer lcd controller information */
 
-static struct s3c2410fb_mach_info rx3715_lcdcfg __initdata = {
+static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
 	.regs	= {
 		.lcdcon1 =	S3C2410_LCDCON1_TFT16BPP | \
 				S3C2410_LCDCON1_TFT | \
@@ -133,6 +133,20 @@ static struct s3c2410fb_mach_info rx3715_lcdcfg __initdata = {
 				S3C2410_LCDCON5_HWSWP,
 	},
 
+	.width  =	240,
+	.height =	320,
+
+	.xres	= 240,
+	.yres	= 320,
+	.bpp	= 16,
+};
+
+static struct s3c2410fb_mach_info rx3715_fb_info __initdata = {
+
+	.displays =	&rx3715_lcdcfg,
+	.num_displays =	1,
+	.default_display = 0,
+
 	.lpcsel =	0xf82,
 
 	.gpccon =	0xaa955699,
@@ -146,26 +160,6 @@ static struct s3c2410fb_mach_info rx3715_lcdcfg __initdata = {
 	.gpdup_mask =	0xffffffff,
 
 	.fixed_syncs =	1,
-	.width  =	240,
-	.height =	320,
-
-	.xres	= {
-		.min =		240,
-		.max =		240,
-		.defval =	240,
-	},
-
-	.yres	= {
-		.max =		320,
-		.min =		320,
-		.defval	=	320,
-	},
-
-	.bpp	= {
-		.min =		16,
-		.max =		16,
-		.defval =	16,
-	},
 };
 
 static struct mtd_partition rx3715_nand_part[] = {
@@ -224,7 +218,7 @@ static void __init rx3715_init_machine(void)
 #endif
 	s3c2410_pm_init();
 
-	s3c24xx_fb_set_platdata(&rx3715_lcdcfg);
+	s3c24xx_fb_set_platdata(&rx3715_fb_info);
 	platform_add_devices(rx3715_devices, ARRAY_SIZE(rx3715_devices));
 }
 
diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c
index 670115b..f7dac7d 100644
--- a/arch/arm/mach-s3c2440/mach-smdk2440.c
+++ b/arch/arm/mach-s3c2440/mach-smdk2440.c
@@ -103,7 +103,7 @@ static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
 
 /* LCD driver info */
 
-static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = {
+static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
 	.regs	= {
 
 		.lcdcon1	= S3C2410_LCDCON1_TFT16BPP |
@@ -129,6 +129,21 @@ static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = {
 				  S3C2410_LCDCON5_HWSWP,
 	},
 
+	.type		= S3C2410_LCDCON1_TFT16BPP,
+
+	.width		= 240,
+	.height		= 320,
+
+	.xres		= 240,
+	.yres		= 320,
+	.bpp		= 16,
+};
+
+static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
+	.displays	= &smdk2440_lcd_cfg,
+	.num_displays	= 1,
+	.default_display = 0,
+
 #if 0
 	/* currently setup by downloader */
 	.gpccon		= 0xaa940659,
@@ -142,28 +157,6 @@ static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = {
 #endif
 
 	.lpcsel		= ((0xCE6) & ~7) | 1<<4,
-	.type		= S3C2410_LCDCON1_TFT16BPP,
-
-	.width		= 240,
-	.height		= 320,
-
-	.xres		= {
-		.min	= 240,
-		.max	= 240,
-		.defval	= 240,
-	},
-
-	.yres		= {
-		.min	= 320,
-		.max	= 320,
-		.defval = 320,
-	},
-
-	.bpp		= {
-		.min	= 16,
-		.max	= 16,
-		.defval = 16,
-	},
 };
 
 static struct platform_device *smdk2440_devices[] __initdata = {
@@ -183,7 +176,7 @@ static void __init smdk2440_map_io(void)
 
 static void __init smdk2440_machine_init(void)
 {
-	s3c24xx_fb_set_platdata(&smdk2440_lcd_cfg);
+	s3c24xx_fb_set_platdata(&smdk2440_fb_info);
 
 	platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
 	smdk_machine_init();