[PATCH 2/2] Enable display for MINI2440 board.
Alex Galakhov
agalakhov at gmail.com
Tue May 17 12:44:01 EDT 2011
Also add display modes for usual MINI2440 displays.
Signed-off-by: Alex Galakhov <agalakhov at gmail.com>
---
arch/arm/boards/mini2440/Kconfig | 28 +++++++++++++
arch/arm/boards/mini2440/mini2440.c | 74 +++++++++++++++++++++++++++++++++++
arch/arm/mach-s3c24xx/Kconfig | 2 +
3 files changed, 104 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/boards/mini2440/Kconfig
diff --git a/arch/arm/boards/mini2440/Kconfig b/arch/arm/boards/mini2440/Kconfig
new file mode 100644
index 0000000..f719181
--- /dev/null
+++ b/arch/arm/boards/mini2440/Kconfig
@@ -0,0 +1,28 @@
+
+if MACH_MINI2440
+
+config MINI2440_VIDEO
+ bool
+ select VIDEO
+ select DRIVER_VIDEO_S3C
+
+config MINI2440_VIDEO_N35
+ bool "Support N35 display (240x320)"
+ select MINI2440_VIDEO
+ help
+ This adds support for NEC 3.5 inch TFT display,
+ the most common one used with MINI2440 board.
+
+config MINI2440_VIDEO_A70
+ bool "Support A70 display (800x480)"
+ select MINI2440_VIDEO
+ help
+ This adds support for Innolux 7.0 inch TFT display.
+
+config MINI2440_VIDEO_SVGA
+ bool "Support SVGA video adapter"
+ select MINI2440_VIDEO
+ help
+ This adds support for MINI2440 SVGA (1280x1024) video output adapter.
+
+endif
diff --git a/arch/arm/boards/mini2440/mini2440.c b/arch/arm/boards/mini2440/mini2440.c
index 448aa40..c96d177 100644
--- a/arch/arm/boards/mini2440/mini2440.c
+++ b/arch/arm/boards/mini2440/mini2440.c
@@ -34,6 +34,7 @@
#include <dm9000.h>
#include <nand.h>
#include <mci.h>
+#include <fb.h>
#include <asm/armlinux.h>
#include <asm/io.h>
#include <mach/gpio.h>
@@ -41,6 +42,7 @@
#include <mach/s3c24x0-nand.h>
#include <mach/s3c24xx-generic.h>
#include <mach/mci.h>
+#include <mach/fb.h>
static struct memory_platform_data ram_pdata = {
.name = "ram0",
@@ -99,6 +101,77 @@ static struct device_d mci_dev = {
.platform_data = &mci_data,
};
+static struct fb_videomode s3c24x0_fb_modes[] = {
+#ifdef CONFIG_MINI2440_VIDEO_N35
+ {
+ .name = "N35",
+ .refresh = 60,
+ .xres = 240,
+ .left_margin = 21,
+ .right_margin = 38,
+ .hsync_len = 6,
+ .yres = 320,
+ .upper_margin = 4,
+ .lower_margin = 4,
+ .vsync_len = 2,
+ .pixclock = 115913,
+ .sync = FB_SYNC_USE_PWREN,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+#endif
+#ifdef CONFIG_MINI2440_VIDEO_A70
+ {
+ .name = "A70",
+ .refresh = 50,
+ .xres = 800,
+ .left_margin = 40,
+ .right_margin = 40,
+ .hsync_len = 48,
+ .yres = 480,
+ .upper_margin = 29,
+ .lower_margin = 3,
+ .vsync_len = 3,
+ .pixclock = 41848,
+ .sync = FB_SYNC_USE_PWREN | FB_SYNC_DE_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+#endif
+#ifdef CONFIG_MINI2440_VIDEO_SVGA
+ {
+ .name = "SVGA",
+ .refresh = 24,
+ .xres = 1024,
+ .left_margin = 1,
+ .right_margin = 2,
+ .hsync_len = 2,
+ .yres = 768,
+ .upper_margin = 200,
+ .lower_margin = 16,
+ .vsync_len = 16,
+ .pixclock = 40492,
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | FB_SYNC_DE_HIGH_ACT
+ /* | FB_SYNC_SWAP_HW */ /* FIXME maybe */ ,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+#endif
+};
+
+static struct s3c_fb_platform_data s3c24x0_fb_data = {
+ .mode_list = s3c24x0_fb_modes,
+ .mode_cnt = sizeof(s3c24x0_fb_modes) / sizeof(struct fb_videomode),
+ .bits_per_pixel = 16,
+ .passive_display = 0,
+};
+
+static struct device_d s3cfb_dev = {
+ .name = "s3c_fb",
+ .map_base = S3C2410_LCD_BASE,
+ .platform_data = &s3c24x0_fb_data,
+};
+
static const unsigned pin_usage[] = {
/* address bus, used by NOR, SDRAM */
GPA1_ADDR16,
@@ -269,6 +342,7 @@ static int mini2440_devices_init(void)
dev_add_bb_dev("env_raw", "env0");
#endif
register_device(&mci_dev);
+ register_device(&s3cfb_dev);
armlinux_add_dram(&sdram_dev);
armlinux_set_bootparams((void *)sdram_dev.map_base + 0x100);
armlinux_set_architecture(MACH_TYPE_MINI2440);
diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig
index 33d230c..80b65fb 100644
--- a/arch/arm/mach-s3c24xx/Kconfig
+++ b/arch/arm/mach-s3c24xx/Kconfig
@@ -67,6 +67,8 @@ config MACH_A9M2410DEV
endchoice
+source arch/arm/boards/mini2440/Kconfig
+
endmenu
menu "S3C24X0 Features "
--
1.7.4.1
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