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| author | Andrew Victor <andrew@sanpeople.com> | 2007-05-14 15:08:21 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-07-12 11:11:21 +0100 |
| commit | cdf95c73694e464cf9877cb5aa51df77f42815bc (patch) | |
| tree | bf7c0c200c43f4d98b2092a5fe0a63057f789773 /arch/arm/mach-at91/board-sam9261ek.c | |
| parent | 7dcca30a32aadb0520417521b0c44f42d09fe05c (diff) | |
| download | linux-cdf95c73694e464cf9877cb5aa51df77f42815bc.tar.gz linux-cdf95c73694e464cf9877cb5aa51df77f42815bc.tar.bz2 linux-cdf95c73694e464cf9877cb5aa51df77f42815bc.zip | |
[ARM] 4379/1: AT91: LCD support on SAM9261-EK and SAM9263-EK boards
Add board-specific setup for the LCD on the Atmel AT91SAM9261-EK and
AT91SAM9263-EK boards.
Signed-off-by: Nicolas Ferre <nicolas.ferre@rfo.atmel.com>
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-at91/board-sam9261ek.c')
| -rw-r--r-- | arch/arm/mach-at91/board-sam9261ek.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 26ca8ab3f62a..579b41f0c328 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -27,6 +27,9 @@ #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/dm9000.h> +#include <linux/fb.h> + +#include <video/atmel_lcdc.h> #include <asm/hardware.h> #include <asm/setup.h> @@ -271,6 +274,65 @@ static struct spi_board_info ek_spi_devices[] = { }; +/* + * LCD Controller + */ +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) +static struct fb_videomode at91_tft_vga_modes[] = { + { + .name = "TX09D50VM1CCA @ 60", + .refresh = 60, + .xres = 240, .yres = 320, + .pixclock = KHZ2PICOS(4965), + + .left_margin = 1, .right_margin = 33, + .upper_margin = 1, .lower_margin = 0, + .hsync_len = 5, .vsync_len = 1, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .vmode = FB_VMODE_NONINTERLACED, + }, +}; + +static struct fb_monspecs at91fb_default_monspecs = { + .manufacturer = "HIT", + .monitor = "TX09D50VM1CCA", + + .modedb = at91_tft_vga_modes, + .modedb_len = ARRAY_SIZE(at91_tft_vga_modes), + .hfmin = 15000, + .hfmax = 64000, + .vfmin = 50, + .vfmax = 150, +}; + +#define AT91SAM9261_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ + | ATMEL_LCDC_DISTYPE_TFT \ + | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) + +static void at91_lcdc_power_control(int on) +{ + if (on) + at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */ + else + at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */ +} + +/* Driver datas */ +static struct atmel_lcdfb_info __initdata ek_lcdc_data = { + .default_bpp = 16, + .default_dmacon = ATMEL_LCDC_DMAEN, + .default_lcdcon2 = AT91SAM9261_DEFAULT_LCDCON2, + .default_monspecs = &at91fb_default_monspecs, + .atmel_lcdfb_power_control = at91_lcdc_power_control, + .guard_time = 1, +}; + +#else +static struct atmel_lcdfb_info __initdata ek_lcdc_data; +#endif + + static void __init ek_board_init(void) { /* Serial */ @@ -296,6 +358,8 @@ static void __init ek_board_init(void) /* MMC */ at91_add_device_mmc(0, &ek_mmc_data); #endif + /* LCD Controller */ + at91_add_device_lcdc(&ek_lcdc_data); } MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK") |