diff options
| author | Stelian Pop <stelian@popies.net> | 2008-05-08 14:52:30 +0200 |
|---|---|---|
| committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2008-05-10 11:45:02 +0200 |
| commit | 820f2a958325061a446115f3035e48e4726b3390 (patch) | |
| tree | e549789143eb245008fde663529463a3620900c3 /board | |
| parent | c139b17d20c8371c1e0a8d7fb27c11050cf86304 (diff) | |
| download | u-boot-imx-820f2a958325061a446115f3035e48e4726b3390.zip u-boot-imx-820f2a958325061a446115f3035e48e4726b3390.tar.gz u-boot-imx-820f2a958325061a446115f3035e48e4726b3390.tar.bz2 | |
AT91SAM9261EK: hook up the ATMEL LCD driver
This patch makes the necessary adaptations (PIO configurations and
defines in config header file) to hook up the Atmel LCD driver to the
AT91SAM9261EK board.
Signed-off-by: Stelian Pop <stelian@popies.net>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/atmel/at91sam9261ek/at91sam9261ek.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/board/atmel/at91sam9261ek/at91sam9261ek.c b/board/atmel/at91sam9261ek/at91sam9261ek.c index 96b4422..3de234c 100644 --- a/board/atmel/at91sam9261ek/at91sam9261ek.c +++ b/board/atmel/at91sam9261ek/at91sam9261ek.c @@ -30,6 +30,8 @@ #include <asm/arch/at91_rstc.h> #include <asm/arch/gpio.h> #include <asm/arch/io.h> +#include <lcd.h> +#include <atmel_lcdc.h> #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) #include <net.h> #endif @@ -150,6 +152,65 @@ static void at91sam9261ek_dm9000_hw_init(void) } #endif +#ifdef CONFIG_LCD +vidinfo_t panel_info = { + vl_col: 240, + vl_row: 320, + vl_clk: 4965000, + vl_sync: ATMEL_LCDC_INVLINE_INVERTED | + ATMEL_LCDC_INVFRAME_INVERTED, + vl_bpix: 3, + vl_tft: 1, + vl_hsync_len: 5, + vl_left_margin: 1, + vl_right_margin:33, + vl_vsync_len: 1, + vl_upper_margin:1, + vl_lower_margin:0, + mmio: AT91SAM9261_LCDC_BASE, +}; + +void lcd_enable(void) +{ + at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */ +} + +static void at91sam9261ek_lcd_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB1, 0); /* LCDHSYNC */ + at91_set_A_periph(AT91_PIN_PB2, 0); /* LCDDOTCK */ + at91_set_A_periph(AT91_PIN_PB3, 0); /* LCDDEN */ + at91_set_A_periph(AT91_PIN_PB4, 0); /* LCDCC */ + at91_set_A_periph(AT91_PIN_PB7, 0); /* LCDD2 */ + at91_set_A_periph(AT91_PIN_PB8, 0); /* LCDD3 */ + at91_set_A_periph(AT91_PIN_PB9, 0); /* LCDD4 */ + at91_set_A_periph(AT91_PIN_PB10, 0); /* LCDD5 */ + at91_set_A_periph(AT91_PIN_PB11, 0); /* LCDD6 */ + at91_set_A_periph(AT91_PIN_PB12, 0); /* LCDD7 */ + at91_set_A_periph(AT91_PIN_PB15, 0); /* LCDD10 */ + at91_set_A_periph(AT91_PIN_PB16, 0); /* LCDD11 */ + at91_set_A_periph(AT91_PIN_PB17, 0); /* LCDD12 */ + at91_set_A_periph(AT91_PIN_PB18, 0); /* LCDD13 */ + at91_set_A_periph(AT91_PIN_PB19, 0); /* LCDD14 */ + at91_set_A_periph(AT91_PIN_PB20, 0); /* LCDD15 */ + at91_set_B_periph(AT91_PIN_PB23, 0); /* LCDD18 */ + at91_set_B_periph(AT91_PIN_PB24, 0); /* LCDD19 */ + at91_set_B_periph(AT91_PIN_PB25, 0); /* LCDD20 */ + at91_set_B_periph(AT91_PIN_PB26, 0); /* LCDD21 */ + at91_set_B_periph(AT91_PIN_PB27, 0); /* LCDD22 */ + at91_set_B_periph(AT91_PIN_PB28, 0); /* LCDD23 */ + + at91_sys_write(AT91_PMC_SCER, AT91_PMC_HCK1); + + gd->fb_base = AT91SAM9261_SRAM_BASE; +} +#endif + int board_init(void) { /* Enable Ctrlc */ @@ -170,6 +231,9 @@ int board_init(void) #ifdef CONFIG_DRIVER_DM9000 at91sam9261ek_dm9000_hw_init(); #endif +#ifdef CONFIG_LCD + at91sam9261ek_lcd_hw_init(); +#endif return 0; } |