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authorStelian Pop <stelian@popies.net>2008-05-08 14:52:29 +0200
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2008-05-10 11:45:02 +0200
commitc139b17d20c8371c1e0a8d7fb27c11050cf86304 (patch)
tree67e94fdcf4cbec34f943994dd95b114f6c8586cf /board
parent39cf480484fcce5c04a590ee1c30be0c17b02c34 (diff)
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AT91CAP9ADK: 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 AT91CAP9ADK 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/at91cap9adk/at91cap9adk.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/board/atmel/at91cap9adk/at91cap9adk.c b/board/atmel/at91cap9adk/at91cap9adk.c
index 67e16bb..e353cea 100644
--- a/board/atmel/at91cap9adk/at91cap9adk.c
+++ b/board/atmel/at91cap9adk/at91cap9adk.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_MACB)
#include <net.h>
#endif
@@ -233,6 +235,65 @@ static void at91cap9_uhp_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: AT91CAP9_LCDC_BASE,
+};
+
+void lcd_enable(void)
+{
+ at91_set_gpio_value(AT91_PIN_PC0, 0); /* power up */
+}
+
+void lcd_disable(void)
+{
+ at91_set_gpio_value(AT91_PIN_PC0, 1); /* power down */
+}
+
+static void at91cap9_lcd_hw_init(void)
+{
+ at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
+ at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
+ at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
+ at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
+ at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
+ at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
+ at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
+ at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
+ at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
+ at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
+ at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
+ at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
+ at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
+ at91_set_A_periph(AT91_PIN_PC17, 0); /* LCDD13 */
+ at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
+ at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
+ at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
+ at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
+ at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
+ at91_set_A_periph(AT91_PIN_PC25, 0); /* LCDD21 */
+ at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
+ at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
+
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_LCDC);
+
+ gd->fb_base = 0;
+}
+#endif
+
int board_init(void)
{
/* Enable Ctrlc */
@@ -257,6 +318,9 @@ int board_init(void)
#ifdef CONFIG_USB_OHCI_NEW
at91cap9_uhp_hw_init();
#endif
+#ifdef CONFIG_LCD
+ at91cap9_lcd_hw_init();
+#endif
return 0;
}