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authorStelian Pop <stelian@popies.net>2008-05-08 14:52:32 +0200
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2008-05-10 11:45:02 +0200
commit761c70b80cdd3bead40146b96a8e713d6ae01632 (patch)
tree2778d0795596eafc61773b27d31b7787e37dce41
parent56a2479cd7fecabdd91348a775b2801dd2e65c7f (diff)
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AT91SAM9RLEK: 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 AT91SAM9RLEK board. Signed-off-by: Stelian Pop <stelian@popies.net> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
-rw-r--r--board/atmel/at91sam9rlek/at91sam9rlek.c63
-rw-r--r--include/configs/at91sam9rlek.h13
2 files changed, 76 insertions, 0 deletions
diff --git a/board/atmel/at91sam9rlek/at91sam9rlek.c b/board/atmel/at91sam9rlek/at91sam9rlek.c
index 8deecfd..10423d2 100644
--- a/board/atmel/at91sam9rlek/at91sam9rlek.c
+++ b/board/atmel/at91sam9rlek/at91sam9rlek.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
@@ -124,6 +126,64 @@ static void at91sam9rlek_spi_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: AT91SAM9RL_LCDC_BASE,
+};
+
+void lcd_enable(void)
+{
+ at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */
+}
+
+void lcd_disable(void)
+{
+ at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */
+}
+static void at91sam9rlek_lcd_hw_init(void)
+{
+ at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
+ at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
+ at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
+ at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDDEN */
+ at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDCC */
+ at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */
+ at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */
+ at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */
+ at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */
+ at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */
+ at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */
+ at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */
+ at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */
+ at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */
+ at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */
+ at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */
+ at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */
+ at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */
+ at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */
+ at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
+ at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
+
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_LCDC);
+
+ gd->fb_base = 0;
+}
+#endif
+
+
int board_init(void)
{
/* Enable Ctrlc */
@@ -141,6 +201,9 @@ int board_init(void)
#ifdef CONFIG_HAS_DATAFLASH
at91sam9rlek_spi_hw_init();
#endif
+#ifdef CONFIG_LCD
+ at91sam9rlek_lcd_hw_init();
+#endif
return 0;
}
diff --git a/include/configs/at91sam9rlek.h b/include/configs/at91sam9rlek.h
index 773f954..33d934f 100644
--- a/include/configs/at91sam9rlek.h
+++ b/include/configs/at91sam9rlek.h
@@ -28,6 +28,7 @@
#define __CONFIG_H
/* ARM asynchronous clock */
+#define AT91_CPU_NAME "AT91SAM9RL"
#define AT91_MAIN_CLOCK 200000000 /* from 12.000 MHz crystal */
#define AT91_MASTER_CLOCK 100000000 /* peripheral = main / 2 */
#define CFG_HZ 1000000 /* 1us resolution */
@@ -55,6 +56,18 @@
#undef CONFIG_USART2
#define CONFIG_USART3 1 /* USART 3 is DBGU */
+/* LCD */
+#define CONFIG_LCD 1
+#define LCD_BPP LCD_COLOR8
+#define CONFIG_LCD_LOGO 1
+#undef LCD_TEST_PATTERN
+#define CONFIG_LCD_INFO 1
+#define CONFIG_LCD_INFO_BELOW_LOGO 1
+#define CFG_WHITE_ON_BLACK 1
+#define CONFIG_ATMEL_LCD 1
+#define CONFIG_ATMEL_LCD_RGB565 1
+#define CFG_CONSOLE_IS_IN_ENV 1
+
#define CONFIG_BOOTDELAY 3
/* #define CONFIG_ENV_OVERWRITE 1 */