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authorStelian Pop <stelian@popies.net>2008-05-08 14:52:30 +0200
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2008-05-10 11:45:02 +0200
commit820f2a958325061a446115f3035e48e4726b3390 (patch)
treee549789143eb245008fde663529463a3620900c3
parentc139b17d20c8371c1e0a8d7fb27c11050cf86304 (diff)
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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>
-rw-r--r--board/atmel/at91sam9261ek/at91sam9261ek.c64
-rw-r--r--include/configs/at91sam9261ek.h13
2 files changed, 77 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;
}
diff --git a/include/configs/at91sam9261ek.h b/include/configs/at91sam9261ek.h
index 96fc6af..df46268 100644
--- a/include/configs/at91sam9261ek.h
+++ b/include/configs/at91sam9261ek.h
@@ -28,6 +28,7 @@
#define __CONFIG_H
/* ARM asynchronous clock */
+#define AT91_CPU_NAME "AT91SAM9261"
#define AT91_MAIN_CLOCK 198656000 /* from 18.432 MHz crystal */
#define AT91_MASTER_CLOCK 99328000 /* 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_BGR555 1
+#define CFG_CONSOLE_IS_IN_ENV 1
+
#define CONFIG_BOOTDELAY 3
/* #define CONFIG_ENV_OVERWRITE 1 */