OMAP3: add video support to the mcx board
Add video support to the board with the display
focaltech etm070003dh6.
Signed-off-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/htkw/mcx/mcx.c b/board/htkw/mcx/mcx.c
index 1f9840c..9fe6408 100644
--- a/board/htkw/mcx/mcx.c
+++ b/board/htkw/mcx/mcx.c
@@ -27,6 +27,8 @@
#include <asm/mach-types.h>
#include <asm/gpio.h>
#include <asm/omap_gpio.h>
+#include <asm/arch/dss.h>
+#include <asm/arch/clocks.h>
#include "errno.h"
#include <i2c.h>
#ifdef CONFIG_USB_EHCI
@@ -38,6 +40,10 @@
DECLARE_GLOBAL_DATA_PTR;
#define HOT_WATER_BUTTON 42
+#define LCD_OUTPUT 55
+
+/* Address of the framebuffer in RAM. */
+#define FB_START_ADDRESS 0x88000000
#ifdef CONFIG_USB_EHCI
static struct omap_usbhs_board_data usbhs_bdata = {
@@ -67,6 +73,8 @@
/* boot param addr */
gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
+ gpio_direction_output(LCD_OUTPUT, 0);
+
return 0;
}
@@ -109,3 +117,36 @@
return omap_mmc_init(0, 0, 0);
}
#endif
+
+#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
+
+static struct panel_config lcd_cfg = {
+ .timing_h = PANEL_TIMING_H(40, 40, 48),
+ .timing_v = PANEL_TIMING_V(29, 13, 3),
+ .pol_freq = 0x00003000, /* Pol Freq */
+ .divisor = 0x0001000E,
+ .panel_type = 0x01, /* TFT */
+ .data_lines = 0x03, /* 24 Bit RGB */
+ .load_mode = 0x02, /* Frame Mode */
+ .panel_color = 0,
+ .lcd_size = PANEL_LCD_SIZE(800, 480),
+};
+
+int board_video_init(void)
+{
+ struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
+ void *fb;
+
+ fb = (void *)FB_START_ADDRESS;
+
+ lcd_cfg.frame_buffer = fb;
+
+ setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON);
+ setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON);
+
+ omap3_dss_panel_config(&lcd_cfg);
+ omap3_dss_enable();
+
+ return 0;
+}
+#endif