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authorStefano Babic <sbabic@denx.de>2012-08-29 01:22:07 +0000
committerTom Rini <trini@ti.com>2012-09-04 17:05:39 -0700
commit629868755703aa173458531537cb8c4b570ed47c (patch)
tree6ee545d7a751dd8d89d7e4e8fd28e1fce348b789 /board/teejet
parentfb380bfa8c0b841dff973bb6c74b2b5e40fe64f4 (diff)
downloadu-boot-linaro-stable-629868755703aa173458531537cb8c4b570ed47c.tar.gz
OMAP3: mt_ventoux: added video support
Signed-off-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'board/teejet')
-rw-r--r--board/teejet/mt_ventoux/mt_ventoux.c83
-rw-r--r--board/teejet/mt_ventoux/mt_ventoux.h2
2 files changed, 84 insertions, 1 deletions
diff --git a/board/teejet/mt_ventoux/mt_ventoux.c b/board/teejet/mt_ventoux/mt_ventoux.c
index 814e72f05..b8ad4471f 100644
--- a/board/teejet/mt_ventoux/mt_ventoux.c
+++ b/board/teejet/mt_ventoux/mt_ventoux.c
@@ -21,13 +21,17 @@
#include <common.h>
#include <netdev.h>
+#include <malloc.h>
#include <fpga.h>
+#include <video_fb.h>
#include <asm/io.h>
#include <asm/arch/mem.h>
#include <asm/arch/mux.h>
#include <asm/arch/sys_proto.h>
#include <asm/omap_gpio.h>
#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/dss.h>
+#include <asm/arch/clocks.h>
#include <i2c.h>
#include <spartan3.h>
#include <asm/gpio.h>
@@ -53,6 +57,42 @@ DECLARE_GLOBAL_DATA_PTR;
#define FPGA_INIT 119
#define FPGA_DONE 154
+#define LCD_PWR 138
+#define LCD_PON_PIN 139
+
+#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
+static struct {
+ u32 xres;
+ u32 yres;
+} panel_resolution[] = {
+ { 480, 272 },
+ { 800, 480 }
+};
+
+static struct panel_config lcd_cfg[] = {
+ {
+ .timing_h = PANEL_TIMING_H(4, 8, 41),
+ .timing_v = PANEL_TIMING_V(2, 4, 10),
+ .pol_freq = 0x00000000, /* Pol Freq */
+ .divisor = 0x0001000d, /* 33Mhz Pixel Clock */
+ .panel_type = 0x01, /* TFT */
+ .data_lines = 0x03, /* 24 Bit RGB */
+ .load_mode = 0x02, /* Frame Mode */
+ .panel_color = 0,
+ },
+ {
+ .timing_h = PANEL_TIMING_H(20, 192, 4),
+ .timing_v = PANEL_TIMING_V(2, 20, 10),
+ .pol_freq = 0x00004000, /* Pol Freq */
+ .divisor = 0x0001000E, /* 36Mhz Pixel Clock */
+ .panel_type = 0x01, /* TFT */
+ .data_lines = 0x03, /* 24 Bit RGB */
+ .load_mode = 0x02, /* Frame Mode */
+ .panel_color = 0,
+ }
+};
+#endif
+
/* Timing definitions for FPGA */
static const u32 gpmc_fpga[] = {
FPGA_GPMC_CONFIG1,
@@ -254,3 +294,46 @@ int board_mmc_init(bd_t *bis)
return omap_mmc_init(0, 0, 0);
}
#endif
+
+#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
+int board_video_init(void)
+{
+ struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
+ struct panel_config *panel = &lcd_cfg[0];
+ char *s;
+ u32 index = 0;
+
+ void *fb;
+
+ fb = (void *)0x88000000;
+
+ s = getenv("panel");
+ if (s) {
+ index = simple_strtoul(s, NULL, 10);
+ if (index < ARRAY_SIZE(lcd_cfg))
+ panel = &lcd_cfg[index];
+ else
+ return 0;
+ }
+
+ panel->frame_buffer = fb;
+ printf("Panel: %dx%d\n", panel_resolution[index].xres,
+ panel_resolution[index].yres);
+ panel->lcd_size = (panel_resolution[index].yres - 1) << 16 |
+ (panel_resolution[index].xres - 1);
+
+ gpio_request(LCD_PWR, "LCD Power");
+ gpio_request(LCD_PON_PIN, "LCD Pon");
+ gpio_direction_output(LCD_PWR, 0);
+ gpio_direction_output(LCD_PON_PIN, 1);
+
+
+ setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON);
+ setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON);
+
+ omap3_dss_panel_config(panel);
+ omap3_dss_enable();
+
+ return 0;
+}
+#endif
diff --git a/board/teejet/mt_ventoux/mt_ventoux.h b/board/teejet/mt_ventoux/mt_ventoux.h
index eadb8a5d3..1cd7ec2ab 100644
--- a/board/teejet/mt_ventoux/mt_ventoux.h
+++ b/board/teejet/mt_ventoux/mt_ventoux.h
@@ -203,7 +203,7 @@ const omap3_sysinfo sysinfo = {
MUX_VAL(CP(MMC2_DAT5), (IDIS | PTU | EN | M4)) \
MUX_VAL(CP(MMC2_DAT6), (IDIS | PTU | EN | M4)) \
/* GPIO_138: LCD_ENVD */\
- MUX_VAL(CP(MMC2_DAT7), (IDIS | PTU | EN | M4)) \
+ MUX_VAL(CP(MMC2_DAT7), (IDIS | PTD | EN | M4)) \
/* GPIO_139: LCD_PON */\
/* McBSP */\
MUX_VAL(CP(MCBSP_CLKS), (IEN | PTU | DIS | M0)) \