tegra: Enable LCD on Medcom-Wide

The Medcom-Wide has a 15" LCD panel with a resolution of 1366x768
pixels. Add a corresponding panel description to the device tree and
enable LCD support in the configuration.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/board/avionic-design/dts/tegra20-medcom-wide.dts b/board/avionic-design/dts/tegra20-medcom-wide.dts
index f916122421a680e0362b37636897d31581f9641a..70587a6558e3fa4fd1d1900ba762db552120c7b1 100644 (file)
--- a/board/avionic-design/dts/tegra20-medcom-wide.dts
+++ b/board/avionic-design/dts/tegra20-medcom-wide.dts
@@ -24,6 +24,19 @@
                };
        };
 
+       host1x {
+               status = "okay";
+
+               dc@54200000 {
+                       status = "okay";
+
+                       rgb {
+                               nvidia,panel = <&lcd_panel>;
+                               status = "okay";
+                       };
+               };
+       };
+
        clock@60006000 {
                clocks = <&clk_32k &osc>;
        };
@@ -55,4 +68,23 @@
        usb@c5004000 {
                status = "disabled";
        };
+
+       lcd_panel: panel {
+               clock = <61715000>;
+               xres = <1366>;
+               yres = <768>;
+               left-margin = <2>;
+               right-margin = <47>;
+               hsync-len = <136>;
+               lower-margin = <21>;
+               upper-margin = <11>;
+               vsync-len = <4>;
+
+               nvidia,bits-per-pixel = <16>;
+               nvidia,pwm = <&pwm 0 500000>;
+               nvidia,backlight-enable-gpios = <&gpio 13 0>; /* PB5 */
+               nvidia,backlight-vdd-gpios = <&gpio 176 0>; /* PW0 */
+               nvidia,lvds-shutdown-gpios = <&gpio 10 0>; /* PB2 */
+               nvidia,panel-timings = <0 0 0 0>;
+       };
 };

diff --git a/include/configs/medcom-wide.h b/include/configs/medcom-wide.h
index e852e3156d084ee0bbe87c401d8276ae36f6d64e..452d58715a6e895fcd25e39e7dcd1fd41759862b 100644 (file)
--- a/include/configs/medcom-wide.h
+++ b/include/configs/medcom-wide.h
@@ -42,6 +42,7 @@
 #define CONFIG_SYS_NS16550_COM1                NV_PA_APB_UARTD_BASE
 
 #define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_BOARD_LATE_INIT
 
 #define CONFIG_ENV_IS_NOWHERE
 
@@ -77,6 +78,19 @@
        "ext2load mmc 0 0x17000000 /boot/uImage;"       \
        "bootm"
 
+#undef TEGRA_DEVICE_SETTINGS
+#define TEGRA_DEVICE_SETTINGS  \
+       "stdin=serial\0"        \
+       "stdout=serial,lcd\0"   \
+       "stderr=serial,lcd\0"
+
+/* LCD support */
+#define CONFIG_LCD
+#define CONFIG_PWM_TEGRA
+#define CONFIG_VIDEO_TEGRA
+#define LCD_BPP LCD_COLOR16
+#define CONFIG_SYS_WHITE_ON_BLACK
+
 #include "tegra-common-post.h"
 
 #endif /* __CONFIG_H */