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authorThierry Reding <thierry.reding@avionic-design.de>2012-11-23 00:58:50 +0000
committerTom Warren <twarren@nvidia.com>2013-01-16 13:40:06 -0700
commit7c3f386d0c125f1fdb84a88329e396ed0ff66ab4 (patch)
treefa562fe93b48ef4fc600a07b75e23ec52a59b5d4
parent0c5587549b89b8394e341e15833acc4be98ad916 (diff)
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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>
-rw-r--r--board/avionic-design/dts/tegra20-medcom-wide.dts32
-rw-r--r--include/configs/medcom-wide.h14
2 files changed, 46 insertions, 0 deletions
diff --git a/board/avionic-design/dts/tegra20-medcom-wide.dts b/board/avionic-design/dts/tegra20-medcom-wide.dts
index f916122..70587a6 100644
--- 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 e852e315..452d587 100644
--- 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 */