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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>
This commit is contained in:
Thierry Reding 2012-11-23 00:58:50 +00:00 committed by Tom Warren
parent 0c5587549b
commit 7c3f386d0c
2 changed files with 46 additions and 0 deletions
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32
board/avionic-design/dts/tegra20-medcom-wide.dts
View File

@ -24,6 +24,19 @@
}; };
}; };
host1x {
status = "okay";
dc@54200000 {
status = "okay";
rgb {
nvidia,panel = <&lcd_panel>;
status = "okay";
};
};
};
clock@60006000 { clock@60006000 {
clocks = <&clk_32k &osc>; clocks = <&clk_32k &osc>;
}; };
@ -55,4 +68,23 @@
usb@c5004000 { usb@c5004000 {
status = "disabled"; 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>;
};
}; };

14
include/configs/medcom-wide.h
View File

@ -42,6 +42,7 @@
#define CONFIG_SYS_NS16550_COM1 NV_PA_APB_UARTD_BASE #define CONFIG_SYS_NS16550_COM1 NV_PA_APB_UARTD_BASE
#define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_LATE_INIT
#define CONFIG_ENV_IS_NOWHERE #define CONFIG_ENV_IS_NOWHERE
@ -77,6 +78,19 @@
"ext2load mmc 0 0x17000000 /boot/uImage;" \ "ext2load mmc 0 0x17000000 /boot/uImage;" \
"bootm" "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" #include "tegra-common-post.h"
#endif /* __CONFIG_H */ #endif /* __CONFIG_H */