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tegra: Enable LCD on TEC

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The TEC ships with a 7" LCD panel that provides a resolution of 800x480
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 00:58:51 +00:00 committed by Tom Warren
parent 7c3f386d0c
commit e1abca51b7
2 changed files with 46 additions and 1 deletions
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32
board/avionic-design/dts/tegra20-tec.dts
View File

@ -24,6 +24,19 @@
};
};
host1x {
status = "okay";
dc@54200000 {
status = "okay";
rgb {
nvidia,panel = <&lcd_panel>;
status = "okay";
};
};
};
clock@60006000 {
clocks = <&clk_32k &osc>;
};
@ -66,4 +79,23 @@
compatible = "hynix,hy27uf4g2b", "nand-flash";
};
};
lcd_panel: panel {
clock = <33260000>;
xres = <800>;
yres = <480>;
left-margin = <120>;
right-margin = <120>;
hsync-len = <16>;
lower-margin = <15>;
upper-margin = <15>;
vsync-len = <15>;
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>;
};
};

15
include/configs/tec.h
View File

@ -36,13 +36,13 @@
/* High-level configuration options */
#define V_PROMPT "Tegra20 (TEC) # "
#define CONFIG_TEGRA_BOARD_STRING "Avionic Design Tamonten Evaluation Carrier"
#define CONFIG_SYS_BOARD_ODMDATA 0x2b0d8011
/* Board-specific serial config */
#define CONFIG_TEGRA_ENABLE_UARTD /* UARTD: debug UART */
#define CONFIG_SYS_NS16550_COM1 NV_PA_APB_UARTD_BASE
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_LATE_INIT
/* SD/MMC */
#define CONFIG_MMC
@ -85,6 +85,19 @@
"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 */