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tegra: enable LCD on PAZ00

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This adds LCD panel descriptions to the device tree of PAZ00 and
enables LCD support in the configuration.

Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Marc Dietrich 2012-11-25 11:26:12 +00:00 committed by Tom Warren
parent 716d943983
commit 25dccd6fdd
3 changed files with 58 additions and 0 deletions
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32
board/compal/dts/tegra20-paz00.dts
View file

@ -54,4 +54,36 @@
usb@c5004000 {
status = "disabled";
};
host1x {
status = "okay";
dc@54200000 {
status = "okay";
rgb {
status = "okay";
nvidia,panel = <&lcd_panel>;
};
};
};
lcd_panel: panel {
/* PAZ00 has 1024x600 */
clock = <54030000>;
xres = <1024>;
yres = <600>;
right-margin = <160>;
left-margin = <24>;
hsync-len = <136>;
upper-margin = <3>;
lower-margin = <61>;
vsync-len = <6>;
hsync-active-high;
nvidia,bits-per-pixel = <16>;
nvidia,pwm = <&pwm 0 0>;
nvidia,backlight-enable-gpios = <&gpio 164 0>; /* PU4 */
nvidia,lvds-shutdown-gpios = <&gpio 102 0>; /* PM6 */
nvidia,backlight-vdd-gpios = <&gpio 176 0>; /* PW0 */
nvidia,panel-vdd-gpios = <&gpio 4 0>; /* PA4 */
nvidia,panel-timings = <400 4 203 17 15>;
};
};

11
board/compal/paz00/paz00.c
View file

@ -71,3 +71,14 @@ int board_mmc_init(bd_t *bd)
return 0;
}
#endif
#ifdef CONFIG_LCD
/* this is a weak define that we are overriding */
void pin_mux_display(void)
{
debug("init display pinmux\n");
/* EN_VDD_PANEL GPIO A4 */
pinmux_tristate_disable(PINGRP_DAP2);
}
#endif

15
include/configs/paz00.h
View file

@ -36,6 +36,7 @@
#define CONFIG_MACH_TYPE MACH_TYPE_PAZ00
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_LATE_INIT
/* SD/MMC */
#define CONFIG_MMC
@ -71,6 +72,20 @@
#define CONFIG_CMD_NET
#define CONFIG_CMD_DHCP
#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
#define CONFIG_CONSOLE_SCROLL_LINES 10
#include "tegra-common-post.h"
#endif /* __CONFIG_H */