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EXYNOS5: Add device node for DP

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Add DT node and bindings documentaion for DP.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Ajay Kumar 2013-02-21 23:53:07 +00:00 committed by Minkyu Kang
parent 9947d13e51
commit 71e6ba4655
2 changed files with 76 additions and 0 deletions
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7
arch/arm/dts/exynos5250.dtsi
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@ -162,4 +162,11 @@
#address-cells = <1>;
#size-cells = <1>;
};
dp@145b0000 {
compatible = "samsung,exynos5-dp";
reg = <0x145b0000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
};
};

69
doc/device-tree-bindings/video/exynos-dp.txt Normal file
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@ -0,0 +1,69 @@
Exynos Display port controller
==============================
Required properties:
SOC specific:
compatible: should be "samsung,exynos5-dp"
reg: Base address of DP IP
Optional properties:
samsung,h-res: X resolution of the panel
samsung,h-sync-width: hsync value
samsung,h-back-porch: left margin
samsung,h-front-porch right margin
samsung,v-res: Y resolution of the panel
samsung,v-sync-width: vsync value
samsung,v-back-porch: upper margin
samsung,v-front-porch: lower margin
samsung,v-sync-rate: refresh rate
samsung,lt-status: Link training status
0(DP_LT_NONE), 1(DP_LT_START), 2(DP_LT_CR), 3(DP_LT_ET),
4(DP_LT_FINISHED), 5(DP_LT_FAIL)
samsung,master-mode: 1 if you want to run DP as master, else 0
samsung,bist-mode: 1 to enable video bist mode, else 0
samsung,bist-pattern: bist mode pattern type
0(NO_PATTERN), 1(COLOR_RAMP), 2(BALCK_WHITE_V_LINES),
3(COLOR_SQUARE), 4(INVALID_PATTERN), 5(COLORBAR_32),
6(COLORBAR_64),7(WHITE_GRAY_BALCKBAR_32),
8(WHITE_GRAY_BALCKBAR_64),9(MOBILE_WHITEBAR_32),
10(MOBILE_WHITEBAR_64)
samsung,h-sync-polarity: Horizontal Sync polarity
CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
samsung,v-sync-polarity: Vertical Sync polarity
CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
samsung,interlaced: Progressive if 0, else Interlaced
samsung,color-space: input video data format
COLOR_RGB = 0, COLOR_YCBCR422 = 1, COLOR_YCBCR444 = 2
samsung,dynamic-range: dynamic range for input video data
VESA = 0, CEA = 1
samsung,ycbcr-coeff: YCbCr co-efficients for input video
COLOR_YCBCR601 = 0, COLOR_YCBCR709 = 1
samsung,color-depth: number of bits per colour component
COLOR_6 = 0, COLOR_8 = 1, COLOR_10 = 2, COLOR_12 = 3
Example:
SOC specific part:
dp@145b0000 {
compatible = "samsung,exynos5-dp";
reg = <0x145b0000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
};
Board(panel) specific part:
dp@145b0000 {
samsung,lt-status = <0>;
samsung,master-mode = <0>;
samsung,bist-mode = <0>;
samsung,bist-pattern = <0>;
samsung,h-sync-polarity = <0>;
samsung,v-sync-polarity = <0>;
samsung,interlaced = <0>;
samsung,color-space = <0>;
samsung,dynamic-range = <0>;
samsung,ycbcr-coeff = <0>;
samsung,color-depth = <1>;
};