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| author | Ajay Kumar <ajaykumar.rs@samsung.com> | 2013-02-21 23:53:07 +0000 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2013-03-27 21:23:18 +0900 |
| commit | 71e6ba4655f27a1e6165f4fd54b80b6854159818 (patch) | |
| tree | dbd71f0e5407c667f6a854abc0c69bc2f260365d | |
| parent | 9947d13e51aae26903464a3bb7dae727268a3bb6 (diff) | |
| download | u-boot-imx-71e6ba4655f27a1e6165f4fd54b80b6854159818.zip u-boot-imx-71e6ba4655f27a1e6165f4fd54b80b6854159818.tar.gz u-boot-imx-71e6ba4655f27a1e6165f4fd54b80b6854159818.tar.bz2 | |
EXYNOS5: Add device node for DP
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>
| -rw-r--r-- | arch/arm/dts/exynos5250.dtsi | 7 | ||||
| -rw-r--r-- | doc/device-tree-bindings/video/exynos-dp.txt | 69 |
2 files changed, 76 insertions, 0 deletions
diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi index cfc9062..df4b231 100644 --- a/arch/arm/dts/exynos5250.dtsi +++ b/arch/arm/dts/exynos5250.dtsi @@ -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>; + }; }; diff --git a/doc/device-tree-bindings/video/exynos-dp.txt b/doc/device-tree-bindings/video/exynos-dp.txt new file mode 100644 index 0000000..464a853 --- /dev/null +++ b/doc/device-tree-bindings/video/exynos-dp.txt @@ -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>; + }; |