From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vikas Sajjan Subject: [PATCH v10 3/3] ARM: dts: Add FIMD DT binding Documentation Date: Mon, 1 Apr 2013 19:52:32 +0530 Message-ID: <1364826153-8925-4-git-send-email-vikas.sajjan@linaro.org> References: <1364826153-8925-1-git-send-email-vikas.sajjan@linaro.org> Return-path: In-Reply-To: <1364826153-8925-1-git-send-email-vikas.sajjan@linaro.org> Sender: linux-samsung-soc-owner@vger.kernel.org To: linux-samsung-soc@vger.kernel.org Cc: kgene.kim@samsung.com, sylvester.nawrocki@gmail.com, devicetree-discuss@lists.ozlabs.org, inki.dae@samsung.com, patches@linaro.org, linaro-kernel@lists.linaro.org List-Id: devicetree@vger.kernel.org Add DT binding documentation for the FIMD IP block found in Samsung SoCs. Signed-off-by: Vikas Sajjan --- .../devicetree/bindings/video/samsung-fimd.txt | 65 ++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/samsung-fimd.txt diff --git a/Documentation/devicetree/bindings/video/samsung-fimd.txt b/Documentation/devicetree/bindings/video/samsung-fimd.txt new file mode 100644 index 0000000..1984dbb --- /dev/null +++ b/Documentation/devicetree/bindings/video/samsung-fimd.txt @@ -0,0 +1,65 @@ +Device-Tree bindings for Samsung SoC display controller (FIMD) + +FIMD (Fully Interactive Mobile Display) is the Display Controller for the +Samsung series of SoCs which transfers the image data from a video memory buffer +to an external LCD interface. + +Required properties: +- compatible: value should be one of the following + "samsung,s3c2443-fimd"; /* for S3C24XX SoCs */ + "samsung,s3c6400-fimd"; /* for S3C64XX SoCs */ + "samsung,s5p6440-fimd"; /* for S5P64X0 SoCs */ + "samsung,s5pc100-fimd"; /* for S5PC100 SoC */ + "samsung,s5pv210-fimd"; /* for S5PV210 SoC */ + "samsung,exynos4210-fimd"; /* for Exynos4 SoCs */ + "samsung,exynos5250-fimd"; /* for Exynos5 SoCs */ + +- reg: physical base address of the FIMD and length of memory mapped region + +- interrupt-parent: should be the phandle of the fimd controller's + parent interrupt controller. + +- interrupts: should contain a list of all FIMD IP block interrupts in the + order: FIFO Level, VSYNC, LCD_SYSTEM. The interrupt specifier + format depends on the interrupt controller used. + +- interrupt-names: should contain the interrupt names: "fifo", "vsync", + "lcd_sys", in the same order as they were listed in the interrupts + property. + +- pinctrl-0: pin control group to be used for this controller. + +- pinctrl-names: must contain a "default" entry. + +- clocks: must include clock specifiers corresponding to entries in the + clock-names properties. + +- clock-names: List of clock names sorted in the same order as the clocks + property. Must contain "sclk_fimd" and "fimd". + +Optional Properties: +- samsung,power-domain: a phandle to FIMD power domain node + +Example: + +SoC specific DT entry: + + fimd@11c00000 { + compatible = "samsung,exynos4210-fimd"; + interrupt-parent = <&combiner>; + reg = <0x11c00000 0x20000>; + interrupt-names = "fifo", "vsync", "lcd_sys"; + interrupts = <11 0>, <11 1>, <11 2>; + clocks = <&clock 140>, <&clock 283>; + clock-names = "sclk_fimd", "fimd"; + samsung,power-domain = <&pd_lcd0>; + status = "disabled"; + }; + +Board specific DT entry: + + fimd@11c00000 { + pinctrl-0 = <&lcd_clk &lcd_data24 &pwm1_out>; + pinctrl-names = "default"; + status = "okay"; + }; -- 1.7.9.5