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Diffstat (limited to 'Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt b/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt deleted file mode 100644 index 58b12e25bbb1..000000000000 --- a/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt +++ /dev/null @@ -1,64 +0,0 @@ -Device-Tree bindings for drm hdmi driver - -Required properties: -- compatible: value should be one among the following: - 1) "samsung,exynos4210-hdmi" - 2) "samsung,exynos4212-hdmi" - 3) "samsung,exynos5420-hdmi" - 4) "samsung,exynos5433-hdmi" -- reg: physical base address of the hdmi and length of memory mapped - region. -- interrupts: interrupt number to the cpu. -- hpd-gpios: following information about the hotplug gpio pin. - a) phandle of the gpio controller node. - b) pin number within the gpio controller. - c) optional flags and pull up/down. -- ddc: phandle to the hdmi ddc node -- phy: phandle to the hdmi phy node -- samsung,syscon-phandle: phandle for system controller node for PMU. -- #sound-dai-cells: should be 0. - -Required properties for Exynos 4210, 4212, 5420 and 5433: -- clocks: list of clock IDs from SoC clock driver. - a) hdmi: Gate of HDMI IP bus clock. - b) sclk_hdmi: Gate of HDMI special clock. - c) sclk_pixel: Pixel special clock, one of the two possible inputs of - HDMI clock mux. - d) sclk_hdmiphy: HDMI PHY clock output, one of two possible inputs of - HDMI clock mux. - e) mout_hdmi: It is required by the driver to switch between the 2 - parents i.e. sclk_pixel and sclk_hdmiphy. If hdmiphy is stable - after configuration, parent is set to sclk_hdmiphy else - sclk_pixel. -- clock-names: aliases as per driver requirements for above clock IDs: - "hdmi", "sclk_hdmi", "sclk_pixel", "sclk_hdmiphy" and "mout_hdmi". - -Required properties for Exynos 5433: -- clocks: list of clock specifiers according to common clock bindings. - a) hdmi_pclk: Gate of HDMI IP APB bus. - b) hdmi_i_pclk: Gate of HDMI-PHY IP APB bus. - d) i_tmds_clk: Gate of HDMI TMDS clock. - e) i_pixel_clk: Gate of HDMI pixel clock. - f) i_spdif_clk: Gate of HDMI SPDIF clock. - g) oscclk: Oscillator clock, used as parent of following *_user clocks - in case HDMI-PHY is not operational. - h) tmds_clko: TMDS clock generated by HDMI-PHY. - i) tmds_clko_user: MUX used to switch between oscclk and tmds_clko, - respectively if HDMI-PHY is off and operational. - j) pixel_clko: Pixel clock generated by HDMI-PHY. - k) pixel_clko_user: MUX used to switch between oscclk and pixel_clko, - respectively if HDMI-PHY is off and operational. -- clock-names: aliases for above clock specfiers. -- samsung,sysreg: handle to syscon used to control the system registers. - -Example: - - hdmi { - compatible = "samsung,exynos4212-hdmi"; - reg = <0x14530000 0x100000>; - interrupts = <0 95 0>; - hpd-gpios = <&gpx3 7 1>; - ddc = <&hdmi_ddc_node>; - phy = <&hdmi_phy_node>; - samsung,syscon-phandle = <&pmu_system_controller>; - }; |