From 40aaf7c9c438f26012d32270b600ba09c2dd516a Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Thu, 27 Jul 2017 11:20:30 -0400 Subject: media: dt-bindings: media: Add Amlogic Meson AO-CEC bindings The Amlogic SoCs embeds a standalone CEC Controller, this patch adds this device bindings. Signed-off-by: Neil Armstrong Acked-by: Rob Herring Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/meson-ao-cec.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/meson-ao-cec.txt (limited to 'Documentation/devicetree/bindings/media') diff --git a/Documentation/devicetree/bindings/media/meson-ao-cec.txt b/Documentation/devicetree/bindings/media/meson-ao-cec.txt new file mode 100644 index 000000000000..8671bdb08080 --- /dev/null +++ b/Documentation/devicetree/bindings/media/meson-ao-cec.txt @@ -0,0 +1,28 @@ +* Amlogic Meson AO-CEC driver + +The Amlogic Meson AO-CEC module is present is Amlogic SoCs and its purpose is +to handle communication between HDMI connected devices over the CEC bus. + +Required properties: + - compatible : value should be following + "amlogic,meson-gx-ao-cec" + + - reg : Physical base address of the IP registers and length of memory + mapped region. + + - interrupts : AO-CEC interrupt number to the CPU. + - clocks : from common clock binding: handle to AO-CEC clock. + - clock-names : from common clock binding: must contain "core", + corresponding to entry in the clocks property. + - hdmi-phandle: phandle to the HDMI controller + +Example: + +cec_AO: cec@100 { + compatible = "amlogic,meson-gx-ao-cec"; + reg = <0x0 0x00100 0x0 0x14>; + interrupts = ; + clocks = <&clkc_AO CLKID_AO_CEC_32K>; + clock-names = "core"; + hdmi-phandle = <&hdmi_tx>; +}; -- cgit v1.2.3