From ba42b2dc6593bf15f50f9f9a8e82889d56af98f4 Mon Sep 17 00:00:00 2001 From: Sagar Dharia Date: Mon, 11 Dec 2017 23:43:04 +0000 Subject: [PATCH] dt-bindings: Add qcom slimbus controller bindings This patch add device tree bindings for Qualcomm slimbus controller. Signed-off-by: Sagar Dharia Signed-off-by: Srinivas Kandagatla Reviewed-by: Rob Herring Reviwed-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- .../devicetree/bindings/slimbus/slim-qcom-ctrl.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt diff --git a/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt b/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt new file mode 100644 index 000000000000..922dcb8ff24a --- /dev/null +++ b/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt @@ -0,0 +1,39 @@ +Qualcomm SLIMbus controller +This controller is used if applications processor driver controls SLIMbus +master component. + +Required properties: + + - #address-cells - refer to Documentation/devicetree/bindings/slimbus/bus.txt + - #size-cells - refer to Documentation/devicetree/bindings/slimbus/bus.txt + + - reg : Offset and length of the register region(s) for the device + - reg-names : Register region name(s) referenced in reg above + Required register resource entries are: + "ctrl": Physical address of controller register blocks + "slew": required for "qcom,apq8064-slim" SOC. + - compatible : should be "qcom,-slim" for SOC specific compatible + followed by "qcom,slim" for fallback. + - interrupts : Interrupt number used by this controller + - clocks : Interface and core clocks used by this SLIMbus controller + - clock-names : Required clock-name entries are: + "iface" : Interface clock for this controller + "core" : Interrupt for controller core's BAM + +Example: + + slim@28080000 { + compatible = "qcom,apq8064-slim", "qcom,slim"; + reg = <0x28080000 0x2000>, <0x80207C 4>; + reg-names = "ctrl", "slew"; + interrupts = <0 33 0>; + clocks = <&lcc SLIMBUS_SRC>, <&lcc AUDIO_SLIMBUS_CLK>; + clock-names = "iface", "core"; + #address-cells = <2>; + #size-cell = <0>; + + wcd9310: audio-codec@1,0{ + compatible = "slim217,60"; + reg = <1 0>; + }; + }; -- 2.11.0