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Diffstat (limited to 'Documentation/devicetree/bindings/slimbus/slim-ngd-qcom-ctrl.txt')
-rw-r--r-- | Documentation/devicetree/bindings/slimbus/slim-ngd-qcom-ctrl.txt | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/Documentation/devicetree/bindings/slimbus/slim-ngd-qcom-ctrl.txt b/Documentation/devicetree/bindings/slimbus/slim-ngd-qcom-ctrl.txt deleted file mode 100644 index e94a2ad3a710..000000000000 --- a/Documentation/devicetree/bindings/slimbus/slim-ngd-qcom-ctrl.txt +++ /dev/null @@ -1,84 +0,0 @@ -Qualcomm SLIMBus Non Generic Device (NGD) Controller binding - -SLIMBus NGD controller is a light-weight driver responsible for communicating -with SLIMBus slaves directly over the bus using messaging interface and -communicating with master component residing on ADSP for bandwidth and -data-channel management - -Please refer to slimbus/bus.txt for details of the common SLIMBus bindings. - -- compatible: - Usage: required - Value type: <stringlist> - Definition: must be "qcom,slim-ngd-v<MAJOR>.<MINOR>.<STEP>" - must be one of the following. - "qcom,slim-ngd-v1.5.0" for MSM8996 - "qcom,slim-ngd-v2.1.0" for SDM845 - -- reg: - Usage: required - Value type: <prop-encoded-array> - Definition: must specify the base address and size of the controller - register space. -- dmas - Usage: required - Value type: <array of phandles> - Definition: List of rx and tx dma channels - -- dma-names - Usage: required - Value type: <stringlist> - Definition: must be "rx" and "tx". - -- interrupts: - Usage: required - Value type: <prop-encoded-array> - Definition: must list controller IRQ. - -#address-cells - Usage: required - Value type: <u32> - Definition: Should be 1, reflecting the instance id of ngd. - -#size-cells - Usage: required - Value type: <u32> - Definition: Should be 0 - -= NGD Devices -Each subnode represents an instance of NGD, must contain the following -properties: - -- reg: - Usage: required - Value type: <u32> - Definition: Should be instance id of ngd. - -#address-cells - Usage: required - Refer to slimbus/bus.txt for details of the common SLIMBus bindings. - -#size-cells - Usage: required - Refer to slimbus/bus.txt for details of the common SLIMBus bindings. - -= EXAMPLE - -slim@91c0000 { - compatible = "qcom,slim-ngd-v1.5.0"; - reg = <0x91c0000 0x2c000>; - interrupts = <0 163 0>; - dmas = <&slimbam 3>, <&slimbam 4>; - dma-names = "rx", "tx"; - #address-cells = <1>; - #size-cells = <0>; - ngd@1 { - reg = <1>; - #address-cells = <1>; - #size-cells = <1>; - codec@1 { - compatible = "slim217,1a0"; - reg = <1 0>; - }; - }; -}; |