The Qualcomm hwlock is described in DeviceTree either directly on the
mmio bus or split between a syscon and a mutex node, but as noted in
[1] the latter is not valid DT, so remove any traces of this from the
binding.
[1] https://lore.kernel.org/r/CAL_JsqLa9GBtbgN6aL7AQ=A6V-YRtPgYqh6XgM2kpx532+r4Gg@mail.gmail.com/
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20200729004757.1901107-1-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
'#hwlock-cells':
const: 1
- syscon:
- $ref: "/schemas/types.yaml#/definitions/phandle-array"
- description:
- Should be a triple of phandle referencing the TCSR mutex syscon, offset
- of first mutex within the syscon and stride between each mutex.
-
required:
- compatible
+ - reg
- '#hwlock-cells'
-oneOf:
- - required:
- - reg
- - required:
- - syscon
-
additionalProperties: false
examples:
- |
- tcsr_mutex_block: syscon@fd484000 {
- compatible = "syscon";
- reg = <0xfd484000 0x2000>;
- };
-
- hwlock {
- compatible = "qcom,tcsr-mutex";
- syscon = <&tcsr_mutex_block 0 0x80>;
-
- #hwlock-cells = <1>;
- };
- - |
tcsr_mutex: hwlock@1f40000 {
compatible = "qcom,tcsr-mutex";
reg = <0x01f40000 0x40000>;