Hey Taniya,
On 2020-01-30 09:48, Taniya Das wrote:
The Modem Subsystem clock provider have a bunch of generic properties
that are needed in a device tree. Add a YAML schemas for those.
Signed-off-by: Taniya Das <tdas@xxxxxxxxxxxxxx>
---
.../devicetree/bindings/clock/qcom,mss.yaml | 58
++++++++++++++++++++++
1 file changed, 58 insertions(+)
create mode 100644
Documentation/devicetree/bindings/clock/qcom,mss.yaml
diff --git a/Documentation/devicetree/bindings/clock/qcom,mss.yaml
b/Documentation/devicetree/bindings/clock/qcom,mss.yaml
new file mode 100644
index 0000000..ebb04e1
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,mss.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bindings/clock/qcom,mss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Modem Clock Controller Binding
+
+maintainers:
+ - Taniya Das <tdas@xxxxxxxxxxxxxx>
+
+description: |
+ Qualcomm modem clock control module which supports the clocks.
+
+properties:
+ compatible:
+ enum:
+ - qcom,sc7180-mss
+
+ clocks:
+ minItems: 1
+ maxItems: 3
+ items:
+ - description: gcc_mss_mfab_axi clock from GCC
+ - description: gcc_mss_nav_axi clock from GCC
we don't seem to be referencing the
mss_mfab_axi and mss_nav_axi in the
mss clk driver though, do we really
need them in bindings? If we dont
can we drop the clock-names as well.
+ - description: gcc_mss_cfg_ahb clock from GCC
+
+ clock-names:
+ items:
+ - const: gcc_mss_mfab_axis_clk
+ - const: gcc_mss_nav_axi_clk
+ - const: cfg_clk
+
+ '#clock-cells':
+ const: 1
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+ # Example of MSS with clock nodes properties for SC7180:
+ - |
+ clock-controller@41a8000 {
+ compatible = "qcom,sc7180-mss";
+ reg = <0x041a8000 0x8000>;
+ clocks = <&gcc 126>, <&gcc 127>, <&gcc 125>;
+ clock-names = "gcc_mss_mfab_axis_clk", "gcc_mss_nav_axi_clk",
"cfg_clk";
+ #clock-cells = <1>;
+ };
+...
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