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[2/2] dt-bindings: dvfs: Use MediaTek CPUFREQ HW as an example

Message ID 20220307064531.47678-3-manivannan.sadhasivam@linaro.org
State Superseded
Headers show
Series Convert Qcom CPUFREQ HW binding to YAML | expand

Commit Message

Manivannan Sadhasivam March 7, 2022, 6:45 a.m. UTC 
Qcom CPUFREQ HW don't have the support for generic performance domains yet.
So use MediaTek CPUFREQ HW that has the support available in mainline.

This also silences the below dtschema warnings for "cpufreq-qcom-hw.yaml":

Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@12340000: reg: [[305397760, 4096]] is too short
        From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@12340000: 'clocks' is a required property
        From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@12340000: 'clock-names' is a required property
        From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@12340000: '#freq-domain-cells' is a required property
        From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@12340000: '#performance-domain-cells' does not match any of the regexes: 'pinctrl-[0-9]+'
        From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml

Cc: Hector Yuan <hector.yuan@mediatek.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 .../bindings/dvfs/performance-domain.yaml          | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/dvfs/performance-domain.yaml b/Documentation/devicetree/bindings/dvfs/performance-domain.yaml
index c8b91207f34d..9e0bcf1a89fe 100644
--- a/Documentation/devicetree/bindings/dvfs/performance-domain.yaml
+++ b/Documentation/devicetree/bindings/dvfs/performance-domain.yaml
@@ -52,10 +52,16 @@  additionalProperties: true
 
 examples:
   - |
-    performance: performance-controller@12340000 {
-        compatible = "qcom,cpufreq-hw";
-        reg = <0x12340000 0x1000>;
-        #performance-domain-cells = <1>;
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        performance: performance-controller@11bc00 {
+            compatible = "mediatek,cpufreq-hw";
+            reg = <0 0x0011bc10 0 0x120>, <0 0x0011bd30 0 0x120>;
+
+            #performance-domain-cells = <1>;
+        };
     };
 
     // The node above defines a performance controller that is a performance