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From:   Devi Priya <quic_devipriy@quicinc.com>
To:     <agross@kernel.org>, <andersson@kernel.org>,
        <konrad.dybcio@linaro.org>, <lee@kernel.org>, <robh+dt@kernel.org>,
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        <linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <llvm@lists.linux.dev>
Subject: [PATCH V13 3/4] dt-bindings: mfd: qcom,tcsr: Add simple-mfd support for IPQ6018
Date:   Wed, 4 Oct 2023 14:34:48 +0530
Message-ID: <20231004090449.256229-4-quic_devipriy@quicinc.com>
In-Reply-To: <20231004090449.256229-1-quic_devipriy@quicinc.com>
References: <20231004090449.256229-1-quic_devipriy@quicinc.com>
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Update the binding to include pwm as the child node to TCSR block and
add simple-mfd support for IPQ6018.

Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
---
V13:

 Added simple-mfd support for IPQ6018 based devices

 Added support to include pwm as the child node to TCSR

 Included syscon node found on IPQ6018 to the examples

 .../devicetree/bindings/mfd/qcom,tcsr.yaml    | 100 ++++++++++++------
 1 file changed, 69 insertions(+), 31 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/qcom,tcsr.yaml b/Documentation/devicetree/bindings/mfd/qcom,tcsr.yaml
index 33c3d023a106..14267a493b15 100644
--- a/Documentation/devicetree/bindings/mfd/qcom,tcsr.yaml
+++ b/Documentation/devicetree/bindings/mfd/qcom,tcsr.yaml
@@ -15,41 +15,58 @@ description:
 
 properties:
   compatible:
-    items:
-      - enum:
-          - qcom,msm8976-tcsr
-          - qcom,msm8998-tcsr
-          - qcom,qcs404-tcsr
-          - qcom,sc7180-tcsr
-          - qcom,sc7280-tcsr
-          - qcom,sc8280xp-tcsr
-          - qcom,sdm630-tcsr
-          - qcom,sdm845-tcsr
-          - qcom,sdx55-tcsr
-          - qcom,sdx65-tcsr
-          - qcom,sm4450-tcsr
-          - qcom,sm8150-tcsr
-          - qcom,sm8450-tcsr
-          - qcom,tcsr-apq8064
-          - qcom,tcsr-apq8084
-          - qcom,tcsr-ipq5332
-          - qcom,tcsr-ipq6018
-          - qcom,tcsr-ipq8064
-          - qcom,tcsr-ipq8074
-          - qcom,tcsr-ipq9574
-          - qcom,tcsr-mdm9615
-          - qcom,tcsr-msm8226
-          - qcom,tcsr-msm8660
-          - qcom,tcsr-msm8916
-          - qcom,tcsr-msm8953
-          - qcom,tcsr-msm8960
-          - qcom,tcsr-msm8974
-          - qcom,tcsr-msm8996
-      - const: syscon
+    oneOf:
+      - items:
+          - enum:
+              - qcom,msm8976-tcsr
+              - qcom,msm8998-tcsr
+              - qcom,qcs404-tcsr
+              - qcom,sc7180-tcsr
+              - qcom,sc7280-tcsr
+              - qcom,sc8280xp-tcsr
+              - qcom,sdm630-tcsr
+              - qcom,sdm845-tcsr
+              - qcom,sdx55-tcsr
+              - qcom,sdx65-tcsr
+              - qcom,sm4450-tcsr
+              - qcom,sm8150-tcsr
+              - qcom,sm8450-tcsr
+              - qcom,tcsr-apq8064
+              - qcom,tcsr-apq8084
+              - qcom,tcsr-ipq5332
+              - qcom,tcsr-ipq6018
+              - qcom,tcsr-ipq8064
+              - qcom,tcsr-ipq8074
+              - qcom,tcsr-ipq9574
+              - qcom,tcsr-mdm9615
+              - qcom,tcsr-msm8226
+              - qcom,tcsr-msm8660
+              - qcom,tcsr-msm8916
+              - qcom,tcsr-msm8953
+              - qcom,tcsr-msm8960
+              - qcom,tcsr-msm8974
+              - qcom,tcsr-msm8996
+          - const: syscon
+      - items:
+          - const: qcom,tcsr-ipq6018
+          - const: syscon
+          - const: simple-mfd
 
   reg:
     maxItems: 1
 
+  ranges: true
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 1
+
+patternProperties:
+  "pwm@[a-f0-9]+$":
+    $ref: ../pwm/qcom,ipq6018-pwm.yaml
+
 required:
   - compatible
   - reg
@@ -57,8 +74,29 @@ required:
 additionalProperties: false
 
 examples:
+  # Example 1 - Syscon node found on MSM8960
   - |
     syscon@1a400000 {
         compatible = "qcom,tcsr-msm8960", "syscon";
         reg = <0x1a400000 0x100>;
     };
+  # Example 2 - Syscon node found on IPQ6018
+  - |
+    #include <dt-bindings/clock/qcom,gcc-ipq6018.h>
+
+    syscon@1937000 {
+        compatible = "qcom,tcsr-ipq6018", "syscon", "simple-mfd";
+        reg = <0x01937000 0x21000>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges = <0 0x1937000 0x21000>;
+
+        pwm: pwm@a010 {
+            compatible = "qcom,ipq6018-pwm";
+            reg = <0xa010 0x20>;
+            clocks = <&gcc GCC_ADSS_PWM_CLK>;
+            assigned-clocks = <&gcc GCC_ADSS_PWM_CLK>;
+            assigned-clock-rates = <100000000>;
+            #pwm-cells = <2>;
+        };
+    };
-- 
2.34.1