linux-kernel - [PATCH v2 2/6] dt-bindings: clock: move qcom,x1e80100-camcc to its own file

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Message-Id: <20241227-b4-linux-next-24-11-18-dtsi-x1e80100-camss-v2-2-06fdd5a7d5bb@linaro.org>
Date: Fri, 27 Dec 2024 13:11:35 +0000
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Loic Poulain <loic.poulain@...aro.org>, Robert Foss <rfoss@...nel.org>, 
 Andi Shyti <andi.shyti@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Todor Tomov <todor.too@...il.com>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, 
 Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>, 
 Jagadeesh Kona <quic_jkona@...cinc.com>, 
 Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-i2c@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-media@...r.kernel.org, linux-clk@...r.kernel.org, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 2/6] dt-bindings: clock: move qcom,x1e80100-camcc to its
 own file

Add an x1e80100 camcc binding. x1e80100 has two power-domain parents unlike
other similar camcc controllers.

Differentiate the new structure into a unique camcc definition. Other
similar camcc controller setups can then be easily added to this one.

Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
---
 .../bindings/clock/qcom,sm8450-camcc.yaml          |  2 -
 .../bindings/clock/qcom,x1e80100-camcc.yaml        | 74 ++++++++++++++++++++++
 2 files changed, 74 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-camcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-camcc.yaml
index 0766f66c7dc4f6b81afa01f156c490f4f742fcee..b88b6c9b399a4f8f3c67dd03e6cfc306963b868f 100644
--- a/Documentation/devicetree/bindings/clock/qcom,sm8450-camcc.yaml
+++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-camcc.yaml
@@ -19,7 +19,6 @@ description: |
     include/dt-bindings/clock/qcom,sm8450-camcc.h
     include/dt-bindings/clock/qcom,sm8550-camcc.h
     include/dt-bindings/clock/qcom,sm8650-camcc.h
-    include/dt-bindings/clock/qcom,x1e80100-camcc.h
 
 properties:
   compatible:
@@ -29,7 +28,6 @@ properties:
       - qcom,sm8475-camcc
       - qcom,sm8550-camcc
       - qcom,sm8650-camcc
-      - qcom,x1e80100-camcc
 
   clocks:
     items:
diff --git a/Documentation/devicetree/bindings/clock/qcom,x1e80100-camcc.yaml b/Documentation/devicetree/bindings/clock/qcom,x1e80100-camcc.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..5bbbaa15a26090186e4ee4397ecba2f3c2541672
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,x1e80100-camcc.yaml
@@ -0,0 +1,74 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,x1e80100-camcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Camera Clock & Reset Controller on x1e80100
+
+maintainers:
+  - Bryan O'Donoghue <bryan.odonoghue@...aro.org>
+
+description: |
+  Qualcomm camera clock control module provides the clocks, resets and power
+  domains on x1e80100.
+
+  See also:
+    include/dt-bindings/clock/qcom,x1e80100-camcc.h
+
+allOf:
+  - $ref: qcom,gcc.yaml#
+
+properties:
+  compatible:
+    enum:
+      - qcom,x1e80100-camcc
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Camera AHB clock from GCC
+      - description: Board XO source
+      - description: Board active XO source
+      - description: Sleep clock source
+
+  power-domains:
+    items:
+      - description: A phandle to the MXC power-domain
+      - description: A phandle to the MMCX power-domain
+
+  required-opps:
+    maxItems: 1
+    description:
+      A phandle to an OPP node describing MMCX performance points.
+
+required:
+  - compatible
+  - clocks
+  - power-domains
+  - required-opps
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,x1e80100-gcc.h>
+    #include <dt-bindings/clock/qcom,rpmh.h>
+    #include <dt-bindings/power/qcom,rpmhpd.h>
+    clock-controller@...0000 {
+      compatible = "qcom,x1e80100-camcc";
+      reg = <0xade0000 0x20000>;
+      clocks = <&gcc GCC_CAMERA_AHB_CLK>,
+               <&rpmhcc RPMH_CXO_CLK>,
+               <&rpmhcc RPMH_CXO_CLK_A>,
+               <&sleep_clk>;
+      power-domains = <&rpmhpd RPMHPD_MXC>,
+                      <&rpmhpd RPMHPD_MMCX>;
+      required-opps = <&rpmhpd_opp_low_svs>;
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+      #power-domain-cells = <1>;
+    };
+...

-- 
2.45.2