linux-kernel - [PATCH 01/10] dt-bindings: clock: qcom: document the SM8650 TCSR Clock Controller

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Message-Id: <20231025-topic-sm8650-upstream-clocks-v1-1-c89b59594caf@linaro.org>
Date:   Wed, 25 Oct 2023 09:32:38 +0200
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Taniya Das <quic_tdas@...cinc.com>
Cc:     linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH 01/10] dt-bindings: clock: qcom: document the SM8650 TCSR
 Clock Controller

Add bindings documentation for the SM8650 TCSR Clock Controller.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 .../bindings/clock/qcom,sm8650-tcsr.yaml           | 55 ++++++++++++++++++++++
 include/dt-bindings/clock/qcom,sm8650-tcsr.h       | 18 +++++++
 2 files changed, 73 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8650-tcsr.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8650-tcsr.yaml
new file mode 100644
index 000000000000..1df8c29fc1a2
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,sm8650-tcsr.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sm8650-tcsr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm TCSR Clock Controller on SM8650
+
+maintainers:
+  - Bjorn Andersson <andersson@...nel.org>
+
+description: |
+  Qualcomm TCSR clock control module provides the clocks, resets and
+  power domains on SM8650
+
+  See also:: include/dt-bindings/clock/qcom,sm8650-tcsr.h
+
+properties:
+  compatible:
+    items:
+      - const: qcom,sm8650-tcsr
+      - const: syscon
+
+  clocks:
+    items:
+      - description: TCXO pad clock
+
+  reg:
+    maxItems: 1
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
+
+required:
+  - compatible
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,rpmh.h>
+
+    clock-controller@...0000 {
+      compatible = "qcom,sm8650-tcsr", "syscon";
+      reg = <0x1fc0000 0x30000>;
+      clocks = <&rpmhcc RPMH_CXO_CLK>;
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+    };
+
+...
diff --git a/include/dt-bindings/clock/qcom,sm8650-tcsr.h b/include/dt-bindings/clock/qcom,sm8650-tcsr.h
new file mode 100644
index 000000000000..366ca48a89b1
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,sm8650-tcsr.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2022, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_TCSR_CC_SM8650_H
+#define _DT_BINDINGS_CLK_QCOM_TCSR_CC_SM8650_H
+
+/* TCSR CC clocks */
+#define TCSR_PCIE_0_CLKREF_EN					0
+#define TCSR_PCIE_1_CLKREF_EN					1
+#define TCSR_UFS_CLKREF_EN					2
+#define TCSR_UFS_PAD_CLKREF_EN					3
+#define TCSR_USB2_CLKREF_EN					4
+#define TCSR_USB3_CLKREF_EN					5
+
+#endif

-- 
2.34.1