linux-kernel - [PATCH v2 1/2] dt-bindings: clock: Add Qualcomm SM6115 LPASS clock controller

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Message-ID: <20241101012247.216825-2-alexey.klimov@linaro.org>
Date: Fri,  1 Nov 2024 01:22:46 +0000
From: Alexey Klimov <alexey.klimov@...aro.org>
To: konradybcio@...nel.org,
	konrad.dybcio@....qualcomm.com,
	andersson@...nel.org,
	mturquette@...libre.com,
	sboyd@...nel.org,
	krzk+dt@...nel.org
Cc: robh@...nel.org,
	conor+dt@...nel.org,
	srinivas.kandagatla@...aro.org,
	linux-arm-msm@...r.kernel.org,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	dmitry.baryshkov@...aro.org
Subject: [PATCH v2 1/2] dt-bindings: clock: Add Qualcomm SM6115 LPASS clock controller

From: Konrad Dybcio <konrad.dybcio@...aro.org>

SM6115 (and its derivatives or similar SoCs) has an LPASS clock
controller block which provides audio-related resets.

Add bindings for it.

Cc: Konrad Dybcio <konradybcio@...nel.org>
Cc: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
[alexey.klimov] slightly changed the commit message
Signed-off-by: Alexey Klimov <alexey.klimov@...aro.org>
---
 .../bindings/clock/qcom,sm6115-lpasscc.yaml   | 46 +++++++++++++++++++
 .../dt-bindings/clock/qcom,sm6115-lpasscc.h   | 15 ++++++
 2 files changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml
 create mode 100644 include/dt-bindings/clock/qcom,sm6115-lpasscc.h

diff --git a/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml
new file mode 100644
index 000000000000..247b6b0a9f5a
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sm6115-lpasscc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm LPASS Core & Audio Clock Controller on SM6115
+
+maintainers:
+  - Konrad Dybcio <konrad.dybcio@...aro.org>
+  - Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
+
+description: |
+  Qualcomm LPASS core and audio clock controllers provide audio-related resets
+  on SM6115 and its derivatives.
+
+  See also::
+    include/dt-bindings/clock/qcom,sm6115-lpasscc.h
+
+properties:
+  compatible:
+    enum:
+      - qcom,sm6115-lpassaudiocc
+      - qcom,sm6115-lpasscc
+
+  reg:
+    maxItems: 1
+
+  '#reset-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    lpass_audiocc: clock-controller@...9000 {
+        compatible = "qcom,sm6115-lpassaudiocc";
+        reg = <0x0a6a9000 0x1000>;
+        #reset-cells = <1>;
+    };
+...
diff --git a/include/dt-bindings/clock/qcom,sm6115-lpasscc.h b/include/dt-bindings/clock/qcom,sm6115-lpasscc.h
new file mode 100644
index 000000000000..799274517c9a
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,sm6115-lpasscc.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2023, Linaro Ltd.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_LPASSCC_SM6115_H
+#define _DT_BINDINGS_CLK_QCOM_LPASSCC_SM6115_H
+
+/* LPASS CC */
+#define LPASS_SWR_TX_CONFIG_CGCR		0
+
+/* LPASS_AUDIO CC */
+#define LPASS_AUDIO_SWR_RX_CGCR			0
+
+#endif
-- 
2.45.2