linux-kernel - [PATCH 1/3] dt-bindings: clock: Add Qualcomm SM6115 LPASS clock controller

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Message-Id: <20230825-topic-6115_lpasscc-v1-1-d4857be298e3@linaro.org>
Date:   Fri, 25 Aug 2023 20:13:15 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.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>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH 1/3] dt-bindings: clock: Add Qualcomm SM6115 LPASS clock
 controller

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

Add bindings for it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 .../bindings/clock/qcom,sm6115-lpasscc.yaml        | 53 ++++++++++++++++++++++
 include/dt-bindings/clock/qcom,sm6115-lpasscc.h    | 15 ++++++
 2 files changed, 68 insertions(+)

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..58ee84aed073
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml
@@ -0,0 +1,53 @@
+# 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>;
+    };
+
+  - |
+    lpasscc: clock-controller@...c000 {
+        compatible = "qcom,sm6115-lpasscc";
+        reg = <0x0a7ec000 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

-- 
2.42.0