dt-bindings: clock: Add Qualcomm SM6115 LPASS clock controller

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@kernel.org>
Cc: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
[alexey.klimov slightly changed the commit message]
Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
Link: https://lore.kernel.org/r/20241212002551.2902954-2-alexey.klimov@linaro.org
[bjorn: Adjusted Konrad's address]
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm6115-lpasscc.yaml
new file mode 100644 (file)
index 0000000..8cbab3f
--- /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 <konradybcio@kernel.org>
+  - Srinivas Kandagatla <srinivas.kandagatla@linaro.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@a6a9000 {
+        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 (file)
index 0000000..7992745
--- /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