[PATCH v3 1/8] dt-bindings: clock: qcom: Add SA8775P video clock controller

Taniya Das
2024-07-15T08:23:41Z

Add device tree bindings for the video clock controller on Qualcomm
SA8775P platform.

Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
---
.../bindings/clock/qcom,sa8775p-videocc.yaml | 62 ++++++++++++++++++++++
include/dt-bindings/clock/qcom,sa8775p-videocc.h | 47 ++++++++++++++++
2 files changed, 109 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/qcom,sa8775p-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,sa8775p-videocc.yaml
new file mode 100644
index 000000000000..928131bff4c1
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,sa8775p-videocc.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sa8775p-videocc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Video Clock & Reset Controller on SA8775P
+
+maintainers:
+ - Taniya Das <quic_tdas@quicinc.com>
+
+description: |
+ Qualcomm video clock control module provides the clocks, resets and power
+ domains on SA8775P.
+
+ See also: include/dt-bindings/clock/qcom,sa8775p-videocc.h
+
+properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-videocc
+
+ clocks:
+ items:
+ - description: Video AHB clock from GCC
+ - description: Board XO source
+ - description: Board active XO source
+ - description: Sleep Clock source
+
+ power-domains:
+ maxItems: 1
+ description: MMCX power domain
+
+required:
+ - compatible
+ - clocks
+ - power-domains
+ - '#power-domain-cells'
+
+allOf:
+ - $ref: qcom,gcc.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+ #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
+ videocc: clock-controller@abf0000 {
+ compatible = "qcom,sa8775p-videocc";
+ reg = <0x0abf0000 0x10000>;
+ clocks = <&gcc GCC_VIDEO_AHB_CLK>,
+ <&rpmhcc RPMH_CXO_CLK>,
+ <&rpmhcc RPMH_CXO_CLK_A>,
+ <&sleep_clk>;
+ power-domains = <&rpmhpd SA8775P_MMCX>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #power-domain-cells = <1>;
+ };
+...
diff --git a/include/dt-bindings/clock/qcom,sa8775p-videocc.h b/include/dt-bindings/clock/qcom,sa8775p-videocc.h
new file mode 100644
index 000000000000..e6325f68c317
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,sa8775p-videocc.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_SA8775P_VIDEO_CC_H
+#define _DT_BINDINGS_CLK_QCOM_SA8775P_VIDEO_CC_H
+
+/* VIDEO_CC clocks */
+#define VIDEO_CC_AHB_CLK 0
+#define VIDEO_CC_AHB_CLK_SRC 1
+#define VIDEO_CC_MVS0_CLK 2
+#define VIDEO_CC_MVS0_CLK_SRC 3
+#define VIDEO_CC_MVS0_DIV_CLK_SRC 4
+#define VIDEO_CC_MVS0C_CLK 5
+#define VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC 6
+#define VIDEO_CC_MVS1_CLK 7
+#define VIDEO_CC_MVS1_CLK_SRC 8
+#define VIDEO_CC_MVS1_DIV_CLK_SRC 9
+#define VIDEO_CC_MVS1C_CLK 10
+#define VIDEO_CC_MVS1C_DIV2_DIV_CLK_SRC 11
+#define VIDEO_CC_PLL_LOCK_MONITOR_CLK 12
+#define VIDEO_CC_SLEEP_CLK 13
+#define VIDEO_CC_SLEEP_CLK_SRC 14
+#define VIDEO_CC_SM_DIV_CLK_SRC 15
+#define VIDEO_CC_SM_OBS_CLK 16
+#define VIDEO_CC_XO_CLK 17
+#define VIDEO_CC_XO_CLK_SRC 18
+#define VIDEO_PLL0 19
+#define VIDEO_PLL1 20
+
+/* VIDEO_CC power domains */
+#define VIDEO_CC_MVS0C_GDSC 0
+#define VIDEO_CC_MVS0_GDSC 1
+#define VIDEO_CC_MVS1C_GDSC 2
+#define VIDEO_CC_MVS1_GDSC 3
+
+/* VIDEO_CC resets */
+#define VIDEO_CC_INTERFACE_BCR 0
+#define VIDEO_CC_MVS0_BCR 1
+#define VIDEO_CC_MVS0C_CLK_ARES 2
+#define VIDEO_CC_MVS0C_BCR 3
+#define VIDEO_CC_MVS1_BCR 4
+#define VIDEO_CC_MVS1C_CLK_ARES 5
+#define VIDEO_CC_MVS1C_BCR 6
+
+#endif

--
2.45.2