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authorBjorn Andersson <andersson@kernel.org>2023-05-25 07:50:07 +0300
committerBjorn Andersson <andersson@kernel.org>2023-05-25 07:50:07 +0300
commite23893dbc304a2a35ecbaeabbc7d0fb20fc6acd8 (patch)
treeee27eea5b57854f7075f52a8aeb6b4eeafc819c3
parentcb0c14dae63fae037db41174fc95a59dea0ecf77 (diff)
parent1e910b2ba0edd639cc89b5495a3a832b28f77c7f (diff)
downloadlinux-e23893dbc304a2a35ecbaeabbc7d0fb20fc6acd8.tar.xz
Merge branch '20230524140656.7076-2-quic_tdas@quicinc.com' into HEAD
Merge the SM8450 Video Clock Controller DeviceTree binding topic branch in order to get access to the clock constants defined by the binding.
-rw-r--r--Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml77
-rw-r--r--include/dt-bindings/clock/qcom,sm8450-videocc.h38
2 files changed, 115 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
new file mode 100644
index 000000000000..fe1fda77b835
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sm8450-videocc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Video Clock & Reset Controller on SM8450
+
+maintainers:
+ - Taniya Das <quic_tdas@quicinc.com>
+
+description: |
+ Qualcomm video clock control module provides the clocks, resets and power
+ domains on SM8450.
+
+ See also:: include/dt-bindings/clock/qcom,videocc-sm8450.h
+
+properties:
+ compatible:
+ const: qcom,sm8450-videocc
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Board XO source
+ - description: Video AHB clock from GCC
+
+ power-domains:
+ maxItems: 1
+ description:
+ MMCX power domain.
+
+ required-opps:
+ maxItems: 1
+ description:
+ A phandle to an OPP node describing required MMCX performance point.
+
+ '#clock-cells':
+ const: 1
+
+ '#reset-cells':
+ const: 1
+
+ '#power-domain-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - power-domains
+ - required-opps
+ - '#clock-cells'
+ - '#reset-cells'
+ - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-sm8450.h>
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+ videocc: clock-controller@aaf0000 {
+ compatible = "qcom,sm8450-videocc";
+ reg = <0x0aaf0000 0x10000>;
+ clocks = <&rpmhcc RPMH_CXO_CLK>,
+ <&gcc GCC_VIDEO_AHB_CLK>;
+ power-domains = <&rpmhpd SM8450_MMCX>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #power-domain-cells = <1>;
+ };
+...
diff --git a/include/dt-bindings/clock/qcom,sm8450-videocc.h b/include/dt-bindings/clock/qcom,sm8450-videocc.h
new file mode 100644
index 000000000000..9d795adfe4eb
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,sm8450-videocc.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8450_H
+#define _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8450_H
+
+/* VIDEO_CC clocks */
+#define VIDEO_CC_MVS0_CLK 0
+#define VIDEO_CC_MVS0_CLK_SRC 1
+#define VIDEO_CC_MVS0_DIV_CLK_SRC 2
+#define VIDEO_CC_MVS0C_CLK 3
+#define VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC 4
+#define VIDEO_CC_MVS1_CLK 5
+#define VIDEO_CC_MVS1_CLK_SRC 6
+#define VIDEO_CC_MVS1_DIV_CLK_SRC 7
+#define VIDEO_CC_MVS1C_CLK 8
+#define VIDEO_CC_MVS1C_DIV2_DIV_CLK_SRC 9
+#define VIDEO_CC_PLL0 10
+#define VIDEO_CC_PLL1 11
+
+/* 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 CVP_VIDEO_CC_INTERFACE_BCR 0
+#define CVP_VIDEO_CC_MVS0_BCR 1
+#define CVP_VIDEO_CC_MVS0C_BCR 2
+#define CVP_VIDEO_CC_MVS1_BCR 3
+#define CVP_VIDEO_CC_MVS1C_BCR 4
+#define VIDEO_CC_MVS0C_CLK_ARES 5
+#define VIDEO_CC_MVS1C_CLK_ARES 6
+
+#endif