dt-bindings: clock: qcom: add CAMCC clocks on SM4450

Add device tree bindings for the camera clock controller on
Qualcomm SM4450 platform.

Signed-off-by: Ajit Pandey <[e-mail]>
Reviewed-by: Rob Herring (Arm) <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Bjorn Andersson <[e-mail]>

Documentation/devicetree/bindings/clock/qcom,sm4450-camcc.yaml

···
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sm4450-camcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Camera Clock & Reset Controller on SM4450
+
+maintainers:
+  - Ajit Pandey <[e-mail]>
+  - Taniya Das <[e-mail]>
+
+description: |
+  Qualcomm camera clock control module provides the clocks, resets and power
+  domains on SM4450
+
+  See also:: include/dt-bindings/clock/qcom,sm4450-camcc.h
+
+properties:
+  compatible:
+    const: qcom,sm4450-camcc
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Board XO source
+      - description: Camera AHB clock source from GCC
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
+
+  '#power-domain-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - '#clock-cells'
+  - '#reset-cells'
+  - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,rpmh.h>
+    #include <dt-bindings/clock/qcom,sm4450-gcc.h>
+    clock-controller@ade0000 {
+      compatible = "qcom,sm4450-camcc";
+      reg = <0x0ade0000 0x20000>;
+      clocks = <&rpmhcc RPMH_CXO_CLK>,
+               <&gcc GCC_CAMERA_AHB_CLK>;
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+      #power-domain-cells = <1>;
+    };
+...

include/dt-bindings/clock/qcom,sm4450-camcc.h

···
+/* 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_CAM_CC_SM4450_H
+#define _DT_BINDINGS_CLK_QCOM_CAM_CC_SM4450_H
+
+/* CAM_CC clocks */
+#define CAM_CC_BPS_AHB_CLK					0
+#define CAM_CC_BPS_AREG_CLK					1
+#define CAM_CC_BPS_CLK						2
+#define CAM_CC_BPS_CLK_SRC					3
+#define CAM_CC_CAMNOC_ATB_CLK					4
+#define CAM_CC_CAMNOC_AXI_CLK					5
+#define CAM_CC_CAMNOC_AXI_CLK_SRC				6
+#define CAM_CC_CAMNOC_AXI_HF_CLK				7
+#define CAM_CC_CAMNOC_AXI_SF_CLK				8
+#define CAM_CC_CCI_0_CLK					9
+#define CAM_CC_CCI_0_CLK_SRC					10
+#define CAM_CC_CCI_1_CLK					11
+#define CAM_CC_CCI_1_CLK_SRC					12
+#define CAM_CC_CORE_AHB_CLK					13
+#define CAM_CC_CPAS_AHB_CLK					14
+#define CAM_CC_CPHY_RX_CLK_SRC					15
+#define CAM_CC_CRE_AHB_CLK					16
+#define CAM_CC_CRE_CLK						17
+#define CAM_CC_CRE_CLK_SRC					18
+#define CAM_CC_CSI0PHYTIMER_CLK					19
+#define CAM_CC_CSI0PHYTIMER_CLK_SRC				20
+#define CAM_CC_CSI1PHYTIMER_CLK					21
+#define CAM_CC_CSI1PHYTIMER_CLK_SRC				22
+#define CAM_CC_CSI2PHYTIMER_CLK					23
+#define CAM_CC_CSI2PHYTIMER_CLK_SRC				24
+#define CAM_CC_CSIPHY0_CLK					25
+#define CAM_CC_CSIPHY1_CLK					26
+#define CAM_CC_CSIPHY2_CLK					27
+#define CAM_CC_FAST_AHB_CLK_SRC					28
+#define CAM_CC_ICP_ATB_CLK					29
+#define CAM_CC_ICP_CLK						30
+#define CAM_CC_ICP_CLK_SRC					31
+#define CAM_CC_ICP_CTI_CLK					32
+#define CAM_CC_ICP_TS_CLK					33
+#define CAM_CC_MCLK0_CLK					34
+#define CAM_CC_MCLK0_CLK_SRC					35
+#define CAM_CC_MCLK1_CLK					36
+#define CAM_CC_MCLK1_CLK_SRC					37
+#define CAM_CC_MCLK2_CLK					38
+#define CAM_CC_MCLK2_CLK_SRC					39
+#define CAM_CC_MCLK3_CLK					40
+#define CAM_CC_MCLK3_CLK_SRC					41
+#define CAM_CC_OPE_0_AHB_CLK					42
+#define CAM_CC_OPE_0_AREG_CLK					43
+#define CAM_CC_OPE_0_CLK					44
+#define CAM_CC_OPE_0_CLK_SRC					45
+#define CAM_CC_PLL0						46
+#define CAM_CC_PLL0_OUT_EVEN					47
+#define CAM_CC_PLL0_OUT_ODD					48
+#define CAM_CC_PLL1						49
+#define CAM_CC_PLL1_OUT_EVEN					50
+#define CAM_CC_PLL2						51
+#define CAM_CC_PLL2_OUT_EVEN					52
+#define CAM_CC_PLL3						53
+#define CAM_CC_PLL3_OUT_EVEN					54
+#define CAM_CC_PLL4						55
+#define CAM_CC_PLL4_OUT_EVEN					56
+#define CAM_CC_SLOW_AHB_CLK_SRC					57
+#define CAM_CC_SOC_AHB_CLK					58
+#define CAM_CC_SYS_TMR_CLK					59
+#define CAM_CC_TFE_0_AHB_CLK					60
+#define CAM_CC_TFE_0_CLK					61
+#define CAM_CC_TFE_0_CLK_SRC					62
+#define CAM_CC_TFE_0_CPHY_RX_CLK				63
+#define CAM_CC_TFE_0_CSID_CLK					64
+#define CAM_CC_TFE_0_CSID_CLK_SRC				65
+#define CAM_CC_TFE_1_AHB_CLK					66
+#define CAM_CC_TFE_1_CLK					67
+#define CAM_CC_TFE_1_CLK_SRC					68
+#define CAM_CC_TFE_1_CPHY_RX_CLK				69
+#define CAM_CC_TFE_1_CSID_CLK					70
+#define CAM_CC_TFE_1_CSID_CLK_SRC				71
+
+/* CAM_CC power domains */
+#define CAM_CC_CAMSS_TOP_GDSC					0
+
+/* CAM_CC resets */
+#define CAM_CC_BPS_BCR						0
+#define CAM_CC_CAMNOC_BCR					1
+#define CAM_CC_CAMSS_TOP_BCR					2
+#define CAM_CC_CCI_0_BCR					3
+#define CAM_CC_CCI_1_BCR					4
+#define CAM_CC_CPAS_BCR						5
+#define CAM_CC_CRE_BCR						6
+#define CAM_CC_CSI0PHY_BCR					7
+#define CAM_CC_CSI1PHY_BCR					8
+#define CAM_CC_CSI2PHY_BCR					9
+#define CAM_CC_ICP_BCR						10
+#define CAM_CC_MCLK0_BCR					11
+#define CAM_CC_MCLK1_BCR					12
+#define CAM_CC_MCLK2_BCR					13
+#define CAM_CC_MCLK3_BCR					14
+#define CAM_CC_OPE_0_BCR					15
+#define CAM_CC_TFE_0_BCR					16
+#define CAM_CC_TFE_1_BCR					17
+
+#endif