dt-bindings: clock: qcom: Add SA8775P camera clock controller

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

Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Taniya Das <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Bjorn Andersson <[e-mail]>

Documentation/devicetree/bindings/clock/qcom,sa8775p-camcc.yaml

···
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sa8775p-camcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Camera Clock & Reset Controller on SA8775P
+
+maintainers:
+  - Taniya Das <[e-mail]>
+
+description: |
+  Qualcomm camera clock control module provides the clocks, resets and power
+  domains on SA8775p.
+
+  See also: include/dt-bindings/clock/qcom,sa8775p-camcc.h
+
+properties:
+  compatible:
+    enum:
+      - qcom,sa8775p-camcc
+
+  clocks:
+    items:
+      - description: Camera 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>
+    clock-controller@ade0000 {
+      compatible = "qcom,sa8775p-camcc";
+      reg = <0x0ade0000 0x20000>;
+      clocks = <&gcc GCC_CAMERA_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>;
+    };
+...

include/dt-bindings/clock/qcom,sa8775p-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_SA8775P_CAM_CC_H
+#define _DT_BINDINGS_CLK_QCOM_SA8775P_CAM_CC_H
+
+/* CAM_CC clocks */
+#define CAM_CC_CAMNOC_AXI_CLK					0
+#define CAM_CC_CAMNOC_AXI_CLK_SRC				1
+#define CAM_CC_CAMNOC_DCD_XO_CLK				2
+#define CAM_CC_CAMNOC_XO_CLK					3
+#define CAM_CC_CCI_0_CLK					4
+#define CAM_CC_CCI_0_CLK_SRC					5
+#define CAM_CC_CCI_1_CLK					6
+#define CAM_CC_CCI_1_CLK_SRC					7
+#define CAM_CC_CCI_2_CLK					8
+#define CAM_CC_CCI_2_CLK_SRC					9
+#define CAM_CC_CCI_3_CLK					10
+#define CAM_CC_CCI_3_CLK_SRC					11
+#define CAM_CC_CORE_AHB_CLK					12
+#define CAM_CC_CPAS_AHB_CLK					13
+#define CAM_CC_CPAS_FAST_AHB_CLK				14
+#define CAM_CC_CPAS_IFE_0_CLK					15
+#define CAM_CC_CPAS_IFE_1_CLK					16
+#define CAM_CC_CPAS_IFE_LITE_CLK				17
+#define CAM_CC_CPAS_IPE_CLK					18
+#define CAM_CC_CPAS_SFE_LITE_0_CLK				19
+#define CAM_CC_CPAS_SFE_LITE_1_CLK				20
+#define CAM_CC_CPHY_RX_CLK_SRC					21
+#define CAM_CC_CSI0PHYTIMER_CLK					22
+#define CAM_CC_CSI0PHYTIMER_CLK_SRC				23
+#define CAM_CC_CSI1PHYTIMER_CLK					24
+#define CAM_CC_CSI1PHYTIMER_CLK_SRC				25
+#define CAM_CC_CSI2PHYTIMER_CLK					26
+#define CAM_CC_CSI2PHYTIMER_CLK_SRC				27
+#define CAM_CC_CSI3PHYTIMER_CLK					28
+#define CAM_CC_CSI3PHYTIMER_CLK_SRC				29
+#define CAM_CC_CSID_CLK						30
+#define CAM_CC_CSID_CLK_SRC					31
+#define CAM_CC_CSID_CSIPHY_RX_CLK				32
+#define CAM_CC_CSIPHY0_CLK					33
+#define CAM_CC_CSIPHY1_CLK					34
+#define CAM_CC_CSIPHY2_CLK					35
+#define CAM_CC_CSIPHY3_CLK					36
+#define CAM_CC_FAST_AHB_CLK_SRC					37
+#define CAM_CC_GDSC_CLK						38
+#define CAM_CC_ICP_AHB_CLK					39
+#define CAM_CC_ICP_CLK						40
+#define CAM_CC_ICP_CLK_SRC					41
+#define CAM_CC_IFE_0_CLK					42
+#define CAM_CC_IFE_0_CLK_SRC					43
+#define CAM_CC_IFE_0_FAST_AHB_CLK				44
+#define CAM_CC_IFE_1_CLK					45
+#define CAM_CC_IFE_1_CLK_SRC					46
+#define CAM_CC_IFE_1_FAST_AHB_CLK				47
+#define CAM_CC_IFE_LITE_AHB_CLK					48
+#define CAM_CC_IFE_LITE_CLK					49
+#define CAM_CC_IFE_LITE_CLK_SRC					50
+#define CAM_CC_IFE_LITE_CPHY_RX_CLK				51
+#define CAM_CC_IFE_LITE_CSID_CLK				52
+#define CAM_CC_IFE_LITE_CSID_CLK_SRC				53
+#define CAM_CC_IPE_AHB_CLK					54
+#define CAM_CC_IPE_CLK						55
+#define CAM_CC_IPE_CLK_SRC					56
+#define CAM_CC_IPE_FAST_AHB_CLK					57
+#define CAM_CC_MCLK0_CLK					58
+#define CAM_CC_MCLK0_CLK_SRC					59
+#define CAM_CC_MCLK1_CLK					60
+#define CAM_CC_MCLK1_CLK_SRC					61
+#define CAM_CC_MCLK2_CLK					62
+#define CAM_CC_MCLK2_CLK_SRC					63
+#define CAM_CC_MCLK3_CLK					64
+#define CAM_CC_MCLK3_CLK_SRC					65
+#define CAM_CC_PLL0						66
+#define CAM_CC_PLL0_OUT_EVEN					67
+#define CAM_CC_PLL0_OUT_ODD					68
+#define CAM_CC_PLL2						69
+#define CAM_CC_PLL3						70
+#define CAM_CC_PLL3_OUT_EVEN					71
+#define CAM_CC_PLL4						72
+#define CAM_CC_PLL4_OUT_EVEN					73
+#define CAM_CC_PLL5						74
+#define CAM_CC_PLL5_OUT_EVEN					75
+#define CAM_CC_SFE_LITE_0_CLK					76
+#define CAM_CC_SFE_LITE_0_FAST_AHB_CLK				77
+#define CAM_CC_SFE_LITE_1_CLK					78
+#define CAM_CC_SFE_LITE_1_FAST_AHB_CLK				79
+#define CAM_CC_SLEEP_CLK					80
+#define CAM_CC_SLEEP_CLK_SRC					81
+#define CAM_CC_SLOW_AHB_CLK_SRC					82
+#define CAM_CC_SM_OBS_CLK					83
+#define CAM_CC_XO_CLK_SRC					84
+#define CAM_CC_QDSS_DEBUG_XO_CLK				85
+
+/* CAM_CC power domains */
+#define CAM_CC_TITAN_TOP_GDSC					0
+
+/* CAM_CC resets */
+#define CAM_CC_ICP_BCR						0
+#define CAM_CC_IFE_0_BCR					1
+#define CAM_CC_IFE_1_BCR					2
+#define CAM_CC_IPE_0_BCR					3
+#define CAM_CC_SFE_LITE_0_BCR					4
+#define CAM_CC_SFE_LITE_1_BCR					5
+
+#endif