dt-bindings: clock: qcom: document SAR2130P Global Clock Controller

Add bindings for the Global Clock Controller (GCC) present on the
Qualcomm SAR2130P platform.

Reviewed-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Dmitry Baryshkov <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Bjorn Andersson <[email protected]>

Author: lumag

Documentation/devicetree/bindings/clock/qcom,sar2130p-gcc.yaml

@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,sar2130p-gcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Global Clock & Reset Controller on sar2130p
+
+maintainers:
+  - Dmitry Baryshkov <[email protected]>
+
+description: |
+  Qualcomm global clock control module provides the clocks, resets and
+  power domains on sar2130p.
+
+  See also: include/dt-bindings/clock/qcom,sar2130p-gcc.h
+
+properties:
+  compatible:
+    const: qcom,sar2130p-gcc
+
+  clocks:
+    items:
+      - description: XO reference clock
+      - description: Sleep clock
+      - description: PCIe 0 pipe clock
+      - description: PCIe 1 pipe clock
+      - description: Primary USB3 PHY wrapper pipe clock
+
+  protected-clocks:
+    maxItems: 240
+
+  power-domains:
+    maxItems: 1
+
+required:
+  - compatible
+  - clocks
+  - '#power-domain-cells'
+
+allOf:
+  - $ref: qcom,gcc.yaml#
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,rpmh.h>
+    #include <dt-bindings/power/qcom,rpmhpd.h>
+
+    gcc: clock-controller@100000 {
+        compatible = "qcom,sar2130p-gcc";
+        reg = <0x100000 0x1f4200>;
+        clocks = <&rpmhcc RPMH_CXO_CLK>,
+                 <&sleep_clk>,
+                 <&pcie_0_pipe_clk>,
+                 <&pcie_1_pipe_clk>,
+                 <&usb_0_ssphy>;
+        power-domains = <&rpmhpd RPMHPD_CX>;
+
+        #clock-cells = <1>;
+        #reset-cells = <1>;
+        #power-domain-cells = <1>;
+    };
+...

include/dt-bindings/clock/qcom,sar2130p-gcc.h

@@ -0,0 +1,185 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */
+/*
+ * Copyright (c) 2021-2022, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_GCC_SAR2130P_H
+#define _DT_BINDINGS_CLK_QCOM_GCC_SAR2130P_H
+
+/* GCC clocks */
+#define GCC_GPLL0						0
+#define GCC_GPLL0_OUT_EVEN					1
+#define GCC_GPLL1						2
+#define GCC_GPLL9						3
+#define GCC_GPLL9_OUT_EVEN					4
+#define GCC_AGGRE_NOC_PCIE_1_AXI_CLK				5
+#define GCC_AGGRE_USB3_PRIM_AXI_CLK				6
+#define GCC_BOOT_ROM_AHB_CLK					7
+#define GCC_CAMERA_AHB_CLK					8
+#define GCC_CAMERA_HF_AXI_CLK					9
+#define GCC_CAMERA_SF_AXI_CLK					10
+#define GCC_CAMERA_XO_CLK					11
+#define GCC_CFG_NOC_PCIE_ANOC_AHB_CLK				12
+#define GCC_CFG_NOC_USB3_PRIM_AXI_CLK				13
+#define GCC_DDRSS_GPU_AXI_CLK					14
+#define GCC_DDRSS_PCIE_SF_CLK					15
+#define GCC_DISP_AHB_CLK					16
+#define GCC_DISP_HF_AXI_CLK					17
+#define GCC_GP1_CLK						18
+#define GCC_GP1_CLK_SRC						19
+#define GCC_GP2_CLK						20
+#define GCC_GP2_CLK_SRC						21
+#define GCC_GP3_CLK						22
+#define GCC_GP3_CLK_SRC						23
+#define GCC_GPU_CFG_AHB_CLK					24
+#define GCC_GPU_GPLL0_CLK_SRC					25
+#define GCC_GPU_GPLL0_DIV_CLK_SRC				26
+#define GCC_GPU_MEMNOC_GFX_CLK					27
+#define GCC_GPU_SNOC_DVM_GFX_CLK				28
+#define GCC_IRIS_SS_HF_AXI1_CLK					29
+#define GCC_IRIS_SS_SPD_AXI1_CLK				30
+#define GCC_PCIE_0_AUX_CLK					31
+#define GCC_PCIE_0_AUX_CLK_SRC					32
+#define GCC_PCIE_0_CFG_AHB_CLK					33
+#define GCC_PCIE_0_MSTR_AXI_CLK					34
+#define GCC_PCIE_0_PHY_RCHNG_CLK				35
+#define GCC_PCIE_0_PHY_RCHNG_CLK_SRC				36
+#define GCC_PCIE_0_PIPE_CLK					37
+#define GCC_PCIE_0_PIPE_CLK_SRC					38
+#define GCC_PCIE_0_SLV_AXI_CLK					39
+#define GCC_PCIE_0_SLV_Q2A_AXI_CLK				40
+#define GCC_PCIE_1_AUX_CLK					41
+#define GCC_PCIE_1_AUX_CLK_SRC					42
+#define GCC_PCIE_1_CFG_AHB_CLK					43
+#define GCC_PCIE_1_MSTR_AXI_CLK					44
+#define GCC_PCIE_1_PHY_RCHNG_CLK				45
+#define GCC_PCIE_1_PHY_RCHNG_CLK_SRC				46
+#define GCC_PCIE_1_PIPE_CLK					47
+#define GCC_PCIE_1_PIPE_CLK_SRC					48
+#define GCC_PCIE_1_SLV_AXI_CLK					49
+#define GCC_PCIE_1_SLV_Q2A_AXI_CLK				50
+#define GCC_PDM2_CLK						51
+#define GCC_PDM2_CLK_SRC					52
+#define GCC_PDM_AHB_CLK						53
+#define GCC_PDM_XO4_CLK						54
+#define GCC_QMIP_CAMERA_NRT_AHB_CLK				55
+#define GCC_QMIP_CAMERA_RT_AHB_CLK				56
+#define GCC_QMIP_GPU_AHB_CLK					57
+#define GCC_QMIP_PCIE_AHB_CLK					58
+#define GCC_QMIP_VIDEO_CV_CPU_AHB_CLK				59
+#define GCC_QMIP_VIDEO_CVP_AHB_CLK				60
+#define GCC_QMIP_VIDEO_LSR_AHB_CLK				61
+#define GCC_QMIP_VIDEO_V_CPU_AHB_CLK				62
+#define GCC_QMIP_VIDEO_VCODEC_AHB_CLK				63
+#define GCC_QUPV3_WRAP0_CORE_2X_CLK				64
+#define GCC_QUPV3_WRAP0_CORE_CLK				65
+#define GCC_QUPV3_WRAP0_S0_CLK					66
+#define GCC_QUPV3_WRAP0_S0_CLK_SRC				67
+#define GCC_QUPV3_WRAP0_S1_CLK					68
+#define GCC_QUPV3_WRAP0_S1_CLK_SRC				69
+#define GCC_QUPV3_WRAP0_S2_CLK					70
+#define GCC_QUPV3_WRAP0_S2_CLK_SRC				71
+#define GCC_QUPV3_WRAP0_S3_CLK					72
+#define GCC_QUPV3_WRAP0_S3_CLK_SRC				73
+#define GCC_QUPV3_WRAP0_S4_CLK					74
+#define GCC_QUPV3_WRAP0_S4_CLK_SRC				75
+#define GCC_QUPV3_WRAP0_S5_CLK					76
+#define GCC_QUPV3_WRAP0_S5_CLK_SRC				77
+#define GCC_QUPV3_WRAP1_CORE_2X_CLK				78
+#define GCC_QUPV3_WRAP1_CORE_CLK				79
+#define GCC_QUPV3_WRAP1_S0_CLK					80
+#define GCC_QUPV3_WRAP1_S0_CLK_SRC				81
+#define GCC_QUPV3_WRAP1_S1_CLK					82
+#define GCC_QUPV3_WRAP1_S1_CLK_SRC				83
+#define GCC_QUPV3_WRAP1_S2_CLK					84
+#define GCC_QUPV3_WRAP1_S2_CLK_SRC				85
+#define GCC_QUPV3_WRAP1_S3_CLK					86
+#define GCC_QUPV3_WRAP1_S3_CLK_SRC				87
+#define GCC_QUPV3_WRAP1_S4_CLK					88
+#define GCC_QUPV3_WRAP1_S4_CLK_SRC				89
+#define GCC_QUPV3_WRAP1_S5_CLK					90
+#define GCC_QUPV3_WRAP1_S5_CLK_SRC				91
+#define GCC_QUPV3_WRAP_0_M_AHB_CLK				92
+#define GCC_QUPV3_WRAP_0_S_AHB_CLK				93
+#define GCC_QUPV3_WRAP_1_M_AHB_CLK				94
+#define GCC_QUPV3_WRAP_1_S_AHB_CLK				95
+#define GCC_SDCC1_AHB_CLK					96
+#define GCC_SDCC1_APPS_CLK					97
+#define GCC_SDCC1_APPS_CLK_SRC					98
+#define GCC_SDCC1_ICE_CORE_CLK					99
+#define GCC_SDCC1_ICE_CORE_CLK_SRC				100
+#define GCC_USB30_PRIM_MASTER_CLK				101
+#define GCC_USB30_PRIM_MASTER_CLK_SRC				102
+#define GCC_USB30_PRIM_MOCK_UTMI_CLK				103
+#define GCC_USB30_PRIM_MOCK_UTMI_CLK_SRC			104
+#define GCC_USB30_PRIM_MOCK_UTMI_POSTDIV_CLK_SRC		105
+#define GCC_USB30_PRIM_SLEEP_CLK				106
+#define GCC_USB3_PRIM_PHY_AUX_CLK				107
+#define GCC_USB3_PRIM_PHY_AUX_CLK_SRC				108
+#define GCC_USB3_PRIM_PHY_COM_AUX_CLK				109
+#define GCC_USB3_PRIM_PHY_PIPE_CLK				110
+#define GCC_USB3_PRIM_PHY_PIPE_CLK_SRC				111
+#define GCC_VIDEO_AHB_CLK					112
+#define GCC_VIDEO_AXI0_CLK					113
+#define GCC_VIDEO_AXI1_CLK					114
+#define GCC_VIDEO_XO_CLK					115
+#define GCC_GPLL4						116
+#define GCC_GPLL5						117
+#define GCC_GPLL7						118
+#define GCC_DDRSS_SPAD_CLK					119
+#define GCC_DDRSS_SPAD_CLK_SRC					120
+#define GCC_VIDEO_AXI0_SREG					121
+#define GCC_VIDEO_AXI1_SREG					122
+#define GCC_IRIS_SS_HF_AXI1_SREG				123
+#define GCC_IRIS_SS_SPD_AXI1_SREG				124
+
+/* GCC resets */
+#define GCC_CAMERA_BCR						0
+#define GCC_DISPLAY_BCR						1
+#define GCC_GPU_BCR						2
+#define GCC_PCIE_0_BCR						3
+#define GCC_PCIE_0_LINK_DOWN_BCR				4
+#define GCC_PCIE_0_NOCSR_COM_PHY_BCR				5
+#define GCC_PCIE_0_PHY_BCR					6
+#define GCC_PCIE_0_PHY_NOCSR_COM_PHY_BCR			7
+#define GCC_PCIE_1_BCR						8
+#define GCC_PCIE_1_LINK_DOWN_BCR				9
+#define GCC_PCIE_1_NOCSR_COM_PHY_BCR				10
+#define GCC_PCIE_1_PHY_BCR					11
+#define GCC_PCIE_1_PHY_NOCSR_COM_PHY_BCR			12
+#define GCC_PCIE_PHY_BCR					13
+#define GCC_PCIE_PHY_CFG_AHB_BCR				14
+#define GCC_PCIE_PHY_COM_BCR					15
+#define GCC_PDM_BCR						16
+#define GCC_QUPV3_WRAPPER_0_BCR					17
+#define GCC_QUPV3_WRAPPER_1_BCR					18
+#define GCC_QUSB2PHY_PRIM_BCR					19
+#define GCC_QUSB2PHY_SEC_BCR					20
+#define GCC_SDCC1_BCR						21
+#define GCC_USB30_PRIM_BCR					22
+#define GCC_USB3_DP_PHY_PRIM_BCR				23
+#define GCC_USB3_DP_PHY_SEC_BCR					24
+#define GCC_USB3_PHY_PRIM_BCR					25
+#define GCC_USB3_PHY_SEC_BCR					26
+#define GCC_USB3PHY_PHY_PRIM_BCR				27
+#define GCC_USB3PHY_PHY_SEC_BCR					28
+#define GCC_VIDEO_AXI0_CLK_ARES					29
+#define GCC_VIDEO_AXI1_CLK_ARES					30
+#define GCC_VIDEO_BCR						31
+#define GCC_IRIS_SS_HF_AXI_CLK_ARES				32
+#define GCC_IRIS_SS_SPD_AXI_CLK_ARES				33
+#define GCC_DDRSS_SPAD_CLK_ARES					34
+
+/* GCC power domains */
+#define PCIE_0_GDSC						0
+#define PCIE_0_PHY_GDSC						1
+#define PCIE_1_GDSC						2
+#define PCIE_1_PHY_GDSC						3
+#define USB30_PRIM_GDSC						4
+#define USB3_PHY_GDSC						5
+#define HLOS1_VOTE_MM_SNOC_MMU_TBU_HF0_GDSC			6
+#define HLOS1_VOTE_MM_SNOC_MMU_TBU_SF0_GDSC			7
+#define HLOS1_VOTE_TURING_MMU_TBU0_GDSC				8
+#define HLOS1_VOTE_TURING_MMU_TBU1_GDSC				9
+
+#endif