Re: [PATCH 3/4] dt-bindings: clock: qcom: Add GCC clocks for SM4450

From: Dmitry Baryshkov
Date: Thu Aug 24 2023 - 17:12:13 EST


On Thu, 24 Aug 2023 at 20:36, Ajit Pandey <quic_ajipan@xxxxxxxxxxx> wrote:
>
> Add support for qcom global clock controller bindings for SM4450 platform.
>
> Signed-off-by: Ajit Pandey <quic_ajipan@xxxxxxxxxxx>
> ---
> .../bindings/clock/qcom,sm4450-gcc.yaml | 54 +++++
> include/dt-bindings/clock/qcom,sm4450-gcc.h | 197 ++++++++++++++++++
> 2 files changed, 251 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/qcom,sm4450-gcc.yaml
> create mode 100644 include/dt-bindings/clock/qcom,sm4450-gcc.h
>
> diff --git a/Documentation/devicetree/bindings/clock/qcom,sm4450-gcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm4450-gcc.yaml
> new file mode 100644
> index 000000000000..8c767bdf7f9d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,sm4450-gcc.yaml
> @@ -0,0 +1,54 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,sm4450-gcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Global Clock & Reset Controller on SM4450
> +
> +maintainers:
> + - Ajit Pandey <quic_ajipan@xxxxxxxxxxx>
> + - Taniya Das <quic_tdas@xxxxxxxxxxx>
> +
> +description: |
> + Qualcomm global clock control module provides the clocks, resets and power
> + domains on SM4450
> +
> + See also:: include/dt-bindings/clock/qcom,sm4450-gcc.h
> +
> +properties:
> + compatible:
> + const: qcom,sm4450-gcc
> +
> + clocks:
> + items:
> + - description: Board XO source
> + - description: Sleep clock source
> + - description: UFS Phy Rx symbol 0 clock source (Optional clock)
> + - description: UFS Phy Rx symbol 1 clock source (Optional clock)
> + - description: UFS Phy Tx symbol 0 clock source (Optional clock)
> + - description: USB3 Phy wrapper pipe clock source (Optional clock)
> + minItems: 2

I'd suggest dropping minItems here. Pass <0> instead for the clocks
which are not present yet.

> +
> +required:
> + - compatible
> + - clocks
> +
> +allOf:
> + - $ref: qcom,gcc.yaml#
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/qcom,rpmh.h>
> + clock-controller@100000 {
> + compatible = "qcom,sm4450-gcc";
> + reg = <0x00100000 0x001f4200>;
> + clocks = <&rpmhcc RPMH_CXO_CLK>, <&sleep_clk>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + #power-domain-cells = <1>;
> + };
> +
> +...
> diff --git a/include/dt-bindings/clock/qcom,sm4450-gcc.h b/include/dt-bindings/clock/qcom,sm4450-gcc.h
> new file mode 100644
> index 000000000000..c18e47a86f40
> --- /dev/null
> +++ b/include/dt-bindings/clock/qcom,sm4450-gcc.h
> @@ -0,0 +1,197 @@
> +/* 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_GCC_SM4450_H
> +#define _DT_BINDINGS_CLK_QCOM_GCC_SM4450_H
> +
> +/* GCC clocks */
> +#define GCC_AGGRE_NOC_PCIE_0_AXI_CLK 0
> +#define GCC_AGGRE_UFS_PHY_AXI_CLK 1
> +#define GCC_AGGRE_UFS_PHY_AXI_HW_CTL_CLK 2
> +#define GCC_AGGRE_USB3_PRIM_AXI_CLK 3
> +#define GCC_BOOT_ROM_AHB_CLK 4
> +#define GCC_CAMERA_AHB_CLK 5
> +#define GCC_CAMERA_HF_AXI_CLK 6
> +#define GCC_CAMERA_SF_AXI_CLK 7
> +#define GCC_CAMERA_SLEEP_CLK 8
> +#define GCC_CAMERA_XO_CLK 9
> +#define GCC_CFG_NOC_PCIE_ANOC_AHB_CLK 10
> +#define GCC_CFG_NOC_USB3_PRIM_AXI_CLK 11
> +#define GCC_DDRSS_GPU_AXI_CLK 12
> +#define GCC_DDRSS_PCIE_SF_TBU_CLK 13
> +#define GCC_DISP_AHB_CLK 14
> +#define GCC_DISP_HF_AXI_CLK 15
> +#define GCC_DISP_XO_CLK 16
> +#define GCC_EUSB3_0_CLKREF_EN 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_GPLL0 24
> +#define GCC_GPLL0_OUT_EVEN 25
> +#define GCC_GPLL0_OUT_ODD 26
> +#define GCC_GPLL1 27
> +#define GCC_GPLL3 28
> +#define GCC_GPLL4 29
> +#define GCC_GPLL9 30
> +#define GCC_GPLL10 31
> +#define GCC_GPU_CFG_AHB_CLK 32
> +#define GCC_GPU_GPLL0_CLK_SRC 33
> +#define GCC_GPU_GPLL0_DIV_CLK_SRC 34
> +#define GCC_GPU_MEMNOC_GFX_CLK 35
> +#define GCC_GPU_SNOC_DVM_GFX_CLK 36
> +#define GCC_HLOS1_VOTE_AGGRE_NOC_MMU_AUDIO_TBU_CLK 37
> +#define GCC_HLOS1_VOTE_AGGRE_NOC_MMU_PCIE_TBU_CLK 38
> +#define GCC_HLOS1_VOTE_AGGRE_NOC_MMU_TBU1_CLK 39
> +#define GCC_HLOS1_VOTE_AGGRE_NOC_MMU_TBU2_CLK 40
> +#define GCC_HLOS1_VOTE_MMNOC_MMU_TBU_HF0_CLK 41
> +#define GCC_HLOS1_VOTE_MMNOC_MMU_TBU_HF1_CLK 42
> +#define GCC_HLOS1_VOTE_MMNOC_MMU_TBU_SF0_CLK 43
> +#define GCC_HLOS1_VOTE_MMU_TCU_CLK 44
> +#define GCC_PCIE_0_AUX_CLK 45
> +#define GCC_PCIE_0_AUX_CLK_SRC 46
> +#define GCC_PCIE_0_CFG_AHB_CLK 47
> +#define GCC_PCIE_0_CLKREF_EN 48
> +#define GCC_PCIE_0_MSTR_AXI_CLK 49
> +#define GCC_PCIE_0_PHY_RCHNG_CLK 50
> +#define GCC_PCIE_0_PHY_RCHNG_CLK_SRC 51
> +#define GCC_PCIE_0_PIPE_CLK 52
> +#define GCC_PCIE_0_PIPE_CLK_SRC 53
> +#define GCC_PCIE_0_PIPE_DIV2_CLK 54
> +#define GCC_PCIE_0_PIPE_DIV2_CLK_SRC 55
> +#define GCC_PCIE_0_SLV_AXI_CLK 56
> +#define GCC_PCIE_0_SLV_Q2A_AXI_CLK 57
> +#define GCC_PDM2_CLK 58
> +#define GCC_PDM2_CLK_SRC 59
> +#define GCC_PDM_AHB_CLK 60
> +#define GCC_PDM_XO4_CLK 61
> +#define GCC_QMIP_CAMERA_NRT_AHB_CLK 62
> +#define GCC_QMIP_CAMERA_RT_AHB_CLK 63
> +#define GCC_QMIP_DISP_AHB_CLK 64
> +#define GCC_QMIP_GPU_AHB_CLK 65
> +#define GCC_QMIP_PCIE_AHB_CLK 66
> +#define GCC_QMIP_VIDEO_VCODEC_AHB_CLK 67
> +#define GCC_QUPV3_WRAP0_CORE_2X_CLK 68
> +#define GCC_QUPV3_WRAP0_CORE_CLK 69
> +#define GCC_QUPV3_WRAP0_S0_CLK 70
> +#define GCC_QUPV3_WRAP0_S0_CLK_SRC 71
> +#define GCC_QUPV3_WRAP0_S1_CLK 72
> +#define GCC_QUPV3_WRAP0_S1_CLK_SRC 73
> +#define GCC_QUPV3_WRAP0_S2_CLK 74
> +#define GCC_QUPV3_WRAP0_S2_CLK_SRC 75
> +#define GCC_QUPV3_WRAP0_S3_CLK 76
> +#define GCC_QUPV3_WRAP0_S3_CLK_SRC 77
> +#define GCC_QUPV3_WRAP0_S4_CLK 78
> +#define GCC_QUPV3_WRAP0_S4_CLK_SRC 79
> +#define GCC_QUPV3_WRAP1_CORE_2X_CLK 80
> +#define GCC_QUPV3_WRAP1_CORE_CLK 81
> +#define GCC_QUPV3_WRAP1_S0_CLK 82
> +#define GCC_QUPV3_WRAP1_S0_CLK_SRC 83
> +#define GCC_QUPV3_WRAP1_S1_CLK 84
> +#define GCC_QUPV3_WRAP1_S1_CLK_SRC 85
> +#define GCC_QUPV3_WRAP1_S2_CLK 86
> +#define GCC_QUPV3_WRAP1_S2_CLK_SRC 87
> +#define GCC_QUPV3_WRAP1_S3_CLK 88
> +#define GCC_QUPV3_WRAP1_S3_CLK_SRC 89
> +#define GCC_QUPV3_WRAP1_S4_CLK 90
> +#define GCC_QUPV3_WRAP1_S4_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_SDCC2_AHB_CLK 101
> +#define GCC_SDCC2_APPS_CLK 102
> +#define GCC_SDCC2_APPS_CLK_SRC 103
> +#define GCC_UFS_0_CLKREF_EN 104
> +#define GCC_UFS_PAD_CLKREF_EN 105
> +#define GCC_UFS_PHY_AHB_CLK 106
> +#define GCC_UFS_PHY_AXI_CLK 107
> +#define GCC_UFS_PHY_AXI_CLK_SRC 108
> +#define GCC_UFS_PHY_AXI_HW_CTL_CLK 109
> +#define GCC_UFS_PHY_ICE_CORE_CLK 110
> +#define GCC_UFS_PHY_ICE_CORE_CLK_SRC 111
> +#define GCC_UFS_PHY_ICE_CORE_HW_CTL_CLK 112
> +#define GCC_UFS_PHY_PHY_AUX_CLK 113
> +#define GCC_UFS_PHY_PHY_AUX_CLK_SRC 114
> +#define GCC_UFS_PHY_PHY_AUX_HW_CTL_CLK 115
> +#define GCC_UFS_PHY_RX_SYMBOL_0_CLK 116
> +#define GCC_UFS_PHY_RX_SYMBOL_0_CLK_SRC 117
> +#define GCC_UFS_PHY_RX_SYMBOL_1_CLK 118
> +#define GCC_UFS_PHY_RX_SYMBOL_1_CLK_SRC 119
> +#define GCC_UFS_PHY_TX_SYMBOL_0_CLK 120
> +#define GCC_UFS_PHY_TX_SYMBOL_0_CLK_SRC 121
> +#define GCC_UFS_PHY_UNIPRO_CORE_CLK 122
> +#define GCC_UFS_PHY_UNIPRO_CORE_CLK_SRC 123
> +#define GCC_UFS_PHY_UNIPRO_CORE_HW_CTL_CLK 124
> +#define GCC_USB30_PRIM_MASTER_CLK 125
> +#define GCC_USB30_PRIM_MASTER_CLK_SRC 126
> +#define GCC_USB30_PRIM_MOCK_UTMI_CLK 127
> +#define GCC_USB30_PRIM_MOCK_UTMI_CLK_SRC 128
> +#define GCC_USB30_PRIM_MOCK_UTMI_POSTDIV_CLK_SRC 129
> +#define GCC_USB30_PRIM_SLEEP_CLK 130
> +#define GCC_USB3_0_CLKREF_EN 131
> +#define GCC_USB3_PRIM_PHY_AUX_CLK 132
> +#define GCC_USB3_PRIM_PHY_AUX_CLK_SRC 133
> +#define GCC_USB3_PRIM_PHY_COM_AUX_CLK 134
> +#define GCC_USB3_PRIM_PHY_PIPE_CLK 135
> +#define GCC_USB3_PRIM_PHY_PIPE_CLK_SRC 136
> +#define GCC_VCODEC0_AXI_CLK 137
> +#define GCC_VENUS_CTL_AXI_CLK 138
> +#define GCC_VIDEO_AHB_CLK 139
> +#define GCC_VIDEO_THROTTLE_CORE_CLK 140
> +#define GCC_VIDEO_VCODEC0_SYS_CLK 141
> +#define GCC_VIDEO_VENUS_CLK_SRC 142
> +#define GCC_VIDEO_VENUS_CTL_CLK 143
> +#define GCC_VIDEO_XO_CLK 144
> +
> +/* GCC power domains */
> +#define GCC_PCIE_0_GDSC 0
> +#define GCC_UFS_PHY_GDSC 1
> +#define GCC_USB30_PRIM_GDSC 2
> +#define GCC_VCODEC0_GDSC 3
> +#define GCC_VENUS_GDSC 4
> +
> +/* 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_PHY_BCR 8
> +#define GCC_PCIE_PHY_CFG_AHB_BCR 9
> +#define GCC_PCIE_PHY_COM_BCR 10
> +#define GCC_PDM_BCR 11
> +#define GCC_QUPV3_WRAPPER_0_BCR 12
> +#define GCC_QUPV3_WRAPPER_1_BCR 13
> +#define GCC_QUSB2PHY_PRIM_BCR 14
> +#define GCC_QUSB2PHY_SEC_BCR 15
> +#define GCC_SDCC1_BCR 16
> +#define GCC_SDCC2_BCR 17
> +#define GCC_UFS_PHY_BCR 18
> +#define GCC_USB30_PRIM_BCR 19
> +#define GCC_USB3_DP_PHY_PRIM_BCR 20
> +#define GCC_USB3_DP_PHY_SEC_BCR 21
> +#define GCC_USB3_PHY_PRIM_BCR 22
> +#define GCC_USB3_PHY_SEC_BCR 23
> +#define GCC_USB3PHY_PHY_PRIM_BCR 24
> +#define GCC_USB3PHY_PHY_SEC_BCR 25
> +#define GCC_VCODEC0_BCR 26
> +#define GCC_VENUS_BCR 27
> +#define GCC_VIDEO_BCR 28
> +#define GCC_VIDEO_VENUS_BCR 29
> +#define GCC_VENUS_CTL_AXI_CLK_ARES 30
> +#define GCC_VIDEO_VENUS_CTL_CLK_ARES 31
> +
> +#endif
> --
> 2.25.1
>


--
With best wishes
Dmitry