Re: [PATCH v2 2/3] dt-bindings: clk: qcom: Add YAML schemas for the GCC clock bindings

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On Mon, Aug 19, 2019 at 11:38 AM Taniya Das <tdas@xxxxxxxxxxxxxx> wrote:
>
> The GCC clock provider have a bunch of generic properties that
> are needed in a device tree. Add a YAML schemas for those. Also update
> the compatible for SC7180 along with example for clocks & clock-names.
>
> Signed-off-by: Taniya Das <tdas@xxxxxxxxxxxxxx>
> ---
>  .../devicetree/bindings/clock/qcom,gcc.yaml   | 141 ++++++++++++++++
>  include/dt-bindings/clock/qcom,gcc-sc7180.h   | 155 ++++++++++++++++++
>  2 files changed, 296 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/qcom,gcc.yaml
>  create mode 100644 include/dt-bindings/clock/qcom,gcc-sc7180.h

You need to remove the old doc.

>
> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> new file mode 100644
> index 000000000000..17c563a036c7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> @@ -0,0 +1,141 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,gcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Global Clock & Reset Controller Binding
> +
> +maintainers:
> +  - Stephen Boyd <sboyd@xxxxxxxxxx>
> +
> +properties:
> +  "#clock-cells":
> +    const: 1
> +
> +  "#reset-cells":
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +    description: |
> +      shall contain the base register location and length

Don't need a description if there's only 1 entry.

> +
> +  compatible :
> +     enum:
> +       - qcom,gcc-apq8064
> +       - qcom,gcc-apq8084
> +       - qcom,gcc-ipq8064
> +       - qcom,gcc-ipq4019
> +       - qcom,gcc-ipq8074
> +       - qcom,gcc-msm8660
> +       - qcom,gcc-msm8916
> +       - qcom,gcc-msm8960
> +       - qcom,gcc-msm8974
> +       - qcom,gcc-msm8974pro
> +       - qcom,gcc-msm8974pro-ac
> +       - qcom,gcc-msm8994
> +       - qcom,gcc-msm8996
> +       - qcom,gcc-msm8998
> +       - qcom,gcc-mdm9615
> +       - qcom,gcc-qcs404
> +       - qcom,gcc-sdm630
> +       - qcom,gcc-sdm660
> +       - qcom,gcc-sdm845
> +       - qcom,gcc-sc7180
> +
> +  clocks:
> +    minItems: 1
> +    maxItems: 2
> +    items:
> +      - description: Board XO source
> +      - description: Board active XO source
> +
> +  clock-names:
> +    minItems: 1
> +    maxItems: 2
> +    items:
> +      - const: bi_tcxo
> +      - const: bi_tcxo_ao
> +
> +  nvmem-cells:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array

Standard property, you don't need the type here. What's needed is the size.

> +    description:
> +      Qualcomm TSENS (thermal sensor device) on some devices can
> +      be part of GCC and hence the TSENS properties can also be part
> +      of the GCC/clock-controller node.
> +      For more details on the TSENS properties please refer
> +      Documentation/devicetree/bindings/thermal/qcom-tsens.txt
> +
> +  nvmem-cell-names:
> +    $ref: /schemas/types.yaml#/definitions/string-array

Don't need the type (and this would have to be under an 'allOf' to
actually work).

> +    description:
> +      Names for each nvmem-cells specified.
> +    items:
> +      - const: calib
> +      - const: calib_backup
> +
> +  "#thermal-sensor-cells":
> +    const: 1
> +
> +  "#power-domain-cells":
> +    const: 1
> +
> +  protected-clocks:
> +    description:
> +       Protected clock specifier list as per common clock binding
> +
> +required:
> +  - "#clock-cells"
> +  - "#reset-cells"
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +
> +examples:
> +  - |
> +    clock-controller@900000 {
> +      compatible = "qcom,gcc-msm8960";
> +      reg = <0x900000 0x4000>;
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +    };
> +
> +
> +  - |
> +    // Example of GCC with TSENS properties:
> +    clock-controller@900000 {
> +      compatible = "qcom,gcc-apq8064";
> +      reg = <0x00900000 0x4000>;
> +      nvmem-cells = <&tsens_calib>, <&tsens_backup>;
> +      nvmem-cell-names = "calib", "calib_backup";
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #thermal-sensor-cells = <1>;
> +    };
> +
> +  - |
> +    //Example of GCC with protected-clocks properties:
> +    clock-controller@100000 {
> +      compatible = "qcom,gcc-sdm845";
> +      reg = <0x100000 0x1f0000>;
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +      protected-clocks = <187>, <188>, <189>, <190>, <191>;
> +    };
> +
> +  - |
> +    //Example of GCC with clock nodes properties:
> +    clock-controller@100000 {
> +      compatible = "qcom,gcc-sc7180";
> +      reg = <0x100000 0x1f0000>;
> +      clocks = <&rpmhcc 0>, <&rpmhcc 1>;
> +      clock-names = "bi_tcxo", "bi_tcxo_ao";
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +    };
> +...
> diff --git a/include/dt-bindings/clock/qcom,gcc-sc7180.h b/include/dt-bindings/clock/qcom,gcc-sc7180.h
> new file mode 100644
> index 000000000000..d76b061f6a4e
> --- /dev/null
> +++ b/include/dt-bindings/clock/qcom,gcc-sc7180.h
> @@ -0,0 +1,155 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * Copyright (c) 2019, The Linux Foundation. All rights reserved.
> + */
> +
> +#ifndef _DT_BINDINGS_CLK_QCOM_GCC_SC7180_H
> +#define _DT_BINDINGS_CLK_QCOM_GCC_SC7180_H
> +
> +/* GCC clocks */
> +#define GCC_GPLL0_MAIN_DIV_CDIV                                        0
> +#define GPLL0                                                  1
> +#define GPLL0_OUT_EVEN                                         2
> +#define GPLL1                                                  3
> +#define GPLL4                                                  4
> +#define GPLL6                                                  5
> +#define GPLL7                                                  6
> +#define GCC_AGGRE_UFS_PHY_AXI_CLK                              7
> +#define GCC_AGGRE_USB3_PRIM_AXI_CLK                            8
> +#define GCC_BOOT_ROM_AHB_CLK                                   9
> +#define GCC_CAMERA_AHB_CLK                                     10
> +#define GCC_CAMERA_HF_AXI_CLK                                  11
> +#define GCC_CAMERA_THROTTLE_HF_AXI_CLK                         12
> +#define GCC_CAMERA_XO_CLK                                      13
> +#define GCC_CE1_AHB_CLK                                                14
> +#define GCC_CE1_AXI_CLK                                                15
> +#define GCC_CE1_CLK                                            16
> +#define GCC_CFG_NOC_USB3_PRIM_AXI_CLK                          17
> +#define GCC_CPUSS_AHB_CLK                                      18
> +#define GCC_CPUSS_AHB_CLK_SRC                                  19
> +#define GCC_CPUSS_GNOC_CLK                                     20
> +#define GCC_CPUSS_RBCPR_CLK                                    21
> +#define GCC_DDRSS_GPU_AXI_CLK                                  22
> +#define GCC_DISP_AHB_CLK                                       23
> +#define GCC_DISP_GPLL0_CLK_SRC                                 24
> +#define GCC_DISP_GPLL0_DIV_CLK_SRC                             25
> +#define GCC_DISP_HF_AXI_CLK                                    26
> +#define GCC_DISP_THROTTLE_HF_AXI_CLK                           27
> +#define GCC_DISP_XO_CLK                                                28
> +#define GCC_GP1_CLK                                            29
> +#define GCC_GP1_CLK_SRC                                                30
> +#define GCC_GP2_CLK                                            31
> +#define GCC_GP2_CLK_SRC                                                32
> +#define GCC_GP3_CLK                                            33
> +#define GCC_GP3_CLK_SRC                                                34
> +#define GCC_GPU_CFG_AHB_CLK                                    35
> +#define GCC_GPU_GPLL0_CLK_SRC                                  36
> +#define GCC_GPU_GPLL0_DIV_CLK_SRC                              37
> +#define GCC_GPU_MEMNOC_GFX_CLK                                 38
> +#define GCC_GPU_SNOC_DVM_GFX_CLK                               39
> +#define GCC_NPU_AXI_CLK                                                40
> +#define GCC_NPU_BWMON_AXI_CLK                                  41
> +#define GCC_NPU_BWMON_DMA_CFG_AHB_CLK                          42
> +#define GCC_NPU_BWMON_DSP_CFG_AHB_CLK                          43
> +#define GCC_NPU_CFG_AHB_CLK                                    44
> +#define GCC_NPU_DMA_CLK                                                45
> +#define GCC_NPU_GPLL0_CLK_SRC                                  46
> +#define GCC_NPU_GPLL0_DIV_CLK_SRC                              47
> +#define GCC_PDM2_CLK                                           48
> +#define GCC_PDM2_CLK_SRC                                       49
> +#define GCC_PDM_AHB_CLK                                                50
> +#define GCC_PDM_XO4_CLK                                                51
> +#define GCC_PRNG_AHB_CLK                                       52
> +#define GCC_QSPI_CNOC_PERIPH_AHB_CLK                           53
> +#define GCC_QSPI_CORE_CLK                                      54
> +#define GCC_QSPI_CORE_CLK_SRC                                  55
> +#define GCC_QUPV3_WRAP0_CORE_2X_CLK                            56
> +#define GCC_QUPV3_WRAP0_CORE_CLK                               57
> +#define GCC_QUPV3_WRAP0_S0_CLK                                 58
> +#define GCC_QUPV3_WRAP0_S0_CLK_SRC                             59
> +#define GCC_QUPV3_WRAP0_S1_CLK                                 60
> +#define GCC_QUPV3_WRAP0_S1_CLK_SRC                             61
> +#define GCC_QUPV3_WRAP0_S2_CLK                                 62
> +#define GCC_QUPV3_WRAP0_S2_CLK_SRC                             63
> +#define GCC_QUPV3_WRAP0_S3_CLK                                 64
> +#define GCC_QUPV3_WRAP0_S3_CLK_SRC                             65
> +#define GCC_QUPV3_WRAP0_S4_CLK                                 66
> +#define GCC_QUPV3_WRAP0_S4_CLK_SRC                             67
> +#define GCC_QUPV3_WRAP0_S5_CLK                                 68
> +#define GCC_QUPV3_WRAP0_S5_CLK_SRC                             69
> +#define GCC_QUPV3_WRAP1_CORE_2X_CLK                            70
> +#define GCC_QUPV3_WRAP1_CORE_CLK                               71
> +#define GCC_QUPV3_WRAP1_S0_CLK                                 72
> +#define GCC_QUPV3_WRAP1_S0_CLK_SRC                             73
> +#define GCC_QUPV3_WRAP1_S1_CLK                                 74
> +#define GCC_QUPV3_WRAP1_S1_CLK_SRC                             75
> +#define GCC_QUPV3_WRAP1_S2_CLK                                 76
> +#define GCC_QUPV3_WRAP1_S2_CLK_SRC                             77
> +#define GCC_QUPV3_WRAP1_S3_CLK                                 78
> +#define GCC_QUPV3_WRAP1_S3_CLK_SRC                             79
> +#define GCC_QUPV3_WRAP1_S4_CLK                                 80
> +#define GCC_QUPV3_WRAP1_S4_CLK_SRC                             81
> +#define GCC_QUPV3_WRAP1_S5_CLK                                 82
> +#define GCC_QUPV3_WRAP1_S5_CLK_SRC                             83
> +#define GCC_QUPV3_WRAP_0_M_AHB_CLK                             84
> +#define GCC_QUPV3_WRAP_0_S_AHB_CLK                             85
> +#define GCC_QUPV3_WRAP_1_M_AHB_CLK                             86
> +#define GCC_QUPV3_WRAP_1_S_AHB_CLK                             87
> +#define GCC_SDCC1_AHB_CLK                                      88
> +#define GCC_SDCC1_APPS_CLK                                     89
> +#define GCC_SDCC1_APPS_CLK_SRC                                 90
> +#define GCC_SDCC1_ICE_CORE_CLK                                 91
> +#define GCC_SDCC1_ICE_CORE_CLK_SRC                             92
> +#define GCC_SDCC2_AHB_CLK                                      93
> +#define GCC_SDCC2_APPS_CLK                                     94
> +#define GCC_SDCC2_APPS_CLK_SRC                                 95
> +#define GCC_SYS_NOC_CPUSS_AHB_CLK                              96
> +#define GCC_UFS_MEM_CLKREF_CLK                                 97
> +#define GCC_UFS_PHY_AHB_CLK                                    98
> +#define GCC_UFS_PHY_AXI_CLK                                    99
> +#define GCC_UFS_PHY_AXI_CLK_SRC                                        100
> +#define GCC_UFS_PHY_ICE_CORE_CLK                               101
> +#define GCC_UFS_PHY_ICE_CORE_CLK_SRC                           102
> +#define GCC_UFS_PHY_PHY_AUX_CLK                                        103
> +#define GCC_UFS_PHY_PHY_AUX_CLK_SRC                            104
> +#define GCC_UFS_PHY_RX_SYMBOL_0_CLK                            105
> +#define GCC_UFS_PHY_TX_SYMBOL_0_CLK                            106
> +#define GCC_UFS_PHY_UNIPRO_CORE_CLK                            107
> +#define GCC_UFS_PHY_UNIPRO_CORE_CLK_SRC                                108
> +#define GCC_USB30_PRIM_MASTER_CLK                              109
> +#define GCC_USB30_PRIM_MASTER_CLK_SRC                          110
> +#define GCC_USB30_PRIM_MOCK_UTMI_CLK                           111
> +#define GCC_USB30_PRIM_MOCK_UTMI_CLK_SRC                       112
> +#define GCC_USB30_PRIM_SLEEP_CLK                               113
> +#define GCC_USB3_PRIM_CLKREF_CLK                               114
> +#define GCC_USB3_PRIM_PHY_AUX_CLK                              115
> +#define GCC_USB3_PRIM_PHY_AUX_CLK_SRC                          116
> +#define GCC_USB3_PRIM_PHY_COM_AUX_CLK                          117
> +#define GCC_USB3_PRIM_PHY_PIPE_CLK                             118
> +#define GCC_USB_PHY_CFG_AHB2PHY_CLK                            119
> +#define GCC_VIDEO_AHB_CLK                                      120
> +#define GCC_VIDEO_AXI_CLK                                      121
> +#define GCC_VIDEO_GPLL0_DIV_CLK_SRC                            122
> +#define GCC_VIDEO_THROTTLE_AXI_CLK                             123
> +#define GCC_VIDEO_XO_CLK                                       124
> +
> +/* GCC resets */
> +#define GCC_QUSB2PHY_PRIM_BCR                                  0
> +#define GCC_QUSB2PHY_SEC_BCR                                   1
> +#define GCC_UFS_PHY_BCR                                                2
> +#define GCC_USB30_PRIM_BCR                                     3
> +#define GCC_USB3_DP_PHY_PRIM_BCR                               4
> +#define GCC_USB3_DP_PHY_SEC_BCR                                        5
> +#define GCC_USB3_PHY_PRIM_BCR                                  6
> +#define GCC_USB3_PHY_SEC_BCR                                   7
> +#define GCC_USB3PHY_PHY_PRIM_BCR                               8
> +#define GCC_USB3PHY_PHY_SEC_BCR                                        9
> +#define GCC_USB_PHY_CFG_AHB2PHY_BCR                            10
> +
> +/* GCC GDSCRs */
> +#define UFS_PHY_GDSC                                           0
> +#define USB30_PRIM_GDSC                                                1
> +#define HLOS1_VOTE_MMNOC_MMU_TBU_HF0_GDSC                      2
> +#define HLOS1_VOTE_MMNOC_MMU_TBU_SF_GDSC                       3
> +
> +#endif
> --
> Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member
> of the Code Aurora Forum, hosted by the  Linux Foundation.
>



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