Re: [PATCH v7 3/9] dt-bindings: clock: Add StarFive JH7110 Image-Signal-Process clock and reset generator

[Emil Renner Berthing]

On Wed, 12 Jul 2023 at 11:22, Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx> wrote:
>
> Add bindings for the Image-Signal-Process clock and reset
> generator (ISPCRG) on the JH7110 RISC-V SoC by StarFive Ltd.
>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Reviewed-by: Emil Renner Berthing <emil.renner.berthing@xxxxxxxxxxxxx>

> Signed-off-by: Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx>
> ---
>  .../clock/starfive,jh7110-ispcrg.yaml         | 87 +++++++++++++++++++
>  .../dt-bindings/clock/starfive,jh7110-crg.h   | 18 ++++
>  .../dt-bindings/reset/starfive,jh7110-crg.h   | 16 ++++
>  3 files changed, 121 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-ispcrg.yaml
>
> diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-ispcrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-ispcrg.yaml
> new file mode 100644
> index 000000000000..3b8b85be5cd0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-ispcrg.yaml
> @@ -0,0 +1,87 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/starfive,jh7110-ispcrg.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 Image-Signal-Process Clock and Reset Generator
> +
> +maintainers:
> +  - Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-ispcrg
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: ISP Top core
> +      - description: ISP Top Axi
> +      - description: NOC ISP Bus
> +      - description: external DVP
> +
> +  clock-names:
> +    items:
> +      - const: isp_top_core
> +      - const: isp_top_axi
> +      - const: noc_bus_isp_axi
> +      - const: dvp_clk
> +
> +  resets:
> +    items:
> +      - description: ISP Top core
> +      - description: ISP Top Axi
> +      - description: NOC ISP Bus
> +
> +  '#clock-cells':
> +    const: 1
> +    description:
> +      See <dt-bindings/clock/starfive,jh7110-crg.h> for valid indices.
> +
> +  '#reset-cells':
> +    const: 1
> +    description:
> +      See <dt-bindings/reset/starfive,jh7110-crg.h> for valid indices.
> +
> +  power-domains:
> +    maxItems: 1
> +    description:
> +      ISP domain power
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - resets
> +  - '#clock-cells'
> +  - '#reset-cells'
> +  - power-domains
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/starfive,jh7110-crg.h>
> +    #include <dt-bindings/power/starfive,jh7110-pmu.h>
> +    #include <dt-bindings/reset/starfive,jh7110-crg.h>
> +
> +    ispcrg: clock-controller@19810000 {
> +        compatible = "starfive,jh7110-ispcrg";
> +        reg = <0x19810000 0x10000>;
> +        clocks = <&syscrg JH7110_SYSCLK_ISP_TOP_CORE>,
> +                 <&syscrg JH7110_SYSCLK_ISP_TOP_AXI>,
> +                 <&syscrg JH7110_SYSCLK_NOC_BUS_ISP_AXI>,
> +                 <&dvp_clk>;
> +        clock-names = "isp_top_core", "isp_top_axi",
> +                      "noc_bus_isp_axi", "dvp_clk";
> +        resets = <&syscrg JH7110_SYSRST_ISP_TOP>,
> +                 <&syscrg JH7110_SYSRST_ISP_TOP_AXI>,
> +                 <&syscrg JH7110_SYSRST_NOC_BUS_ISP_AXI>;
> +        #clock-cells = <1>;
> +        #reset-cells = <1>;
> +        power-domains = <&pwrc JH7110_PD_ISP>;
> +    };
> diff --git a/include/dt-bindings/clock/starfive,jh7110-crg.h b/include/dt-bindings/clock/starfive,jh7110-crg.h
> index 6c8e8b4cf1f6..39acf30db491 100644
> --- a/include/dt-bindings/clock/starfive,jh7110-crg.h
> +++ b/include/dt-bindings/clock/starfive,jh7110-crg.h
> @@ -252,4 +252,22 @@
>
>  #define JH7110_STGCLK_END                      29
>
> +/* ISPCRG clocks */
> +#define JH7110_ISPCLK_DOM4_APB_FUNC            0
> +#define JH7110_ISPCLK_MIPI_RX0_PXL             1
> +#define JH7110_ISPCLK_DVP_INV                  2
> +#define JH7110_ISPCLK_M31DPHY_CFG_IN           3
> +#define JH7110_ISPCLK_M31DPHY_REF_IN           4
> +#define JH7110_ISPCLK_M31DPHY_TX_ESC_LAN0      5
> +#define JH7110_ISPCLK_VIN_APB                  6
> +#define JH7110_ISPCLK_VIN_SYS                  7
> +#define JH7110_ISPCLK_VIN_PIXEL_IF0            8
> +#define JH7110_ISPCLK_VIN_PIXEL_IF1            9
> +#define JH7110_ISPCLK_VIN_PIXEL_IF2            10
> +#define JH7110_ISPCLK_VIN_PIXEL_IF3            11
> +#define JH7110_ISPCLK_VIN_P_AXI_WR             12
> +#define JH7110_ISPCLK_ISPV2_TOP_WRAPPER_C      13
> +
> +#define JH7110_ISPCLK_END                      14
> +
>  #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ */
> diff --git a/include/dt-bindings/reset/starfive,jh7110-crg.h b/include/dt-bindings/reset/starfive,jh7110-crg.h
> index 4e96ab81dd8e..2c5d9dcefffa 100644
> --- a/include/dt-bindings/reset/starfive,jh7110-crg.h
> +++ b/include/dt-bindings/reset/starfive,jh7110-crg.h
> @@ -179,4 +179,20 @@
>
>  #define JH7110_STGRST_END                      23
>
> +/* ISPCRG resets */
> +#define JH7110_ISPRST_ISPV2_TOP_WRAPPER_P      0
> +#define JH7110_ISPRST_ISPV2_TOP_WRAPPER_C      1
> +#define JH7110_ISPRST_M31DPHY_HW               2
> +#define JH7110_ISPRST_M31DPHY_B09_AON          3
> +#define JH7110_ISPRST_VIN_APB                  4
> +#define JH7110_ISPRST_VIN_PIXEL_IF0            5
> +#define JH7110_ISPRST_VIN_PIXEL_IF1            6
> +#define JH7110_ISPRST_VIN_PIXEL_IF2            7
> +#define JH7110_ISPRST_VIN_PIXEL_IF3            8
> +#define JH7110_ISPRST_VIN_SYS                  9
> +#define JH7110_ISPRST_VIN_P_AXI_RD             10
> +#define JH7110_ISPRST_VIN_P_AXI_WR             11
> +
> +#define JH7110_ISPRST_END                      12
> +
>  #endif /* __DT_BINDINGS_RESET_STARFIVE_JH7110_CRG_H__ */
> --
> 2.25.1
>
>
> _______________________________________________
> linux-riscv mailing list
> linux-riscv@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/linux-riscv