[PATCH v9 3/5] dt-bindings: clock: meson: add A1 PLL clock controller bindings

Jerome Brunet jbrunet at baylibre.com
Mon Mar 6 03:33:48 PST 2023


On Wed 01 Mar 2023 at 21:37, Dmitry Rokosov <ddrokosov at sberdevices.ru> wrote:

> Add the documentation for Amlogic A1 PLL clock driver, and A1 PLL
> clock controller bindings.
> Also include new A1 clock controller dt bindings to MAINTAINERS.
>
> Signed-off-by: Jian Hu <jian.hu at amlogic.com>
> Signed-off-by: Dmitry Rokosov <ddrokosov at sberdevices.ru>

patch order is wrong.
Bindings before drivers please.

> ---
>  .../bindings/clock/amlogic,a1-pll-clkc.yaml   | 59 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  include/dt-bindings/clock/a1-pll-clkc.h       | 20 +++++++
>  3 files changed, 80 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml
>  create mode 100644 include/dt-bindings/clock/a1-pll-clkc.h
>
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml
> new file mode 100644
> index 000000000000..8bd2c948df86
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml
> @@ -0,0 +1,59 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/amlogic,a1-pll-clkc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic Meson A/C serials PLL Clock Control Unit
> +
> +maintainers:
> +  - Neil Armstrong <neil.armstrong at linaro.org>
> +  - Jerome Brunet <jbrunet at baylibre.com>
> +  - Jian Hu <jian.hu at jian.hu.com>
> +  - Dmitry Rokosov <ddrokosov at sberdevices.ru>
> +
> +properties:
> +  compatible:
> +    const: amlogic,a1-pll-clkc
> +
> +  '#clock-cells':
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: input fixpll_in
> +      - description: input hifipll_in
> +
> +  clock-names:
> +    items:
> +      - const: fixpll_in
> +      - const: hifipll_in
> +
> +required:
> +  - compatible
> +  - '#clock-cells'
> +  - reg
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/a1-clkc.h>
> +    apb {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        clock-controller at 7c80 {
> +            compatible = "amlogic,a1-pll-clkc";
> +            reg = <0 0x7c80 0 0x18c>;
> +            #clock-cells = <1>;
> +            clocks = <&clkc_periphs CLKID_FIXPLL_IN>,
> +                     <&clkc_periphs CLKID_HIFIPLL_IN>;
> +            clock-names = "fixpll_in", "hifipll_in";
> +        };
> +    };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 39ff1a717625..8438bc9bd636 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1895,6 +1895,7 @@ L:	linux-amlogic at lists.infradead.org
>  S:	Maintained
>  F:	Documentation/devicetree/bindings/clock/amlogic*
>  F:	drivers/clk/meson/
> +F:	include/dt-bindings/clock/a1*
>  F:	include/dt-bindings/clock/gxbb*
>  F:	include/dt-bindings/clock/meson*
>  
> diff --git a/include/dt-bindings/clock/a1-pll-clkc.h b/include/dt-bindings/clock/a1-pll-clkc.h
> new file mode 100644
> index 000000000000..3a559518c6e6
> --- /dev/null
> +++ b/include/dt-bindings/clock/a1-pll-clkc.h
> @@ -0,0 +1,20 @@
> +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
> +/*
> + * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
> + * Author: Jian Hu <jian.hu at amlogic.com>
> + *
> + * Copyright (c) 2023, SberDevices. All Rights Reserved.
> + * Author: Dmitry Rokosov <ddrokosov at sberdevices.ru>
> + */
> +
> +#ifndef __A1_PLL_CLKC_H
> +#define __A1_PLL_CLKC_H
> +
> +#define CLKID_FIXED_PLL		1
> +#define CLKID_FCLK_DIV2		6
> +#define CLKID_FCLK_DIV3		7
> +#define CLKID_FCLK_DIV5		8
> +#define CLKID_FCLK_DIV7		9
> +#define CLKID_HIFI_PLL		10
> +
> +#endif /* __A1_PLL_CLKC_H */




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