Re: [PATCH 05/12] dt-bindings: clock: sunxi-ng: add bindings for R329 CCUs

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On Fri, Apr 22, 2022 at 11:41:08PM +0800, icenowy@xxxxxxxxxxx wrote:
> From: Icenowy Zheng <icenowy@xxxxxxx>
> 
> R329 has a CPUX CCU and a R-CCU, with all PLLs in R-CCU.
> 
> Add bindings for them, with R-CCU only taking 3 oscillators as input and
> main CCU taking oscillators + PLLs as input.
> 
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> ---
>  .../clock/allwinner,sun4i-a10-ccu.yaml        | 62 ++++++++++++++--
>  include/dt-bindings/clock/sun50i-r329-ccu.h   | 73 +++++++++++++++++++
>  include/dt-bindings/clock/sun50i-r329-r-ccu.h | 45 ++++++++++++
>  include/dt-bindings/reset/sun50i-r329-ccu.h   | 45 ++++++++++++
>  include/dt-bindings/reset/sun50i-r329-r-ccu.h | 24 ++++++
>  5 files changed, 241 insertions(+), 8 deletions(-)
>  create mode 100644 include/dt-bindings/clock/sun50i-r329-ccu.h
>  create mode 100644 include/dt-bindings/clock/sun50i-r329-r-ccu.h
>  create mode 100644 include/dt-bindings/reset/sun50i-r329-ccu.h
>  create mode 100644 include/dt-bindings/reset/sun50i-r329-r-ccu.h
> 
> diff --git a/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml b/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml
> index 15ed64d35261..c7a429e55483 100644
> --- a/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml
> +++ b/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml
> @@ -45,6 +45,8 @@ properties:
>        - allwinner,sun50i-h6-r-ccu
>        - allwinner,sun50i-h616-ccu
>        - allwinner,sun50i-h616-r-ccu
> +      - allwinner,sun50i-r329-ccu
> +      - allwinner,sun50i-r329-r-ccu
>        - allwinner,suniv-f1c100s-ccu
>        - nextthing,gr8-ccu
>  
> @@ -106,6 +108,7 @@ else:
>            - allwinner,sun50i-a100-ccu
>            - allwinner,sun50i-h6-ccu
>            - allwinner,sun50i-h616-ccu
> +          - allwinner,sun50i-r329-r-ccu
>  
>    then:
>      properties:
> @@ -118,14 +121,57 @@ else:
>          maxItems: 3
>  
>    else:
> -    properties:
> -      clocks:
> -        minItems: 2
> -        maxItems: 2
> -
> -      clock-names:
> -        minItems: 2
> -        maxItems: 2
> +    if:
> +      properties:
> +        compatible:
> +          const: allwinner,sun50i-r329-ccu
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 13
> +          maxItems: 13

This is (or should be) implied by the size of 'items'. Did you find that 
to not be the case?

> +          items:
> +            - description: High Frequency Oscillator (usually at 24MHz)
> +            - description: Low Frequency Oscillator (usually at 32kHz)
> +            - description: Internal Oscillator
> +            - description: CPUX PLL
> +            - description: Peripherals PLL
> +            - description: Peripherals PLL (2x)
> +            - description: Peripherals PLL derivated 800MHz clock
> +            - description: Audio PLL 0
> +            - description: Audio PLL 0 (/2)
> +            - description: Audio PLL 0 (/5)
> +            - description: Audio PLL 1
> +            - description: Audio PLL 1 (2x)
> +            - description: Audio PLL 1 (4x)

> diff --git a/include/dt-bindings/clock/sun50i-r329-ccu.h b/include/dt-bindings/clock/sun50i-r329-ccu.h
> new file mode 100644
> index 000000000000..116f8d13a9b3
> --- /dev/null
> +++ b/include/dt-bindings/clock/sun50i-r329-ccu.h
> @@ -0,0 +1,73 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * Copyright (c) 2021 Sipeed

It's 2022.

> diff --git a/include/dt-bindings/clock/sun50i-r329-r-ccu.h b/include/dt-bindings/clock/sun50i-r329-r-ccu.h
> new file mode 100644
> index 000000000000..c327d1a1b602
> --- /dev/null
> +++ b/include/dt-bindings/clock/sun50i-r329-r-ccu.h
> @@ -0,0 +1,45 @@
> +/* SPDX-License-Identifier: GPL-2.0 */

> diff --git a/include/dt-bindings/reset/sun50i-r329-ccu.h b/include/dt-bindings/reset/sun50i-r329-ccu.h
> new file mode 100644
> index 000000000000..bb704a82443f
> --- /dev/null
> +++ b/include/dt-bindings/reset/sun50i-r329-ccu.h
> @@ -0,0 +1,45 @@
> +/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */

> diff --git a/include/dt-bindings/reset/sun50i-r329-r-ccu.h b/include/dt-bindings/reset/sun50i-r329-r-ccu.h
> new file mode 100644
> index 000000000000..40644f2f21c6
> --- /dev/null
> +++ b/include/dt-bindings/reset/sun50i-r329-r-ccu.h
> @@ -0,0 +1,24 @@
> +/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */

Why the different licenses? GPL-2.0 OR BSD-2-Clause is preferred. MIT is 
fine if that's what matches the dts files.

Rob



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