linux-kernel - Re: [PATCH v7 1/4] dt-bindings: soc: sophgo: Add Sophgo system control module

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Date: Mon, 8 Jan 2024 08:03:01 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Chen Wang <unicornxw@...il.com>, aou@...s.berkeley.edu,
 chao.wei@...hgo.com, conor@...nel.org, krzysztof.kozlowski+dt@...aro.org,
 mturquette@...libre.com, palmer@...belt.com, paul.walmsley@...ive.com,
 richardcochran@...il.com, robh+dt@...nel.org, sboyd@...nel.org,
 devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
 haijiao.liu@...hgo.com, xiaoguang.xing@...hgo.com, guoren@...nel.org,
 jszhang@...nel.org, inochiama@...look.com, samuel.holland@...ive.com
Cc: Chen Wang <unicorn_wang@...look.com>
Subject: Re: [PATCH v7 1/4] dt-bindings: soc: sophgo: Add Sophgo system
 control module

On 08/01/2024 07:48, Chen Wang wrote:
> From: Chen Wang <unicorn_wang@...look.com>
> 
> Add documentation to describe Sophgo System Controller for SG2042.
> 
> Signed-off-by: Chen Wang <unicorn_wang@...look.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>  .../soc/sophgo/sophgo,sg2042-sysctrl.yaml     | 34 +++++++++++++++++++
>  1 file changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml b/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml
> new file mode 100644
> index 000000000000..1ec1eaa55598
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml
> @@ -0,0 +1,34 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/sophgo/sophgo,sg2042-sysctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sophgo SG2042 SoC system controller
> +
> +maintainers:
> +  - Chen Wang <unicorn_wang@...look.com>
> +
> +description:
> +  The Sophgo SG2042 SoC system controller provides register information such
> +  as offset, mask and shift that can be used by other modules, such as clocks.

"offset, mask and shift" is not a register information stored in
syscons. Are you really sure, that your system controller hardware
stores offsets of some other registers?

Show as some example of such offsets, masks and shifts provided by this
hardware.



Best regards,
Krzysztof