linux-kernel - Re: [PATCH v3 03/12] dt-bindings: serial: samsung: do not allow reg-io-width for gs101

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Date: Tue, 16 Jan 2024 12:11:20 -0600
From: Sam Protsenko <semen.protsenko@...aro.org>
To: Tudor Ambarus <tudor.ambarus@...aro.org>
Cc: peter.griffin@...aro.org, krzysztof.kozlowski+dt@...aro.org, 
	gregkh@...uxfoundation.org, mturquette@...libre.com, sboyd@...nel.org, 
	robh+dt@...nel.org, conor+dt@...nel.org, andi.shyti@...nel.org, 
	alim.akhtar@...sung.com, jirislaby@...nel.org, s.nawrocki@...sung.com, 
	tomasz.figa@...il.com, cw00.choi@...sung.com, 
	linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, 
	linux-clk@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org, 
	linux-serial@...r.kernel.org, andre.draszik@...aro.org, 
	kernel-team@...roid.com, willmcvicker@...gle.com, 
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v3 03/12] dt-bindings: serial: samsung: do not allow
 reg-io-width for gs101

On Tue, Jan 9, 2024 at 6:59 AM Tudor Ambarus <tudor.ambarus@...aro.org> wrote:
>
> All gs101 serial ports are restricted to 32-bit register accesses.
> This requirement will be inferred from the compatible. Do not allow
> the reg-io-width property for the google,gs101-uart compatible.
>
> Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Reviewed-by: Peter Griffin <peter.griffin@...aro.org>
> Signed-off-by: Tudor Ambarus <tudor.ambarus@...aro.org>
> ---

Reviewed-by: Sam Protsenko <semen.protsenko@...aro.org>

> v3: collect Peter's R-b tag
> v2: new patch
>
>  Documentation/devicetree/bindings/serial/samsung_uart.yaml | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/serial/samsung_uart.yaml b/Documentation/devicetree/bindings/serial/samsung_uart.yaml
> index 133259ed3a34..0f0131026911 100644
> --- a/Documentation/devicetree/bindings/serial/samsung_uart.yaml
> +++ b/Documentation/devicetree/bindings/serial/samsung_uart.yaml
> @@ -143,6 +143,8 @@ allOf:
>      then:
>        required:
>          - samsung,uart-fifosize
> +      properties:
> +        reg-io-width: false
>
>  unevaluatedProperties: false
>
> --
> 2.43.0.472.g3155946c3a-goog
>
>