linux-kernel - Re: [PATCH v2 10/12] pinctrl: samsung: add exynosautov920 pinctrl

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Message-ID: <ae03b902-fa12-4a33-9a4f-ab3a5956ea5c@linaro.org>
Date:   Wed, 15 Nov 2023 13:42:15 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jaewon Kim <jaewon02.kim@...sung.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Tomasz Figa <tomasz.figa@...il.com>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-K?nig <u.kleine-koenig@...gutronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-pwm@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v2 10/12] pinctrl: samsung: add exynosautov920 pinctrl

On 15/11/2023 10:56, Jaewon Kim wrote:
> ExynosAutov920 GPIO has a different register structure.
> In the existing Exynos series, EINT control register enumerated after
> a specific offset (e.g EXYNOS_GPIO_ECON_OFFSET).
> However, in ExynosAutov920 SoC, the register that controls EINT belongs
> to each GPIO group, and each GPIO group has 0x1000 align.
> 
> This is a structure to protect the GPIO group with S2MPU in VM environment,
> and will only be applied in ExynosAuto series SoCs.

Checkpatch points some warnings:

CHECK: Alignment should match open parenthesis
CHECK: Lines should not end with a '('
CHECK: Macro argument reuse 'reg' - possible side-effects?

Best regards,
Krzysztof