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From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Will McVicker <willmcvicker@google.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Tomasz Figa <tomasz.figa@gmail.com>,
	Sylwester Nawrocki <s.nawrocki@samsung.com>,
	Linus Walleij <linus.walleij@linaro.org>
Cc: Lee Jones <lee.jones@linaro.org>,
	kernel-team@android.com, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
	linux-gpio@vger.kernel.org
Subject: Re: [PATCH v1 3/4] pinctrl: samsung: change PINCTRL_EXYNOS default config logic
Date: Tue, 21 Sep 2021 09:27:42 +0200	[thread overview]
Message-ID: <e178ae7b-6956-94f5-535b-067e1915c5fb@canonical.com> (raw)
In-Reply-To: <20210920190350.3860821-4-willmcvicker@google.com>

On 20/09/2021 21:03, Will McVicker wrote:
> Switching the default config logic of PINCTRL_EXYNOS to use "default
> y if ARCH_EXYNOS" versus having ARCH_EXYNOS directly select the config.
> This gives vendors the flexibility to disable the config or modularize
> it in the presence of a generic kernel.

Reasoning is incorrect. This is an essential driver which CANNOT be
disabled for any kernel having ARCH_EXYNOS or ARCH_S5PV210. You are
trying to prepare it for some out-of-tree code? Please, upstream your
code instead.

> 
> Verified this change doesn't effect the .config.
> 
> Signed-off-by: Will McVicker <willmcvicker@google.com>
> ---
>  arch/arm64/Kconfig.platforms    | 1 -
>  drivers/pinctrl/samsung/Kconfig | 1 +
>  2 files changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> index 6a006490c9b9..a884e5da8b0f 100644
> --- a/arch/arm64/Kconfig.platforms
> +++ b/arch/arm64/Kconfig.platforms
> @@ -93,7 +93,6 @@ config ARCH_EXYNOS
>  	bool "ARMv8 based Samsung Exynos SoC family"
>  	select HAVE_S3C_RTC if RTC_CLASS
>  	select PINCTRL
> -	select PINCTRL_EXYNOS
>  	select PM_GENERIC_DOMAINS if PM
>  	help
>  	  This enables support for ARMv8 based Samsung Exynos SoC family.
> diff --git a/drivers/pinctrl/samsung/Kconfig b/drivers/pinctrl/samsung/Kconfig
> index dfd805e76862..483acb8ac1f6 100644
> --- a/drivers/pinctrl/samsung/Kconfig
> +++ b/drivers/pinctrl/samsung/Kconfig
> @@ -12,6 +12,7 @@ config PINCTRL_EXYNOS
>  	bool "Pinctrl common driver part for Samsung Exynos SoCs"
>  	depends on OF_GPIO
>  	depends on ARCH_EXYNOS || ARCH_S5PV210 || COMPILE_TEST
> +	default y if ARCH_EXYNOS

default ARCH_EXYNOS || ARCH_S5PV210
... and update all mach Kconfigs.

>  	select PINCTRL_SAMSUNG
>  	select PINCTRL_EXYNOS_ARM if ARM && (ARCH_EXYNOS || ARCH_S5PV210)
>  	select PINCTRL_EXYNOS_ARM64 if ARM64 && ARCH_EXYNOS
> 


Best regards,
Krzysztof

  reply	other threads:[~2021-09-21  7:27 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-20 19:03 [PATCH v1 0/4] arm64: Kconfig: Update ARCH_EXYNOS select configs Will McVicker
2021-09-20 19:03 ` [PATCH v1 1/4] clk: samsung: change COMMON_CLK_SAMSUNG default config logic Will McVicker
2021-09-21  7:29   ` Krzysztof Kozlowski
2021-09-21  7:50     ` Geert Uytterhoeven
2021-09-21  8:35       ` Krzysztof Kozlowski
2021-09-21 17:58         ` Will McVicker
2021-09-21 18:04           ` Krzysztof Kozlowski
2021-09-23 12:57             ` Lee Jones
2021-09-23 13:27               ` Krzysztof Kozlowski
2021-09-23 14:18                 ` Lee Jones
2021-09-23 16:27                   ` Krzysztof Kozlowski
2021-09-23 16:30                     ` Krzysztof Kozlowski
2021-09-20 19:03 ` [PATCH v1 2/4] soc: samsung: change SOC_SAMSUNG " Will McVicker
2021-09-20 20:57   ` Will McVicker
2021-09-21  7:23   ` Krzysztof Kozlowski
2021-09-21  8:19     ` Lee Jones
2021-09-21 17:45       ` Will McVicker
2021-09-21 18:20         ` Krzysztof Kozlowski
2021-09-23 12:39           ` Lee Jones
2021-09-23 12:57             ` Krzysztof Kozlowski
2021-09-23 13:41               ` Lee Jones
2021-09-23 16:19                 ` Geert Uytterhoeven
2021-09-23 18:05                   ` Geert Uytterhoeven
2021-09-20 19:03 ` [PATCH v1 3/4] pinctrl: samsung: change PINCTRL_EXYNOS " Will McVicker
2021-09-21  7:27   ` Krzysztof Kozlowski [this message]
2021-09-21  8:18     ` Lee Jones
2021-09-23 21:52   ` Linus Walleij
2021-09-21  7:08 ` [PATCH v1 0/4] arm64: Kconfig: Update ARCH_EXYNOS select configs Lee Jones
2021-09-21  7:19 ` Krzysztof Kozlowski
2021-09-21  7:22   ` Krzysztof Kozlowski
2021-09-21  8:11   ` Lee Jones
2021-09-21  8:25     ` Krzysztof Kozlowski
2021-09-21  8:41       ` Lee Jones
2021-09-25  2:17       ` Saravana Kannan
2021-09-27  8:08         ` Krzysztof Kozlowski
2021-09-27  8:16           ` Geert Uytterhoeven
2021-09-27 18:07           ` Saravana Kannan
2021-09-27 19:54             ` Geert Uytterhoeven

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