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From: Arnd Bergmann <arnd@arndb.de>
To: Amit Kucheria <amit.kucheria@linaro.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	arm-soc <arm@kernel.org>,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Mark Brown <broonie@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Sebastian Reichel <sre@kernel.org>,
	Stephen Boyd <sboyd@kernel.org>, Will Deacon <will@kernel.org>,
	linux-clk <linux-clk@vger.kernel.org>
Subject: Re: [PATCH 3/4] arm64: Kconfig: Fix VEXPRESS driver dependencies
Date: Thu, 12 Sep 2019 11:17:14 +0200
Message-ID: <CAK8P3a3u8KhgaqoK0=2CXBs0HMh0fuN-ANvvQtSrWQm0J6xnvw@mail.gmail.com> (raw)
In-Reply-To: <8f539b28c25d22b8f515c131cd6b24c309f7ca90.1568239378.git.amit.kucheria@linaro.org>

On Thu, Sep 12, 2019 at 12:19 AM Amit Kucheria <amit.kucheria@linaro.org> wrote:
>
> Push various VEXPRESS drivers behind ARCH_VEXPRESS dependency so that it
> doesn't get enabled by default on other platforms.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
> ---
>  drivers/bus/Kconfig           | 2 +-
>  drivers/clk/versatile/Kconfig | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
> index d80e8d70bf10..b2b1beee9953 100644
> --- a/drivers/bus/Kconfig
> +++ b/drivers/bus/Kconfig
> @@ -166,7 +166,7 @@ config UNIPHIER_SYSTEM_BUS
>
>  config VEXPRESS_CONFIG
>         bool "Versatile Express configuration bus"
> -       default y if ARCH_VEXPRESS
> +       depends on ARCH_VEXPRESS
>         depends on ARM || ARM64
>         depends on OF

Removing the 'default y' breaks existing defconfig files,

Adding the 'depends on ARCH_VEXPRESS' unnecessarily limits
compile-testing. I'd rather extend it to other architectures than
limit it to builds that have vexpress enabled.

> diff --git a/drivers/clk/versatile/Kconfig b/drivers/clk/versatile/Kconfig
> index ac766855ba16..826750292c1e 100644
> --- a/drivers/clk/versatile/Kconfig
> +++ b/drivers/clk/versatile/Kconfig
> @@ -5,8 +5,8 @@ config ICST
>  config COMMON_CLK_VERSATILE
>         bool "Clock driver for ARM Reference designs"
>         depends on ARCH_INTEGRATOR || ARCH_REALVIEW || \
> -               ARCH_VERSATILE || ARCH_VEXPRESS || ARM64 || \
> -               COMPILE_TEST
> +               ARCH_VERSATILE || ARCH_VEXPRESS || COMPILE_TEST
> +       depends on ARM64

It's definitely wrong to limit this to 64 bit.

      Arnd

  reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-11 22:18 [PATCH 0/4] Cleanup arm64 " Amit Kucheria
2019-09-11 22:18 ` [PATCH 1/4] arm64: Kconfig: Fix XGENE " Amit Kucheria
2019-09-12  1:03   ` Stephen Boyd
2019-09-12  9:23   ` Arnd Bergmann
2019-09-11 22:18 ` [PATCH 3/4] arm64: Kconfig: Fix VEXPRESS " Amit Kucheria
2019-09-12  9:17   ` Arnd Bergmann [this message]
2019-09-13 10:12   ` Sudeep Holla
2019-09-20 20:12     ` Amit Kucheria
2019-09-11 22:18 ` [PATCH 4/4] arm64: Kconfig: Fix EXYNOS " Amit Kucheria
2019-09-12  9:19   ` Arnd Bergmann
2019-09-12  9:32   ` Mark Brown
2019-09-12  9:29 ` [PATCH 0/4] Cleanup arm64 " Arnd Bergmann
2019-09-12  9:47   ` Amit Kucheria
2019-09-12 10:03   ` Mark Brown
2019-09-12  9:46 ` Mark Brown
2019-09-12 10:03   ` Amit Kucheria
2019-09-12 10:53     ` Mark Brown

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