linux-kernel - Re: [PATCH] ARM: tegra: Select SOC_TEGRA

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Date:   Wed, 15 Mar 2017 12:39:13 +0000
From:   Jon Hunter <jonathanh@...dia.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        "Olof Johansson" <olof@...om.net>, Joseph Lo <josephl@...dia.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: tegra: Select SOC_TEGRA_PMC to fix linking error


On 11/03/17 20:26, Krzysztof Kozlowski wrote:
> It is possible to create a ARMv7 config with ARCH_TEGRA but without any
> SoC specific flavors.  Such configs fails because mach-tegra/pm.c is
> compiled always and it references SOC_TEGRA_PMC driver:
> 
> 	arch/arm/mach-tegra/built-in.o: In function `tegra_pm_set':
> 	arch/arm/mach-tegra/pm.c:188: undefined reference to `tegra_pmc_enter_suspend_mode'
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  arch/arm/mach-tegra/Kconfig | 1 +
>  drivers/soc/tegra/Kconfig   | 4 ----
>  2 files changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
> index 329f01c5b6f8..eabf101979cc 100644
> --- a/arch/arm/mach-tegra/Kconfig
> +++ b/arch/arm/mach-tegra/Kconfig
> @@ -13,5 +13,6 @@ menuconfig ARCH_TEGRA
>  	select ARCH_HAS_RESET_CONTROLLER
>  	select RESET_CONTROLLER
>  	select SOC_BUS
> +	select SOC_TEGRA_PMC
>  	help
>  	  This enables support for NVIDIA Tegra based systems.
> diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig
> index 208d6edb3fdb..cfde6d666d4b 100644
> --- a/drivers/soc/tegra/Kconfig
> +++ b/drivers/soc/tegra/Kconfig
> @@ -12,7 +12,6 @@ config ARCH_TEGRA_2x_SOC
>  	select PINCTRL_TEGRA20
>  	select PL310_ERRATA_727915 if CACHE_L2X0
>  	select PL310_ERRATA_769419 if CACHE_L2X0
> -	select SOC_TEGRA_PMC
>  	select TEGRA_TIMER
>  	help
>  	  Support for NVIDIA Tegra AP20 and T20 processors, based on the
> @@ -24,7 +23,6 @@ config ARCH_TEGRA_3x_SOC
>  	select ARM_ERRATA_764369 if SMP
>  	select PINCTRL_TEGRA30
>  	select PL310_ERRATA_769419 if CACHE_L2X0
> -	select SOC_TEGRA_PMC
>  	select TEGRA_TIMER
>  	help
>  	  Support for NVIDIA Tegra T30 processor family, based on the
> @@ -35,7 +33,6 @@ config ARCH_TEGRA_114_SOC
>  	select ARM_ERRATA_798181 if SMP
>  	select HAVE_ARM_ARCH_TIMER
>  	select PINCTRL_TEGRA114
> -	select SOC_TEGRA_PMC
>  	select TEGRA_TIMER
>  	help
>  	  Support for NVIDIA Tegra T114 processor family, based on the
> @@ -45,7 +42,6 @@ config ARCH_TEGRA_124_SOC
>  	bool "Enable support for Tegra124 family"
>  	select HAVE_ARM_ARCH_TIMER
>  	select PINCTRL_TEGRA124
> -	select SOC_TEGRA_PMC
>  	select TEGRA_TIMER
>  	help
>  	  Support for NVIDIA Tegra T124 processor family, based on the

Thanks for the patch.

Acked-by: Jon Hunter <jonathanh@...dia.com>

Cheers
Jon

-- 
nvpublic