linux-kernel - Re: [PATCH] clk: stm32: fix: stm32 clock drivers are not compiled by default

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Date:   Tue, 17 Apr 2018 11:58:37 +0200
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     <gabriel.fernandez@...com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        benjamin GAIGNARD <benjamin.gaignard@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] clk: stm32: fix: stm32 clock drivers are not compiled by
 default

Hi Gabriel

On 04/17/2018 11:15 AM, gabriel.fernandez@...com wrote:
> From: Gabriel Fernandez <gabriel.fernandez@...com>
> 
> Clock driver is mandatory if the machine is selected.
> Then don't use 'bool' and 'depends on' commands, but 'def_bool'
> with the machine(s).
> 
> Fixes: da32d3539fca ("clk: stm32: add configuration flags for each of the stm32 drivers")
> 
> 
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@...com>
> ---
>   drivers/clk/Kconfig | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
> index 41492e9..34968a3 100644
> --- a/drivers/clk/Kconfig
> +++ b/drivers/clk/Kconfig
> @@ -266,15 +266,13 @@ config COMMON_CLK_STM32MP157
>   	  Support for stm32mp157 SoC family clocks
>   
>   config COMMON_CLK_STM32F
> -	bool "Clock driver for stm32f4 and stm32f7 SoC families"
> -	depends on MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746
> +	def_bool COMMON_CLK && (MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746)
>   	help
>   	---help---
>   	  Support for stm32f4 and stm32f7 SoC families clocks
>   
>   config COMMON_CLK_STM32H7
> -	bool "Clock driver for stm32h7 SoC family"
> -	depends on MACH_STM32H743
> +	def_bool COMMON_CLK && MACH_STM32H743
>   	help
>   	---help---
>   	  Support for stm32h7 SoC family clocks
> 

Thanks for this fix. Without it, STM32 MCU boards doesn't boot on 4.17-rc1.

Acked-by: Alexandre TORGUE <alexandre.torgue@...com>