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SubjectRe: [PATCH] ARM: debug-ll: fix BCM63xx entry for multiplatform
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On 01/18/16 01:51, Arnd Bergmann wrote:
> During my randconfig build testing, I found that a kernel with
> DEBUG_AT91_UART and ARCH_BCM_63XX fails to build:
>
> arch/arm/include/debug/at91.S:18:0: error: "CONFIG_DEBUG_UART_VIRT" redefined [-Werror]
>
> It turns out that the DEBUG_UART_BCM63XX option is enabled whenever
> the ARCH_BCM_63XX is, and that breaks multiplatform kernels because
> we then end up using the UART address from BCM63XX rather than the
> one we actually configured (if any).
>
> This changes the BCM63XX options to only have one Kconfig option,
> and only enable that if the user explicitly turns it on.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Fixes: b51312bebfa4 ("ARM: BCM63XX: add low-level UART debug support")
> Cc: stable@vger.kernel.org
>
> diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> index c57cbb7e8179..4a2c6a3bc90a 100644
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
> @@ -153,10 +153,10 @@ choice
> mobile SoCs in the Kona family of chips (e.g. bcm28155,
> bcm11351, etc...)
>
> - config DEBUG_BCM63XX
> + config DEBUG_BCM63XX_UART
> bool "Kernel low-level debugging on BCM63XX UART"
> depends on ARCH_BCM_63XX
> - select DEBUG_UART_BCM63XX
> + help

What's with the empty help message (and lots of trailing whitespace)?

>
> config DEBUG_BERLIN_UART
> bool "Marvell Berlin SoC Debug UART"


--
~Randy

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