linux-kernel - Re: [PATCH] powerpc/82xx: Select FSL

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Date:   Thu, 14 Sep 2023 12:30:14 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/82xx: Select FSL_SOC



On 9/14/23 08:23, Christophe Leroy wrote:
> It used to be impossible to select CONFIG_CPM2 without selecting
> CONFIG_FSL_SOC at the same time because CONFIG_CPM2 was dependent
> on CONFIG_8260 and CONFIG_8260 was selecting CONFIG_FSL_SOC.
> 
> But after commit eb5aa2137275 ("powerpc/82xx: Remove CONFIG_8260
> and CONFIG_8272") CONFIG_CPM2 depends on CONFIG_MPC82xx instead
> but CONFIG_MPC82xx doesn't directly selects CONFIG_FSL_SOC.
> 
> Fix it by forcing CONFIG_MPC82xx to select CONFIG_FSL_SOC just
> like already done by MPC8xx, MPC512x, MPC83xx, PPC_86xx.
> 
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Fixes: eb5aa2137275 ("powerpc/82xx: Remove CONFIG_8260 and CONFIG_8272")
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>

Acked-by: Randy Dunlap <rdunlap@...radead.org>
Tested-by: Randy Dunlap <rdunlap@...radead.org>

Thanks for tracking this down.

> ---
>  arch/powerpc/platforms/82xx/Kconfig | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/arch/powerpc/platforms/82xx/Kconfig b/arch/powerpc/platforms/82xx/Kconfig
> index d9f1a2a83158..1824536cf6f2 100644
> --- a/arch/powerpc/platforms/82xx/Kconfig
> +++ b/arch/powerpc/platforms/82xx/Kconfig
> @@ -2,6 +2,7 @@
>  menuconfig PPC_82xx
>  	bool "82xx-based boards (PQ II)"
>  	depends on PPC_BOOK3S_32
> +	select FSL_SOC
>  
>  if PPC_82xx
>  
> @@ -9,7 +10,6 @@ config EP8248E
>  	bool "Embedded Planet EP8248E (a.k.a. CWH-PPC-8248N-VE)"
>  	select CPM2
>  	select PPC_INDIRECT_PCI if PCI
> -	select FSL_SOC
>  	select PHYLIB if NETDEVICES
>  	select MDIO_BITBANG if PHYLIB
>  	help
> @@ -22,7 +22,6 @@ config MGCOGE
>  	bool "Keymile MGCOGE"
>  	select CPM2
>  	select PPC_INDIRECT_PCI if PCI
> -	select FSL_SOC
>  	help
>  	  This enables support for the Keymile MGCOGE board.
>  

-- 
~Randy