linux-kernel - Re: [PATCH v5 1/6] arm64: add basic Kconfig symbols for i.MX8

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Message-ID: <20181216091405.GK13243@dragon>
Date:   Sun, 16 Dec 2018 17:14:06 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Abel Vesa <abel.vesa@....com>
Cc:     Lucas Stach <l.stach@...gutronix.de>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Rob Herring <robh@...nel.org>,
        Aisheng Dong <aisheng.dong@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "patchwork-lst@...gutronix.de" <patchwork-lst@...gutronix.de>,
        Abel Vesa <abelvesa@...ux.com>,
        dl-linux-imx <linux-imx@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>
Subject: Re: [PATCH v5 1/6] arm64: add basic Kconfig symbols for i.MX8

On Sun, Dec 09, 2018 at 02:26:06PM +0000, Abel Vesa wrote:
> From: Lucas Stach <l.stach@...gutronix.de>
> 
> Add basic Kconfig symbols to make the MXC architecture available
> in the ARM64 world.
> 
> Signed-off-by: Lucas Stach <l.stach@...gutronix.de>
> Reviewed-by: Fabio Estevam <fabio.estevam@....com>
> ---
>  arch/arm64/Kconfig.platforms | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> index 28f0521..7e1545a 100644
> --- a/arch/arm64/Kconfig.platforms
> +++ b/arch/arm64/Kconfig.platforms
> @@ -142,6 +142,20 @@ config ARCH_MVEBU
>  	   - Armada 7K SoC Family
>  	   - Armada 8K SoC Family
>  
> +config ARCH_MXC
> +	bool "ARMv8 based NXP i.MX SoC family"
> +	help
> +	  This enables support for the ARMv8 based SoCs in the
> +	  NXP i.MX family.
> +
> +config SOC_IMX8MQ
> +	bool "i.MX8MQ support"
> +	depends on ARCH_MXC
> +	select ARM64_ERRATUM_843419
> +	select ARM64_ERRATUM_845719
> +	help
> +	  This enables support for the i.MX8MQ SoC.
> +

As we agreed in principle that option SOC_IMX8MQ should be drop from
ARM64 platform.  I updated the patch as below.

---8<-----------------

diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 51bc479334a4..3e177a332b92 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -142,6 +142,14 @@ config ARCH_MVEBU
           - Armada 7K SoC Family
           - Armada 8K SoC Family
 
+config ARCH_MXC
+       bool "ARMv8 based NXP i.MX SoC family"
+       select ARM64_ERRATUM_843419
+       select ARM64_ERRATUM_845719
+       help
+         This enables support for the ARMv8 based SoCs in the
+         NXP i.MX family.
+
 config ARCH_QCOM
        bool "Qualcomm Platforms"
        select GPIOLIB