linux-kernel - Re: [PATCH v2 1/4] arm64: dts: ti: k3-am65: Flip mmc device ordering

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Date:   Wed, 8 Sep 2021 07:25:09 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Nishanth Menon <nm@...com>
Cc:     Tero Kristo <kristo@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Bao Cheng Su <baocheng.su@...mens.com>,
        Chao Zeng <chao.zeng@...mens.com>
Subject: Re: [PATCH v2 1/4] arm64: dts: ti: k3-am65: Flip mmc device ordering

On 08.09.21 04:44, Nishanth Menon wrote:
> On 18:37-20210907, Jan Kiszka wrote:
>> From: Jan Kiszka <jan.kiszka@...mens.com>
>>
>> This ensures that the SD card will remain mmc0 across devices with and
>> without eMMC.
>>
>> Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
>> ---
>>  arch/arm64/boot/dts/ti/k3-am65.dtsi | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-am65.dtsi b/arch/arm64/boot/dts/ti/k3-am65.dtsi
>> index a9fc1af03f27..785d931a2dd9 100644
>> --- a/arch/arm64/boot/dts/ti/k3-am65.dtsi
>> +++ b/arch/arm64/boot/dts/ti/k3-am65.dtsi
>> @@ -31,6 +31,8 @@ aliases {
>>  		i2c4 = &main_i2c2;
>>  		i2c5 = &main_i2c3;
>>  		ethernet0 = &cpsw_port1;
>> +		mmc0 = &sdhci1;
>> +		mmc1 = &sdhci0;
> 
> Jan,
> 
> Responding in context of [1]. Suggestion from Aswath is to do the
> following instead at SoC level:
> +		mmc0 = &sdhci0;
> +		mmc1 = &sdhci1;
> 

Then I will leave this up to you and will go back to v1 of this patch
(as we require it the other way around).

Jan

>>  	};
>>  
>>  	chosen { };
>> -- 
>> 2.31.1
>>
> [1] https://lore.kernel.org/all/4cb6e76e-479f-5e06-778a-4788be53afb9@siemens.com/
> 

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