linux-kernel - Re: [PATCH v2 3/5] ARM: tegra: transformer: use labels for mmc in aliases

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Date:   Tue, 28 Mar 2023 15:48:58 +0300
From:   Svyatoslav Ryhel <clamor95@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Maxim Schwalm <maxim.schwalm@...il.com>,
        Dmitry Osipenko <digetx@...il.com>, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/5] ARM: tegra: transformer: use labels for mmc in aliases



28 березня 2023 р. 14:39:05 GMT+03:00, Thierry Reding <thierry.reding@...il.com> написав(-ла):
>On Sat, Mar 04, 2023 at 10:43:17AM +0200, Svyatoslav Ryhel wrote:
>> Since mmc devices in common dtsi are labeled let's use labels
>> for simpler comprehension of tree.
>> 
>> Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
>> ---
>>  arch/arm/boot/dts/tegra30-asus-transformer-common.dtsi | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>> 
>> diff --git a/arch/arm/boot/dts/tegra30-asus-transformer-common.dtsi b/arch/arm/boot/dts/tegra30-asus-transformer-common.dtsi
>> index 08ea9cb32d0e..70f7f279fd35 100644
>> --- a/arch/arm/boot/dts/tegra30-asus-transformer-common.dtsi
>> +++ b/arch/arm/boot/dts/tegra30-asus-transformer-common.dtsi
>> @@ -12,9 +12,9 @@ / {
>>  	chassis-type = "convertible";
>>  
>>  	aliases {
>> -		mmc0 = "/mmc@...00600"; /* eMMC */
>> -		mmc1 = "/mmc@...00000"; /* uSD slot */
>> -		mmc2 = "/mmc@...00400"; /* WiFi */
>> +		mmc0 = &sdmmc4; /* eMMC */
>> +		mmc1 = &sdmmc1; /* uSD slot */
>> +		mmc2 = &sdmmc3; /* WiFi */
>
>I find it hard to see the improvement here. If you really need this,
>please merge this with the patch that adds the labels and add them on an
>as-needed basis. That is, if you want to replace the paths by phandle
>references here, then introduce the sdmmc{1,3,4} labels, but not the
>other ones which aren't used.
>

I see your point, I will reshape first 3 patches with labels. I may
amend this patchset entirely, though patches 4 (mount matrix) and
5 (peripheral opps) should be valid.

Best regards,
Svyatoslav R.

>Thierry