Re: [PATCH v2 0/2] ARM: dts: add mmc aliases for Exynos devices

From: Henrik Grimler <henrik@grimler.se>
To: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	alim.akhtar@samsung.com, jenneron@protonmail.com,
	markuss.broks@gmail.com, martin.juecker@gmail.com,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
	phone-devel@vger.kernel.org,
	~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH v2 0/2] ARM: dts: add mmc aliases for Exynos devices
Date: Mon, 30 Jan 2023 20:59:35 +0100	[thread overview]
Message-ID: <Y9ghpylhwvB54E0w@localhost> (raw)
In-Reply-To: <e41a0a4c-b9c6-e396-313e-ea2990b2dd6f@samsung.com>

Hi Marek,

On Mon, Jan 30, 2023 at 02:28:27PM +0100, Marek Szyprowski wrote:
> On 28.01.2023 14:31, Henrik Grimler wrote:
> > It is convenient to have fixed mmcblk numbering of the eMMC and sdcard
> > so that assigned numbers will not change from boot-to-boot or
> > depending on if storage devices are actually attached or not.
> >
> > Anton Bambura has done the work for the chromebooks while I have
> > looked at the other devices.  On the chromebooks, mmc0 is used for
> > eMMC and mmc1 for sdcard, while mmc0 is used for eMMC and mmc2 for
> > sdcard on the other boards, simply because Anton and I had different
> > preferences.
> >
> > Also remove mshc aliases, as they should not be needed after [1] as
> > I understand it.
> 
> Thanks for this patchset. Long time ago I've tried to submit something 
> similar, but that time it has been rejected:
> 
> https://lore.kernel.org/all/20201105114804.18326-1-m.szyprowski@samsung.com/

Thanks for testing!  I missed that you had sent it before, Krzysztof
pointed it out in v1 as well.

> I hope that the mshc alias removal will help here.
> 
> BTW, similar patchset is needed for arch/arm64/boot/dts/exynos

Sure, I do not have any of the currently supported arm64 boards to
test with, but can send the same type of patch for arm64 as well.

[1] 

Best regards,
Henrik Grimler

> > [1] https://lkml.kernel.org/lkml/20211124184603.3897245-1-john@metanate.com
> >
> > ---
> >
> > Changes since v1:
> > * Move mshc alias cleanup to a separate commit
> > * Use mmc0 and mmc1 (instead of mmc0 and mmc2) for eMMC and sdcard on
> >    chromebooks
> > * Address Krzysztof's review comments:
> >   - Make changes per device rather than in soc dtsi
> >
> >
> > Henrik Grimler (2):
> >    ARM: dts: exynos: drop mshc aliases
> >    ARM: dts: exynos: add mmc aliases
> >
> >   arch/arm/boot/dts/exynos3250-artik5-eval.dts        | 5 +++++
> >   arch/arm/boot/dts/exynos3250-artik5.dtsi            | 5 +++++
> >   arch/arm/boot/dts/exynos3250-monk.dts               | 1 +
> >   arch/arm/boot/dts/exynos3250-rinato.dts             | 2 ++
> >   arch/arm/boot/dts/exynos3250.dtsi                   | 3 ---
> >   arch/arm/boot/dts/exynos4210-i9100.dts              | 6 ++++++
> >   arch/arm/boot/dts/exynos4210-origen.dts             | 5 +++++
> >   arch/arm/boot/dts/exynos4210-smdkv310.dts           | 4 ++++
> >   arch/arm/boot/dts/exynos4210-trats.dts              | 6 ++++++
> >   arch/arm/boot/dts/exynos4210-universal_c210.dts     | 6 ++++++
> >   arch/arm/boot/dts/exynos4412-itop-elite.dts         | 5 +++++
> >   arch/arm/boot/dts/exynos4412-midas.dtsi             | 3 +++
> >   arch/arm/boot/dts/exynos4412-odroid-common.dtsi     | 5 +++++
> >   arch/arm/boot/dts/exynos4412-origen.dts             | 5 +++++
> >   arch/arm/boot/dts/exynos4412-p4note.dtsi            | 6 ++++++
> >   arch/arm/boot/dts/exynos4412-smdk4412.dts           | 4 ++++
> >   arch/arm/boot/dts/exynos4412-tiny4412.dts           | 4 ++++
> >   arch/arm/boot/dts/exynos4412.dtsi                   | 1 -
> >   arch/arm/boot/dts/exynos5250-arndale.dts            | 5 +++++
> >   arch/arm/boot/dts/exynos5250-smdk5250.dts           | 2 ++
> >   arch/arm/boot/dts/exynos5250-snow-common.dtsi       | 3 +++
> >   arch/arm/boot/dts/exynos5250-spring.dts             | 5 +++++
> >   arch/arm/boot/dts/exynos5250.dtsi                   | 4 ----
> >   arch/arm/boot/dts/exynos5260-xyref5260.dts          | 5 +++++
> >   arch/arm/boot/dts/exynos5410-odroidxu.dts           | 2 ++
> >   arch/arm/boot/dts/exynos5410-smdk5410.dts           | 5 +++++
> >   arch/arm/boot/dts/exynos5420-arndale-octa.dts       | 5 +++++
> >   arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi | 5 +++++
> >   arch/arm/boot/dts/exynos5420-peach-pit.dts          | 3 +++
> >   arch/arm/boot/dts/exynos5420-smdk5420.dts           | 5 +++++
> >   arch/arm/boot/dts/exynos5420.dtsi                   | 3 ---
> >   arch/arm/boot/dts/exynos5422-odroid-core.dtsi       | 5 +++++
> >   arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi  | 4 ++++
> >   arch/arm/boot/dts/exynos5422-samsung-k3g.dts        | 4 ++++
> >   arch/arm/boot/dts/exynos5800-peach-pi.dts           | 3 +++
> >   35 files changed, 133 insertions(+), 11 deletions(-)
> >
> >
> > base-commit: 9ca5a7ce492d182c25ea2e785eeb72cee1d5056b
> 
> Best regards
> -- 
> Marek Szyprowski, PhD
> Samsung R&D Institute Poland
> 