Messages in this thread | | | Subject | Re: [PATCH] ARM: dts: exynos: Assign a fixed index to mmc devices on exynos4412 based ODROID boards | From | Marek Szyprowski <> | Date | Wed, 4 Nov 2020 13:25:40 +0100 |
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Hi Markus,
On 04.11.2020 11:25, Markus Reichl wrote: > Recently introduced async probe on mmc devices can shuffle block IDs. > Pin them to fixed values to ease booting in evironments where UUIDs ar not practical. > Use newly introduced aliases for mmcblk devices from [1]. > > [1] > https://patchwork.kernel.org/patch/11747669/ > > Signed-off-by: Markus Reichl <m.reichl@fivetechno.de> > --- > arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi > index a5c1ce1e396c..aa10d5bc7e1c 100644 > --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi > +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi > @@ -13,6 +13,11 @@ > #include "exynos-mfc-reserved-memory.dtsi" > > / { > + aliases { > + mmc0 = &sdhci_2; > + mmc1 = &mshc_0;
Like in the OdroidXU3-family patch, I would use 0 for the eMMC (mshc_0) and 2 for the SD-card (sdhci_2).
> + }; > + > chosen { > stdout-path = &serial_1; > };
Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland
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