[PATCH v5 1/2] ARM: dts: exynos: replace mshc0 alias with mmc-ddr-1_8v property
Krzysztof Kozlowski
krzysztof.kozlowski at linaro.org
Fri Mar 17 04:55:40 PDT 2023
On 16/03/2023 22:15, Henrik Grimler wrote:
> Previously, the mshc0 alias has been necessary so that
> MMC_CAP_1_8V_DDR | MMC_CAP_8_BIT_DATA are set for mshc_0/mmc_0.
> However, these capabilities should be described in the device tree so
> that we do not have to rely on the alias.
>
> The property mmc-ddr-1_8v replaces MMC_CAP_1_8V_DDR, while bus_width =
> <8>, which is already set for all the mshc0/mmc0 nodes, replaces
> MMC_CAP_8_BIT_DATA.
>
> Also drop other mshc aliases as they are not needed.
>
> Signed-off-by: Henrik Grimler <henrik at grimler.se>
> Tested-by: Marek Szyprowski <m.szyprowski at samsung.com>
>
> ---
>
> Changes since v4:
> * Do not set mmc-ddr-1_8v for sdhci_0 on Exynos 4210,
> following Marek's tests
>
> Changes since v3:
> * Drop attempt at node sorting/cleaning
> * Move two mmc alias additions to the other patch
> * Update commit message
>
> Changes since v2:
> * Set mmc-ddr-1_8v in device trees for mshc_0/mmc_0
>
>
> arch/arm/boot/dts/exynos3250-artik5.dtsi | 1 +
> arch/arm/boot/dts/exynos3250-monk.dts | 1 +
> arch/arm/boot/dts/exynos3250-rinato.dts | 1 +
Why you do not remove Exynos3250 aliases?
Best regards,
Krzysztof
More information about the linux-arm-kernel
mailing list