Re: [PATCH 7/7] arm64: dts: tegra210-p2597: Remove no-1-8-v from sdmmc1
From: Aapo Vienamo
Date: Wed Jul 25 2018 - 04:13:11 EST
On Wed, 25 Jul 2018 09:58:37 +0300
Mikko Perttunen <cyndis@xxxxxxxx> wrote:
> Looks like patch 6 will probably cause tegra-sdhci to start advertising
> faster modes (see " if (!IS_ERR(host->mmc->supply.vqmmc))" in
> sdhci-tegra.c). With that patch and this, will the SDHCI core start to
> try putting us into these higher modes? Clearly that won't work yet
> before the upcoming patches.
The SDHCI core won't do that yet at this point. The host capability bits
for the higher speed modes are currently masked by tegra_sdhci_reset()
in sdhci-tegra. The modes are unmasked in another patch after everything
that's required to support the modes has been implemented.