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mmc: sdhci_am654: Enable tuning for SDR50
authorFaiz Abbas <faiz_abbas@ti.com>
Wed, 23 Sep 2020 10:52:06 +0000 (16:22 +0530)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 28 Sep 2020 10:31:07 +0000 (12:31 +0200)
commit764384d0640376049d1a5c8789ce1c4564c76969
treeeee4bf86724dcbc55d199cb724d6d1610593317etree | snapshot
parent13ebeae68ac9830fb8e6e8dfc84f55dba5aab58bcommit | diff
mmc: sdhci_am654: Enable tuning for SDR50

According to the SW tuning App note[1], tuning is required for all
UHS speed modes. Tuning for SDR50 is not enabled in Capabilities by
default so enable it from the CTL_CFG registers.

[1] https://www.ti.com/lit/pdf/spract9

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Link: https://lore.kernel.org/r/20200923105206.7988-7-faiz_abbas@ti.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/sdhci_am654.c diff | blob | history
Domain: System / Kernel;