]> www.infradead.org Git - users/jedix/linux-maple.git/commit
mmc: sdhci_am654: Disable HS400 for AM62P SR1.0 and SR1.1
authorJudith Mendez <jm@ti.com>
Wed, 20 Aug 2025 19:30:47 +0000 (14:30 -0500)
committerUlf Hansson <ulf.hansson@linaro.org>
Thu, 21 Aug 2025 09:07:16 +0000 (11:07 +0200)
commitd2d7a96b29ea6ab093973a1a37d26126db70c79f
tree8598f1ee82ae7979b9f70ef199063c8c1c515554
parent99d7ab8db9d8230b243f5ed20ba0229e54cc0dfa
mmc: sdhci_am654: Disable HS400 for AM62P SR1.0 and SR1.1

This adds SDHCI_AM654_QUIRK_DISABLE_HS400 quirk which shall be used
to disable HS400 support. AM62P SR1.0 and SR1.1 do not support HS400
due to errata i2458 [0] so disable HS400 for these SoC revisions.

[0] https://www.ti.com/lit/er/sprz574a/sprz574a.pdf
Fixes: 37f28165518f ("arm64: dts: ti: k3-am62p: Add ITAP/OTAP values for MMC")
Cc: stable@vger.kernel.org
Signed-off-by: Judith Mendez <jm@ti.com>
Reviewed-by: Andrew Davis <afd@ti.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20250820193047.4064142-1-jm@ti.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/sdhci_am654.c