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mmc: sdhci-pci-gli: A workaround to allow GL9750 to enter ASPM L1.2
authorVictor Shih <victor.shih@genesyslogic.com.tw>
Tue, 12 Sep 2023 09:17:10 +0000 (17:17 +0800)
committerUlf Hansson <ulf.hansson@linaro.org>
Tue, 26 Sep 2023 13:12:45 +0000 (15:12 +0200)
commitd7133797e9e1b72fd89237f68cb36d745599ed86
treef08a9ba67131b3c1e7063844f1a2e8ea6a15598etree | snapshot
parent3b7eee6aae0b3212183fa63a4ae7887924218987commit | diff
mmc: sdhci-pci-gli: A workaround to allow GL9750 to enter ASPM L1.2

When GL9750 enters ASPM L1 sub-states, it will stay at L1.1 and will not
enter L1.2. The workaround is to toggle PM state to allow GL9750 to enter
ASPM L1.2.

Signed-off-by: Victor Shih <victor.shih@genesyslogic.com.tw>
Link: https://lore.kernel.org/r/20230912091710.7797-1-victorshihgli@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/sdhci-pci-gli.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git