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mmc: sdhci-of-at91: add quirk for broken HS200

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commit 7871aa60ae upstream.

HS200 is not implemented in the driver, but the controller claims it
through caps. Remove it via a quirk, to make sure the mmc core do not try
to enable HS200, as it causes the eMMC initialization to fail.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Fixes: bb5f8ea4d5 ("mmc: sdhci-of-at91: introduce driver for the Atmel SDMMC")
Cc: stable@vger.kernel.org # v4.4+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eugen Hristev
2019-08-08 08:35:40 +00:00
committed by Greg Kroah-Hartman
parent b72e73cb47
commit bafd1f6c9c
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/sdhci-of-at91.c
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@@ -364,6 +364,9 @@ static int sdhci_at91_probe(struct platform_device *pdev)
pm_runtime_set_autosuspend_delay(&pdev->dev, 50);
pm_runtime_use_autosuspend(&pdev->dev);
/* HS200 is broken at this moment */
host->quirks2 = SDHCI_QUIRK2_BROKEN_HS200;
ret = sdhci_add_host(host);
if (ret)
goto pm_runtime_disable;