From: Eugen Hristev eugen.hristev@microchip.com
commit 7871aa60ae0086fe4626abdf5ed13eeddf306c61 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: bb5f8ea4d514 ("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
--- drivers/mmc/host/sdhci-of-at91.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/mmc/host/sdhci-of-at91.c +++ b/drivers/mmc/host/sdhci-of-at91.c @@ -364,6 +364,9 @@ static int sdhci_at91_probe(struct platf 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;