From: Vincent Wan <vincent.wan@amd.com>
Date: Wed, 5 Nov 2014 06:09:28 +0000 (+0800)
Subject: mmc: sdhci-pci: enable sdhci doesn't support hs200 quirk for AMD sdhci
X-Git-Tag: firefly_0821_release~176^2~2782^2~49
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e765bfa22a8f06f0964a97e3e81148511d75140a;p=firefly-linux-kernel-4.4.55.git

mmc: sdhci-pci: enable sdhci doesn't support hs200 quirk for AMD sdhci

AMD SD controller supports the SDR104 mode, but caps2 can not
be promoted to support hs200 for eMMC.

Signed-off-by: Vincent Wan <vincent.wan@amd.com>
Signed-off-by: Wan Zongshun <mcuos.com@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 5a77f188b503..c1ecd204c194 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -652,8 +652,10 @@ static int amd_probe(struct sdhci_pci_chip *chip)
 	smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
 			PCI_DEVICE_ID_AMD_HUDSON2_SMBUS, NULL);
 
-	if (smbus_dev && (smbus_dev->revision < 0x51))
+	if (smbus_dev && (smbus_dev->revision < 0x51)) {
 		chip->quirks2 |= SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD;
+		chip->quirks2 |= SDHCI_QUIRK2_BROKEN_HS200;
+	}
 
 	return 0;
 }