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mmc: sdhci-of-esdhc: support commands with busy response expecting TC

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The IP versions older than 2.3 didn't support commands with busy
response which expect the TC bit set. But after the VVN2.3, eSDHC
IP has supported it.

Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Jerry Huang 2012-11-23 17:25:03 +08:00 committed by Chris Ball
parent ab5023efdc
commit 3cf38833c7
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/sdhci-of-esdhc.c
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@ -177,6 +177,9 @@ static void esdhc_of_platform_init(struct sdhci_host *host)
vvn = (vvn & SDHCI_VENDOR_VER_MASK) >> SDHCI_VENDOR_VER_SHIFT;
if (vvn == VENDOR_V_22)
host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23;
if (vvn > VENDOR_V_22)
host->quirks &= ~SDHCI_QUIRK_NO_BUSY_IRQ;
}
static struct sdhci_ops sdhci_esdhc_ops = {