diff options
| author | Dong Aisheng <b29396@freescale.com> | 2012-03-28 15:58:48 +0800 |
|---|---|---|
| committer | Dong Aisheng <b29396@freescale.com> | 2012-03-29 11:24:47 +0800 |
| commit | 5b38424cbea86532d23b33ea6f27cea7353ffdf4 (patch) | |
| tree | 2e4f4e3b2332d274e4c78633a2bd99171e4362a7 /include | |
| parent | 45f8aab793e42597aee532dcdd78dea669b66abd (diff) | |
ENGR00178290-2 mmc: sdhci: introduce QUIRK_BROKEN_AUTO_CMD23 for mx6
We observed a few commands timeout when using auto cmd23.
The root cause is still unkonwn.
This patch is a workaround to not use auto cmd23 temporarily.
Signed-off-by: Dong Aisheng <b29396@freescale.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mmc/sdhci.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index d9dca2739cb5..a477e2e2093c 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -93,6 +93,9 @@ struct sdhci_host { /* The read-only detection via SDHCI_PRESENT_STATE register is unstable */ #define SDHCI_QUIRK_UNSTABLE_RO_DETECT (1<<31) + unsigned int quirks2; /* More deviations from spec. */ +#define SDHCI_QUIRK_BROKEN_AUTO_CMD23 (1<<0) + int irq; /* Device IRQ */ void __iomem *ioaddr; /* Mapped address */ |