mmc: Test bus-width for old MMC devices

[~andy/linux] / include / linux / mmc / host.h

diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 3a85e73a38a956d33785f08d1356e9604df31f79..bcb793ec7374f61d2552cca43f573bdd1f100ece 100644 (file)
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -172,6 +172,7 @@ struct mmc_host {
 #define MMC_CAP_1_2V_DDR       (1 << 12)       /* can support */
                                                /* DDR mode at 1.2V */
 #define MMC_CAP_POWER_OFF_CARD (1 << 13)       /* Can power off after boot */
+#define MMC_CAP_BUS_WIDTH_TEST (1 << 14)       /* CMD14/CMD19 bus width ok */
 
        mmc_pm_flag_t           pm_caps;        /* supported pm features */