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Diffstat (limited to 'drivers/mmc/omap_hsmmc.c')
-rw-r--r-- | drivers/mmc/omap_hsmmc.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index 6f2280abff..957b9877a0 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -465,6 +465,16 @@ int omap_mmc_init(int dev_index) mmc->f_min = 400000; mmc->f_max = 52000000; + mmc->b_max = 0; + +#if defined(CONFIG_OMAP34XX) + /* + * Silicon revs 2.1 and older do not support multiblock transfers. + */ + if ((get_cpu_family() == CPU_OMAP34XX) && (get_cpu_rev() <= CPU_3XX_ES21)) + mmc->b_max = 1; +#endif + mmc_register(mmc); return 0; |