[U-Boot] [PATCHv2 2/2] mmc: omap_hsmmc.c: disable multiblock rw on old rev omap34xx silicon

Signed-off-by: John Rigby john.rigby@linaro.org --- V2: split out omap_hsmmc use of b_max into separate patch

drivers/mmc/omap_hsmmc.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index dcbde89..a2a6d55 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -467,6 +467,14 @@ int omap_mmc_init(int dev_index)

mmc->b_max = 0;

+#if defined(CONFIG_OMAP34XX) + /* + * Silicon revs 2.1 and older do not support multiblock transfers. + */ + if (get_cpu_rev() <= CPU_3XX_ES21) + mmc->b_max = 1; +#endif + mmc_register(mmc);

return 0;