Signed-off-by: John Rigby <john.ri...@linaro.org>
---
V3: use get_cpu_family and get_cpu_rev in test, previous patch also disabled
multiblock on beagle-xm
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..957b987 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_family() == CPU_OMAP34XX) && (get_cpu_rev() <=
CPU_3XX_ES21))
+ mmc->b_max = 1;
+#endif
+
mmc_register(mmc);
return 0;
--
1.7.1
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