[PATCH v2 2/2] mmc: sirf: fix the capbility to support DDR50

From: Weijun Yang According to hardware spec, validate DDR50 mode for SDXC. Signed-off-by: Weijun Yang Signed-off-by: Barry Song --- drivers/mmc/host/sdhci-sirf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git

[PATCH v2 1/2] mmc: core: enable CMD19 tuning for DDR50 mode

From: Weijun Yang As SD Specifications Part1 Physical Layer Specification Version 3.01 says, CMD19 tuning is available for unlocked cards in transfer state of 1.8V signaling mode. The small difference between v3.00 and 3.01 spec means that CMD19 tuning is also available for