[PATCH 1/2] mmc: core: add DT binding for CMD23

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Provide the option to configure one type of multiple block read/wrte
transatction (CMD23 - it's optional.)

Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
---
 drivers/mmc/core/host.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 98f25ff..9bdc369 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -321,6 +321,8 @@ int mmc_of_parse(struct mmc_host *host)
 		host->caps2 |= MMC_CAP2_NO_SD;
 	if (of_property_read_bool(np, "no-mmc"))
 		host->caps2 |= MMC_CAP2_NO_MMC;
+	if (of_property_read_bool(np, "cap-mmc-cmd23"))
+		host->caps |= MMC_CAP_CMD23;
 
 	host->dsr_req = !of_property_read_u32(np, "dsr", &host->dsr);
 	if (host->dsr_req && (host->dsr & ~0xffff)) {
-- 
2.10.1

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