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[U-Boot,23/33] mmc: dw_mmc: fix bus width setting

Message ID 1494828447-24332-23-git-send-email-xzy.xu@rock-chips.com
State Not Applicable
Delegated to: Jaehoon Chung
Headers show

Commit Message

Xu Ziyuan May 15, 2017, 6:07 a.m. UTC 
Hosts capable of 8-bit transfers can also do 4 bits.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
---

 drivers/mmc/dw_mmc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index dcd7fba..3b89e7a 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -559,8 +559,7 @@  void dwmci_setup_cfg(struct mmc_config *cfg, struct dwmci_host *host,
 	cfg->host_caps = host->caps;
 
 	if (host->buswidth == 8) {
-		cfg->host_caps |= MMC_MODE_8BIT;
-		cfg->host_caps &= ~MMC_MODE_4BIT;
+		cfg->host_caps |= MMC_MODE_8BIT | MMC_MODE_4BIT;
 	} else {
 		cfg->host_caps |= MMC_MODE_4BIT;
 		cfg->host_caps &= ~MMC_MODE_8BIT;