[U-Boot] [PATCH 4/8] mmc: sdhci: do not overwrite host_caps in sdhci_setup_cfg()

Masahiro Yamada yamada.masahiro at socionext.com
Fri Dec 29 17:00:08 UTC 2017


This line overwrites host_cap that has been set by drivers and/or
helpers like mmc_of_parse().  Accumulate capabilities flags.

Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
---

 drivers/mmc/sdhci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index e2ddf5d..243e0e5 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -594,7 +594,7 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
 	if (host->quirks & SDHCI_QUIRK_BROKEN_VOLTAGE)
 		cfg->voltages |= host->voltages;
 
-	cfg->host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_4BIT;
+	cfg->host_caps |= MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_4BIT;
 
 	/* Since Host Controller Version3.0 */
 	if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) {
-- 
2.7.4



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