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-rw-r--r--drivers/mmc/fsl_esdhc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index 54b5363..35f879e 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -580,6 +580,13 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg)
mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT | MMC_MODE_HC;
+ if (cfg->max_bus_width > 0) {
+ if (cfg->max_bus_width < 8)
+ mmc->host_caps &= ~MMC_MODE_8BIT;
+ if (cfg->max_bus_width < 4)
+ mmc->host_caps &= ~MMC_MODE_4BIT;
+ }
+
if (caps & ESDHC_HOSTCAPBLT_HSS)
mmc->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;