Make sure that those basic capabilities are advertised by the host.
Signed-off-by: Jean-Jacques Hiblot <jjhib...@ti.com>
---
drivers/mmc/mmc.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 67f21ff..ec1dc49 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1587,10 +1587,10 @@ static int sd_select_mode_and_width(struct mmc *mmc,
uint card_caps)
uint caps;
mmc_dump_capabilities("sd card", card_caps);
- mmc_dump_capabilities("host", mmc->host_caps | MMC_MODE_1BIT);
+ mmc_dump_capabilities("host", mmc->host_caps);
/* Restrict card's capabilities by what the host can do */
- caps = card_caps & (mmc->host_caps | MMC_MODE_1BIT);
+ caps = card_caps & mmc->host_caps;
if (!uhs_en)
caps &= ~UHS_CAPS;
@@ -1771,10 +1771,10 @@ static int mmc_select_mode_and_width(struct mmc *mmc,
uint card_caps)
const struct ext_csd_bus_width *ecbw;
mmc_dump_capabilities("mmc", card_caps);
- mmc_dump_capabilities("host", mmc->host_caps | MMC_MODE_1BIT);
+ mmc_dump_capabilities("host", mmc->host_caps);
/* Restrict card's capabilities by what the host can do */
- card_caps &= (mmc->host_caps | MMC_MODE_1BIT);
+ card_caps &= mmc->host_caps;
/* Only version 4 of MMC supports wider bus widths */
if (mmc->version < MMC_VERSION_4)
@@ -2389,7 +2389,12 @@ int mmc_start_init(struct mmc *mmc)
bool uhs_en = supports_uhs(mmc->cfg->host_caps);
int err;
- mmc->host_caps = mmc->cfg->host_caps;
+ /*
+ * all hosts are capable of 1 bit bus-width and able to use the legacy
+ * timings.
+ */
+ mmc->host_caps = mmc->cfg->host_caps | MMC_CAP(SD_LEGACY) |
+ MMC_CAP(MMC_LEGACY) | MMC_MODE_1BIT;
/* we pretend there's no card when init is NULL */
no_card = mmc_getcd(mmc) == 0;
--
1.9.1
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