MMC_BUS_WIDTH_* macros do not correspond with the real bus width.
After setting a bus width larger than 1 bit the next call to change the
frequency ends in the default handler and the host interface stays silently
at the previous frequency.
Signed-off-by: Juergen Beisert <j...@pengutronix.de>
---
drivers/mci/mxs.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/mci/mxs.c b/drivers/mci/mxs.c
index e2ffa43..3045e6a 100644
--- a/drivers/mci/mxs.c
+++ b/drivers/mci/mxs.c
@@ -515,23 +515,23 @@ static void mxs_mci_set_ios(struct mci_host *host, struct
mci_ios *ios)
switch (ios->bus_width) {
case MMC_BUS_WIDTH_8:
mxs_mci->bus_width = 2;
- host->bus_width = 8; /* 8 bit is possible */
+ pr_debug("IO settings: changing bus width to 8 bits\n");
break;
case MMC_BUS_WIDTH_4:
mxs_mci->bus_width = 1;
- host->bus_width = 4; /* 4 bit is possible */
+ pr_debug("IO settings: changing bus width to 4 bits\n");
break;
case MMC_BUS_WIDTH_1:
mxs_mci->bus_width = 0;
- host->bus_width = 1; /* 1 bit is possible */
+ pr_debug("IO settings: changing bus width to 1 bit\n");
break;
default:
+ pr_debug("IO settings: unsupported bus width!\n");
return;
}
mxs_mci->clock = mxs_mci_setup_clock_speed(mxs_mci, ios->clock);
- pr_debug("IO settings: bus width=%d, frequency=%u Hz\n",
host->bus_width,
- mxs_mci->clock);
+ pr_debug("IO settings: frequency=%u Hz\n", mxs_mci->clock);
}
/* ----------------------------------------------------------------------- */
--
1.8.2.rc2
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
