Author: andrew
Date: Thu Aug 27 16:24:30 2015
New Revision: 287213
URL: https://svnweb.freebsd.org/changeset/base/287213
Log:
Limit the speed to the bus frequency.
Sponsored by: ABT Systems Ltd
Modified:
head/sys/dev/mmc/host/dwmmc.c
Modified: head/sys/dev/mmc/host/dwmmc.c
==============================================================================
--- head/sys/dev/mmc/host/dwmmc.c Thu Aug 27 16:18:22 2015
(r287212)
+++ head/sys/dev/mmc/host/dwmmc.c Thu Aug 27 16:24:30 2015
(r287213)
@@ -651,7 +651,7 @@ dwmmc_attach(device_t dev)
WRITE4(sc, SDMMC_CTRL, SDMMC_CTRL_INT_ENABLE);
sc->host.f_min = 400000;
- sc->host.f_max = 200000000;
+ sc->host.f_max = min(200000000, sc->bus_hz);
sc->host.host_ocr = MMC_OCR_320_330 | MMC_OCR_330_340;
sc->host.caps = MMC_CAP_4_BIT_DATA;
_______________________________________________
svn-src-head@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-head
To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
