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author | Gabor Juhos <juhosg@openwrt.org> | 2012-05-09 11:38:36 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2012-05-09 11:38:36 +0000 |
commit | b2720419986ed3548ed20fb5291d0e5787f60ceb (patch) | |
tree | 185b09bb51fcd4c854dd85efd7cd2509765e6590 /target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch | |
parent | 500ec3651583507c92f60867c106687fdf133c1e (diff) | |
download | upstream-b2720419986ed3548ed20fb5291d0e5787f60ceb.tar.gz upstream-b2720419986ed3548ed20fb5291d0e5787f60ceb.tar.bz2 upstream-b2720419986ed3548ed20fb5291d0e5787f60ceb.zip |
kirkwood: add 3.3 support
Based on the 3.2.9 patches by Luka Perkov <openwrt@lukaperkov.net>
SVN-Revision: 31664
Diffstat (limited to 'target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch')
-rw-r--r-- | target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch b/target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch new file mode 100644 index 0000000000..46e2a5646c --- /dev/null +++ b/target/linux/kirkwood/patches-3.3/002-mvsdio_delay.patch @@ -0,0 +1,32 @@ +--- a/drivers/mmc/core/sd.c ++++ b/drivers/mmc/core/sd.c +@@ -389,6 +389,15 @@ int mmc_sd_switch_hs(struct mmc_card *ca + return -ENOMEM; + } + ++ /* ++ * Some SDHC cards, notably those with a Sandisk SD controller ++ * (also found in Kingston products) need a bit of slack ++ * before successfully handling the SWITCH command. So far, ++ * cards identifying themselves as "SD04G" and "SD08G" are ++ * affected ++ */ ++ udelay(1000); ++ + err = mmc_sd_switch(card, 1, 0, 1, status); + if (err) + goto out; +--- a/drivers/mmc/core/core.c ++++ b/drivers/mmc/core/core.c +@@ -529,9 +529,9 @@ void mmc_set_data_timeout(struct mmc_dat + * The limit is really 250 ms, but that is + * insufficient for some crappy cards. + */ +- limit_us = 300000; ++ limit_us = 500000; + else +- limit_us = 100000; ++ limit_us = 200000; + + /* + * SDHC cards always use these fixed values. |