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| author | Felix Fietkau <nbd@openwrt.org> | 2016-01-30 13:19:53 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2016-01-30 13:19:53 +0000 |
| commit | 2530640f07cd2b3b14fe9ec03fa63a586452cc5f (patch) | |
| tree | da4d0e63a6771cbd044d3ba8d8dc97bd0615920f /target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch | |
| parent | e5b5cce442f6fdaccf86064657518a5d0404f78e (diff) | |
| download | upstream-2530640f07cd2b3b14fe9ec03fa63a586452cc5f.tar.gz upstream-2530640f07cd2b3b14fe9ec03fa63a586452cc5f.tar.bz2 upstream-2530640f07cd2b3b14fe9ec03fa63a586452cc5f.zip | |
ar71xx: add support for linux 4.4
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48563
Diffstat (limited to 'target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch')
| -rw-r--r-- | target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch b/target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch new file mode 100644 index 0000000000..e0821a7776 --- /dev/null +++ b/target/linux/ar71xx/patches-4.4/200-MIPS-ath79-fix-ar933x-wmac-reset.patch @@ -0,0 +1,31 @@ +--- a/arch/mips/ath79/dev-wmac.c ++++ b/arch/mips/ath79/dev-wmac.c +@@ -62,10 +62,27 @@ static void __init ar913x_wmac_setup(voi + + static int ar933x_wmac_reset(void) + { ++ int retries = 20; ++ + ath79_device_reset_set(AR933X_RESET_WMAC); + ath79_device_reset_clear(AR933X_RESET_WMAC); + +- return 0; ++ while (1) { ++ u32 bootstrap; ++ ++ bootstrap = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP); ++ if ((bootstrap & AR933X_BOOTSTRAP_EEPBUSY) == 0) ++ return 0; ++ ++ if (retries-- == 0) ++ break; ++ ++ udelay(10000); ++ retries++; ++ } ++ ++ pr_err("ar933x: WMAC reset timed out"); ++ return -ETIMEDOUT; + } + + static int ar933x_r1_get_wmac_revision(void) |