summaryrefslogtreecommitdiff
path: root/target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch
diff options
context:
space:
mode:
authorGabor Juhos <juhosg@openwrt.org>2013-02-21 17:47:15 +0000
committerGabor Juhos <juhosg@openwrt.org>2013-02-21 17:47:15 +0000
commitcf2324fd6b6752ce511b612fc192ab9f0b6a32cb (patch)
tree4f94e8ab5c7b998cb84115489594f670957f3d4b /target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch
parent9cc3a60b5a6988759532b63a6fb513484b8ec9f9 (diff)
downloadmtk-20170518-cf2324fd6b6752ce511b612fc192ab9f0b6a32cb.zip
mtk-20170518-cf2324fd6b6752ce511b612fc192ab9f0b6a32cb.tar.gz
mtk-20170518-cf2324fd6b6752ce511b612fc192ab9f0b6a32cb.tar.bz2
ar71xx: add support for 3.8
Signed-off-by: Gabor Juhos <juhosg@openwrt.org> SVN-Revision: 35728
Diffstat (limited to 'target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch')
-rw-r--r--target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch b/target/linux/ar71xx/patches-3.8/213-MIPS-ath79-fix-ar933x-wmac-reset.patch
new file mode 100644
index 0000000..e0821a7
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.8/213-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)