| 1 | --- a/arch/mips/ath79/dev-wmac.c |
| 2 | +++ b/arch/mips/ath79/dev-wmac.c |
| 3 | @@ -67,10 +67,27 @@ static void __init ar913x_wmac_setup(voi |
| 4 | |
| 5 | static int ar933x_wmac_reset(void) |
| 6 | { |
| 7 | + int retries = 20; |
| 8 | + |
| 9 | ath79_device_reset_set(AR933X_RESET_WMAC); |
| 10 | ath79_device_reset_clear(AR933X_RESET_WMAC); |
| 11 | |
| 12 | - return 0; |
| 13 | + while (1) { |
| 14 | + u32 bootstrap; |
| 15 | + |
| 16 | + bootstrap = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP); |
| 17 | + if ((bootstrap & AR933X_BOOTSTRAP_EEPBUSY) == 0) |
| 18 | + return 0; |
| 19 | + |
| 20 | + if (retries-- == 0) |
| 21 | + break; |
| 22 | + |
| 23 | + udelay(10000); |
| 24 | + retries++; |
| 25 | + } |
| 26 | + |
| 27 | + pr_err("ar933x: WMAC reset timed out"); |
| 28 | + return -ETIMEDOUT; |
| 29 | } |
| 30 | |
| 31 | static int ar933x_r1_get_wmac_revision(void) |
| 32 | |
