31 lines
645 B
Diff
31 lines
645 B
Diff
--- a/arch/mips/ath79/dev-wmac.c
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+++ b/arch/mips/ath79/dev-wmac.c
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@@ -62,10 +62,27 @@ static void __init ar913x_wmac_setup(voi
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static int ar933x_wmac_reset(void)
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{
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+ int retries = 20;
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+
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ath79_device_reset_set(AR933X_RESET_WMAC);
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ath79_device_reset_clear(AR933X_RESET_WMAC);
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- return 0;
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+ while (1) {
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+ u32 bootstrap;
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+
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+ bootstrap = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP);
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+ if ((bootstrap & AR933X_BOOTSTRAP_EEPBUSY) == 0)
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+ return 0;
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+
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+ if (retries-- == 0)
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+ break;
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+
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+ udelay(10000);
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+ retries++;
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+ }
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+
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+ pr_err("ar933x: WMAC reset timed out");
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+ return -ETIMEDOUT;
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}
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static int ar933x_r1_get_wmac_revision(void)
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