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MLK-17921-3 driver: irqchip: shorten wakeup wait time of IPI SW workaround 

Shorten the delay time from 50us to be 10us introduced by
commit 58cef5f23bd0 ("MLK-16804-04 driver: irqchip: Add IPI SW workaround for imx8mq"),
tested various basic cases and didn't find issues.

CC: Bai Ping <ping.bai@nxp.com>
Acked-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Li Jun <jun.li@nxp.com>
pull/10/head
Li Jun 2018-06-26 18:16:48 +08:00 committed by Jason Liu
parent f6f814d5cb
commit e464773dd6
1 changed files with 1 additions and 1 deletions
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2
drivers/irqchip/irq-gic-v3.c
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@ -678,7 +678,7 @@ static void gic_raise_softirq(const struct cpumask *mask, unsigned int irq)
val |= (1 << 12);
writel_relaxed(val, iomuxc_gpr_base + 0x4);
/* delay for a while to make sure cores wakeup done */
udelay(50);
udelay(10);
val &= ~(1 << 12);
writel_relaxed(val, iomuxc_gpr_base + 0x4);
}