From: Joseph Lo Date: Fri, 22 Feb 2013 06:24:26 +0000 (+0800) Subject: ARM: tegra: fix the logical detection of power on sequence of warm boot CPUs X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=2be8951e145eacf2a951288ea8e752e3b21acefd;p=openwrt%2Fstaging%2Fblogic.git ARM: tegra: fix the logical detection of power on sequence of warm boot CPUs The warm boot sequence of Tegra30 secondary CPUs should wait for the power ready then removing the clamps. This did not fix any known or unknown issue, but nice to have this fix. Signed-off-by: Joseph Lo Signed-off-by: Stephen Warren --- diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 4dfc75e118ff..e78d52d83acd 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -91,7 +91,7 @@ static int tegra30_power_up_cpu(unsigned int cpu) if (cpumask_test_cpu(cpu, &tegra_cpu_init_mask)) { timeout = jiffies + msecs_to_jiffies(50); do { - if (!tegra_powergate_is_powered(pwrgateid)) + if (tegra_powergate_is_powered(pwrgateid)) goto remove_clamps; udelay(10); } while (time_before(jiffies, timeout));