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rk3288: timer7: init timer7 counter

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when we use rk uboot loader, the timer7 counter is not init,
and timestamp is not correct.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
This commit is contained in:
Mark Yao
2014-10-17 14:36:35 +08:00
committed by Chris Zhong
parent 3fea3d181f
commit f183d802c8
1 changed files with 10 additions and 0 deletions
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10
drivers/clocksource/arm_arch_timer.c
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@@ -659,6 +659,16 @@ static void __init arch_timer_common_init(void)
static void __init arch_timer_init(struct device_node *np)
{
int i;
void __iomem *timer7_base_addr;
timer7_base_addr = ioremap(0xff810020, 0x20);
if (!timer7_base_addr) {
pr_err("%s: could not map timer registers\n", __func__);
return;
}
writel(0, timer7_base_addr + 0x10);
writel(0xFFFFFFFF, timer7_base_addr + 0x00);
writel(0xFFFFFFFF, timer7_base_addr + 0x04);
writel(1, timer7_base_addr + 0x10);
if (arch_timers_present & ARCH_CP15_TIMER) {
pr_warn("arch_timer: multiple nodes in dt, skipping\n");