From 3ee15a51809998dda6bb94eea85237eb9fe698f0 Mon Sep 17 00:00:00 2001
From: Lokesh Vutla <lokeshvutla@ti.com>
Date: Thu, 16 Aug 2018 18:26:54 +0530
Subject: [PATCH] dm: omap-timer: Use 64bit for counter values
In order to handle counter overflows use 64 bit values for counter.
Also load the initial value during probe.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
---
drivers/timer/omap-timer.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/timer/omap-timer.c b/drivers/timer/omap-timer.c
index 3f847984cb..138783b69f 100644
--- a/drivers/timer/omap-timer.c
+++ b/drivers/timer/omap-timer.c
@@ -51,7 +51,7 @@ static int omap_timer_get_count(struct udevice *dev, u64 *count)
{
struct omap_timer_priv *priv = dev_get_priv(dev);
- *count = readl(&priv->regs->tcrr);
+ *count = timer_conv_64(readl(&priv->regs->tcrr));
return 0;
}
@@ -65,6 +65,7 @@ static int omap_timer_probe(struct udevice *dev)
/* start the counter ticking up, reload value on overflow */
writel(0, &priv->regs->tldr);
+ writel(0, &priv->regs->tcrr);
/* enable timer */
writel((CONFIG_SYS_PTV << 2) | TCLR_PRE_EN | TCLR_AUTO_RELOAD |
TCLR_START, &priv->regs->tclr);
--
2.39.5