diff options
| author | Dario Binacchi <dariobin@libero.it> | 2020-12-30 00:16:22 +0100 |
|---|---|---|
| committer | Lokesh Vutla <lokeshvutla@ti.com> | 2021-01-12 10:58:05 +0530 |
| commit | 11326f379329d979bc39d26896190b799103a407 (patch) | |
| tree | 98bcc45b3b3f879f026f67ce397fb400351d6ffb | |
| parent | d64b9cdcd475eb7f07b49741ded87e24dae4a5fc (diff) | |
| download | u-boot-11326f379329d979bc39d26896190b799103a407.tar.gz | |
omap: timer: fix the rate setting
The prescaler (PTV) setting must be taken into account even when the
timer input clock frequency has been set.
Signed-off-by: Dario Binacchi <dariobin@libero.it>
| -rw-r--r-- | drivers/timer/omap-timer.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/timer/omap-timer.c b/drivers/timer/omap-timer.c index 7ac20d78dd8..721e385fd15 100644 --- a/drivers/timer/omap-timer.c +++ b/drivers/timer/omap-timer.c @@ -19,8 +19,6 @@ #define TCLR_PRE_EN BIT(5) /* Pre-scaler enable */ #define TCLR_PTV_SHIFT (2) /* Pre-scaler shift value */ -#define TIMER_CLOCK (V_SCLK / (2 << CONFIG_SYS_PTV)) - struct omap_gptimer_regs { unsigned int tidr; /* offset 0x00 */ unsigned char res1[12]; @@ -61,7 +59,9 @@ static int omap_timer_probe(struct udevice *dev) struct omap_timer_priv *priv = dev_get_priv(dev); if (!uc_priv->clock_rate) - uc_priv->clock_rate = TIMER_CLOCK; + uc_priv->clock_rate = V_SCLK; + + uc_priv->clock_rate /= (2 << CONFIG_SYS_PTV); /* start the counter ticking up, reload value on overflow */ writel(0, &priv->regs->tldr); |