diff options
Diffstat (limited to 'drivers/timer')
| -rw-r--r-- | drivers/timer/timer-uclass.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/timer/timer-uclass.c b/drivers/timer/timer-uclass.c index f8ddf93..5c63e6b 100644 --- a/drivers/timer/timer-uclass.c +++ b/drivers/timer/timer-uclass.c @@ -8,6 +8,7 @@ #include <dm.h> #include <dm/lists.h> #include <dm/device-internal.h> +#include <clk.h> #include <errno.h> #include <timer.h> @@ -42,9 +43,19 @@ unsigned long notrace timer_get_rate(struct udevice *dev) static int timer_pre_probe(struct udevice *dev) { struct timer_dev_priv *uc_priv = dev_get_uclass_priv(dev); - - uc_priv->clock_rate = fdtdec_get_int(gd->fdt_blob, dev->of_offset, - "clock-frequency", 0); + struct clk timer_clk; + int err; + ulong ret; + + err = clk_get_by_index(dev, 0, &timer_clk); + if (!err) { + ret = clk_get_rate(&timer_clk); + if (IS_ERR_VALUE(ret)) + return ret; + uc_priv->clock_rate = ret; + } else + uc_priv->clock_rate = fdtdec_get_int(gd->fdt_blob, + dev->of_offset, "clock-frequency", 0); return 0; } |