diff options
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/serial_ns16550.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c index ad3125ac04..6a3c865b3f 100644 --- a/drivers/serial/serial_ns16550.c +++ b/drivers/serial/serial_ns16550.c @@ -277,6 +277,12 @@ static int ns16550_probe(struct device_d *dev) priv->plat.clock = clk_get_rate(priv->clk); } + if (priv->plat.clock == 0 && IS_ENABLED(CONFIG_OFDEVICE)) { + struct device_node *np = dev->device_node; + + of_property_read_u32(np, "clock-frequency", &priv->plat.clock); + } + if (priv->plat.clock == 0) { dev_err(dev, "no valid clockrate\n"); ret = -EINVAL; |