The barebox DSA support differentiates between a port_pre_enable, that's
called before connecting the PHY to drive a clock if nedeed and the
actual port_enable. For user ports, port_enable of the CPU port is
called, but not port_pre_enable. Fix this.
Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
---
drivers/net/dsa.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/net/dsa.c b/drivers/net/dsa.c
index c1430a93615b..793bbbb4f18f 100644
--- a/drivers/net/dsa.c
+++ b/drivers/net/dsa.c
@@ -122,6 +122,16 @@ static int dsa_port_start(struct eth_device *edev)
if (!ds->cpu_port_users) {
struct dsa_port *dpc = ds->dp[ds->cpu_port];
+ if (ops->port_pre_enable) {
+ /* In case of RMII interface we need to enable RMII clock
+ * before talking to the PHY.
+ */
+ ret = ops->port_pre_enable(dpc, ds->cpu_port,
+ ds->cpu_port_fixed_phy->interface);
+ if (ret)
+ return ret;
+ }
+
if (ops->port_enable) {
ret = ops->port_enable(dpc, ds->cpu_port,
ds->cpu_port_fixed_phy);
--
2.30.2
