diff mbox series

[v2,net-next,6/9] net: dsa: felix: attempt to initialize internal hsio plls

Message ID 20230317185415.2000564-7-colin.foster@in-advantage.com
State Handled Elsewhere
Headers show
Series add support for ocelot external ports | expand

Commit Message

Colin Foster March 17, 2023, 6:54 p.m. UTC 
The VSC7512 and VSC7514 have internal PLLs that can be used to control
different peripherals. Initialize these high speed I/O (HSIO) PLLs when
they exist, so that dependent peripherals like QSGMII can function.

Signed-off-by: Colin Foster <colin.foster@in-advantage.com>
---

v1 -> v2
    * No change

---
 drivers/net/dsa/ocelot/felix.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index d4cc9e60f369..21dcb9cadc12 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -1555,6 +1555,9 @@  static int felix_setup(struct dsa_switch *ds)
 	if (err)
 		return err;
 
+	if (ocelot->targets[HSIO])
+		ocelot_pll5_init(ocelot);
+
 	err = ocelot_init(ocelot);
 	if (err)
 		goto out_mdiobus_free;