From: Colin Foster <colin.foster@in-advantage.com>
Date: Fri, 17 Mar 2023 18:54:12 +0000 (-0700)
Subject: net: dsa: felix: attempt to initialize internal hsio plls
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=3821fd0107b09966a0b8ef0b2de3e999ba534266;p=linux.git

net: dsa: felix: attempt to initialize internal hsio plls

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>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index d4cc9e60f369f..21dcb9cadc12c 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;