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From: Colin Foster <colin.foster@in-advantage.com>
To: linux-phy@lists.infradead.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Russell King <linux@armlinux.org.uk>,
Kishon Vijay Abraham I <kishon@kernel.org>,
Vinod Koul <vkoul@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Jakub Kicinski <kuba@kernel.org>,
Eric Dumazet <edumazet@google.com>,
"David S. Miller" <davem@davemloft.net>,
Florian Fainelli <f.fainelli@gmail.com>,
Andrew Lunn <andrew@lunn.ch>, UNGLinuxDriver@microchip.com,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Claudiu Manoil <claudiu.manoil@nxp.com>,
Vladimir Oltean <vladimir.oltean@nxp.com>,
Lee Jones <lee@kernel.org>
Subject: [PATCH v2 net-next 6/9] net: dsa: felix: attempt to initialize
internal hsio plls
Date: Fri, 17 Mar 2023 11:54:12 -0700
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| Series |
add support for ocelot external ports
|
|
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 --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;