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Date: Sat, 5 Sep 2020 15:03:23 +0100 From: Paul Barker <pbarker@...sulko.com> To: Woojung Huh <woojung.huh@...rochip.com>, Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>, Andrew Lunn <andrew@...n.ch>, Vivien Didelot <vivien.didelot@...il.com>, Florian Fainelli <f.fainelli@...il.com>, "David S . Miller" <davem@...emloft.net> Cc: Paul Barker <pbarker@...sulko.com>, netdev@...r.kernel.org Subject: [PATCH 2/4] net: dsa: microchip: Add debug print for XMII port mode When debug is enabled for this driver, this allows users to confirm that the correct port mode is in use. Signed-off-by: Paul Barker <pbarker@...sulko.com> --- drivers/net/dsa/microchip/ksz9477.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index a48f5edab561..3e36aa628c9f 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1211,21 +1211,25 @@ static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port) ksz_pread8(dev, port, REG_PORT_XMII_CTRL_1, &data8); switch (dev->interface) { case PHY_INTERFACE_MODE_MII: + dev_dbg(dev->dev, "Port%d: MII mode\n", port); ksz9477_set_xmii(dev, 0, &data8); ksz9477_set_gbit(dev, false, &data8); p->phydev.speed = SPEED_100; break; case PHY_INTERFACE_MODE_RMII: + dev_dbg(dev->dev, "Port%d: RMII mode\n", port); ksz9477_set_xmii(dev, 1, &data8); ksz9477_set_gbit(dev, false, &data8); p->phydev.speed = SPEED_100; break; case PHY_INTERFACE_MODE_GMII: + dev_dbg(dev->dev, "Port%d: GMII mode\n", port); ksz9477_set_xmii(dev, 2, &data8); ksz9477_set_gbit(dev, true, &data8); p->phydev.speed = SPEED_1000; break; default: + dev_dbg(dev->dev, "Port%d: RGMII mode\n", port); ksz9477_set_xmii(dev, 3, &data8); ksz9477_set_gbit(dev, true, &data8); data8 &= ~PORT_RGMII_ID_IG_ENABLE; -- 2.28.0
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