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- From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <[email protected]>
- Date: Tue, 16 Feb 2021 00:06:35 +0100
- Subject: [PATCH] net: dsa: bcm_sf2: keep GPHY enabled on the BCM4908
- Trying to access disabled PHY results in MDIO_READ_FAIL and:
- [ 11.962886] brcm-sf2 80080000.switch wan: configuring for phy/internal link mode
- [ 11.972500] 8021q: adding VLAN 0 to HW filter on device wan
- [ 11.980205] ------------[ cut here ]------------
- [ 11.984885] WARNING: CPU: 0 PID: 7 at phy_error+0x10/0x58
- Signed-off-by: Rafał Miłecki <[email protected]>
- ---
- drivers/net/dsa/bcm_sf2.c | 6 ++++++
- 1 file changed, 6 insertions(+)
- --- a/drivers/net/dsa/bcm_sf2.c
- +++ b/drivers/net/dsa/bcm_sf2.c
- @@ -1562,6 +1562,12 @@ static int bcm_sf2_sw_probe(struct platf
- priv->hw_params.core_rev >> 8, priv->hw_params.core_rev & 0xff,
- priv->irq0, priv->irq1);
-
- + /* BCM4908 has 5 GPHYs which means bcm_sf2_port_setup() will not enable
- + * GPHY when needed. Leave it enabled here.
- + */
- + if (priv->type == BCM4908_DEVICE_ID)
- + bcm_sf2_gphy_enable_set(priv->dev->ds, true);
- +
- return 0;
-
- out_mdio:
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