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authorStefan Roese <sr@denx.de>2017-03-09 11:01:57 (GMT)
committerStefan Roese <sr@denx.de>2017-03-29 05:44:26 (GMT)
commit3e3cbb4967f0bff734aba20ca501bd391d858d77 (patch)
treece9bf5435b1ef5a90d4b651dd49b0371bc6a8645 /drivers/net
parent025e5921be8555f38ad4578df07b337fb6d185e0 (diff)
downloadu-boot-fsl-qoriq-3e3cbb4967f0bff734aba20ca501bd391d858d77.tar.xz
net: mvpp2: Enable PHY polling mode on PPv2.2
Testing shows, that PHY polling needs to be enabled on Armada 7k/8k. Otherwise ethernet transfers will not work correctly. PHY polling is enabled per default after reset, so we do not need to specifically enable it, but this makes it clearer. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Stefan Chulski <stefanc@marvell.com> Cc: Kostya Porotchkin <kostap@marvell.com> Cc: Nadav Haklai <nadavh@marvell.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/mvpp2.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c
index 79442b8..36e209e 100644
--- a/drivers/net/mvpp2.c
+++ b/drivers/net/mvpp2.c
@@ -4957,14 +4957,15 @@ static int mvpp2_init(struct udevice *dev, struct mvpp2 *priv)
if (priv->hw_version == MVPP22)
mvpp2_axi_init(priv);
- /* Disable HW PHY polling */
if (priv->hw_version == MVPP21) {
+ /* Disable HW PHY polling */
val = readl(priv->lms_base + MVPP2_PHY_AN_CFG0_REG);
val |= MVPP2_PHY_AN_STOP_SMI0_MASK;
writel(val, priv->lms_base + MVPP2_PHY_AN_CFG0_REG);
} else {
+ /* Enable HW PHY polling */
val = readl(priv->iface_base + MVPP22_SMI_MISC_CFG_REG);
- val &= ~MVPP22_SMI_POLLING_EN;
+ val |= MVPP22_SMI_POLLING_EN;
writel(val, priv->iface_base + MVPP22_SMI_MISC_CFG_REG);
}