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ath79: add QCA956x GMAC config

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This commit adds the ability to configure the GMAC of the QCA956x.

Signed-off-by: David Bauer <mail@david-bauer.net>
This commit is contained in:
David Bauer 2018-08-13 01:48:39 +02:00 committed by John Crispin
parent 2276bc0082
commit 7d1b742b4d
2 changed files with 18 additions and 0 deletions
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5
target/linux/ath79/dts/qca956x.dtsi
View file

@ -222,6 +222,11 @@
#address-cells = <1>;
#size-cells = <0>;
};
gmac: gmac@18070000 {
compatible = "qca,qca9560-gmac";
reg = <0x18070000 0x64>;
};
};
usb_phy0: usb-phy {

13
target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c
View file

@ -75,6 +75,17 @@ static void ag71xx_setup_gmac_955x(struct device_node *np, void __iomem *base)
__raw_writel(val, base + QCA955X_GMAC_REG_ETH_CFG);
}
static void ag71xx_setup_gmac_956x(struct device_node *np, void __iomem *base)
{
u32 val = __raw_readl(base + QCA956X_GMAC_REG_ETH_CFG);
ag71xx_of_bit(np, "switch-phy-swap", &val, QCA956X_ETH_CFG_SW_PHY_SWAP);
ag71xx_of_bit(np, "switch-phy-addr-swap", &val,
QCA956X_ETH_CFG_SW_PHY_ADDR_SWAP);
__raw_writel(val, base + QCA956X_GMAC_REG_ETH_CFG);
}
int ag71xx_setup_gmac(struct device_node *np)
{
struct device_node *np_dev;
@ -102,6 +113,8 @@ int ag71xx_setup_gmac(struct device_node *np)
ag71xx_setup_gmac_934x(np, base);
else if (of_device_is_compatible(np_dev, "qca,qca9550-gmac"))
ag71xx_setup_gmac_955x(np, base);
else if (of_device_is_compatible(np_dev, "qca,qca9560-gmac"))
ag71xx_setup_gmac_956x(np, base);
iounmap(base);