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ARM: dts: rockchip: add to support emac for rk3036 SoCs

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This patch adds the emac device node for rk3036 SoCs.
We need to let mac clock under the DPLL which is able to provide
the accurate 50MHz what mac_ref need, since that will cause some
unstable things if the cpufreq is working.

Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Cc: linux-rockchip@lists.infradead.org
Cc: Xing Zheng <zhengxing@rock-chips.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xing Zheng
2016-03-14 16:02:00 +08:00
committed by David S. Miller
parent 2c6fae2501
commit af671e7bd9
3 changed files with 67 additions and 0 deletions
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14
arch/arm/boot/dts/rk3036-kylin.dts
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@@ -60,6 +60,20 @@
status = "okay";
};
&emac {
pinctrl-names = "default";
pinctrl-0 = <&emac_xfer>, <&emac_mdio>;
phy = <&phy0>;
phy-reset-gpios = <&gpio2 22 GPIO_ACTIVE_LOW>; /* PHY_RST */
phy-reset-duration = <10>; /* millisecond */
status = "okay";
phy0: ethernet-phy@0 {
reg = <0>;
};
};
&emmc {
status = "okay";
};