From mboxrd@z Thu Jan 1 00:00:00 1970 From: roger.chen@rock-chips.com (Roger Chen) Date: Wed, 6 Jul 2016 18:51:31 +0800 Subject: [PATCH 3/3] arm64: dts: rockchip: add GMAC dt nodes for RK3399 evb In-Reply-To: <1467802291-6487-1-git-send-email-roger.chen@rock-chips.com> References: <1467802291-6487-1-git-send-email-roger.chen@rock-chips.com> Message-ID: <1467802291-6487-4-git-send-email-roger.chen@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch add ethernet GMAC dt nodes for RK3399 evaluation board. Signed-off-by: Roger Chen --- arch/arm64/boot/dts/rockchip/rk3399-evb.dts | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts index 1a3eb14..337c939 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts @@ -69,6 +69,13 @@ regulator-max-microvolt = <3300000>; }; + clkin_gmac: external-gmac-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "clkin_gmac"; + #clock-cells = <0>; + }; + vcc_phy: vcc-phy-regulator { compatible = "regulator-fixed"; regulator-name = "vcc_phy"; @@ -122,3 +129,19 @@ }; }; }; + +&gmac { + phy-supply = <&vcc_phy>; + phy-mode = "rgmii"; + clock_in_out = "input"; + snps,reset-gpio = <&gpio3 15 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 50000>; + assigned-clocks = <&cru SCLK_RMII_SRC>; + assigned-clock-parents = <&clkin_gmac>; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + tx_delay = <0x28>; + rx_delay = <0x11>; + status = "okay"; +}; -- 1.9.1