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5. Ethernet

5.1. DTS configure​

5.1.1. Common​

kernel-5.10/arch/arm64/boot/dts/rockchip/rk3588-diff.dtsi

&gmac0 {
/* Use rgmii-rxid mode to disable rx delay inside Soc */
phy-mode = "rgmii-rxid";
clock_in_out = "output";

snps,reset-gpio = <&gpio3 RK_PC7 GPIO_ACTIVE_LOW>;
snps,reset-active-low;
/* Reset time is 20ms, 100ms for rtl8211f */
snps,reset-delays-us = <0 20000 100000>;

pinctrl-names = "default";
pinctrl-0 = <&gmac0_miim
&gmac0_tx_bus2
&gmac0_rx_bus2
&gmac0_rgmii_clk
&gmac0_rgmii_bus>;

tx_delay = <0x45>;
//rx_delay = <0x4a>;

phy-handle = <&rgmii_phy0>;
status = "disbaled";
&#125;;

kernel-5.10/arch/arm64/boot/dts/rockchip/rk3588-firefly-port.dtsi

&gmac1 &#123;
/* Use rgmii-rxid mode to disable rx delay inside Soc */
phy-mode = "rgmii-rxid";
clock_in_out = "output";

snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
snps,reset-active-low;
/* Reset time is 20ms, 100ms for rtl8211f */
snps,reset-delays-us = <0 20000 100000>;

pinctrl-names = "default";
pinctrl-0 = <&gmac1_miim
&gmac1_tx_bus2
&gmac1_rx_bus2
&gmac1_rgmii_clk
&gmac1_rgmii_bus>;

tx_delay = <0x42>;
//rx_delay = <0x4f>;

phy-handle = <&rgmii_phy1>;
status = "disbaled";
&#125;;

5.1.2. Board​

kernel-5.10/arch/arm64/boot/dts/rockchip/rk3588-firefly-aio-3588q.dtsi

/* gamc0 */
&gmac0 &#123;
snps,reset-gpio = <&gpio3 RK_PC7 GPIO_ACTIVE_LOW>;
tx_delay = <0x47>;
status = "okay";
&#125;;

&gmac0_tx_bus2&#123;
rockchip,pins =
/* gmac0_txd0 */
<2 RK_PB6 1 &pcfg_pull_up_drv_level_6>,
/* gmac0_txd1 */
<2 RK_PB7 1 &pcfg_pull_up_drv_level_6>,
/* gmac0_txen */
<2 RK_PC0 1 &pcfg_pull_none>;
&#125;;

&gmac0_rgmii_bus&#123;
rockchip,pins =
/* gmac0_rxd2 */
<2 RK_PA6 1 &pcfg_pull_none>,
/* gmac0_rxd3 */
<2 RK_PA7 1 &pcfg_pull_none>,
/* gmac0_txd2 */
<2 RK_PB1 1 &pcfg_pull_up_drv_level_6>,
/* gmac0_txd3 */
<2 RK_PB2 1 &pcfg_pull_up_drv_level_6>;
&#125;;

/* gmac1 */
&gmac1 &#123;
snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
tx_delay = <0x4f>;
status = "okay";
&#125;;

&gmac1_tx_bus2&#123;
rockchip,pins =
/* gmac1_txd0 */
<3 RK_PB3 1 &pcfg_pull_up_drv_level_6>,
/* gmac1_txd1 */
<3 RK_PB4 1 &pcfg_pull_up_drv_level_6>,
/* gmac1_txen */
<3 RK_PB5 1 &pcfg_pull_none>;
&#125;;

&gmac1_rgmii_bus&#123;
rockchip,pins =
/* gmac1_rxd2 */
<3 RK_PA2 1 &pcfg_pull_none>,
/* gmac1_rxd3 */
<3 RK_PA3 1 &pcfg_pull_none>,
/* gmac1_txd2 */
<3 RK_PA0 1 &pcfg_pull_up_drv_level_6>,
/* gmac1_txd3 */
<3 RK_PA1 1 &pcfg_pull_up_drv_level_6>;
&#125;;

5.2. How to use dual ethernet​

Android dual ethernet had intranet and outer net.

hardware device namedts nodeAndroid system device namePrimary and auxiliary
eth0gmac1Ethernet 2Auxiliary network port for intranet
eth1gmac0EthernetPrimary network port for external network

_images/usage_ethernet_interface.png

5.2.1. IP Addrs​

  • get from debug or adb by ifconfig

    ifconfig eth0
    eth0 Link encap:Ethernet HWaddr 36:0a:d2:60:c9:05 Driver rk_gmac-dwmac
    inet addr:168.168.101.68 Bcast:168.168.255.255 Mask:255.255.0.0
    inet6 addr: fe80::3290:2dc:3624:1dec/64 Scope: Link
    UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
    RX packets:15804 errors:0 dropped:1 overruns:0 frame:0
    TX packets:68 errors:0 dropped:0 overruns:0 carrier:0
    collisions:0 txqueuelen:1000
    RX bytes:1811566 TX bytes:6748
    Interrupt:75
    ifconfig eth1
    eth1 Link encap:Ethernet HWaddr 32:0a:d2:60:c9:05 Driver rk_gmac-dwmac
    inet addr:168.168.101.38 Bcast:168.168.255.255 Mask:255.255.0.0
    inet6 addr: 240e:3b1:f174:f00:d3fe:4d8e:fda9:3c0/64 Scope: Global
    inet6 addr: fe80::b556:9d3f:e684:bec4/64 Scope: Link
    inet6 addr: 240e:3b1:f174:f00:9d78:e75f:6167:15c1/64 Scope: Global
    UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
    RX packets:913 errors:0 dropped:1 overruns:0 frame:0
    TX packets:210 errors:0 dropped:0 overruns:0 carrier:0
    collisions:0 txqueuelen:1000
    RX bytes:108473 TX bytes:24906
    Interrupt:127

5.2.2. PING Test​

  • eth0

    ping -I eth0 -c 10 168.168.100.149
    PING 168.168.100.149 (168.168.100.149) from 168.168.101.68 eth0: 56(84) bytes of data.
    64 bytes from 168.168.100.149: icmp_seq=1 ttl=64 time=0.424 ms
    64 bytes from 168.168.100.149: icmp_seq=2 ttl=64 time=0.561 ms
    64 bytes from 168.168.100.149: icmp_seq=3 ttl=64 time=0.538 ms
    64 bytes from 168.168.100.149: icmp_seq=4 ttl=64 time=0.507 ms
    64 bytes from 168.168.100.149: icmp_seq=5 ttl=64 time=0.755 ms
    64 bytes from 168.168.100.149: icmp_seq=6 ttl=64 time=0.657 ms
    64 bytes from 168.168.100.149: icmp_seq=7 ttl=64 time=0.696 ms
    64 bytes from 168.168.100.149: icmp_seq=8 ttl=64 time=0.784 ms
    64 bytes from 168.168.100.149: icmp_seq=9 ttl=64 time=0.544 ms
    64 bytes from 168.168.100.149: icmp_seq=10 ttl=64 time=0.750 ms

    --- 168.168.100.149 ping statistics ---
    10 packets transmitted, 10 received, 0% packet loss, time 9058ms
    rtt min/avg/max/mdev = 0.424/0.621/0.784/0.119 ms
  • eth1

    ping -I eth1 -c 10 www.baidu.com
    PING www.a.shifen.com (14.215.177.39) from 168.168.101.38 eth1: 56(84) bytes of data.
    64 bytes from 14.215.177.39: icmp_seq=1 ttl=55 time=8.81 ms
    64 bytes from 14.215.177.39: icmp_seq=2 ttl=55 time=8.40 ms
    64 bytes from 14.215.177.39: icmp_seq=3 ttl=55 time=8.79 ms
    64 bytes from 14.215.177.39: icmp_seq=4 ttl=55 time=8.79 ms
    64 bytes from 14.215.177.39: icmp_seq=5 ttl=55 time=8.90 ms
    64 bytes from 14.215.177.39: icmp_seq=6 ttl=55 time=12.0 ms
    64 bytes from 14.215.177.39: icmp_seq=7 ttl=55 time=8.75 ms
    64 bytes from 14.215.177.39: icmp_seq=8 ttl=55 time=14.4 ms
    64 bytes from 14.215.177.39: icmp_seq=9 ttl=55 time=8.79 ms
    64 bytes from 14.215.177.39: icmp_seq=10 ttl=55 time=9.98 ms

    --- www.a.shifen.com ping statistics ---
    10 packets transmitted, 10 received, 0% packet loss, time 9015ms
    rtt min/avg/max/mdev = 8.405/9.775/14.422/1.854 ms