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boards: s32z270dc2_r52: enable Ethernet support

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Introduce DT nodes for NETC complex and enable its usage for
s32z270dc2_r52 boards. Using PSI0 as default networking interface and
Switch Port0 as it's the only port available on this board.

Signed-off-by: Manuel Arguelles <manuel.arguelles@nxp.com>
This commit is contained in:
Manuel Arguelles 2022-11-29 09:51:34 +07:00 • committed by Carles Cufí
commit 4a3c630f7b
8 changed files with 160 additions and 0 deletions
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35
boards/arm/s32z270dc2_r52/s32z270dc2_r52-pinctrl.dtsi
View file

@ -17,4 +17,39 @@
input-enable;
};
};
emdio_default: emdio_default {
group1 {
pinmux = <(PE10_ETH_MDC_I | PE10_ETH_MDC_O)>;
input-enable;
output-enable;
};
group2 {
pinmux = <(PE11_ETH_MDIO_I | PE11_ETH_MDIO_O)>;
input-enable;
output-enable;
drive-open-drain;
};
};
eth0_default: eth0_default {
group1 {
pinmux = <PF2_ETH_0_RX_CLK>,
<PF3_ETH_0_RGMII_RXCTL>,
<PF4_ETH_0_RGMII_RXD_0>,
<PF5_ETH_0_RGMII_RXD_1>,
<PF6_ETH_0_RGMII_RXD_2>,
<PF7_ETH_0_RGMII_RXD_3>;
input-enable;
};
group2 {
pinmux = <PE12_ETH_0_RGMII_TXC>,
<PE13_ETH_0_RGMII_TXCTL>,
<PE14_ETH_0_RGMII_TXD_0>,
<PE15_ETH_0_RGMII_TXD_1>,
<PF0_ETH_0_RGMII_TXD_2>,
<PF1_ETH_0_RGMII_TXD_3>;
output-enable;
};
};
};

23
boards/arm/s32z270dc2_r52/s32z270dc2_r52.dtsi
View file

@ -89,3 +89,26 @@
&swt4 {
clock-frequency = <48000000>;
};
&emdio {
pinctrl-0 = <&emdio_default>;
pinctrl-names = "default";
protocol = "clause 22";
status = "okay";
phy0: ethernet-phy {
compatible = "ethernet-phy";
address = <0x7>;
mdio = <&emdio>;
status = "okay";
};
};
&enetc_psi0 {
local-mac-address = [00 00 00 01 02 00];
pinctrl-0 = <&eth0_default>;
pinctrl-names = "default";
clock-frequency = <300000000>;
phy-dev = <&phy0>;
status = "okay";
};

10
boards/arm/s32z270dc2_r52/s32z270dc2_rtu0_r52.dts
View file

@ -22,3 +22,13 @@
watchdog0 = &swt0;
};
};
&mru0 {
rx-channels = <1>;
status = "okay";
};
&enetc_psi0 {
mboxes = <&mru0 0>;
mbox-names = "rx";
};

1
boards/arm/s32z270dc2_r52/s32z270dc2_rtu0_r52.yaml
View file

@ -12,3 +12,4 @@ supported:
- uart
- gpio
- watchdog
- netif:eth

10
boards/arm/s32z270dc2_r52/s32z270dc2_rtu1_r52.dts
View file

@ -22,3 +22,13 @@
watchdog0 = &swt0;
};
};
&mru4 {
rx-channels = <1>;
status = "okay";
};
&enetc_psi0 {
mboxes = <&mru4 0>;
mbox-names = "rx";
};

1
boards/arm/s32z270dc2_r52/s32z270dc2_rtu1_r52.yaml
View file

@ -12,3 +12,4 @@ supported:
- uart
- gpio
- watchdog
- netif:eth

61
dts/arm/nxp/nxp_s32z27x_r52.dtsi
View file

@ -597,5 +597,66 @@
#mbox-cells = <1>;
status = "disabled";
};
netc: ethernet@74000000 {
reg = <0x74000000 0x1000000>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
emdio: mdio@74b60000 {
compatible = "nxp,s32-netc-emdio";
reg = <0x74b60000 0x1c44>;
status = "disabled";
};
enetc_psi0: ethernet@74b00000 {
compatible = "nxp,s32-netc-psi";
reg = <0x74b00000 0x10000>;
status = "disabled";
};
enetc_vsi1: ethernet@74bc0000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74bc0000 0x10000>;
status = "disabled";
};
enetc_vsi2: ethernet@74bd0000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74bd0000 0x10000>;
status = "disabled";
};
enetc_vsi3: ethernet@74be0000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74be0000 0x10000>;
status = "disabled";
};
enetc_vsi4: ethernet@74bf0000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74bf0000 0x10000>;
status = "disabled";
};
enetc_vsi5: ethernet@74c00000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74c00000 0x10000>;
status = "disabled";
};
enetc_vsi6: ethernet@74c10000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74c10000 0x10000>;
status = "disabled";
};
enetc_vsi7: ethernet@74c20000 {
compatible = "nxp,s32-netc-vsi";
reg = <0x74c20000 0x10000>;
status = "disabled";
};
};
};
};

19
soc/arm/nxp_s32/s32ze/Kconfig.defconfig.series
View file

@ -29,6 +29,25 @@ config FLASH_BASE_ADDRESS
default 0
endif # !XIP
# Ethernet driver must init first because it initializes the
# NETC which is needed for EMDIO functionality
if NET_L2_ETHERNET
config MDIO_INIT_PRIORITY
default 70
config PHY_INIT_PRIORITY
default 80
# NETC drops TCP/UDP packets with invalid checksum
config NET_TCP_CHECKSUM
default n
config NET_UDP_CHECKSUM
default n
endif # NET_L2_ETHERNET
source "soc/arm/nxp_s32/s32ze/Kconfig.defconfig.s32*"
endif # SOC_SERIES_S32ZE_R52