u-boot/arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi
Hugo Villeneuve 2ae1267342 imx8mn-var-som: read eth MAC address from EEPROM
Read ethernet MAC address from EEPROM located on the SOM.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
2023-07-11 14:40:04 +02:00

87 lines
981 B
Text

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2021 Collabora Ltd.
*/
#include "imx8mn-u-boot.dtsi"
&{/soc@0/bus@30800000/i2c@30a20000/pmic@4b} {
bootph-pre-ram;
};
&{/soc@0/bus@30800000/i2c@30a20000/pmic@4b/regulators} {
bootph-pre-ram;
};
&eeprom_som {
#address-cells = <1>;
#size-cells = <1>;
eth_mac_address: eth-mac-address@19 {
reg = <0x19 0x06>;
};
};
&fec1 {
nvmem-cells = <&eth_mac_address>;
nvmem-cell-names = "mac-address";
};
&gpio1 {
bootph-pre-ram;
};
&gpio2 {
bootph-pre-ram;
};
&gpio4 {
bootph-pre-ram;
};
&i2c1 {
bootph-pre-ram;
};
&pinctrl_i2c1 {
bootph-pre-ram;
};
&pinctrl_pmic {
bootph-pre-ram;
};
&pinctrl_reg_usdhc2_vmmc {
bootph-pre-ram;
};
&pinctrl_uart4 {
bootph-pre-ram;
};
&pinctrl_usdhc2 {
bootph-pre-ram;
};
&pinctrl_usdhc3 {
bootph-pre-ram;
};
&pinctrl_wdog {
bootph-pre-ram;
};
&uart4 {
bootph-pre-ram;
};
&usdhc2 {
bootph-pre-ram;
};
&usdhc3 {
bootph-pre-ram;
};
&eeprom_som {
bootph-pre-ram;
};