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rockchip: rv1126: Read cpuid from otp and set ethaddr

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Provide configuration to read cpuid and generate a persistent
MAC address in ethaddr

Signed-off-by: Tim Lunn <tim@feathertop.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Tim Lunn 2023-10-31 13:07:15 +11:00 • committed by Tom Rini
parent 455ad75cb2
commit b01adfe59d
2 changed files with 14 additions and 0 deletions
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12
arch/arm/dts/rv1126-u-boot.dtsi
View file

@ -15,6 +15,18 @@
compatible = "rockchip,rv1126-dmc"; compatible = "rockchip,rv1126-dmc";
bootph-all; bootph-all;
}; };
otp: otp@ff5c0000 {
compatible = "rockchip,rv1126-otp";
reg = <0xff5c0000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
status = "okay";
cpu_id: id@7 {
reg = <0x07 0x10>;
};
};
}; };
&gpio0 { &gpio0 {

2
arch/arm/mach-rockchip/Kconfig
View file

@ -359,6 +359,8 @@ config ROCKCHIP_RV1126
select BOARD_LATE_INIT select BOARD_LATE_INIT
imply ROCKCHIP_COMMON_BOARD imply ROCKCHIP_COMMON_BOARD
imply OF_LIBFDT_OVERLAY imply OF_LIBFDT_OVERLAY
imply ROCKCHIP_OTP
imply MISC_INIT_R
imply TPL_DM imply TPL_DM
imply TPL_LIBCOMMON_SUPPORT imply TPL_LIBCOMMON_SUPPORT
imply TPL_LIBGENERIC_SUPPORT imply TPL_LIBGENERIC_SUPPORT