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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
* Copyright (C) 2020 Lothar Waßmann <LW@KARO-electronics.de>
*
*/
/dts-v1/;
#include "imx8mp-karo-qsxp-ml81-upstream.dtsi"
/ {
chosen {
environment-emmc {
compatible = "barebox,environment";
device-path = &env_emmc;
status = "disabled";
};
};
aliases {
state = &state_emmc;
};
state_emmc: state {
compatible = "barebox,state";
magic = <0xabff4b1f>;
backend-type = "raw";
backend = <&usdhc3>;
backend-storage-type="direct";
/*
* barebox-state partition size: 1 MiB
* nr. of redundant copies: 4
* ==> max. stride size: 1 MiB / 4 = 256 KiB = 262144 Byte
*
* stride size: 262144 Byte
* raw-header: - 16 Byte
* direct-storage: - 8 Byte
* ------------
* max state size: 262120 Byte
* ===========
*/
backend-stridesize = <0x40000>;
#address-cells = <1>;
#size-cells = <1>;
bootstate {
#address-cells = <1>;
#size-cells = <1>;
system0 {
#address-cells = <1>;
#size-cells = <1>;
remaining_attempts@0 {
reg = <0x0 0x4>;
type = "uint32";
default = <2>;
};
priority@4 {
reg = <0x4 0x4>;
type= "uint32";
default = <21>;
};
};
system1 {
#address-cells = <1>;
#size-cells = <1>;
remaining_attempts@8 {
reg = <0x8 0x4>;
type = "uint32";
default = <2>;
};
priority@c {
reg = <0xc 0x4>;
type= "uint32";
default = <20>;
};
};
last_chosen@10 {
reg = <0x10 0x4>;
type = "uint32";
};
};
};
};
&usdhc2 {
status = "disabled";
};
&usdhc3 {
partitions {
compatible = "fixed-partitions";
#address-cells = <2>;
#size-cells = <2>;
partition@0 {
label = "barebox";
reg = <0x0 0x0 0x0 0x100000>;
};
env_emmc: partition@100000 {
label = "dt-barebox-environment";
reg = <0x0 0x100000 0x0 0x100000>;
};
};
};
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