Introduce 'state' node to manage device states using barebox state framework.
Set backend to usdhc3 and define storage parameters.
For now, reuse existing layout from Skov i.MX6 variants.
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
arch/arm/dts/imx8mp-skov.dts | 105 +++++++++++++++++++++++++++++++++++
1 file changed, 105 insertions(+)
diff --git a/arch/arm/dts/imx8mp-skov.dts b/arch/arm/dts/imx8mp-skov.dts
index b94b9dd51d..7d6514f04b 100644
--- a/arch/arm/dts/imx8mp-skov.dts
+++ b/arch/arm/dts/imx8mp-skov.dts
@@ -31,6 +31,7 @@ aliases {
ethernet0 = &eqos;
ethernet1 = &lan1;
ethernet2 = &lan2;
+ state = &state;
};
leds {
@@ -83,6 +84,110 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ state: state {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ magic = <0x1c5b3f49>;
+ compatible = "barebox,state";
+ backend-type = "raw";
+ backend = <&usdhc3>;
+ /*
+ * 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>;
+
+ bootstate {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ system0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ remaining_attempts@0 {
+ reg = <0x0 0x4>;
+ type = "uint32";
+ default = <3>;
+ };
+ priority@4 {
+ reg = <0x4 0x4>;
+ type = "uint32";
+ default = <30>;
+ };
+ };
+
+ system1 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ remaining_attempts@8 {
+ reg = <0x8 0x4>;
+ type = "uint32";
+ default = <3>;
+ };
+ priority@C {
+ reg = <0xC 0x4>;
+ type = "uint32";
+ default = <20>;
+ };
+ };
+
+ last_chosen@10 {
+ reg = <0x10 0x4>;
+ type = "uint32";
+ };
+ };
+
+ display {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ xres@14 {
+ reg = <0x14 0x4>;
+ type = "uint32";
+ default = <0>;
+ };
+
+ yres@18 {
+ reg = <0x18 0x4>;
+ type = "uint32";
+ default = <0>;
+ };
+
+ brightness@1C {
+ reg = <0x1C 0x1>;
+ type = "uint8";
+ default = <8>;
+ };
+
+ external@1D {
+ reg = <0x1D 0x1>;
+ type = "uint8";
+ default = <0>;
+ };
+ };
+
+ ethaddr {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ eth2@1e {
+ reg = <0x1E 0x6>;
+ type = "mac";
+ default = [00 11 22 33 44 55];
+ };
+ };
+ };
};
&usdhc2 {
--
2.39.2
