From: Daniel Schultz <d.schu...@phytec.de>
Add the state framework with EEPROM backend.
Signed-off-by: Stefan Riedmueller <s.riedmuel...@phytec.de>
---
arch/arm/dts/imx6ul-phytec-phycore-som.dts | 5 ++
arch/arm/dts/imx6ul-phytec-state.dtsi | 81 +++++++++++++++++++++++++++++
arch/arm/dts/imx6ull-phytec-phycore-som.dts | 5 ++
3 files changed, 91 insertions(+)
create mode 100644 arch/arm/dts/imx6ul-phytec-state.dtsi
diff --git a/arch/arm/dts/imx6ul-phytec-phycore-som.dts
b/arch/arm/dts/imx6ul-phytec-phycore-som.dts
index 6d1876702d1b..11418ea7f038 100644
--- a/arch/arm/dts/imx6ul-phytec-phycore-som.dts
+++ b/arch/arm/dts/imx6ul-phytec-phycore-som.dts
@@ -14,6 +14,7 @@
#include <arm/imx6ul.dtsi>
#include "imx6ul-phytec-phycore-som.dtsi"
+#include "imx6ul-phytec-state.dtsi"
/ {
model = "Phytec phyCORE-i.MX6 Ultra Lite SOM";
@@ -32,6 +33,10 @@
status = "okay";
};
+&state {
+ status = "okay";
+};
+
&uart1 {
status = "okay";
};
diff --git a/arch/arm/dts/imx6ul-phytec-state.dtsi
b/arch/arm/dts/imx6ul-phytec-state.dtsi
new file mode 100644
index 000000000000..a21cb49f00ce
--- /dev/null
+++ b/arch/arm/dts/imx6ul-phytec-state.dtsi
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2019 PHYTEC Messtechnik GmbH,
+ * Author: Stefan Riedmueller <s.riedmuel...@phytec.de>
+ */
+
+/ {
+ aliases {
+ state = &state;
+ };
+
+ state: imx6ul_phytec_boot_state {
+ magic = <0x883b86a6>;
+ compatible = "barebox,state";
+ backend-type = "raw";
+ backend = <&backend_update_eeprom>;
+ backend-stridesize = <54>;
+ status = "disabled";
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ bootstate {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ last_chosen {
+ reg = <0x0 0x4>;
+ type = "uint32";
+ };
+ system0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ remaining_attempts {
+ reg = <0x4 0x4>;
+ type = "uint32";
+ default = <3>;
+ };
+ priority {
+ reg = <0x8 0x4>;
+ type = "uint32";
+ default = <21>;
+ };
+ ok {
+ reg = <0xc 0x4>;
+ type = "uint32";
+ default = <0>;
+ };
+ };
+ system1 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ remaining_attempts {
+ reg = <0x10 0x4>;
+ type = "uint32";
+ default = <3>;
+ };
+ priority {
+ reg = <0x14 0x4>;
+ type = "uint32";
+ default = <20>;
+ };
+ ok {
+ reg = <0x18 0x4>;
+ type = "uint32";
+ default = <0>;
+ };
+ };
+ };
+ };
+};
+
+&eeprom {
+ partitions {
+ compatible = "fixed-partitions";
+ #size-cells = <1>;
+ #address-cells = <1>;
+ backend_update_eeprom: state@0 {
+ reg = <0x0 0x100>;
+ label = "update-eeprom";
+ };
+ };
+};
diff --git a/arch/arm/dts/imx6ull-phytec-phycore-som.dts
b/arch/arm/dts/imx6ull-phytec-phycore-som.dts
index 4d73010131ee..86f43a4632a7 100644
--- a/arch/arm/dts/imx6ull-phytec-phycore-som.dts
+++ b/arch/arm/dts/imx6ull-phytec-phycore-som.dts
@@ -14,6 +14,7 @@
#include <arm/imx6ull.dtsi>
#include "imx6ul-phytec-phycore-som.dtsi"
+#include "imx6ul-phytec-state.dtsi"
/ {
model = "Phytec phyCORE-i.MX6 ULL SOM";
@@ -32,6 +33,10 @@
status = "okay";
};
+&state {
+ status = "okay";
+};
+
&uart1 {
status = "okay";
};
--
2.7.4
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