[RFC PATCH 3/4] dt-bindings: power: reset: Document arm,psci-vendor-reset

[Elliot Berman <quic_eberman@quicinc.com>]

Add devicetree bindings for using PSCI SYSTEM_RESET2 with vendor reset  types.

Signed-off-by: Elliot Berman <quic_eberman@quicinc.com>
---
 .../power/reset/arm,psci-vendor-reset.yaml    | 35 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 36 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml

diff --git a/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml b/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml
new file mode 100644
index 000000000000..18b0b8c167a1
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml
@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2023 Qualcomm Innovation Center, Inc. All Rights Reserved.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/reset/arm,psci-vendor-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: PSCI SYSTEM_RESET2 Vendor Resets
+
+maintainers:
+  - Elliot Berman <quic_eberman@quicinc.com>
+
+description: |
+  PSCI SYSTEM_RESET2 supports vendor-defined reset types. This describes
+  the conversion of reboot modes to the reset types.
+
+properties:
+  compatible:
+    const: arm,psci-vendor-reset
+
+allOf:
+  - $ref: reboot-mode.yaml#
+
+additionalProperties: false
+
+examples:
+  - |
+    firmware {
+      psci-vendor-resets {
+        compatible = "arm,psci-vendor-reset";
+        reboot-normal = <0x100>;
+        reboot-bootloader = <0x101>;
+        reboot-fastboot = <0x102>;
+      };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index d516295978a4..2da4c5f1917b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16982,6 +16982,7 @@ M:	Mark Rutland <mark.rutland@arm.com>
 M:	Lorenzo Pieralisi <lpieralisi@kernel.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
+F:	Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml
 F:	drivers/firmware/psci/
 F:	include/linux/psci.h
 F:	include/uapi/linux/psci.h
-- 
2.41.0