[PATCH v2 24/25] dt-bindings: reserved-memory: Add Google Kinfo Pixel reserved memory

From: Mukesh Ojha

Date: Tue Mar 10 2026 - 16:26:42 EST


Add documentation for Google Kinfo Pixel reserved memory area.

Co-developed-by: Eugen Hristev <eugen.hristev@xxxxxxxxxx>
Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxx>
Signed-off-by: Mukesh Ojha <mukesh.ojha@xxxxxxxxxxxxxxxx>
---
.../bindings/reserved-memory/google,kinfo.yaml | 46 ++++++++++++++++++++++
MAINTAINERS | 6 +++
2 files changed, 52 insertions(+)

diff --git a/Documentation/devicetree/bindings/reserved-memory/google,kinfo.yaml b/Documentation/devicetree/bindings/reserved-memory/google,kinfo.yaml
new file mode 100644
index 000000000000..2f964151f0c0
--- /dev/null
+++ b/Documentation/devicetree/bindings/reserved-memory/google,kinfo.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reserved-memory/google,kinfo.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Google Pixel Kinfo reserved memory
+
+maintainers:
+ - Eugen Hristev <eugen.hristev@xxxxxxxxxx>
+ - Mukesh Ojha <mukesh.ojha@xxxxxxxxxxxxxxxx>
+
+description: |
+ This binding represents reserved-memory used to store data for firmware/bootloader
+ on the Pixel platform. The stored data is debugging information of the running
+ kernel.
+
+allOf:
+ - $ref: reserved-memory.yaml
+
+properties:
+ compatible:
+ const: google,debug-kinfo
+
+ reg:
+ description: page-aligned region of memory containing debugging data of running kernel
+
+required:
+ - compatible
+ - reg
+ - no-map
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ debug-kinfo@fa00000 {
+ compatible = "google,debug-kinfo";
+ reg = <0xfa00000 0x1000>;
+ no-map;
+ };
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index ebf478dbd15c..2504b7df0e7d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16592,6 +16592,12 @@ F: Documentation/dev-tools/meminspect.rst
F: include/linux/meminspect.h
F: kernel/meminspect/*

+MEMINSPECT KINFO DRIVER
+M: Eugen Hristev <eugen.hristev@xxxxxxxxxx>
+M: Mukesh Ojha <mukesh.ojha@xxxxxxxxxxxxxxxx>
+S: Maintained
+F: Documentation/devicetree/bindings/reserved-memory/google,kinfo.yaml
+
MEMBLOCK AND MEMORY MANAGEMENT INITIALIZATION
M: Mike Rapoport <rppt@xxxxxxxxxx>
L: linux-mm@xxxxxxxxx

--
2.50.1