[RFC PATCH 15/21] DO_NOT_MERGE dt-bindings: soc: add Foobar SoC memory controller

From: Drew Fustini
Date: Wed Apr 19 2023 - 07:12:05 EST


Add bindings for an example SoC memory controller that implements CBQRI.

Co-developed-by: Adrien Ricciardi <aricciardi@xxxxxxxxxxxx>
Signed-off-by: Adrien Ricciardi <aricciardi@xxxxxxxxxxxx>
Signed-off-by: Drew Fustini <dfustini@xxxxxxxxxxxx>
---
.../soc/foobar/foobar,memory-controller.yaml | 49 +++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/foobar/foobar,memory-controller.yaml

diff --git a/Documentation/devicetree/bindings/soc/foobar/foobar,memory-controller.yaml b/Documentation/devicetree/bindings/soc/foobar/foobar,memory-controller.yaml
new file mode 100644
index 000000000000..859ee52680d5
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/foobar/foobar,memory-controller.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/foobar/foobar,memory-controller.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Foobar SoC Memory Controller
+
+maintainers:
+ - Drew Fustini <dfustini@xxxxxxxxxxxx>
+
+description:
+ Foobar SoC memory controller implements the RISC-V CBQRI interface for
+ capacity allocaiton and usage monitoring.
+
+allOf:
+ - $ref: /schemas/riscv/riscv,cbqri.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: foobar,memory-controller
+ reg:
+ maxItems: 1
+ description: A memory region containing registers as defined in CBQRI spec
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+
+ memory-controller@fff12000 {
+ compatible = "foobar,memory-controller";
+ reg = <0xfff12000 0x2000>;
+ riscv,cbqri-rcid = <64>;
+ riscv,cbqri-mcid = <256>;
+ };
+
+...
--
2.34.1