linux-kernel - [PATCH v3 07/13] dt-bindings: timer: Add Anlogic DR1V90 ACLINT MTIMER

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Message-Id: <20251021-dr1v90-basic-dt-v3-7-5478db4f664a@pigmoral.tech>
Date: Tue, 21 Oct 2025 17:41:42 +0800
From: Junhui Liu <junhui.liu@...moral.tech>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Paul Walmsley <pjw@...nel.org>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Alexandre Ghiti <alex@...ti.fr>, Junhui Liu <junhui.liu@...moral.tech>, 
 Thomas Gleixner <tglx@...utronix.de>, 
 Samuel Holland <samuel.holland@...ive.com>, 
 Chen Wang <unicorn_wang@...look.com>, Inochi Amaoto <inochiama@...il.com>, 
 Daniel Lezcano <daniel.lezcano@...aro.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Jiri Slaby <jirislaby@...nel.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...ive.com>, Conor Dooley <conor@...nel.org>, 
 linux-riscv@...ts.infradead.org, Inochi Amaoto <inochiama@...look.com>, 
 sophgo@...ts.linux.dev, linux-serial@...r.kernel.org
Subject: [PATCH v3 07/13] dt-bindings: timer: Add Anlogic DR1V90 ACLINT
 MTIMER

Add MTIMER support for Anlogic DR1V90 SoC, which uses Nuclei UX900 with
a TIMER unit compliant with the ACLINT specification.

Signed-off-by: Junhui Liu <junhui.liu@...moral.tech>
---
 .../bindings/timer/thead,c900-aclint-mtimer.yaml        | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml b/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml
index 4ed30efe40525f9e70b7f1b1dda1c833b0c3a40c..cf7c82e980f674afcf59fc726742dc4f49c1a820 100644
--- a/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml
+++ b/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml
@@ -4,18 +4,23 @@
 $id: http://devicetree.org/schemas/timer/thead,c900-aclint-mtimer.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Sophgo CLINT Timer
+title: ACLINT Machine-level Timer Device
 
 maintainers:
   - Inochi Amaoto <inochiama@...look.com>
 
 properties:
   compatible:
-    items:
-      - enum:
-          - sophgo,sg2042-aclint-mtimer
-          - sophgo,sg2044-aclint-mtimer
-      - const: thead,c900-aclint-mtimer
+    oneOf:
+      - items:
+          - enum:
+              - sophgo,sg2042-aclint-mtimer
+              - sophgo,sg2044-aclint-mtimer
+          - const: thead,c900-aclint-mtimer
+      - items:
+          - enum:
+              - anlogic,dr1v90-aclint-mtimer
+          - const: nuclei,ux900-aclint-mtimer
 
   reg:
     items:

-- 
2.51.1