linux-kernel - [PATCH 2/9] dt-bindings: arm: add Black Sesame Technologies (bst) SoC

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Message-Id: <20250923-v4-patch-final-v1-2-2283ad7cbf88@thundersoft.com>
Date: Tue, 23 Sep 2025 14:10:08 +0800
From: Albert Yang <yangzh0906@...ndersoft.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Ge Gordon <gordon.ge@....ai>, 
 BST Linux Kernel Upstream Group <bst-upstream@...ai.top>, 
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
 Ulf Hansson <ulf.hansson@...aro.org>, 
 Adrian Hunter <adrian.hunter@...el.com>, Arnd Bergmann <arnd@...db.de>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-mmc@...r.kernel.org, 
 soc@...ts.linux.dev, Albert Yang <yangzh0906@...ndersoft.com>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 2/9] dt-bindings: arm: add Black Sesame Technologies (bst)
 SoC

Add device tree bindings for Black Sesame Technologies Arm SoC,
it consists several SoC models like C1200, etc.

Signed-off-by: Albert Yang <yangzh0906@...ndersoft.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
Changes for v4:
- remove Signed-off-by: Ge Gordon
- add Reviewed-by Krzysztof Kozlowski info
Changes for v3:
- Add Signed-off-by: Ge Gordon

Changes for v2:
- Removed unnecessary pipe (`|`) in description
- Dropped invalid `compatible` entry for standalone SoC
- Removed root node (`$nodename: '/'`) definition
---
 Documentation/devicetree/bindings/arm/bst.yaml | 31 ++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/bst.yaml b/Documentation/devicetree/bindings/arm/bst.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..a3a7f424fd57f23efeed9b076c2612ba672be3e2
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/bst.yaml
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/bst.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: BST platforms
+
+description:
+  Black Sesame Technologies (BST) is a semiconductor company that produces
+  automotive-grade system-on-chips (SoCs) for intelligent driving, focusing
+  on computer vision and AI capabilities. The BST C1200 family includes SoCs
+  for ADAS (Advanced Driver Assistance Systems) and autonomous driving
+  applications.
+
+maintainers:
+  - Ge Gordon <gordon.ge@....ai>
+
+properties:
+  $nodename:
+    const: '/'
+  compatible:
+    oneOf:
+      - description: BST C1200 CDCU1.0 ADAS 4C2G board
+        items:
+          - const: bst,c1200-cdcu1.0-adas-4c2g
+          - const: bst,c1200
+
+additionalProperties: true
+
+...

-- 
2.43.0