[PATCH 1/4] dt-bindings: brcmstb-hwspinlock: support for hwspinlock

Kamal Dasu kamal.dasu at broadcom.com
Fri Jul 11 08:42:18 PDT 2025


From: Kamal Dasu <kdasu at broadcom.com>

Adding brcmstb_hwspinlock bindings.

Signed-off-by: Kamal Dasu <kamal.dasu at broadcom.com>
---
 .../hwlock/brcm,brcmstb-hwspinlock.yaml       | 36 +++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwlock/brcm,brcmstb-hwspinlock.yaml

diff --git a/Documentation/devicetree/bindings/hwlock/brcm,brcmstb-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/brcm,brcmstb-hwspinlock.yaml
new file mode 100644
index 000000000000..b49ead166b1e
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwlock/brcm,brcmstb-hwspinlock.yaml
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwlock/brcm,brcmstb-hwspinlock.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom settop Hardware Spinlock
+
+maintainers:
+  - Kamal Dasu <kamal.dasu at broadcom.com>
+
+properties:
+  "#hwlock-cells":
+    const: 1
+
+  compatible:
+    const: brcm,brcmstb-hwspinlock
+
+  reg:
+    maxItems: 1
+
+required:
+  - "#hwlock-cells"
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    hwspinlock at 8404038 {
+        compatible = "brcm,brcmstb-hwspinlock";
+        #hwlock-cells = <1>;
+        reg = <0x8404038 0x40>;
+    };
+
-- 
2.34.1




More information about the linux-arm-kernel mailing list