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-rw-r--r--Documentation/devicetree/bindings/mfd/brcm,twd.yaml8
-rw-r--r--Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml40
2 files changed, 48 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/brcm,twd.yaml b/Documentation/devicetree/bindings/mfd/brcm,twd.yaml
index 634526f790b8..e5136a37b0a3 100644
--- a/Documentation/devicetree/bindings/mfd/brcm,twd.yaml
+++ b/Documentation/devicetree/bindings/mfd/brcm,twd.yaml
@@ -36,6 +36,9 @@ properties:
const: 1
patternProperties:
+ '^timer@[a-f0-9]+$':
+ $ref: /schemas/timer/brcm,bcmbca-timer.yaml
+
'^watchdog@[a-f0-9]+$':
$ref: /schemas/watchdog/brcm,bcm7038-wdt.yaml
@@ -54,6 +57,11 @@ examples:
#address-cells = <1>;
#size-cells = <1>;
+ timer@0 {
+ compatible = "brcm,bcm63138-timer";
+ reg = <0x0 0x28>;
+ };
+
watchdog@28 {
compatible = "brcm,bcm7038-wdt";
reg = <0x28 0x8>;
diff --git a/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml b/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml
new file mode 100644
index 000000000000..6707d9760857
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/timer/brcm,bcmbca-timer.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom Broadband SoC timer
+
+maintainers:
+ - Rafał Miłecki <rafal@milecki.pl>
+
+properties:
+ compatible:
+ oneOf:
+ - const: brcm,bcm6345-timer
+ description: >
+ An old block with 3 timers.
+
+ It can be found in BCM6345, BCM6838 and BCM63268.
+ - const: brcm,bcm63138-timer
+ description: >
+ Updated block with 4 timers and control regs at the beginning.
+
+ It can be found in newer SoCs, e.g. BCM63138, BCM63148, BCM63381,
+ BCM68360, BCM6848, BCM6858, BCM4908.
+
+ reg:
+ maxItems: 1
+
+additionalProperties: false
+
+required:
+ - reg
+
+examples:
+ - |
+ timer@fffe0200 {
+ compatible = "brcm,bcm6345-timer";
+ reg = <0xfffe0200 0x1c>;
+ };