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authorMichael Walle <michael@walle.cc>2020-09-15 00:43:30 +0300
committerLee Jones <lee.jones@linaro.org>2020-09-17 17:57:14 +0300
commit48e28a249e3bcc31e6a2d27267410a6f5a03e39e (patch)
tree90f518353240251b57dc562968be8965eac54589 /Documentation/devicetree/bindings/interrupt-controller
parent3abee4579484c554961bb0af92a77adc0ebd791d (diff)
downloadlinux-48e28a249e3bcc31e6a2d27267410a6f5a03e39e.tar.xz
dt-bindings: mfd: Add bindings for sl28cpld
Add a device tree bindings for the board management controller found on the Kontron SMARC-sAL28 board. Signed-off-by: Michael Walle <michael@walle.cc> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
-rw-r--r--Documentation/devicetree/bindings/interrupt-controller/kontron,sl28cpld-intc.yaml54
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diff --git a/Documentation/devicetree/bindings/interrupt-controller/kontron,sl28cpld-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/kontron,sl28cpld-intc.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/kontron,sl28cpld-intc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Interrupt controller driver for the sl28cpld board management controller
+
+maintainers:
+ - Michael Walle <michael@walle.cc>
+
+description: |
+ This module is part of the sl28cpld multi-function device. For more
+ details see ../mfd/kontron,sl28cpld.yaml.
+
+ The following interrupts are available. All types and levels are fixed
+ and handled by the board management controller.
+
+ ==== ============= ==================================
+ IRQ line/device description
+ ==== ============= ==================================
+ 0 RTC_INT# Interrupt line from on-board RTC
+ 1 SMB_ALERT# Event on SMB_ALERT# line (P1)
+ 2 ESPI_ALERT0# Event on ESPI_ALERT0# line (S43)
+ 3 ESPI_ALERT1# Event on ESPI_ALERT1# line (S44)
+ 4 PWR_BTN# Event on PWR_BTN# line (P128)
+ 5 SLEEP# Event on SLEEP# line (S149)
+ 6 watchdog Interrupt of the internal watchdog
+ 7 n/a not used
+ ==== ============= ==================================
+
+properties:
+ compatible:
+ enum:
+ - kontron,sl28cpld-intc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ "#interrupt-cells":
+ const: 2
+
+ interrupt-controller: true
+
+required:
+ - compatible
+ - interrupts
+ - "#interrupt-cells"
+ - interrupt-controller
+
+additionalProperties: false