summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml')
-rw-r--r--Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml70
1 files changed, 70 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml b/Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml
new file mode 100644
index 000000000..8bdef812c
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/renesas,em-gio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas EMMA Mobile General Purpose I/O Interface
+
+maintainers:
+ - Magnus Damm <magnus.damm@gmail.com>
+
+properties:
+ compatible:
+ const: renesas,em-gio
+
+ reg:
+ items:
+ - description: First set of contiguous registers
+ - description: Second set of contiguous registers
+
+ interrupts:
+ items:
+ - description: Interrupt for the first set of 16 GPIO ports
+ - description: Interrupt for the second set of 16 GPIO ports
+
+ gpio-controller: true
+
+ '#gpio-cells':
+ const: 2
+
+ gpio-ranges:
+ maxItems: 1
+
+ ngpios:
+ minimum: 1
+ maximum: 32
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ const: 2
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - gpio-controller
+ - '#gpio-cells'
+ - gpio-ranges
+ - ngpios
+ - interrupt-controller
+ - '#interrupt-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ gpio0: gpio@e0050000 {
+ compatible = "renesas,em-gio";
+ reg = <0xe0050000 0x2c>, <0xe0050040 0x20>;
+ interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&pfc 0 0 32>;
+ ngpios = <32>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };