bindings/gpio/nuvoton%2Csgpio.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Jim LIU <JJLIU0@nuvoton.com>
20   to 64 output pins, and up to 64 input pins, the pin is only for GPI or GPO.
22   - Support interrupt option for each input port and various interrupt
23     sensitivity options (level-high, level-low, edge-high, edge-low)
24   - ngpios is number of nuvoton,input-ngpios GPIO lines and nuvoton,output-ngpios GPIO lines.
25     nuvoton,input-ngpios GPIO lines is only for GPI.
26     nuvoton,output-ngpios GPIO lines is only for GPO.
31       - nuvoton,npcm750-sgpio
32       - nuvoton,npcm845-sgpio
37   gpio-controller: true
39   '#gpio-cells':
48   nuvoton,input-ngpios:
55   nuvoton,output-ngpios:
63   - compatible
64   - reg
65   - gpio-controller
66   - '#gpio-cells'
67   - interrupts
68   - nuvoton,input-ngpios
69   - nuvoton,output-ngpios
70   - clocks
75   - |
76     #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
77     #include <dt-bindings/interrupt-controller/arm-gic.h>
79         compatible = "nuvoton,npcm750-sgpio";
83         gpio-controller;
84         #gpio-cells = <2>;
85         nuvoton,input-ngpios = <64>;
86         nuvoton,output-ngpios = <64>;