bindings/pinctrl/microchip%2Csparx5-sgpio.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/microchip,sparx5-sgpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Lars Povlsen <lars.povlsen@microchip.com>
14   the number of available GPIOs with a minimum number of additional
21     pattern: "^gpio@[0-9a-f]+$"
25       - microchip,sparx5-sgpio
26       - mscc,ocelot-sgpio
27       - mscc,luton-sgpio
29   "#address-cells":
32   "#size-cells":
41   microchip,sgpio-port-ranges:
46       registers. Being tuples, then number of arguments must be
49     $ref: /schemas/types.yaml#/definitions/uint32-matrix
52         - description: |
53             "low" indicates start bit number of range
56         - description: |
57             "high" indicates end bit number of range
63   bus-frequency:
74   reset-names:
76       - const: switch
79   "^gpio@[0-1]$":
83         const: microchip,sparx5-sgpio-bank
87           The GPIO bank number. "0" is designates the input pin bank,
88           "1" the output bank.
91       gpio-controller: true
93       '#gpio-cells':
96          SGIO pin is defined by *2* numbers, a port number between 0
97          and 31, and a bit index, 0 to 3. The maximum bit number is
105       interrupt-controller: true
107       '#interrupt-cells':
110           defined in include/dt-bindings/interrupt-controller/irq.h
120       - compatible
121       - reg
122       - gpio-controller
123       - '#gpio-cells'
124       - ngpios
131   - compatible
132   - reg
133   - clocks
134   - microchip,sgpio-port-ranges
135   - "#address-cells"
136   - "#size-cells"
139   - |
140     #include <dt-bindings/interrupt-controller/arm-gic.h>
142       #address-cells = <1>;
143       #size-cells = <0>;
144       compatible = "microchip,sparx5-sgpio";
146       pinctrl-0 = <&sgpio2_pins>;
147       pinctrl-names = "default";
149       microchip,sgpio-port-ranges = <0 0>, <16 18>, <28 31>;
150       bus-frequency = <25000000>;
153         compatible = "microchip,sparx5-sgpio-bank";
154         gpio-controller;
155         #gpio-cells = <3>;
158         interrupt-controller;
159         #interrupt-cells = <3>;
162         compatible = "microchip,sparx5-sgpio-bank";
164         gpio-controller;
165         #gpio-cells = <3>;