arm/bcm/raspberrypi%2Cbcm2835-firmware.yaml

1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/arm/bcm/raspberrypi,bcm2835-firmware.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Eric Anholt <eric@anholt.net>
11   - Stefan Wahren <wahrenst@gmx.net>
17         const: raspberrypi,bcm2835-firmware
20     - compatible
25       - const: raspberrypi,bcm2835-firmware
26       - const: simple-mfd
37         const: raspberrypi,firmware-clocks
39       "#clock-cells":
46       - compatible
47       - "#clock-cells"
49   gpio:
55         const: raspberrypi,firmware-gpio
57       gpio-controller: true
59       "#gpio-cells":
63           specify the gpio polarity (GPIO_ACTIVE_HIGH or GPIO_ACTIVE_LOW).
65       gpio-line-names:
69       - compatible
70       - gpio-controller
71       - "#gpio-cells"
73   reset:
79         const: raspberrypi,firmware-reset
81       "#reset-cells":
84           The argument is the ID of the firmware reset line to affect.
87       - compatible
88       - "#reset-cells"
96         const: raspberrypi,firmware-poe-pwm
98       "#pwm-cells":
103       - compatible
104       - "#pwm-cells"
107   - compatible
108   - mboxes
113   - |
115         compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
119             compatible = "raspberrypi,firmware-clocks";
120             #clock-cells = <1>;
123         expgpio: gpio {
124             compatible = "raspberrypi,firmware-gpio";
125             gpio-controller;
126             #gpio-cells = <2>;
129         reset: reset {
130             compatible = "raspberrypi,firmware-reset";
131             #reset-cells = <1>;
135             compatible = "raspberrypi,firmware-poe-pwm";
136             #pwm-cells = <2>;