bindings/leds/leds-lgm.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-lgm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Intel Lightning Mountain (LGM) SoC LED Serial Shift Output (SSO) Controller driver
10   - Zhu, Yi Xin <Yixin.zhu@intel.com>
11   - Amireddy Mallikarjuna reddy <mallikarjunax.reddy@intel.com>
15     const: intel,lgm-ssoled
21     maxItems: 2
23   clock-names:
25       - const: sso
26       - const: fpid
28   gpio-controller: true
30   '#gpio-cells':
31     const: 2
39   intel,sso-update-rate-hz:
43   led-controller:
46       This sub-node must contain a sub-node for each leds.
51       '#address-cells':
54       '#size-cells':
58       "^led@[0-2]$":
64             description: Index of the LED.
66             maximum: 2
68           led-gpios:
71           intel,sso-hw-trigger:
73             description: This property indicates Hardware driven/control LED.
75           intel,sso-hw-blink:
77             description: This property indicates Enable LED blink by Hardware.
79           intel,sso-blink-rate-hz:
80             description: LED HW blink frequency.
82           retain-state-suspended:
84             description: The suspend state of LED can be retained.
86           retain-state-shutdown:
88             description: Retain the state of the LED on shutdown.
91   - compatible
92   - reg
93   - clocks
94   - clock-names
95   - "#gpio-cells"
96   - gpio-controller
101   - |
102     #include <dt-bindings/clock/intel,lgm-clk.h>
103     #include <dt-bindings/leds/common.h>
106       compatible = "intel,lgm-ssoled";
108       gpio-controller;
109       #gpio-cells = <2>;
111       pinctrl-names = "default";
112       pinctrl-0 = <&pinctrl_ledc>;
114       clock-names = "sso", "fpid";
115       intel,sso-update-rate-hz = <250000>;
117       led-controller {
118         #address-cells = <1>;
119         #size-cells = <0>;
121         led@0 {
125           led-gpios = <&ssogpio 0 0>;
128         led@2 {
129           reg = <2>;
132           led-gpios = <&ssogpio 23 0>;