18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
28c2ecf20Sopenharmony_ci%YAML 1.2
38c2ecf20Sopenharmony_ci---
48c2ecf20Sopenharmony_ci
58c2ecf20Sopenharmony_ci$id: http://devicetree.org/schemas/hwmon/pmbus/ti,ucd90320.yaml#
68c2ecf20Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
78c2ecf20Sopenharmony_ci
88c2ecf20Sopenharmony_cititle: UCD90320 power sequencer
98c2ecf20Sopenharmony_ci
108c2ecf20Sopenharmony_cimaintainers:
118c2ecf20Sopenharmony_ci  - Jim Wright <wrightj@linux.vnet.ibm.com>
128c2ecf20Sopenharmony_ci
138c2ecf20Sopenharmony_cidescription: |
148c2ecf20Sopenharmony_ci  The UCD90320 is a 32-rail PMBus/I2C addressable power-supply sequencer and
158c2ecf20Sopenharmony_ci  monitor. The 24 integrated ADC channels (AMONx) monitor the power supply
168c2ecf20Sopenharmony_ci  voltage, current, and temperature. Of the 84 GPIO pins, 8 can be used as
178c2ecf20Sopenharmony_ci  digital monitors (DMONx), 32 to enable the power supply (ENx), 24 for
188c2ecf20Sopenharmony_ci  margining (MARx), 16 for logical GPO, and 32 GPIs for cascading, and system
198c2ecf20Sopenharmony_ci  function.
208c2ecf20Sopenharmony_ci
218c2ecf20Sopenharmony_ci  http://focus.ti.com/lit/ds/symlink/ucd90320.pdf
228c2ecf20Sopenharmony_ci
238c2ecf20Sopenharmony_ciproperties:
248c2ecf20Sopenharmony_ci  compatible:
258c2ecf20Sopenharmony_ci    enum:
268c2ecf20Sopenharmony_ci      - ti,ucd90320
278c2ecf20Sopenharmony_ci
288c2ecf20Sopenharmony_ci  reg:
298c2ecf20Sopenharmony_ci    maxItems: 1
308c2ecf20Sopenharmony_ci
318c2ecf20Sopenharmony_cirequired:
328c2ecf20Sopenharmony_ci  - compatible
338c2ecf20Sopenharmony_ci  - reg
348c2ecf20Sopenharmony_ci
358c2ecf20Sopenharmony_ciadditionalProperties: false
368c2ecf20Sopenharmony_ci
378c2ecf20Sopenharmony_ciexamples:
388c2ecf20Sopenharmony_ci  - |
398c2ecf20Sopenharmony_ci    i2c {
408c2ecf20Sopenharmony_ci        #address-cells = <1>;
418c2ecf20Sopenharmony_ci        #size-cells = <0>;
428c2ecf20Sopenharmony_ci
438c2ecf20Sopenharmony_ci        ucd90320@11 {
448c2ecf20Sopenharmony_ci            compatible = "ti,ucd90320";
458c2ecf20Sopenharmony_ci            reg = <0x11>;
468c2ecf20Sopenharmony_ci        };
478c2ecf20Sopenharmony_ci    };
48