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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/rockchip-saradc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip Successive Approximation Register (SAR) A/D Converter
maintainers:
- Heiko Stuebner <heiko@sntech.de>
properties:
compatible:
oneOf:
- const: rockchip,saradc
- const: rockchip,rk3066-tsadc
- const: rockchip,rk3399-saradc
- items:
- enum:
- rockchip,px30-saradc
- rockchip,rk3308-saradc
- rockchip,rk3328-saradc
- rockchip,rk3568-saradc
- rockchip,rv1108-saradc
- const: rockchip,rk3399-saradc
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
items:
- description: converter clock
- description: peripheral clock
clock-names:
items:
- const: saradc
- const: apb_pclk
resets:
maxItems: 1
reset-names:
const: saradc-apb
vref-supply:
description:
The regulator supply for the ADC reference voltage.
"#io-channel-cells":
const: 1
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- vref-supply
- "#io-channel-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/rk3288-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
saradc: saradc@2006c000 {
compatible = "rockchip,saradc";
reg = <0x2006c000 0x100>;
interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>;
clock-names = "saradc", "apb_pclk";
resets = <&cru SRST_SARADC>;
reset-names = "saradc-apb";
vref-supply = <&vcc18>;
#io-channel-cells = <1>;
};
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