68 lines
1.6 KiB
YAML
68 lines
1.6 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/adc/nuvoton,npcm750-adc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Nuvoton NPCM BMC Analog to Digital Converter (ADC)
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maintainers:
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- Tomer Maimon <tmaimon77@gmail.com>
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description:
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The NPCM7XX ADC is a 10-bit converter and NPCM8XX ADC is a 12-bit converter,
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both have eight channel inputs.
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properties:
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compatible:
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enum:
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- nuvoton,npcm750-adc
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- nuvoton,npcm845-adc
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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description: ADC interrupt, should be set for falling edge.
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resets:
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maxItems: 1
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clocks:
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maxItems: 1
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description: If not provided the defulat ADC sample rate will be used.
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vref-supply:
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description: If not supplied, the internal voltage reference will be used.
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"#io-channel-cells":
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const: 1
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required:
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- compatible
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- reg
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- interrupts
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- resets
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
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#include <dt-bindings/reset/nuvoton,npcm7xx-reset.h>
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soc {
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#address-cells = <1>;
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#size-cells = <1>;
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adc@f000c000 {
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compatible = "nuvoton,npcm750-adc";
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reg = <0xf000c000 0x8>;
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interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&clk NPCM7XX_CLK_ADC>;
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resets = <&rstc NPCM7XX_RESET_IPSRST1 NPCM7XX_RESET_ADC>;
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};
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};
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...
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