linux/arch/arm/boot/dts/xilinx/zynq-zed-adv7511-adaq4216.dts at f71869baf0b635608bb00096725969074c3f510d · analogdevicesinc/linux · GitHub

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// SPDX-License-Identifier: GPL-2.0
/*
 * Analog Devices ADAQ4216 without isolated power supply
 *
 * hdl_project: <ad4630_fmc/zed>
 * board_revision: <3>
 *
 * Copyright (C) 2024 Analog Devices Inc.
 */
/dts-v1/;

#include "zynq-zed.dtsi"
#include "zynq-zed-adv7511.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pwm/pwm.h>

/ {
	vref: regulator-vref {
		compatible = "regulator-fixed";
		regulator-name = "fixed-supply";
		regulator-min-microvolt = <4096000>;
		regulator-max-microvolt = <4096000>;
		regulator-always-on;
	};

	vdd_1_8: regulator-vdd-1-8 {
		compatible = "regulator-fixed";
		regulator-name = "fixed-supply";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	vio: regulator-vio {
		compatible = "regulator-fixed";
		regulator-name = "fixed-supply";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	trigger_pwm: adc-pwm-trigger {
		compatible = "pwm-trigger";
		#trigger-source-cells = <0>;
		pwms = <&adc_trigger 0 1000000 0>;
	};

	clocks {
		cnv_ext_clk: ext-clk {
			#clock-cells = <0x0>;
			compatible = "fixed-clock";
			clock-frequency = <100000000>;
			clock-output-names = "cnv_ext_clk";
		};
	};
};

&fpga_axi {
	i2c@41620000 {
		compatible = "xlnx,axi-iic-1.01.b", "xlnx,xps-iic-2.00.a";
		reg = <0x41620000 0x10000>;
		interrupt-parent = <&intc>;
		interrupts = <0 55 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&clkc 15>;
		clock-names = "pclk";
		#size-cells = <0>;
		#address-cells = <1>;

		eeprom1: eeprom@50 {
			compatible = "at24,24c02";
			reg = <0x50>;
		};
	};

	adc_trigger: pwm@44b00000 {
		compatible = "adi,axi-pwmgen-2.00.a";
		reg = <0x44b00000 0x1000>;
		label = "ad463x_cnv";
		#pwm-cells = <3>;
		clocks = <&clkc 15>, <&cnv_ext_clk>;
		clock-names = "axi", "ext";
	};

	rx_dma: dma-controller@44a30000 {
		compatible = "adi,axi-dmac-1.00.a";
		reg = <0x44a30000 0x1000>;
		#dma-cells = <1>;
		interrupts = <0 57 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&clkc 15>;
	};

	spi_clk: clock-controller@44a70000 {
		compatible = "adi,axi-clkgen-2.00.a";
		reg = <0x44a70000 0x10000>;
		#clock-cells = <0>;
		clocks = <&clkc 15>, <&clkc 15>;
		clock-names = "clkin1", "s_axi_aclk";
		clock-output-names = "spi_clk";
	};

	axi_spi_engine: spi@44a00000 {
		compatible = "adi,axi-spi-engine-1.00.a";
		reg = <0x44a00000 0x1FF>;
		interrupt-parent = <&intc>;
		interrupts = <0 56 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&clkc 15>, <&spi_clk>;
		clock-names = "s_axi_aclk", "spi_clk";
		dmas = <&rx_dma 0>;
		dma-names = "offload0-rx";
		trigger-sources = <&trigger_pwm>;
		#address-cells = <0x1>;
		#size-cells = <0x0>;

		adaq4216: adaq4216@0 {
			compatible = "adi,adaq4216";
			reg = <0>;
			spi-max-frequency = <80000000>;
			vdd-supply = <&vref>;
			vdd_1_8-supply = <&vdd_1_8>;
			vio-supply = <&vio>;
			vref-supply = <&vref>;
			reset-gpios = <&gpio0 86 GPIO_ACTIVE_LOW>;
			adi,pga-gpios = <&gpio0 87 GPIO_ACTIVE_HIGH>,
					<&gpio0 88 GPIO_ACTIVE_HIGH>;
			adi,lane-mode = <1>;
			adi,clock-mode = <0>;
			adi,out-data-mode = <0>;
			adi,spi-trigger;
			pwm-names = "cnv";
			pwms = <&adc_trigger 1 1000000 0>;
		};
	};
};