r11_audio_haptics.dtsi

/*
 * Device Tree config for the CS40L25 chip - Haptics actuator
 */

#include <dt-bindings/pinctrl/samsung.h>

&gpa1 {
	#interrupt-cells = <2>;
};

&pinctrl_0 {
	pinctrl-names = "default";
	// IRQ pin is shared between haptics and smart amp and the pinctrl framework
	// does not allow for multiple drivers to own a pin via pinctrl-0, thus the
	// ownership is given directly to pinctrl_0. This will hog the pin as soon as
	// pinmux gets initialized.
	pinctrl-0 = <&audio_haptics_irq>;

	// IRQ pin is shared between haptics and audio
	audio_haptics_irq: audio_haptics-irq {
		// gpio8
		samsung,pins = "gpa1-0";
		samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
	};

	haptics_refclk: haptics-refclk {
		samsung,pins = "gpa1-2";
		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
	};
};

&pinctrl_5 {
	// GPIO 95
	smart_amp_rst: smart_amp-rst {
		samsung,pins = "gpg1-1";
		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
	};

	// GPIO 106
	haptics_rst: haptics-rst {
		samsung,pins = "gpg7-0";
		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
	};
};

// Used to generate 32kHz reference clock for haptics and BT/Wifi devices
&exynos_rtc {
	status = "ok";
	pinctrl-names = "default";
	pinctrl-0 = <&haptics_refclk>;
};

&i2c_2 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "ok";

	dev2_cs40l25: dev2-cs40l25@43 {
		compatible = "cirrus,cs40l25";
		pinctrl-names = "default";
		pinctrl-0 = <&haptics_rst>;
		reset-gpios = <&gpg7 0 GPIO_ACTIVE_HIGH>;
		reg = <0x43>;
		status = "disabled";
		interrupts-extended = <&gpa1 0 IRQ_TYPE_LEVEL_LOW>;

		cirrus,boost-ind-nanohenry = <1000>;
		cirrus,boost-cap-microfarad = <4>;
		cirrus,boost-ipk-milliamp = <4500>;
		cirrus,boost-clab-millivolt = <5000>; /* 5V */
		cirrus,boost-ctl-millivolt = <5000>; /* 5V */
		cirrus,boost-ovp-millivolt = <9000>; /* 9V */

		cirrus,f0-default = <2514000>; /* 153 Hz */
		cirrus,redc-default = <327728>; /* 15 Ohm */
		cirrus,hiber-enable = <1>;

		cirrus,refclk-gpio2;

		cirrus,asp-fmt = <0>;
		cirrus,asp-bclk-freq-hz = <3072000>;
		cirrus,asp-slot-num = <2>;
		cirrus,asp-slot-width = <16>;
		cirrus,asp-samp-width = <16>;
		cirrus,fw-id-remap = <0x1400CB>;
	};
};

&hsi2c_8 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "ok";

	cs35l41: cs35l41@40 {
		#sound-dai-cells = <0>;
		compatible = "cirrus,cs35l41";
		reg = <0x40>;

		pinctrl-names = "default";
		pinctrl-0 = <&smart_amp_rst>;
		reset-gpios = <&gpg1 1 GPIO_ACTIVE_HIGH>;
		interrupts-extended = <&gpa1 0 IRQ_TYPE_LEVEL_LOW>;

		cirrus,boost-peak-milliamp = <1600>;
		cirrus,boost-ind-nanohenry = <1000>;
		cirrus,boost-cap-microfarad = <30>;
		cirrus,boost-ctl-millivolt = <4000>;
		cirrus,hibernate-enable = <1>;

		// Mode 3: Hi-Z during unused slots and while all transmit channels disabled
		cirrus,asp-sdout-hiz = <3>;

		// GPIO/INT pin configuration
		cirrus,gpio-config2 {
			// Mode 2: Open Drain INTB
			cirrus,gpio-src-select = <2>;
		};
	};

	proto1_cs40l25: proto1-cs40l25@43 {
		compatible = "cirrus,cs40l25";
		pinctrl-names = "default";
		pinctrl-0 = <&haptics_rst>;
		reset-gpios = <&gpg7 0 GPIO_ACTIVE_HIGH>;
		reg = <0x43>;
		status = "disabled";
		interrupts-extended = <&gpa1 0 IRQ_TYPE_LEVEL_LOW>;

		cirrus,boost-ind-nanohenry = <1000>;
		cirrus,boost-cap-microfarad = <4>;
		cirrus,boost-ipk-milliamp = <4500>;
		cirrus,boost-clab-millivolt = <5000>; /* 5V */
		cirrus,boost-ctl-millivolt = <5000>; /* 5V */
		cirrus,boost-ovp-millivolt = <9000>; /* 9V */

		cirrus,f0-default = <2514000>; /* 153 Hz */
		cirrus,redc-default = <327728>; /* 15 Ohm */
		cirrus,hiber-enable = <1>;

		cirrus,refclk-gpio2;

		cirrus,asp-fmt = <0>;
		cirrus,asp-bclk-freq-hz = <3072000>;
		cirrus,asp-slot-num = <2>;
		cirrus,asp-slot-width = <16>;
		cirrus,asp-samp-width = <16>;
		cirrus,fw-id-remap = <0x1400CB>;
	};
};