~sircmpwn/linux

linux/arch/arm/boot/dts/am335x-osd335x-common.dtsi -rw-r--r-- 2.5 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * Author: Robert Nelson <robertcnelson@gmail.com>
 */

/ {
	cpus {
		cpu@0 {
			cpu0-supply = <&dcdc2_reg>;
		};
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>; /* 512 MB */
	};
};

&cpu0_opp_table {
	/*
	* Octavo Systems:
	* The EFUSE_SMA register is not programmed for any of the AM335x wafers
	* we get and we are not programming them during our production test.
	* Therefore, from a DEVICE_ID revision point of view, the silicon looks
	* like it is Revision 2.1.  However, from an EFUSE_SMA point of view for
	* the HW OPP table, the silicon looks like it is Revision 1.0 (ie the
	* EFUSE_SMA register reads as all zeros).
	*/
	oppnitro-1000000000 {
		opp-supported-hw = <0x06 0x0100>;
	};
};

&am33xx_pinmux {
	i2c0_pins: pinmux-i2c0-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
		>;
	};
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;

	status = "okay";
	clock-frequency = <400000>;

	tps: tps@24 {
		reg = <0x24>;
	};
};

/include/ "tps65217.dtsi"

&tps {
	interrupts = <7>; /* NMI */
	interrupt-parent = <&intc>;

	ti,pmic-shutdown-controller;

	pwrbutton {
		interrupts = <2>;
		status = "okay";
	};

	regulators {
		dcdc1_reg: regulator@0 {
			regulator-name = "vdds_dpr";
			regulator-always-on;
		};

		dcdc2_reg: regulator@1 {
			/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1351500>;
			regulator-boot-on;
			regulator-always-on;
		};

		dcdc3_reg: regulator@2 {
			/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
			regulator-name = "vdd_core";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
			regulator-always-on;
		};

		ldo1_reg: regulator@3 {
			regulator-name = "vio,vrtc,vdds";
			regulator-always-on;
		};

		ldo2_reg: regulator@4 {
			regulator-name = "vdd_3v3aux";
			regulator-always-on;
		};

		ldo3_reg: regulator@5 {
			regulator-name = "vdd_1v8";
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
			regulator-always-on;
		};

		ldo4_reg: regulator@6 {
			regulator-name = "vdd_3v3a";
			regulator-always-on;
		};
	};
};

&aes {
	status = "okay";
};

&sham {
	status = "okay";
};