xref: /openbmc/linux/arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts (revision 262a8ad1)

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2020, Alexey Minnekhanov <alexey.min@gmail.com>
 * Copyright (c) 2021, Dang Huynh <danct12@riseup.net>
 */

/dts-v1/;

#include "sdm660.dtsi"
#include "pm660.dtsi"
#include "pm660l.dtsi"

/ {
	model = "Xiaomi Redmi Note 7";
	compatible = "xiaomi,lavender", "qcom,sdm660";
	chassis-type = "handset";

	aliases {
		serial0 = &blsp1_uart2;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	vph_pwr: vph-pwr-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vph_pwr";
		regulator-min-microvolt = <3700000>;
		regulator-max-microvolt = <3700000>;

		regulator-always-on;
		regulator-boot-on;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		ramoops@a0000000 {
			compatible = "ramoops";
			reg = <0x0 0xa0000000 0x0 0x400000>;
			console-size = <0x20000>;
			record-size = <0x20000>;
			ftrace-size = <0x0>;
			pmsg-size = <0x20000>;
		};
	};
};

&blsp1_uart2 {
	status = "okay";
};

&rpm_requests {
	pm660l-regulators {
		compatible = "qcom,rpm-pm660l-regulators";

		vdd_s1-supply = <&vph_pwr>;
		vdd_s2-supply = <&vph_pwr>;
		vdd_s3_s4-supply = <&vph_pwr>;
		vdd_s5-supply = <&vph_pwr>;
		vdd_s6-supply = <&vph_pwr>;

		vdd_l1_l9_l10-supply = <&vreg_s2b_1p05>;
		vdd_l2-supply = <&vreg_bob>;
		vdd_l3_l5_l7_l8-supply = <&vreg_bob>;
		vdd_l4_l6-supply = <&vreg_bob>;
		vdd_bob-supply = <&vph_pwr>;

		vreg_s1b_1p125: s1 {
			regulator-min-microvolt = <1125000>;
			regulator-max-microvolt = <1125000>;
			regulator-enable-ramp-delay = <200>;
		};

		vreg_s2b_1p05: s2 {
			regulator-min-microvolt = <1050000>;
			regulator-max-microvolt = <1050000>;
			regulator-enable-ramp-delay = <200>;
		};

		/* LDOs */
		vreg_l1b_0p925: l1 {
			regulator-min-microvolt = <800000>;
			regulator-max-microvolt = <925000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		/* SDHCI 3.3V signal doesn't seem to be supported. */
		vreg_l2b_2p95: l2 {
			regulator-min-microvolt = <1648000>;
			regulator-max-microvolt = <2696000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		vreg_l3b_3p3: l3 {
			regulator-min-microvolt = <1700000>;
			regulator-max-microvolt = <3300000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		vreg_l4b_2p95: l4 {
			regulator-min-microvolt = <2944000>;
			regulator-max-microvolt = <2952000>;
			regulator-enable-ramp-delay = <250>;

			regulator-min-microamp = <200>;
			regulator-max-microamp = <600000>;
			regulator-system-load = <570000>;
			regulator-allow-set-load;
		};

		/*
		 * Downstream specifies a range of 1721-3600mV,
		 * but the only assigned consumers are SDHCI2 VMMC
		 * and Coresight QPDI that both request pinned 2.95V.
		 * Tighten the range to 1.8-3.328 (closest to 3.3) to
		 * make the mmc driver happy.
		 */
		vreg_l5b_2p95: l5 {
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3328000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
			regulator-system-load = <800000>;
		};

		vreg_l7b_3p125: l7 {
			regulator-min-microvolt = <2700000>;
			regulator-max-microvolt = <3125000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l8b_3p3: l8 {
			regulator-min-microvolt = <3200000>;
			regulator-max-microvolt = <3400000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_bob: bob {
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3600000>;
			regulator-enable-ramp-delay = <500>;
		};
	};

	pm660-regulators {
		compatible = "qcom,rpm-pm660-regulators";

		vdd_s1-supply = <&vph_pwr>;
		vdd_s2-supply = <&vph_pwr>;
		vdd_s3-supply = <&vph_pwr>;
		vdd_s4-supply = <&vph_pwr>;
		vdd_s5-supply = <&vph_pwr>;
		vdd_s6-supply = <&vph_pwr>;

		vdd_l1_l6_l7-supply = <&vreg_s5a_1p35>;
		vdd_l2_l3-supply = <&vreg_s2b_1p05>;
		vdd_l5-supply = <&vreg_s2b_1p05>;
		vdd_l8_l9_l10_l11_l12_l13_l14-supply = <&vreg_s4a_2p04>;
		vdd_l15_l16_l17_l18_l19-supply = <&vreg_bob>;

		/*
		 * S1A (FTAPC0), S2A (FTAPC1), S3A (HFAPC1) are managed
		 * by the Core Power Reduction hardened (CPRh) and the
		 * Operating State Manager (OSM) HW automatically.
		 */

		vreg_s4a_2p04: s4 {
			regulator-min-microvolt = <1805000>;
			regulator-max-microvolt = <2040000>;
			regulator-enable-ramp-delay = <200>;
			regulator-always-on;
		};

		vreg_s5a_1p35: s5 {
			regulator-min-microvolt = <1224000>;
			regulator-max-microvolt = <1350000>;
			regulator-enable-ramp-delay = <200>;
		};

		vreg_s6a_0p87: s6 {
			regulator-min-microvolt = <504000>;
			regulator-max-microvolt = <992000>;
			regulator-enable-ramp-delay = <150>;
		};

		/* LDOs */
		vreg_l1a_1p225: l1 {
			regulator-min-microvolt = <1150000>;
			regulator-max-microvolt = <1250000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		vreg_l2a_1p0: l2 {
			regulator-min-microvolt = <950000>;
			regulator-max-microvolt = <1010000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l3a_1p0: l3 {
			regulator-min-microvolt = <950000>;
			regulator-max-microvolt = <1010000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l5a_0p848: l5 {
			regulator-min-microvolt = <525000>;
			regulator-max-microvolt = <950000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l6a_1p3: l6 {
			regulator-min-microvolt = <1200000>;
			regulator-max-microvolt = <1370000>;
			regulator-allow-set-load;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l7a_1p2: l7 {
			regulator-min-microvolt = <1200000>;
			regulator-max-microvolt = <1200000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l8a_1p8: l8 {
			regulator-min-microvolt = <1750000>;
			regulator-max-microvolt = <1800000>;
			regulator-enable-ramp-delay = <250>;
			regulator-system-load = <325000>;
			regulator-allow-set-load;
		};

		vreg_l9a_1p8: l9 {
			regulator-min-microvolt = <1750000>;
			regulator-max-microvolt = <1900000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		vreg_l10a_1p8: l10 {
			regulator-min-microvolt = <1780000>;
			regulator-max-microvolt = <1950000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};

		vreg_l11a_1p8: l11 {
			regulator-min-microvolt = <1780000>;
			regulator-max-microvolt = <1950000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l12a_1p8: l12 {
			regulator-min-microvolt = <1780000>;
			regulator-max-microvolt = <1950000>;
			regulator-enable-ramp-delay = <250>;
		};

		/* This gives power to the LPDDR4: never turn it off! */
		vreg_l13a_1p8: l13 {
			regulator-min-microvolt = <1780000>;
			regulator-max-microvolt = <1950000>;
			regulator-enable-ramp-delay = <250>;
			regulator-boot-on;
			regulator-always-on;
		};

		vreg_l14a_1p8: l14 {
			regulator-min-microvolt = <1710000>;
			regulator-max-microvolt = <1900000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l15a_1p8: l15 {
			regulator-min-microvolt = <1650000>;
			regulator-max-microvolt = <2950000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l16a_2p7: l16 {
			regulator-min-microvolt = <2800000>;
			regulator-max-microvolt = <2800000>;
			regulator-enable-ramp-delay = <250>;
			regulator-always-on;
		};

		vreg_l17a_1p8: l17 {
			regulator-min-microvolt = <1648000>;
			regulator-max-microvolt = <2952000>;
			regulator-enable-ramp-delay = <250>;
		};

		vreg_l19a_3p3: l19 {
			regulator-min-microvolt = <3312000>;
			regulator-max-microvolt = <3400000>;
			regulator-enable-ramp-delay = <250>;
			regulator-allow-set-load;
		};
	};
};

&tlmm {
	gpio-reserved-ranges = <8 4>;
};