// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* * IPQ9574 RDP433 board device tree source * * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved. * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. */ /dts-v1/; #include "ipq9574.dtsi" / { model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7"; compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574"; aliases { serial0 = &blsp1_uart2; }; chosen { stdout-path = "serial0:115200n8"; }; regulator_fixed_3p3: s3300 { compatible = "regulator-fixed"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; regulator-name = "fixed_3p3"; }; regulator_fixed_0p925: s0925 { compatible = "regulator-fixed"; regulator-min-microvolt = <925000>; regulator-max-microvolt = <925000>; regulator-boot-on; regulator-always-on; regulator-name = "fixed_0p925"; }; }; &blsp1_uart2 { pinctrl-0 = <&uart2_pins>; pinctrl-names = "default"; status = "okay"; }; &rpm_requests { regulators { compatible = "qcom,rpm-mp5496-regulators"; ipq9574_s1: s1 { /* * During kernel bootup, the SoC runs at 800MHz with 875mV set by the bootloaders. * During regulator registration, kernel not knowing the initial voltage, * considers it as zero and brings up the regulators with minimum supported voltage. * Update the regulator-min-microvolt with SVS voltage of 725mV so that * the regulators are brought up with 725mV which is sufficient for all the * corner parts to operate at 800MHz */ regulator-min-microvolt = <725000>; regulator-max-microvolt = <1075000>; }; mp5496_l2: l2 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; }; }; }; &sdhc_1 { pinctrl-0 = <&sdc_default_state>; pinctrl-names = "default"; mmc-ddr-1_8v; mmc-hs200-1_8v; mmc-hs400-1_8v; mmc-hs400-enhanced-strobe; max-frequency = <384000000>; bus-width = <8>; status = "okay"; }; &sleep_clk { clock-frequency = <32000>; }; &tlmm { sdc_default_state: sdc-default-state { clk-pins { pins = "gpio5"; function = "sdc_clk"; drive-strength = <8>; bias-disable; }; cmd-pins { pins = "gpio4"; function = "sdc_cmd"; drive-strength = <8>; bias-pull-up; }; data-pins { pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio6", "gpio7", "gpio8", "gpio9"; function = "sdc_data"; drive-strength = <8>; bias-pull-up; }; rclk-pins { pins = "gpio10"; function = "sdc_rclk"; drive-strength = <8>; bias-pull-down; }; }; }; &usb_0_dwc3 { dr_mode = "host"; }; &usb_0_qmpphy { vdda-pll-supply = <&mp5496_l2>; vdda-phy-supply = <®ulator_fixed_0p925>; status = "okay"; }; &usb_0_qusbphy { vdd-supply = <®ulator_fixed_0p925>; vdda-pll-supply = <&mp5496_l2>; vdda-phy-dpdm-supply = <®ulator_fixed_3p3>; status = "okay"; }; &usb3 { status = "okay"; }; &xo_board_clk { clock-frequency = <24000000>; };