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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* IPQ9574 RDP board common 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"
/ {
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_spi0 {
pinctrl-0 = <&spi_0_pins>;
pinctrl-names = "default";
status = "okay";
flash@0 {
compatible = "micron,n25q128a11", "jedec,spi-nor";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
spi-max-frequency = <50000000>;
};
};
&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;
};
};
};
&sleep_clk {
clock-frequency = <32000>;
};
&tlmm {
spi_0_pins: spi-0-state {
pins = "gpio11", "gpio12", "gpio13", "gpio14";
function = "blsp0_spi";
drive-strength = <8>;
bias-disable;
};
};
&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>;
};
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