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Diffstat (limited to 'arch/arm64/boot/dts/qcom/ipq9574-rdp449.dts')
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diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp449.dts b/arch/arm64/boot/dts/qcom/ipq9574-rdp449.dts
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+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * IPQ9574 RDP449 board device tree source
+ *
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "ipq9574.dtsi"
+
+/ {
+ model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C6";
+ compatible = "qcom,ipq9574-ap-al02-c6", "qcom,ipq9574";
+
+ aliases {
+ serial0 = &blsp1_uart2;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
+
+&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>;
+ };
+ };
+};
+
+&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;
+ };
+};
+
+&xo_board_clk {
+ clock-frequency = <24000000>;
+};