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Diffstat (limited to 'arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts')
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diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts
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+// 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";
+ };
+};
+
+&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>;
+ };
+ };
+};
+
+&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;
+ };
+ };
+};
+
+&xo_board_clk {
+ clock-frequency = <24000000>;
+};