The vdd3p0 LDO's input should be from external USB VBUS directly, NOT PMIC's power supply, the vdd3p0 LDO's target output voltage can be controlled by SW, and it requires input voltage to be high enough, with incorrect power supply assigned, if the power supply's voltage is lower than the LDO target output voltage, it will return fail and skip the LDO voltage adjustment, so remove the power supply assignment for vdd3p0 to avoid such scenario. Fixes: 37a4bdead109 ("ARM: dts: imx6sx-sdb: Assign corresponding power supply for LDOs") Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
156 lines
3.0 KiB
Plaintext
156 lines
3.0 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (C) 2015 Freescale Semiconductor, Inc.
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#include "imx6sx-sdb.dtsi"
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/ {
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model = "Freescale i.MX6 SoloX SDB RevB Board";
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};
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&i2c1 {
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clock-frequency = <100000>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1>;
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status = "okay";
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pmic: pfuze100@8 {
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compatible = "fsl,pfuze200";
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reg = <0x08>;
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regulators {
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sw1a_reg: sw1ab {
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regulator-min-microvolt = <300000>;
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regulator-max-microvolt = <1875000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <6250>;
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};
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sw2_reg: sw2 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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sw3a_reg: sw3a {
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regulator-min-microvolt = <400000>;
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regulator-max-microvolt = <1975000>;
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regulator-boot-on;
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regulator-always-on;
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};
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sw3b_reg: sw3b {
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regulator-min-microvolt = <400000>;
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regulator-max-microvolt = <1975000>;
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regulator-boot-on;
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regulator-always-on;
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};
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swbst_reg: swbst {
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5150000>;
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};
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snvs_reg: vsnvs {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <3000000>;
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regulator-boot-on;
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regulator-always-on;
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};
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vref_reg: vrefddr {
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regulator-boot-on;
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regulator-always-on;
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};
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vgen1_reg: vgen1 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1550000>;
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regulator-always-on;
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};
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vgen2_reg: vgen2 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1550000>;
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};
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vgen3_reg: vgen3 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen4_reg: vgen4 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen5_reg: vgen5 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen6_reg: vgen6 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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};
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};
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};
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&qspi2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_qspi2>;
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status = "okay";
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flash0: n25q256a@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "micron,n25q256a", "jedec,spi-nor";
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spi-max-frequency = <29000000>;
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spi-rx-bus-width = <4>;
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spi-tx-bus-width = <4>;
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reg = <0>;
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};
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flash1: n25q256a@2 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "micron,n25q256a", "jedec,spi-nor";
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spi-max-frequency = <29000000>;
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spi-rx-bus-width = <4>;
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spi-tx-bus-width = <4>;
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reg = <2>;
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};
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};
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®_arm {
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vin-supply = <&sw1a_reg>;
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};
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®_soc {
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vin-supply = <&sw1a_reg>;
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};
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®_vdd1p1 {
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vin-supply = <&vgen6_reg>;
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};
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®_vdd2p5 {
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vin-supply = <&vgen6_reg>;
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};
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®_can_stby {
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/* Transceiver EN/STBY is active low on RevB board */
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gpio = <&gpio4 27 GPIO_ACTIVE_LOW>;
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};
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&snvs_pwrkey {
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status = "okay";
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};
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