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a7bc6bf7db
What seems to be happening is that the kernel requests an ACTIVE_LOW
gpio initially and sets it to high later based on gpios in dts.
This seems to break some devices where the bootloader sets it to high.
Fixes: e612900ae0 ("ramips: mt7621: convert usb power to regulators")
Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/16877
Signed-off-by: Robert Marko <robimarko@gmail.com>
96 lines
1.5 KiB
Plaintext
96 lines
1.5 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include "mt7621_mikrotik.dtsi"
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/ {
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gpio_export {
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compatible = "gpio-export";
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#size-cells = <0>;
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buzzer {
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/* Beeper requires PWM for frequency selection */
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gpio-export,name = "buzzer";
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gpio-export,output = <0>;
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gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
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};
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};
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reg_usb_power: regulator {
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compatible = "regulator-fixed";
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regulator-name = "usb_power";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpios = <&gpio 12 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-boot-on;
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};
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};
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&xhci {
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vbus-supply = <®_usb_power>;
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};
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&keys {
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mode {
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label = "mode";
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gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
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linux,code = <BTN_0>;
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};
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};
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&partitions {
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partition@40000 {
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compatible = "mikrotik,minor";
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label = "firmware";
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reg = <0x040000 0xfc0000>;
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};
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};
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&switch0 {
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ports {
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port0: port@0 {
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status = "okay";
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label = "wan";
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nvmem-cells = <&macaddr_hard 0>;
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nvmem-cell-names = "mac-address";
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};
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port@1 {
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status = "okay";
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label = "lan2";
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nvmem-cells = <&macaddr_hard 1>;
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nvmem-cell-names = "mac-address";
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};
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port@2 {
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status = "okay";
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label = "lan3";
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nvmem-cells = <&macaddr_hard 2>;
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nvmem-cell-names = "mac-address";
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};
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port@3 {
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status = "okay";
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label = "lan4";
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nvmem-cells = <&macaddr_hard 3>;
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nvmem-cell-names = "mac-address";
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};
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port@4 {
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status = "okay";
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label = "lan5";
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nvmem-cells = <&macaddr_hard 4>;
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nvmem-cell-names = "mac-address";
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};
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};
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};
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&sdhci {
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status = "okay";
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};
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