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71 lines
1.8 KiB
Diff
71 lines
1.8 KiB
Diff
From 899da8366afd97b1ca59b632036dc313777026da Mon Sep 17 00:00:00 2001
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From: pbiel <pbiel7@gmail.com>
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Date: Fri, 24 Feb 2023 22:14:58 +0100
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Subject: [PATCH] Add wifi power regulator
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---
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.../allwinner/sun50i-h616-orangepi-zero2.dts | 47 +++++++++++++++++++
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1 file changed, 47 insertions(+)
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diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
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index 02893f3ac..88234a139 100644
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--- a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
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+++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
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@@ -49,6 +49,53 @@ reg_vcc5v: vcc5v {
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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};
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+
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+ reg_vcc33_wifi: vcc33-wifi {
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+ /* Always on 3.3V regulator for WiFi and BT */
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+ compatible = "regulator-fixed";
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+ regulator-name = "vcc33-wifi";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-always-on;
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+ vin-supply = <®_vcc5v>;
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+ };
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+
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+ reg_vcc_wifi_io: vcc-wifi-io {
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+ /* Always on 1.8V/300mA regulator for WiFi and BT IO */
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+ compatible = "regulator-fixed";
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+ regulator-name = "vcc-wifi-io";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ regulator-always-on;
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+ vin-supply = <®_vcc33_wifi>;
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+ };
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+
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+ wifi_pwrseq: wifi-pwrseq {
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+ compatible = "mmc-pwrseq-simple";
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+ clocks = <&rtc 1>;
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+ clock-names = "osc32k-out";
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+ reset-gpios = <&pio 6 18 GPIO_ACTIVE_LOW>; /* PG18 */
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+ post-power-on-delay-ms = <200>;
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+ };
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+};
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+
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+&mmc1 {
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+ vmmc-supply = <®_vcc33_wifi>;
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+ vqmmc-supply = <®_vcc_wifi_io>;
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+ mmc-pwrseq = <&wifi_pwrseq>;
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+ bus-width = <4>;
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+ non-removable;
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+ mmc-ddr-1_8v;
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+ status = "okay";
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+ uwe-bsp {
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+ compatible = "unisoc,uwe_bsp";
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+ keep-power-on;
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+ data-irq;
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+ //adma-tx;
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+ adma-rx;
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+ //blksz-512;
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+ status = "okay";
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+ };
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};
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&emac0 {
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--
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2.34.1
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