31 lines
1 KiB
Diff
31 lines
1 KiB
Diff
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From f90db476ea4681224510cee0b160c9d7de968fd2 Mon Sep 17 00:00:00 2001
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From: Clayton Craft <clayton@craftyguy.net>
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Date: Sun, 25 Apr 2021 18:57:45 -0700
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Subject: [PATCH] arm64: dts: imx8mq: disable SuperSpeed instances in park mode
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This seem to have solved the issue of the modem disappearing completely
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during a usb reset (though doesn't seem to do anything for the resets
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themselves).
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This change was suggested by Martin Kepplinger in
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https://source.puri.sm/Librem5/linux-next/-/issues/197#note_114221
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---
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arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
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index 1dd25f26b089..07aa83b9370f 100644
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--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
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+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
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@@ -1704,6 +1704,7 @@ &usb_dwc3_1 {
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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+ snps,parkmode-disable-ss-quirk;
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/* Microchip USB2642 */
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hub@1 {
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--
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2.31.1
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