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From 411bee5b3e729e4dd691051e13f77dfb994e0da8 Mon Sep 17 00:00:00 2001
From: Yinbo Zhu <yinbo.zhu@nxp.com>
Date: Mon, 9 Sep 2019 15:57:52 +0800
Subject: [PATCH] usb: dwc3: enable otg mode for dwc3 usb ip on layerscape
layerscape otg function should be supported HNP SRP and ADP protocol
accroing to rm doc, but dwc3 code not realize it and use id pin to
detect who is host or device(0 is host 1 is device) this patch is to
enable OTG mode on ls1028ardb ls1088ardb and ls1046ardb in dts
Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
---
arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 4 ++++
arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts | 4 ++++
arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts | 1 +
3 files changed, 9 insertions(+)
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
@@ -98,6 +98,10 @@
status = "okay";
};
+&usb1 {
+ dr_mode = "otg";
+};
+
&i2c0 {
status = "okay";
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
@@ -44,6 +44,10 @@
sd-uhs-sdr12;
};
+&usb1 {
+ dr_mode = "otg";
+};
+
&i2c0 {
status = "okay";
--- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts
@@ -120,6 +120,7 @@
};
&usb1 {
+ dr_mode = "otg";
status = "okay";
};
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