diff mbox series

arm64: dts: qcom: msm8996-tone: Fix USB taking 6 minutes to wake up

Message ID 20221124220147.102611-1-konrad.dybcio@linaro.org
State Accepted
Commit 43069b9cd358aebc692e654de91ee06ff66e26af
Headers show
Series arm64: dts: qcom: msm8996-tone: Fix USB taking 6 minutes to wake up | expand

Commit Message

Konrad Dybcio Nov. 24, 2022, 10:01 p.m. UTC 
The hardware turns out to be pretty sluggish at assuming it can only
do USB2 with just a USB2 phy assigned to it - before it needed about
6 minutes to acknowledge that.

Limit it to USB-HS explicitly to make USB come up about 720x faster.

Fixes: 9da65e441d4d ("arm64: dts: qcom: Add support for SONY Xperia X Performance / XZ / XZs (msm8996, Tone platform)")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
No words.

 arch/arm64/boot/dts/qcom/msm8996-sony-xperia-tone.dtsi | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8996-sony-xperia-tone.dtsi b/arch/arm64/boot/dts/qcom/msm8996-sony-xperia-tone.dtsi
index 12a7b6d91dbe..0ab9687f3406 100644
--- a/arch/arm64/boot/dts/qcom/msm8996-sony-xperia-tone.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996-sony-xperia-tone.dtsi
@@ -991,10 +991,6 @@  touch_int_sleep: touch-int-sleep-state {
 	};
 };
 
-/*
- * For reasons that are currently unknown (but probably related to fusb301), USB takes about
- * 6 minutes to wake up (nothing interesting in kernel logs), but then it works as it should.
- */
 &usb3 {
 	status = "okay";
 	qcom,select-utmi-as-pipe-clk;
@@ -1003,6 +999,7 @@  &usb3 {
 &usb3_dwc3 {
 	extcon = <&usb3_id>;
 	dr_mode = "peripheral";
+	maximum-speed = "high-speed";
 	phys = <&hsusb_phy1>;
 	phy-names = "usb2-phy";
 	snps,hird-threshold = /bits/ 8 <0>;