Re: [PATCH v2 2/2] arm64: dts: qcom: Enable secondary USB controller on QCS615 Ride

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On 12/13/2024 2:14 AM, Konrad Dybcio wrote:
On 11.12.2024 9:26 AM, Song Xue wrote:
From: Krishna Kurapati <krishna.kurapati@xxxxxxxxxxxxxxxx>

Enable secondary USB controller on QCS615 Ride platform. The secondary
USB controller is made "host", as it is a Type-A port.

Signed-off-by: Krishna Kurapati <krishna.kurapati@xxxxxxxxxxxxxxxx>
Co-developed-by: Song Xue <quic_songxue@xxxxxxxxxxx>
Signed-off-by: Song Xue <quic_songxue@xxxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/qcs615-ride.dts | 28 ++++++++++++++++++++++++++++
  1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
index f41319ff47b983d771da52775fa78b4385c4e532..26ce0496d13ccbfea392c6d50d9edcab85fbc653 100644
--- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
@@ -203,6 +203,15 @@ &gcc {
  		 <&sleep_clk>;
  };
+&pm8150_gpios {
+	usb2_en_state: usb2-en-state {
+		pins = "gpio10";
+		function = "normal";
+		output-high;
+		power-source = <0>;
+	};

Does this go to an enable pin of a vreg / switch?

Thanks for comment.
We go to enable the pin of PMIC chip. The pin of PMIC is connecting to host-enable pin of USB converter. Need pin of PMIC chip to be high level, when USB is as host mode.

I think we settled on describing such cases as fixed regulators
(that are always-on for now) - would you remember, +Dmitry?

The rest looks good.

Konrad





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