diff mbox series

[v2,12/14] dts: sdm845-db845c: add u-boot fixups

Message ID 20240315-b4-qcom-livetree-v2-12-ab635774b2dc@linaro.org
State Superseded
Headers show
Series Qualcomm platform USB support | expand

Commit Message

Caleb Connolly March 15, 2024, 3:10 p.m. UTC 
The USB VBUS supply for the type-A port is enabled via a GPIO regulator.
This is incorrectly modelled in Linux where only the PCIe dependency is
expressed. Add a U-Boot specific dtsi snippet so that this supply will
get enabled when initialising USB.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
---
 arch/arm/dts/sdm845-db845c-u-boot.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/dts/sdm845-db845c-u-boot.dtsi b/arch/arm/dts/sdm845-db845c-u-boot.dtsi
new file mode 100644
index 000000000000..3c83e21251c4
--- /dev/null
+++ b/arch/arm/dts/sdm845-db845c-u-boot.dtsi
@@ -0,0 +1,8 @@ 
+// SPDX-License-Identifier: GPL-2.0
+
+/* This GPIO must be turned on to enable the 5v VBUS
+ * supply on the USB port.
+ */
+&usb_2_dwc3 {
+	vbus-supply = <&pcie0_3p3v_dual>;
+};