[PATCH v2 3/4] ARM: dts: stm32: add support for USB2514B onboard hub on stm32mp15xx-dkx

Fabrice Gasnier fabrice.gasnier at foss.st.com
Tue Jul 26 01:07:07 PDT 2022


Add support for USB2514B onboard hub on stm32mp15 DK boards. The HUB
is supplied by a 3v3 PMIC regulator.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier at foss.st.com>
---
 arch/arm/boot/dts/stm32mp15xx-dkx.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
index 333c2af97130a..8b48d3c89a047 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
@@ -677,6 +677,14 @@ &usart3 {
 &usbh_ehci {
 	phys = <&usbphyc_port0>;
 	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	/* onboard HUB */
+	hub at 1 {
+		compatible = "usb424,2514";
+		reg = <1>;
+		vdd-supply = <&v3v3>;
+	};
 };
 
 &usbotg_hs {
-- 
2.25.1




More information about the linux-arm-kernel mailing list