linux-kernel - [PATCH] ARM: dts: stm32: add support for USB2514B onboard hub on stm32mp157c-ev1

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Message-ID: <20220930145643.249099-1-fabrice.gasnier@foss.st.com>
Date:   Fri, 30 Sep 2022 16:56:43 +0200
From:   Fabrice Gasnier <fabrice.gasnier@...s.st.com>
To:     <alexandre.torgue@...s.st.com>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>
CC:     <amelie.delaunay@...s.st.com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <fabrice.gasnier@...s.st.com>
Subject: [PATCH] ARM: dts: stm32: add support for USB2514B onboard hub on stm32mp157c-ev1

Add support for USB2514B onboard hub on stm32mp157c EV1 board. The HUB
is supplied by a 3v3 PMIC regulator.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...s.st.com>
---
 arch/arm/boot/dts/stm32mp157c-ev1.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
index e22e394832a8..a0ff92662e02 100644
--- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
@@ -362,6 +362,14 @@ &usart3 {
 &usbh_ehci {
 	phys = <&usbphyc_port0>;
 	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	/* onboard HUB */
+	hub@1 {
+		compatible = "usb424,2514";
+		reg = <1>;
+		vdd-supply = <&v3v3>;
+	};
 };
 
 &usbotg_hs {
-- 
2.25.1