linux-kernel - [PATCH 3/5] ARM: dts: stm32: enable USB Host (USBH) EHCI controller on stm32mp157a-dk1

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Message-ID: <20191121161245.25702-1-amelie.delaunay@st.com>
Date:   Thu, 21 Nov 2019 17:12:45 +0100
From:   Amelie Delaunay <amelie.delaunay@...com>
To:     Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>
CC:     <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Amelie Delaunay <amelie.delaunay@...com>
Subject: [PATCH 3/5] ARM: dts: stm32: enable USB Host (USBH) EHCI controller on stm32mp157a-dk1

This patch enables USB Host (USBH) EHCI controller on stm32mp157a-dk1.
As a hub is used between USBH and USB connectors, no need to enable
USBH OHCI controller: all low- and full-speed traffic is managed by the
hub.

Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 2914109db26d..7603f9456d56 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -605,6 +605,11 @@
 	status = "okay";
 };
 
+&usbh_ehci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
 &usbphyc {
 	status = "okay";
 };
-- 
2.17.1