From: Michael Riesch <michael.riesch@wolfvision.net>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
Michael Riesch <michael.riesch@wolfvision.net>,
Liang Chen <cl@rock-chips.com>, Peter Geis <pgwipeout@gmail.com>,
Nicolas Frattaroli <frattaroli.nicolas@gmail.com>,
Frank Wunderlich <frank-w@public-files.de>
Subject: [PATCH 3/3] arm64: dts: rockchip: enable usb hub on the radxa rock3 model a
Date: Mon, 25 Apr 2022 15:35:02 +0200 [thread overview]
Message-ID: <20220425133502.405512-3-michael.riesch@wolfvision.net> (raw)
In-Reply-To: <20220425133502.405512-1-michael.riesch@wolfvision.net>
One USB 2.0 host port on the Radxa ROCK3 Model A is connected to the
SoC via a hub. Introduce a voltage regulator to enable this USB hub.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
index d7e2bc96fde7..75bc2824764f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
@@ -97,6 +97,17 @@ vcc5v0_usb_host: vcc5v0-usb-host {
vin-supply = <&vcc5v0_usb>;
};
+ vcc5v0_usb_hub: vcc5v0-usb-hub {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 RK_PD5 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc5v0_usb_hub_en>;
+ regulator-name = "vcc5v0_usb_hub";
+ regulator-always-on;
+ vin-supply = <&vcc5v0_usb>;
+ };
+
vcc5v0_usb_otg: vcc5v0-usb-otg {
compatible = "regulator-fixed";
enable-active-high;
@@ -436,6 +447,9 @@ usb {
vcc5v0_usb_host_en: vcc5v0_usb_host_en {
rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
};
+ vcc5v0_usb_hub_en: vcc5v0_usb_hub_en {
+ rockchip,pins = <0 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
vcc5v0_usb_otg_en: vcc5v0_usb_otg_en {
rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
};
--
2.30.2
next prev parent reply other threads:[~2022-04-25 13:35 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-25 13:35 [PATCH 1/3] arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk356x Michael Riesch
2022-04-25 13:35 ` [PATCH 2/3] arm64: dts: rockchip: add usb3 support to the radxa rock3 model a Michael Riesch
2022-04-25 13:35 ` Michael Riesch [this message]
2022-04-28 11:15 ` [PATCH 1/3] arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk356x Nicolas Frattaroli
2022-04-28 13:24 ` Michael Riesch
2022-04-30 14:07 ` Heiko Stuebner
2022-05-02 11:22 ` Michael Riesch
2022-04-30 14:05 ` (subset) " Heiko Stuebner
2022-05-11 4:14 ` Heiko Stuebner
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