linux-kernel - [PATCH v3 4/9] pci: pwrctrl: generic: support for the UPD720201/UPD720202 USB 3.0 xHCI Host Controller

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Message-Id: <20260206-topic-sm8650-ayaneo-pocket-s2-base-v3-4-5b79c5d61a03@linaro.org>
Date: Fri, 06 Feb 2026 15:50:32 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Geert Uytterhoeven <geert+renesas@...der.be>, 
 Magnus Damm <magnus.damm@...il.com>, Bartosz Golaszewski <brgl@...nel.org>, 
 Manivannan Sadhasivam <mani@...nel.org>, 
 Bjorn Helgaas <bhelgaas@...gle.com>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-usb@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org, 
 linux-pci@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH v3 4/9] pci: pwrctrl: generic: support for the
 UPD720201/UPD720202 USB 3.0 xHCI Host Controller

Enable the generic pwrctrl driver to control the power of the
PCIe UPD720201/UPD720202 USB 3.0 xHCI Host Controller.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 drivers/pci/pwrctrl/generic.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/pci/pwrctrl/generic.c b/drivers/pci/pwrctrl/generic.c
index 08e53243cdbd..4a57a631362f 100644
--- a/drivers/pci/pwrctrl/generic.c
+++ b/drivers/pci/pwrctrl/generic.c
@@ -73,6 +73,10 @@ static const struct of_device_id pci_pwrctrl_slot_of_match[] = {
 	{
 		.compatible = "pciclass,0604",
 	},
+	/* Renesas UPD720201/UPD720202 USB 3.0 xHCI Host Controller */
+	{
+		.compatible = "pci1912,0014",
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, pci_pwrctrl_slot_of_match);

-- 
2.34.1