linux-kernel - [PATCH 5.10 26/49] usb: cdns3: host: add xhci_plat_priv quirk XHCI_SKIP_PHY

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Message-Id: <20210310132322.774525608@linuxfoundation.org>
Date:   Wed, 10 Mar 2021 14:23:37 +0100
From:   gregkh@...uxfoundation.org
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Jun Li <jun.li@....com>,
        Pawel Laszczak <pawell@...ence.com>,
        Peter Chen <peter.chen@....com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 26/49] usb: cdns3: host: add xhci_plat_priv quirk XHCI_SKIP_PHY_INIT

From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

From: Peter Chen <peter.chen@....com>

[ Upstream commit 68ed3f3d8a057bd34254e885a6306fedc0936e50 ]

cdns3 manages PHY by own DRD driver, so skip the management by
HCD core.

Reviewed-by: Jun Li <jun.li@....com>
Reviewed-by: Pawel Laszczak <pawell@...ence.com>
Signed-off-by: Peter Chen <peter.chen@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/usb/cdns3/host.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/cdns3/host.c b/drivers/usb/cdns3/host.c
index de8da737fa25..f84739327a16 100644
--- a/drivers/usb/cdns3/host.c
+++ b/drivers/usb/cdns3/host.c
@@ -24,6 +24,7 @@
 #define LPM_2_STB_SWITCH_EN	BIT(25)
 
 static const struct xhci_plat_priv xhci_plat_cdns3_xhci = {
+	.quirks = XHCI_SKIP_PHY_INIT,
 	.suspend_quirk = xhci_cdns3_suspend_quirk,
 };
 
-- 
2.30.1