From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l70oq-0007yM-QF for barebox@lists.infradead.org; Tue, 02 Feb 2021 18:54:33 +0000 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1l70on-0004oz-GX for barebox@lists.infradead.org; Tue, 02 Feb 2021 19:54:29 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1l70on-0004my-7x for barebox@lists.infradead.org; Tue, 02 Feb 2021 19:54:29 +0100 From: Michael Grzeschik Date: Tue, 2 Feb 2021 19:54:13 +0100 Message-Id: <20210202185413.18332-2-m.grzeschik@pengutronix.de> In-Reply-To: <20210202185413.18332-1-m.grzeschik@pengutronix.de> References: <20210202185413.18332-1-m.grzeschik@pengutronix.de> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 2/2] usb: imx: add overcurrent polarity handling on i.MX6 To: barebox@lists.infradead.org Signed-off-by: Michael Grzeschik --- drivers/usb/imx/imx-usb-misc.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/usb/imx/imx-usb-misc.c b/drivers/usb/imx/imx-usb-misc.c index 660ebecd78..c16b4cf0ab 100644 --- a/drivers/usb/imx/imx-usb-misc.c +++ b/drivers/usb/imx/imx-usb-misc.c @@ -379,8 +379,15 @@ static __maybe_unused int mx6_initialize_usb_hw(void __iomem *base, int port, case 0: case 1: val = readl(base + MX6_USB_CTRL(port)); - if (flags & MXC_EHCI_DISABLE_OVERCURRENT) + if (flags & MXC_EHCI_DISABLE_OVERCURRENT) { val |= MX6_USB_CTRL_OVER_CUR_DIS; + } else { + val &= ~MX6_USB_CTRL_OVER_CUR_DIS; + if (flags & MXC_EHCI_OC_PIN_ACTIVE_LOW) + val |= MX6_USB_CTRL_OVER_CUR_ACT_LOW; + else + val &= ~MX6_USB_CTRL_OVER_CUR_ACT_LOW; + } if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) val |= MX6_USB_CTRL_PWR_POLARITY; writel(val, base + MX6_USB_CTRL(port)); -- 2.30.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox