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x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934348AbeCSSfV (ORCPT ); Mon, 19 Mar 2018 14:35:21 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:54154 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1032165AbeCSSdH (ORCPT ); Mon, 19 Mar 2018 14:33:07 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Al Cooper , Florian Fainelli , Kishon Vijay Abraham I Subject: [PATCH 4.15 52/52] phy: phy-brcm-usb-init: Power down USB 3.0 PHY when XHCI disabled Date: Mon, 19 Mar 2018 19:08:50 +0100 Message-Id: <20180319180737.806032743@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180319180734.976730813@linuxfoundation.org> References: <20180319180734.976730813@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Al Cooper commit cd6f769fdea7ff7d77a6cc97658c60ca0b836d0e upstream. Set PHY3_IDDQ_OVERRIDE in the xhci uninit routine. This will save additional power when the XHCI driver is not enabled. Fixes: 49859e55e364 ("phy: usb: phy-brcm-usb: Add Broadcom STB USB phy driver") Signed-off-by: Al Cooper Acked-by: Florian Fainelli Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Greg Kroah-Hartman --- drivers/phy/broadcom/phy-brcm-usb-init.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/phy/broadcom/phy-brcm-usb-init.c +++ b/drivers/phy/broadcom/phy-brcm-usb-init.c @@ -73,6 +73,7 @@ #define USB_CTRL_USB30_CTL1_USB3_IPP_MASK 0x20000000 /* option */ #define USB_CTRL_USB30_PCTL 0x70 #define USB_CTRL_USB30_PCTL_PHY3_SOFT_RESETB_MASK 0x00000002 +#define USB_CTRL_USB30_PCTL_PHY3_IDDQ_OVERRIDE_MASK 0x00008000 #define USB_CTRL_USB30_PCTL_PHY3_SOFT_RESETB_P1_MASK 0x00020000 #define USB_CTRL_USB_DEVICE_CTL1 0x90 #define USB_CTRL_USB_DEVICE_CTL1_PORT_MODE_MASK 0x00000003 /* option */ @@ -999,6 +1000,7 @@ void brcm_usb_uninit_eohci(struct brcm_u void brcm_usb_uninit_xhci(struct brcm_usb_init_params *params) { brcmusb_xhci_soft_reset(params, 1); + USB_CTRL_SET(params->ctrl_regs, USB30_PCTL, PHY3_IDDQ_OVERRIDE); } void brcm_usb_set_family_map(struct brcm_usb_init_params *params)