From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752909AbcFFP7B (ORCPT ); Mon, 6 Jun 2016 11:59:01 -0400 Received: from mail-wm0-f53.google.com ([74.125.82.53]:37630 "EHLO mail-wm0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751119AbcFFP6d (ORCPT ); Mon, 6 Jun 2016 11:58:33 -0400 From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: kernel@stlinux.com, maxime.coquelin@st.com, srinivas.kandagatla@gmail.com, kishon@ti.com, balbi@kernel.org, gregkh@linuxfoundation.org, p.zabel@pengutronix.de, linux-usb@vger.kernel.org, Lee Jones Subject: [PATCH 7/7] usb: dwc3: st: Inform the reset framework that our reset line may be shared Date: Mon, 6 Jun 2016 16:56:55 +0100 Message-Id: <20160606155655.10860-8-lee.jones@linaro.org> X-Mailer: git-send-email 2.8.3 In-Reply-To: <20160606155655.10860-1-lee.jones@linaro.org> References: <20160606155655.10860-1-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On the STiH410 B2120 development board the MiPHY28lp shares its reset line with the Synopsys DWC3 SuperSpeed (SS) USB 3.0 Dual-Role-Device (DRD). New functionality in the reset subsystems forces consumers to be explicit when requesting shared/exclusive reset lines. Signed-off-by: Lee Jones --- drivers/usb/dwc3/dwc3-st.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c index 5c0adb9..e77bacb 100644 --- a/drivers/usb/dwc3/dwc3-st.c +++ b/drivers/usb/dwc3/dwc3-st.c @@ -227,7 +227,8 @@ static int st_dwc3_probe(struct platform_device *pdev) dev_vdbg(&pdev->dev, "glue-logic addr 0x%p, syscfg-reg offset 0x%x\n", dwc3_data->glue_base, dwc3_data->syscfg_reg_off); - dwc3_data->rstc_pwrdn = devm_reset_control_get(dev, "powerdown"); + dwc3_data->rstc_pwrdn = + devm_reset_control_get_exclusive(dev, "powerdown"); if (IS_ERR(dwc3_data->rstc_pwrdn)) { dev_err(&pdev->dev, "could not get power controller\n"); ret = PTR_ERR(dwc3_data->rstc_pwrdn); @@ -237,7 +238,8 @@ static int st_dwc3_probe(struct platform_device *pdev) /* Manage PowerDown */ reset_control_deassert(dwc3_data->rstc_pwrdn); - dwc3_data->rstc_rst = devm_reset_control_get(dev, "softreset"); + dwc3_data->rstc_rst = + devm_reset_control_get_shared(dev, "softreset"); if (IS_ERR(dwc3_data->rstc_rst)) { dev_err(&pdev->dev, "could not get reset controller\n"); ret = PTR_ERR(dwc3_data->rstc_rst); -- 2.8.3