From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kishon Vijay Abraham I Subject: [PATCH v3 04/11] usb: dwc3-omap: Remove explicit writes to SYSCONFIG register Date: Fri, 25 Jan 2013 08:30:48 +0530 Message-ID: <1359082855-7404-5-git-send-email-kishon@ti.com> References: <1359082855-7404-1-git-send-email-kishon@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1359082855-7404-1-git-send-email-kishon-l0cyMroinI0@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: "devicetree-discuss" To: rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org, rob-VoJi6FS/r0vR7s880joybQ@public.gmane.org, balbi-l0cyMroinI0@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Cc: gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, kishon-l0cyMroinI0@public.gmane.org List-Id: devicetree@vger.kernel.org The runtime API's takes care of setting the SYSCONFIG register with appropriate values. Hence explicit writes to SYSCONFIG register is removed. Signed-off-by: Kishon Vijay Abraham I --- drivers/usb/dwc3/dwc3-omap.c | 26 -------------------------- 1 file changed, 26 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 8094230..f85ae5e 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -80,23 +80,6 @@ /* SYSCONFIG REGISTER */ #define USBOTGSS_SYSCONFIG_DMADISABLE (1 << 16) -#define USBOTGSS_SYSCONFIG_STANDBYMODE(x) ((x) << 4) - -#define USBOTGSS_STANDBYMODE_FORCE_STANDBY 0 -#define USBOTGSS_STANDBYMODE_NO_STANDBY 1 -#define USBOTGSS_STANDBYMODE_SMART_STANDBY 2 -#define USBOTGSS_STANDBYMODE_SMART_WAKEUP 3 - -#define USBOTGSS_STANDBYMODE_MASK (0x03 << 4) - -#define USBOTGSS_SYSCONFIG_IDLEMODE(x) ((x) << 2) - -#define USBOTGSS_IDLEMODE_FORCE_IDLE 0 -#define USBOTGSS_IDLEMODE_NO_IDLE 1 -#define USBOTGSS_IDLEMODE_SMART_IDLE 2 -#define USBOTGSS_IDLEMODE_SMART_WAKEUP 3 - -#define USBOTGSS_IDLEMODE_MASK (0x03 << 2) /* IRQ_EOI REGISTER */ #define USBOTGSS_IRQ_EOI_LINE_NUMBER (1 << 0) @@ -373,15 +356,6 @@ static int dwc3_omap_probe(struct platform_device *pdev) reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG); omap->dma_status = !!(reg & USBOTGSS_SYSCONFIG_DMADISABLE); - /* Set No-Idle and No-Standby */ - reg &= ~(USBOTGSS_STANDBYMODE_MASK - | USBOTGSS_IDLEMODE_MASK); - - reg |= (USBOTGSS_SYSCONFIG_STANDBYMODE(USBOTGSS_STANDBYMODE_NO_STANDBY) - | USBOTGSS_SYSCONFIG_IDLEMODE(USBOTGSS_IDLEMODE_NO_IDLE)); - - dwc3_omap_writel(omap->base, USBOTGSS_SYSCONFIG, reg); - ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, 0, "dwc3-omap", omap); if (ret) { -- 1.7.9.5