diff options
Diffstat (limited to 'drivers/usb/dwc3/dwc3-omap.c')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-omap.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index d7d9c0ec9515..479dc047da3a 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -49,7 +49,6 @@ #include <linux/of.h> #include "core.h" -#include "io.h" /* * All these registers belong to OMAP's Wrapper around the @@ -143,6 +142,17 @@ struct dwc3_omap { u32 dma_status:1; }; +static inline u32 dwc3_omap_readl(void __iomem *base, u32 offset) +{ + return readl(base + offset); +} + +static inline void dwc3_omap_writel(void __iomem *base, u32 offset, u32 value) +{ + writel(value, base + offset); +} + + static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap) { struct dwc3_omap *omap = _omap; @@ -150,7 +160,7 @@ static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap) spin_lock(&omap->lock); - reg = dwc3_readl(omap->base, USBOTGSS_IRQSTATUS_1); + reg = dwc3_omap_readl(omap->base, USBOTGSS_IRQSTATUS_1); if (reg & USBOTGSS_IRQ1_DMADISABLECLR) { dev_dbg(omap->dev, "DMA Disable was Cleared\n"); @@ -184,10 +194,10 @@ static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap) if (reg & USBOTGSS_IRQ1_IDPULLUP_FALL) dev_dbg(omap->dev, "IDPULLUP Fall\n"); - dwc3_writel(omap->base, USBOTGSS_IRQSTATUS_1, reg); + dwc3_omap_writel(omap->base, USBOTGSS_IRQSTATUS_1, reg); - reg = dwc3_readl(omap->base, USBOTGSS_IRQSTATUS_0); - dwc3_writel(omap->base, USBOTGSS_IRQSTATUS_0, reg); + reg = dwc3_omap_readl(omap->base, USBOTGSS_IRQSTATUS_0); + dwc3_omap_writel(omap->base, USBOTGSS_IRQSTATUS_0, reg); spin_unlock(&omap->lock); @@ -270,7 +280,7 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) omap->base = base; omap->dwc3 = dwc3; - reg = dwc3_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS); + reg = dwc3_omap_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS); utmi_mode = of_get_property(node, "utmi-mode", &size); if (utmi_mode && size == sizeof(*utmi_mode)) { @@ -293,10 +303,10 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) } } - dwc3_writel(omap->base, USBOTGSS_UTMI_OTG_STATUS, reg); + dwc3_omap_writel(omap->base, USBOTGSS_UTMI_OTG_STATUS, reg); /* check the DMA Status */ - reg = dwc3_readl(omap->base, USBOTGSS_SYSCONFIG); + reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG); omap->dma_status = !!(reg & USBOTGSS_SYSCONFIG_DMADISABLE); /* Set No-Idle and No-Standby */ @@ -306,7 +316,7 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) reg |= (USBOTGSS_SYSCONFIG_STANDBYMODE(USBOTGSS_STANDBYMODE_NO_STANDBY) | USBOTGSS_SYSCONFIG_IDLEMODE(USBOTGSS_IDLEMODE_NO_IDLE)); - dwc3_writel(omap->base, USBOTGSS_SYSCONFIG, reg); + dwc3_omap_writel(omap->base, USBOTGSS_SYSCONFIG, reg); ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, 0, "dwc3-omap", omap); @@ -318,7 +328,7 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) /* enable all IRQs */ reg = USBOTGSS_IRQO_COREIRQ_ST; - dwc3_writel(omap->base, USBOTGSS_IRQENABLE_SET_0, reg); + dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_SET_0, reg); reg = (USBOTGSS_IRQ1_OEVT | USBOTGSS_IRQ1_DRVVBUS_RISE | @@ -330,7 +340,7 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) USBOTGSS_IRQ1_DISCHRGVBUS_FALL | USBOTGSS_IRQ1_IDPULLUP_FALL); - dwc3_writel(omap->base, USBOTGSS_IRQENABLE_SET_1, reg); + dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_SET_1, reg); ret = platform_device_add_resources(dwc3, pdev->resource, pdev->num_resources); |