usb: ohci-sa1111: remove special sa1111 mmio accessors
authorRussell King <rmk+kernel@armlinux.org.uk>
Tue, 26 Sep 2017 14:16:25 +0000 (15:16 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 4 Oct 2017 07:58:42 +0000 (09:58 +0200)
Remove the special SA1111 MMIO accessors from the ohci-sa1111 driver
as their definition will be removed shortly.  The SA1111 accessors are
barrierless, so use the _relaxed variants.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ohci-sa1111.c

index 82842918cb0c738257f172af68dd96e441ac7349..8758c73215d712ad233228020c4968291445ed1a 100644 (file)
@@ -42,7 +42,7 @@
 #if 0
 static void dump_hci_status(struct usb_hcd *hcd, const char *label)
 {
-       unsigned long status = sa1111_readl(hcd->regs + USB_STATUS);
+       unsigned long status = readl_relaxed(hcd->regs + USB_STATUS);
 
        printk(KERN_DEBUG "%s USB_STATUS = { %s%s%s%s%s}\n", label,
             ((status & USB_STATUS_IRQHCIRMTWKUP) ? "IRQHCIRMTWKUP " : ""),
@@ -134,7 +134,7 @@ static int sa1111_start_hc(struct sa1111_dev *dev)
         * Configure the power sense and control lines.  Place the USB
         * host controller in reset.
         */
-       sa1111_writel(usb_rst | USB_RESET_FORCEIFRESET | USB_RESET_FORCEHCRESET,
+       writel_relaxed(usb_rst | USB_RESET_FORCEIFRESET | USB_RESET_FORCEHCRESET,
                      dev->mapbase + USB_RESET);
 
        /*
@@ -144,7 +144,7 @@ static int sa1111_start_hc(struct sa1111_dev *dev)
        ret = sa1111_enable_device(dev);
        if (ret == 0) {
                udelay(11);
-               sa1111_writel(usb_rst, dev->mapbase + USB_RESET);
+               writel_relaxed(usb_rst, dev->mapbase + USB_RESET);
        }
 
        return ret;
@@ -159,8 +159,8 @@ static void sa1111_stop_hc(struct sa1111_dev *dev)
        /*
         * Put the USB host controller into reset.
         */
-       usb_rst = sa1111_readl(dev->mapbase + USB_RESET);
-       sa1111_writel(usb_rst | USB_RESET_FORCEIFRESET | USB_RESET_FORCEHCRESET,
+       usb_rst = readl_relaxed(dev->mapbase + USB_RESET);
+       writel_relaxed(usb_rst | USB_RESET_FORCEIFRESET | USB_RESET_FORCEHCRESET,
                      dev->mapbase + USB_RESET);
 
        /*