usb: phy: mxs: use readl(), writel() instead of the _relaxed() versions
authorMarc Kleine-Budde <mkl@pengutronix.de>
Thu, 28 Feb 2013 10:52:30 +0000 (11:52 +0100)
committerFelipe Balbi <balbi@ti.com>
Mon, 18 Mar 2013 09:17:59 +0000 (11:17 +0200)
This patch converts the mxs-phy driver from readl_relaxed(), writel_relaxed()
to the plain readl(), writel() functions, which are available on all platforms.

This is done to enable compile time testing on non ARM platforms.

Reported-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/otg/mxs-phy.c

index aa40325..9d4381e 100644 (file)
@@ -48,12 +48,12 @@ static void mxs_phy_hw_init(struct mxs_phy *mxs_phy)
        stmp_reset_block(base + HW_USBPHY_CTRL);
 
        /* Power up the PHY */
-       writel_relaxed(0, base + HW_USBPHY_PWD);
+       writel(0, base + HW_USBPHY_PWD);
 
        /* enable FS/LS device */
-       writel_relaxed(BM_USBPHY_CTRL_ENUTMILEVEL2 |
-                       BM_USBPHY_CTRL_ENUTMILEVEL3,
-                       base + HW_USBPHY_CTRL_SET);
+       writel(BM_USBPHY_CTRL_ENUTMILEVEL2 |
+              BM_USBPHY_CTRL_ENUTMILEVEL3,
+              base + HW_USBPHY_CTRL_SET);
 }
 
 static int mxs_phy_init(struct usb_phy *phy)
@@ -70,8 +70,8 @@ static void mxs_phy_shutdown(struct usb_phy *phy)
 {
        struct mxs_phy *mxs_phy = to_mxs_phy(phy);
 
-       writel_relaxed(BM_USBPHY_CTRL_CLKGATE,
-                       phy->io_priv + HW_USBPHY_CTRL_SET);
+       writel(BM_USBPHY_CTRL_CLKGATE,
+              phy->io_priv + HW_USBPHY_CTRL_SET);
 
        clk_disable_unprepare(mxs_phy->clk);
 }
@@ -81,15 +81,15 @@ static int mxs_phy_suspend(struct usb_phy *x, int suspend)
        struct mxs_phy *mxs_phy = to_mxs_phy(x);
 
        if (suspend) {
-               writel_relaxed(0xffffffff, x->io_priv + HW_USBPHY_PWD);
-               writel_relaxed(BM_USBPHY_CTRL_CLKGATE,
-                       x->io_priv + HW_USBPHY_CTRL_SET);
+               writel(0xffffffff, x->io_priv + HW_USBPHY_PWD);
+               writel(BM_USBPHY_CTRL_CLKGATE,
+                      x->io_priv + HW_USBPHY_CTRL_SET);
                clk_disable_unprepare(mxs_phy->clk);
        } else {
                clk_prepare_enable(mxs_phy->clk);
-               writel_relaxed(BM_USBPHY_CTRL_CLKGATE,
-                       x->io_priv + HW_USBPHY_CTRL_CLR);
-               writel_relaxed(0, x->io_priv + HW_USBPHY_PWD);
+               writel(BM_USBPHY_CTRL_CLKGATE,
+                      x->io_priv + HW_USBPHY_CTRL_CLR);
+               writel(0, x->io_priv + HW_USBPHY_PWD);
        }
 
        return 0;
@@ -102,8 +102,8 @@ static int mxs_phy_on_connect(struct usb_phy *phy,
                (speed == USB_SPEED_HIGH) ? "high" : "non-high");
 
        if (speed == USB_SPEED_HIGH)
-               writel_relaxed(BM_USBPHY_CTRL_ENHOSTDISCONDETECT,
-                               phy->io_priv + HW_USBPHY_CTRL_SET);
+               writel(BM_USBPHY_CTRL_ENHOSTDISCONDETECT,
+                      phy->io_priv + HW_USBPHY_CTRL_SET);
 
        return 0;
 }
@@ -115,8 +115,8 @@ static int mxs_phy_on_disconnect(struct usb_phy *phy,
                (speed == USB_SPEED_HIGH) ? "high" : "non-high");
 
        if (speed == USB_SPEED_HIGH)
-               writel_relaxed(BM_USBPHY_CTRL_ENHOSTDISCONDETECT,
-                               phy->io_priv + HW_USBPHY_CTRL_CLR);
+               writel(BM_USBPHY_CTRL_ENHOSTDISCONDETECT,
+                      phy->io_priv + HW_USBPHY_CTRL_CLR);
 
        return 0;
 }