USB: fsl-mph-dr-of: adjust for OF based clock lookup

after device tree based clock lookup became available, the peripheral
driver need no longer construct clock names which include the component
index -- remove the "usb%d_clk" template, always use "ipg" instead

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-usb@vger.kernel.org
Signed-off-by: Gerhard Sittig <gsi@denx.de>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Anatolij Gustschin <agust@denx.de>

diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c
index abd5050..9162d1b 100644 (file)
--- a/drivers/usb/host/fsl-mph-dr-of.c
+++ b/drivers/usb/host/fsl-mph-dr-of.c
@@ -261,19 +261,8 @@ int fsl_usb2_mpc5121_init(struct platform_device *pdev)
        struct fsl_usb2_platform_data *pdata = dev_get_platdata(&pdev->dev);
        struct clk *clk;
        int err;
-       char clk_name[10];
-       int base, clk_num;
-
-       base = pdev->resource->start & 0xf000;
-       if (base == 0x3000)
-               clk_num = 1;
-       else if (base == 0x4000)
-               clk_num = 2;
-       else
-               return -ENODEV;
 
-       snprintf(clk_name, sizeof(clk_name), "usb%d_clk", clk_num);
-       clk = devm_clk_get(pdev->dev.parent, clk_name);
+       clk = devm_clk_get(pdev->dev.parent, "ipg");
        if (IS_ERR(clk)) {
                dev_err(&pdev->dev, "failed to get clk\n");
                return PTR_ERR(clk);