usb: host: ehci-st: Inform the reset framework that our reset line may be shared

On the STiH410 B2120 development board the ST EHCI IP shares its reset
line with the OHCI IP.  New functionality in the reset subsystems forces
consumers to be explicit when requesting shared/exclusive reset lines.

Acked-by: Peter Griffin <peter.griffin@linaro.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/usb/host/ehci-st.c b/drivers/usb/host/ehci-st.c
index a94ed677d93747c143d01879a175bad23f8f795f..be4a2788fc5828ea172c5c72f5e5f5b5822f052d 100644 (file)
--- a/drivers/usb/host/ehci-st.c
+++ b/drivers/usb/host/ehci-st.c
@@ -206,7 +206,8 @@ static int st_ehci_platform_probe(struct platform_device *dev)
                priv->clk48 = NULL;
        }
 
-       priv->pwr = devm_reset_control_get_optional(&dev->dev, "power");
+       priv->pwr =
+               devm_reset_control_get_optional_shared(&dev->dev, "power");
        if (IS_ERR(priv->pwr)) {
                err = PTR_ERR(priv->pwr);
                if (err == -EPROBE_DEFER)
@@ -214,7 +215,8 @@ static int st_ehci_platform_probe(struct platform_device *dev)
                priv->pwr = NULL;
        }
 
-       priv->rst = devm_reset_control_get_optional(&dev->dev, "softreset");
+       priv->rst =
+               devm_reset_control_get_optional_shared(&dev->dev, "softreset");
        if (IS_ERR(priv->rst)) {
                err = PTR_ERR(priv->rst);
                if (err == -EPROBE_DEFER)