usb: dwc3: st: Inform the reset framework that our reset line may be …

…shared

On the STiH410 B2120 development board the MiPHY28lp shares its reset
line with the Synopsys DWC3 SuperSpeed (SS) USB 3.0 Dual-Role-Device
(DRD).  New functionality in the reset subsystems forces consumers to
be explicit when requesting shared/exclusive reset lines.

Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/usb/dwc3/dwc3-st.c

@@ -237,7 +237,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
 	/* Manage PowerDown */
 	reset_control_deassert(dwc3_data->rstc_pwrdn);
 
-	dwc3_data->rstc_rst = devm_reset_control_get(dev, "softreset");
+	dwc3_data->rstc_rst =
+		devm_reset_control_get_shared(dev, "softreset");
 	if (IS_ERR(dwc3_data->rstc_rst)) {
 		dev_err(&pdev->dev, "could not get reset controller\n");
 		ret = PTR_ERR(dwc3_data->rstc_rst);