usb: dwc2: set parameter values in probe function

So the parameters can be used in both host and gadget modes.
Also consolidate param functions in the core.h

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c
index 8c3bc84..6acbe90 100644
--- a/drivers/usb/dwc2/core.c
+++ b/drivers/usb/dwc2/core.c
@@ -3044,6 +3044,7 @@
 	dwc2_set_param_uframe_sched(hsotg, params->uframe_sched);
 	dwc2_set_param_external_id_pin_ctl(hsotg, params->external_id_pin_ctl);
 }
+EXPORT_SYMBOL_GPL(dwc2_set_parameters);
 
 /**
  * During device initialization, read various hardware configuration
@@ -3210,6 +3211,24 @@
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(dwc2_get_hwparams);
+
+/*
+ * Sets all parameters to the given value.
+ *
+ * Assumes that the dwc2_core_params struct contains only integers.
+ */
+void dwc2_set_all_params(struct dwc2_core_params *params, int value)
+{
+	int *p = (int *)params;
+	size_t size = sizeof(*params) / sizeof(*p);
+	int i;
+
+	for (i = 0; i < size; i++)
+		p[i] = value;
+}
+EXPORT_SYMBOL_GPL(dwc2_set_all_params);
+
 
 u16 dwc2_get_otg_version(struct dwc2_hsotg *hsotg)
 {