usb: dwc2: add external_id_pin_ctl core parameter
This is required due to an Intel specific hardware issue. Where id-
pin setup causes glitches on the interrupt line when CONIDSTSCHG
interrupt is enabled.
Specify external_id_pin_ctl when an external driver (for example phy)
can handle id change, so that CONIDSTSCHG interrupt can be disabled
from the controller.
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index 4fb058b..ce39e8a0 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -77,6 +77,7 @@
.reload_ctl = 0,
.ahbcfg = 0x10,
.uframe_sched = 0,
+ .external_id_pin_ctl = -1,
};
static const struct dwc2_core_params params_rk3066 = {
@@ -105,6 +106,7 @@
.reload_ctl = -1,
.ahbcfg = 0x7, /* INCR16 */
.uframe_sched = -1,
+ .external_id_pin_ctl = -1,
};
/**