This change will get "maximum-speed" from dtb if exist and set USB speed
accordingly for Agilex and Stratix10 platform.
Signed-off-by: Liwei Song <liwei.s...@windriver.com>
---
drivers/usb/dwc2/params.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
index 8eab5f38b110..37e367154713 100644
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c
@@ -96,9 +96,13 @@ static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg)
static void dwc2_set_socfpga_agilex_params(struct dwc2_hsotg *hsotg)
{
struct dwc2_core_params *p = &hsotg->params;
+ u32 max_speed;
p->power_down = DWC2_POWER_DOWN_PARAM_NONE;
p->no_clock_gating = true;
+ max_speed = usb_get_maximum_speed(hsotg->dev);
+ if (max_speed)
+ p->speed = max_speed;
}
static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)
--
2.40.0
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