usb: dwc2: stm32mp15: set otg_rev

STM32MP15 complies with the OTG 2.0. Set OTG revision accordingly. It is
useful for the of_usb_update_otg_caps() routine to check and update
otg_rev to the lower value between DT and provided params.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Link: https://lore.kernel.org/r/1634133425-25670-5-git-send-email-fabrice.gasnier@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
index 99d3b62..d300ae3 100644 (file)
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c
@@ -176,6 +176,7 @@ static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg)
 
        p->otg_caps.hnp_support = false;
        p->otg_caps.srp_support = false;
+       p->otg_caps.otg_rev = 0x200;
        p->speed = DWC2_SPEED_PARAM_FULL;
        p->host_rx_fifo_size = 128;
        p->host_nperio_tx_fifo_size = 96;
@@ -197,6 +198,7 @@ static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg)
 
        p->otg_caps.hnp_support = false;
        p->otg_caps.srp_support = false;
+       p->otg_caps.otg_rev = 0x200;
        p->activate_stm_id_vb_detection = !device_property_read_bool(hsotg->dev, "usb-role-switch");
        p->host_rx_fifo_size = 440;
        p->host_nperio_tx_fifo_size = 256;