[PATCH 2/3] usb: dwc2: stm32mp15: set otg_rev
From: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Date: 2021-09-15 07:55:01
Also in:
linux-devicetree, lkml
Subsystem:
designware usb2 drd ip driver, the rest, usb subsystem · Maintainers:
Minas Harutyunyan, Linus Torvalds, Greg Kroah-Hartman
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> --- drivers/usb/dwc2/params.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
index f8ab211..fe2e88f 100644
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c@@ -170,6 +170,7 @@ static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg) struct dwc2_core_params *p = &hsotg->params; p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; + p->otg_rev = 0x200; p->speed = DWC2_SPEED_PARAM_FULL; p->host_rx_fifo_size = 128; p->host_nperio_tx_fifo_size = 96;
@@ -190,6 +191,7 @@ static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg) struct dwc2_core_params *p = &hsotg->params; p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; + p->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;
--
2.7.4