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dwc2: for esp32 force disconnect/connect using USB_WRAP otg pad override (DM=DP=0) in addition to dwc2's dctrl

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hathach
2024-09-04 20:56:04 +07:00
parent 4349e99fb2
commit 0bb7b992d8
5 changed files with 43 additions and 30 deletions
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24
src/portable/synopsys/dwc2/dcd_dwc2.c
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@@ -43,7 +43,7 @@
#if defined(TUP_USBIP_DWC2_STM32)
#include "dwc2_stm32.h"
#elif TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)
#elif defined(TUP_USBIP_DWC2_ESP32)
#include "dwc2_esp32.h"
#elif TU_CHECK_MCU(OPT_MCU_GD32VF103)
#include "dwc2_gd32.h"
@@ -667,12 +667,34 @@ void dcd_remote_wakeup(uint8_t rhport) {
void dcd_connect(uint8_t rhport) {
(void) rhport;
dwc2_regs_t* dwc2 = DWC2_REG(rhport);
#ifdef TUP_USBIP_DWC2_ESP32
usb_wrap_otg_conf_reg_t conf = USB_WRAP.otg_conf;
conf.pad_pull_override = 0;
conf.dp_pullup = 0;
conf.dp_pulldown = 0;
conf.dm_pullup = 0;
conf.dm_pulldown = 0;
USB_WRAP.otg_conf = conf;
#endif
dwc2->dctl &= ~DCTL_SDIS;
}
void dcd_disconnect(uint8_t rhport) {
(void) rhport;
dwc2_regs_t* dwc2 = DWC2_REG(rhport);
#ifdef TUP_USBIP_DWC2_ESP32
usb_wrap_otg_conf_reg_t conf = USB_WRAP.otg_conf;
conf.pad_pull_override = 1;
conf.dp_pullup = 0;
conf.dp_pulldown = 1;
conf.dm_pullup = 0;
conf.dm_pulldown = 1;
USB_WRAP.otg_conf = conf;
#endif
dwc2->dctl |= DCTL_SDIS;
}