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| author | Ha Thach <[email protected]> | 2024-01-11 11:40:44 +0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2024-01-11 11:40:44 +0700 |
| commit | b5d5ae9b18d38ebdb73ab54c63b5940a1dbf84c9 (patch) | |
| tree | 434ab6a0081250e408f7a0f4d164f39008c3be83 | |
| parent | cf306ed913ce121321a893077f3ec20cca963bca (diff) | |
| parent | 3bf6826451536f1afc6eb4e7f088ac65d9b8c707 (diff) | |
Merge pull request #2408 from leptun/fix_tickless_ulpi_gating
Disable ULPI clock during sleep on stm32f7 when using internal phy
| -rw-r--r-- | src/portable/synopsys/dwc2/dwc2_stm32.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/portable/synopsys/dwc2/dwc2_stm32.h b/src/portable/synopsys/dwc2/dwc2_stm32.h index dd78ccd06..3237a50f6 100644 --- a/src/portable/synopsys/dwc2/dwc2_stm32.h +++ b/src/portable/synopsys/dwc2/dwc2_stm32.h @@ -149,7 +149,7 @@ static inline void dwc2_phy_init(dwc2_regs_t* dwc2, uint8_t hs_phy_type) { // https://community.st.com/t5/stm32cubemx-mcus/why-stm32h743-usb-fs-doesn-t-work-if-freertos-tickless-idle/m-p/349480#M18867 // H7 running on full-speed phy need to disable ULPI clock in sleep mode. // Otherwise, USB won't work when mcu executing WFI/WFE instruction i.e tick-less RTOS. - // Note: there may be other family that is affected by this, but only H7 is tested so far + // Note: there may be other family that is affected by this, but only H7 and F7 is tested so far #if defined(USB_OTG_FS_PERIPH_BASE) && defined(RCC_AHB1LPENR_USB2OTGFSULPILPEN) if ( USB_OTG_FS_PERIPH_BASE == (uint32_t) dwc2 ) { RCC->AHB1LPENR &= ~RCC_AHB1LPENR_USB2OTGFSULPILPEN; @@ -161,6 +161,13 @@ static inline void dwc2_phy_init(dwc2_regs_t* dwc2, uint8_t hs_phy_type) { RCC->AHB1LPENR &= ~RCC_AHB1LPENR_USB1OTGHSULPILPEN; } #endif + + #if defined(USB_OTG_HS_PERIPH_BASE) && defined(RCC_AHB1LPENR_OTGHSULPILPEN) + if ( USB_OTG_HS_PERIPH_BASE == (uint32_t) dwc2 ) { + RCC->AHB1LPENR &= ~RCC_AHB1LPENR_OTGHSULPILPEN; + } + #endif + } else { #if CFG_TUSB_MCU != OPT_MCU_STM32U5 // Disable FS PHY, TODO on U5A5 (dwc2 4.11a) 16th bit is 'Host CDP behavior enable' |