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| author | Alex Maclean <monkeh@monkeh.net> | 2023-12-15 19:43:58 +0000 |
|---|---|---|
| committer | KevinOConnor <kevin@koconnor.net> | 2023-12-21 20:58:57 -0500 |
| commit | 71ab6240f2dd8132ab29d9251690b3f8b6da0517 (patch) | |
| tree | de288a6f2a092749667b3d7c619e022b705bdd72 | |
| parent | 547bfbf81847c758a3fb07e76963544bdbc6438d (diff) | |
| download | kutter-71ab6240f2dd8132ab29d9251690b3f8b6da0517.tar.gz kutter-71ab6240f2dd8132ab29d9251690b3f8b6da0517.tar.xz kutter-71ab6240f2dd8132ab29d9251690b3f8b6da0517.zip | |
stm32: Fix STM32G4 USB
STM32G4 USB controller requires 8 or 16-bit access, not 32-bit
Signed-off-by: Alex Maclean <monkeh@monkeh.net>
| -rw-r--r-- | src/stm32/usbfs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/stm32/usbfs.c b/src/stm32/usbfs.c index ad2e7b3e..5385c956 100644 --- a/src/stm32/usbfs.c +++ b/src/stm32/usbfs.c @@ -15,7 +15,7 @@ #include "internal.h" // GPIO #include "sched.h" // DECL_INIT -#if CONFIG_MACH_STM32F1 || CONFIG_MACH_STM32G4 +#if CONFIG_MACH_STM32F1 // Transfer memory is accessed with 32bits, but contains only 16bits of data typedef volatile uint32_t epmword_t; #define WSIZE 2 @@ -25,6 +25,11 @@ typedef volatile uint16_t epmword_t; #define WSIZE 2 #define USBx_IRQn USB_IRQn +#elif CONFIG_MACH_STM32G4 + // Transfer memory is accessed with 16bits and contains 16bits of data + typedef volatile uint16_t epmword_t; + #define WSIZE 2 + #define USBx_IRQn USB_LP_IRQn #elif CONFIG_MACH_STM32G0 // Transfer memory is accessed with 32bits and contains 32bits of data typedef volatile uint32_t epmword_t; |