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xiaoxiang pushed a change to branch master
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from e659ae8 Kinetis:Serial No DMA Poll needed
add b45ccad xtensa/esp32: Adds support for SERIAL_TXDMA.
No new revisions were added by this update.
Summary of changes:
arch/xtensa/src/esp32/Kconfig | 40 +
arch/xtensa/src/esp32/esp32_serial.c | 591 ++++++++-
arch/xtensa/src/esp32/hardware/esp32_uhci.h | 1825 +++++++++++++++++++++++++++
3 files changed, 2436 insertions(+), 20 deletions(-)
create mode 100644 arch/xtensa/src/esp32/hardware/esp32_uhci.h
