VTX_DONE_DELAY
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));