Improve LM3S_UART driver performance
Implement DMA for UART transmit
Set UART RX FIFO trigger level to 1/8 (generate interrupt if 1 byte available)
Add sram placed dma_memcpy function
Implement DMA for SPI controller
Use dma_memcpy in lm3s uart driver
Fix warnings in lm3s uart driver
Put time-critical function into fast memory
Fix bug in ks8851 driver

some text
Tune lm3s cpuidle driver performance
Improve lm3s dma driver
Fix lm3s spi driver to work with the new version of dma
Implement rx using dma in lm3s uart driver
Setup dma buffers for uWIC board