GPT test ok on LPC1768 board.
GPT test ok on LPC1788 board.
Merge remote-tracking branch 'origin/lpc17xx_dev' into lpc17xx_dev
Very first version of I2C driver.
Merge branch 'lpc17xx_dev' into lpc178x_port
Add multi i2c support at the same time(Only I2C1 was tested).
Fix a design bug.
Implement I2C low layer driver interfaces required by ChibiOS.
Translation, remove unused code and add code for stopping I2C.
Add more EEPROM and I2C tests for HY-LPC1788 board.
Fix bugs in i2c_lld
Fix bug with LEDON and LEDOFF.
Add I2C test code for HY-LandTiger_1768 board.
Run into weird problem that when reading more than 9 bytes from EEPROM in 1768 boards, it will fail.