2 commits

Author	SHA1	Message	Date
Wangjialin	3f1c5c4d5b	1. add a macro 'GPIO_IS_VALID_OUTPUT_GPIO' and 'GPIO_IS_VALID_OUTPUT_GPIO' in gpio.h ... 2. add PIN_FUNC_GPIO in io_mux_reg.h, put the io_mux_regs in order 3. use braces around single line if statements in ledc.c and gpio.c	2016-09-23 14:52:26 +08:00
Wangjialin	85cd269ef8	add ledc driver code	2016-09-23 09:21:37 +08:00