/* disable pullups for GPIO 14 & 15 */
gpio_pullups(0xc000, 0, PUD_DISABLE);
+ /* select alt0 function for GPIO 14 & 15 */
+ gpio_fsel(14, FSEL_ALT0);
+ gpio_fsel(15, FSEL_ALT0);
- REG_ICR = 0; /* clear pending interrupts */
+ REG_ICR = 0x7ff; /* clear pending interrupts */
/* calculate baud rate divisor */
bdiv_fp6 = (UART_CLK << 6) / (16 * baud);
- REG_IBRD = (bdiv_fp6 >> 6) & 0xffff; /* 16 bits integer part */
- REG_FBRD = bdiv_fp6 & 0x3f; /* 6 bits fractional precision */
+ REG_IBRD = 1;//(bdiv_fp6 >> 6) & 0xffff; /* 16 bits integer part */
+ REG_FBRD = 40;//bdiv_fp6 & 0x3f; /* 6 bits fractional precision */
/* line control: fifo enable, 8n1 */
REG_LCRH = LCRH_FIFOEN | LCRH_8BITS;