void led_init (void)
{
S3C2440_GPIO_CONFIG (GPBCON, 5, GPIO_OUTPUT);
S3C2440_GPIO_CONFIG (GPBCON, 6, GPIO_OUTPUT);
S3C2440_GPIO_CONFIG (GPBCON, 7, GPIO_OUTPUT);
S3C2440_GPIO_CONFIG (GPBCON, 8, GPIO_OUTPUT);
S3C2440_GPIO_PULLUP (GPBUP, 5, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPBUP, 6, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPBUP, 7, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPBUP, 8, GPIO_PULLUP_DISABLE);
}
static void l3_init (void)
{
L3PORT |= L3MODE | L3CLOCK;
L3PORT &= ~L3DATA;
S3C2440_GPIO_CONFIG (GPBCON, 2, GPIO_OUTPUT); /* L3 MODE */
S3C2440_GPIO_CONFIG (GPBCON, 3, GPIO_OUTPUT); /* L3 DATA */
S3C2440_GPIO_CONFIG (GPBCON, 4, GPIO_OUTPUT); /* L3 CLOCK */
S3C2440_GPIO_PULLUP (GPBUP, 2, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPBUP, 3, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPBUP, 4, GPIO_PULLUP_DISABLE);
}
bool uart_init_device (unsigned dev)
{
/* set GPIOs, clock enable? etc */
switch (dev)
{
case 0:
{
S3C2440_GPIO_CONFIG (GPHCON, 2, GPIO_FUNCTION);
S3C2440_GPIO_CONFIG (GPHCON, 3, GPIO_FUNCTION);
S3C2440_GPIO_PULLUP (GPHUP, 2, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPHUP, 3, GPIO_PULLUP_DISABLE);
break;
}
case 1:
{
S3C2440_GPIO_CONFIG (GPHCON, 4, GPIO_FUNCTION);
S3C2440_GPIO_CONFIG (GPHCON, 5, GPIO_FUNCTION);
S3C2440_GPIO_PULLUP (GPHUP, 4, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPHUP, 5, GPIO_PULLUP_DISABLE);
break;
}
case 2:
{
S3C2440_GPIO_CONFIG (GPHCON, 6, GPIO_FUNCTION);
S3C2440_GPIO_CONFIG (GPHCON, 7, GPIO_FUNCTION);
S3C2440_GPIO_PULLUP (GPHUP, 6, GPIO_PULLUP_DISABLE);
S3C2440_GPIO_PULLUP (GPHUP, 7, GPIO_PULLUP_DISABLE);
break;
}
default:
return false;
}
/* set a default configuration */
uart_config (dev, 115200, 8, UART_NO_PARITY, UART_1_STOP_BIT);
return true;
}