Exemplo n.º 1
0
/*
 * Set up timer hardware into expected mode and state.
 */
static void __init imx_timer_hardware_init(void)
{
	/*
	 * Initialise to a known state (all timers off, and timing reset)
	 */
	IMX_TCTL(TIMER_BASE) = 0;
	IMX_TPRER(TIMER_BASE) = 0;

	IMX_TCTL(TIMER_BASE) = TCTL_FRR | TCTL_CLK_PCLK1 | TCTL_TEN;
}
Exemplo n.º 2
0
/*
 * Set up timer interrupt, and return the current time in seconds.
 */
static void __init imx_timer_init(void)
{
	/*
	 * Initialise to a known state (all timers off, and timing reset)
	 */
	IMX_TCTL(TIMER_BASE) = 0;
	IMX_TPRER(TIMER_BASE) = 0;
	IMX_TCMP(TIMER_BASE) = LATCH - 1;
	IMX_TCTL(TIMER_BASE) = TCTL_CLK_32 | TCTL_IRQEN | TCTL_TEN;

	/*
	 * Make irqs happen for the system timer
	 */
	setup_irq(TIM1_INT, &imx_timer_irq);
}