C++ (Cpp) pmc_disable_system_clock Examples

Example #1

File: board_support.c Project: brianjang/atmel-software-package

void board_save_misc_power(void)
{
	int i;

	/* disable USB clock */
	pmc_disable_upll_clock();
	pmc_disable_upll_bias();

	/* disable system clocks */
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_DDR);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_LCD);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_SMD);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_UHP);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_UDP);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_PCK0);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_PCK1);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_PCK2);
	pmc_disable_system_clock(PMC_SYSTEM_CLOCK_ISC);

	/* disable all peripheral clocks except PIOA for JTAG, serial debug port */
	for (i = ID_PIT; i < ID_PERIPH_COUNT; i++) {
		if (i == ID_PIOA)
			continue;
		pmc_disable_peripheral(i);
	}
}

Example #2

File: sama5d4ek.c Project: bitt-technology/at91bootstrap

static void at91_disable_smd_clock(void)
{
	/*
	 * set pin DIBP to pull-up and DIBN to pull-down
	 * to save power on VDDIOP0
	 */
	pmc_enable_system_clock(AT91C_PMC_SMDCK);
	pmc_set_smd_clock_divider(AT91C_PMC_SMDDIV);
	pmc_enable_periph_clock(AT91C_ID_SMD);
	writel(0xF, (0x0C + AT91C_BASE_SMD));
	pmc_disable_periph_clock(AT91C_ID_SMD);
	pmc_disable_system_clock(AT91C_PMC_SMDCK);
}