C++ (Cpp) pmux_pin_lock_isvalid Examples

Example #1

File: pinmux.c Project: Viharrai/u-boot

static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock)
{
	struct pmux_tri_ctlr *pmt =
			(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
	u32 *pin_lock = &pmt->pmt_ctl[pin];
	u32 reg;

	/* Error check on pin and lock */
	assert(pmux_pingrp_isvalid(pin));
	assert(pmux_pin_lock_isvalid(lock));

	if (lock == PMUX_PIN_LOCK_DEFAULT)
		return 0;

	reg = readl(pin_lock);
	reg &= ~(0x1 << PMUX_LOCK_SHIFT);
	if (lock == PMUX_PIN_LOCK_ENABLE)
		reg |= (0x1 << PMUX_LOCK_SHIFT);
	else {
		/* lock == DISABLE, which isn't possible */
		printf("%s: Warning: lock == %d, DISABLE is not allowed!\n",
			__func__, lock);
	}
	writel(reg, pin_lock);

	return 0;
}

Example #2

File: pinmux.c Project: sncn-private/u-boot-t30

static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock)
{
	struct pmux_tri_ctlr *pmt =
			(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
	u32 *pin_lock = &pmt->pmt_ctl[pin];
	u32 reg;

	/* Error check on pin and lock */
	assert(pmux_pingrp_isvalid(pin));
	assert(pmux_pin_lock_isvalid(lock));

	if (lock == PMUX_PIN_LOCK_DEFAULT)
		return 0;

	reg = readl(pin_lock);
	reg &= ~(0x1 << PMUX_LOCK_SHIFT);
	if (lock == PMUX_PIN_LOCK_ENABLE)
		reg |= (0x1 << PMUX_LOCK_SHIFT);
	writel(reg, pin_lock);

	return 0;
}