Example #1
0
void vrc4173_select_function(int func)
{
	u16 val;

	if (vrc4173_initialized) {
		val = vrc4173_inw(VRC4173_SELECTREG);
		switch(func) {
		case PS2CH1_SELECT:
			val |= 0x0004;
			break;
		case PS2CH2_SELECT:
			val |= 0x0002;
			break;
		case TOUCHPANEL_SELECT:
			val &= 0x0007;
			break;
		case KIU8_SELECT:
			val &= 0x000e;
			break;
		case KIU10_SELECT:
			val &= 0x000c;
			break;
		case KIU12_SELECT:
			val &= 0x0008;
			break;
		case GPIO_SELECT:
			val |= 0x0008;
			break;
		}
		vrc4173_outw(val, VRC4173_SELECTREG);
	}
}
Example #2
0
static inline void clear_cmusrst(uint16_t val)
{
	uint16_t cmusrst;

	cmusrst = vrc4173_inw(VRC4173_CMUSRST);
	cmusrst &= ~val;
	vrc4173_outw(cmusrst, VRC4173_CMUSRST);
}
Example #3
0
static inline void set_cmusrst(uint16_t val)
{
	uint16_t cmusrst;

	cmusrst = vrc4173_inw(VRC4173_CMUSRST);
	cmusrst |= val;
	vrc4173_outw(cmusrst, VRC4173_CMUSRST);
}
Example #4
0
static int vrc4173_get_irq_number(int irq)
{
	uint16_t status, mask;
	int i;

        status = vrc4173_inw(VRC4173_SYSINT1REG);
        mask = vrc4173_inw(VRC4173_MSYSINT1REG);

	status &= mask;
	if (status) {
		for (i = 0; i < 16; i++)
			if (status & (0x0001 << i))
				return VRC4173_IRQ(i);
	}

	return -EINVAL;
}
Example #5
0
static void disable_vrc4173_irq(unsigned int irq)
{
	uint16_t val;

	val = vrc4173_inw(VRC4173_MSYSINT1REG);
	val &= ~((uint16_t)1 << (irq - VRC4173_IRQ_BASE));
	vrc4173_outw(val, VRC4173_MSYSINT1REG);
}
Example #6
0
static void enable_vrc4173_irq(unsigned int irq)
{
	u16 val;

	val = vrc4173_inw(VRC4173_MSYSINT1REG);
	val |= (u16)1 << (irq - VRC4173_IRQ_BASE);
	vrc4173_outw(val, VRC4173_MSYSINT1REG);
}
Example #7
0
void vrc4173_disable_kiuint(uint16_t mask)
{
	irq_desc_t *desc = irq_desc + VRC4173_KIU_IRQ;
	unsigned long flags;
	uint16_t val;

	spin_lock_irqsave(&desc->lock, flags);
	val = vrc4173_inw(VRC4173_MKIUINTREG);
	val &= ~mask;
	vrc4173_outw(val, VRC4173_MKIUINTREG);
	spin_unlock_irqrestore(&desc->lock, flags);
}
Example #8
0
static inline void vrc4173_giu_init(void)
{
	vrc4173_selectreg = vrc4173_inw(VRC4173_SELECTREG);

	spin_lock_init(&vrc4173_giu_lock);
}
Example #9
0
static inline void vrc4173_cmu_init(void)
{
	vrc4173_cmuclkmsk = vrc4173_inw(VRC4173_CMUCLKMSK);

	spin_lock_init(&vrc4173_cmu_lock);
}
Example #10
0
static inline void vrc4173_cmu_init(void)
{
	vrc4173_cmuclkmsk = vrc4173_inw(VRC4173_CMUCLKMSK);
}