/*
* Disable an expio pin's interrupt by setting the bit in the imr.
* @param irq an expio virtual irq number
*/
static void expio_mask_irq(u32 irq)
{
u32 expio = MXC_IRQ_TO_EXPIO(irq);
/* mask the interrupt */
__raw_writew(1 << expio, PBC_INTMASK_CLEAR_REG);
__raw_readw(PBC_INTMASK_CLEAR_REG);
}
/*
* Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
* @param irq an expanded io virtual irq number
*/
static void expio_ack_irq(u32 irq)
{
u32 expio = MXC_IRQ_TO_EXPIO(irq);
/* clear the interrupt status */
__raw_writew(1 << expio, PBC_INTSTATUS_REG);
/* mask the interrupt */
expio_mask_irq(irq);
}
/*
* Disable an expio pin's interrupt by setting the bit in the imr.
* @param irq an expio virtual irq number
*/
static void expio_mask_irq(u32 irq)
{
u16 reg, expio = MXC_IRQ_TO_EXPIO(irq);
reg = __raw_readw(mx35_3stack_board_io + INTR_MASK_REG);
/* mask the interrupt */
__raw_writew(reg | (1 << expio), mx35_3stack_board_io + INTR_MASK_REG);
}
static void expio_ack_irq(struct irq_data *d)
{
u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
__raw_writew(1 << expio, brd_io + INTR_RESET_REG);
__raw_writew(0, brd_io + INTR_RESET_REG);
expio_mask_irq(d);
}
/*
* Enable a expio pin's interrupt by clearing the bit in the imr.
* @param irq a expio virtual irq number
*/
static void expio_unmask_irq(u32 irq)
{
u16 reg;
u32 expio = MXC_IRQ_TO_EXPIO(irq);
/* unmask the interrupt */
reg = __raw_readw(brd_io + INTR_MASK_REG);
reg &= ~(1 << expio);
__raw_writew(reg, brd_io + INTR_MASK_REG);
}
/*
* Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
* @param irq an expanded io virtual irq number
*/
static void expio_ack_irq(u32 irq)
{
u32 expio = MXC_IRQ_TO_EXPIO(irq);
/* clear the interrupt status */
__raw_writew(1 << expio, brd_io + INTR_RESET_REG);
__raw_writew(0, brd_io + INTR_RESET_REG);
/* mask the interrupt */
expio_mask_irq(irq);
}
static void expio_unmask_irq(struct irq_data *d)
{
u16 reg;
u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
reg = __raw_readw(brd_io + INTR_MASK_REG);
reg &= ~(1 << expio);
__raw_writew(reg, brd_io + INTR_MASK_REG);
}
static void expio_unmask_irq(uint32_t irq)
{
uint16_t reg;
uint32_t expio = MXC_IRQ_TO_EXPIO(irq);
/* unmask the interrupt */
reg = __raw_readw(CPLD_INT_MASK_REG);
reg &= ~(1 << expio);
__raw_writew(reg, CPLD_INT_MASK_REG);
}
static void expio_ack_irq(uint32_t irq)
{
uint32_t expio = MXC_IRQ_TO_EXPIO(irq);
/* clear the interrupt status */
__raw_writew(1 << expio, CPLD_INT_RESET_REG);
__raw_writew(0, CPLD_INT_RESET_REG);
/* mask the interrupt */
expio_mask_irq(irq);
}
/*
* Enable a expio pin's interrupt by clearing the bit in the imr.
* @param irq a expio virtual irq number
*/
static void expio_unmask_irq(u32 irq)
{
u32 expio = MXC_IRQ_TO_EXPIO(irq);
/* unmask the interrupt */
__raw_writew(1 << expio, PBC_INTMASK_SET_REG);
}
/*
* Enable a expio pin's interrupt by clearing the bit in the imr.
* @param d an expio virtual irq description
*/
static void expio_unmask_irq(struct irq_data *d)
{
u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
/* unmask the interrupt */
__raw_writew(1 << expio, PBC_INTMASK_SET_REG);
}
/*
* Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
* @param d an expio virtual irq description
*/
static void expio_ack_irq(struct irq_data *d)
{
u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
/* clear the interrupt status */
__raw_writew(1 << expio, PBC_INTSTATUS_REG);
}