static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var)
{
if (on) {
/* enable LCD-Latches
* power on LCD
*/
pcm990_cpld_writeb(PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON,
PCM990_CTRL_REG3);
} else {
/* disable LCD-Latches
* power off LCD
*/
pcm990_cpld_writeb(0, PCM990_CTRL_REG3);
}
}
static void pcm990_unmask_irq(struct irq_data *d)
{
int pcm990_irq = (d->irq - PCM027_IRQ(0));
u8 val;
/* the irq can be acknowledged only if deasserted, so it's done here */
pcm990_irq_enabled |= (1 << pcm990_irq);
val = pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
val |= 1 << pcm990_irq;
pcm990_cpld_writeb(val, PCM990_CTRL_INTSETCLR);
pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
}
static void pcm990_mask_ack_irq(struct irq_data *d)
{
int pcm990_irq = (d->irq - PCM027_IRQ(0));
pcm990_irq_enabled &= ~(1 << pcm990_irq);
pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
}
static void __init pcm990_init_irq(void)
{
int irq;
/* setup extra PCM990 irqs */
for (irq = PCM027_IRQ(0); irq <= PCM027_IRQ(3); irq++) {
irq_set_chip_and_handler(irq, &pcm990_irq_chip,
handle_level_irq);
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
}
/* disable all Interrupts */
pcm990_cpld_writeb(0x0, PCM990_CTRL_INTMSKENA);
pcm990_cpld_writeb(0xff, PCM990_CTRL_INTSETCLR);
irq_set_chained_handler(PCM990_CTRL_INT_IRQ, pcm990_irq_handler);
irq_set_irq_type(PCM990_CTRL_INT_IRQ, PCM990_CTRL_INT_IRQ_EDGE);
}
static void pcm990_mci_setpower(struct device *dev, unsigned int vdd)
{
struct pxamci_platform_data *p_d = dev->platform_data;
u8 val;
val = pcm990_cpld_readb(PCM990_CTRL_REG5);
if ((1 << vdd) & p_d->ocr_mask)
val |= PCM990_CTRL_MMC2PWR;
else
val &= ~PCM990_CTRL_MMC2PWR;
pcm990_cpld_writeb(PCM990_CTRL_MMC2PWR, PCM990_CTRL_REG5);
}
