rtc-at91rm9200: use shadow IMR on at91sam9x5

Add support for the at91sam9x5-family which must use the shadow
interrupt mask due to a hardware issue (causing RTC_IMR to always be
zero).

Signed-off-by: Johan Hovold <[email protected]>
Acked-by: Nicolas Ferre <[email protected]>
Cc: Douglas Gilbert <[email protected]>
Cc: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Cc: Ludovic Desroches <[email protected]>
Cc: Robert Nelson <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Johan Hovold 2013-06-12 14:04:57 -07:00 • committed by Linus Torvalds
commit bba00e5910
2 changed files with 8 additions and 1 deletions

View file

@ -309,11 +309,18 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id)
static const struct at91_rtc_config at91rm9200_config = {
};
static const struct at91_rtc_config at91sam9x5_config = {
.use_shadow_imr = true,
};
#ifdef CONFIG_OF
static const struct of_device_id at91_rtc_dt_ids[] = {
{
.compatible = "atmel,at91rm9200-rtc",
.data = &at91rm9200_config,
}, {
.compatible = "atmel,at91sam9x5-rtc",
.data = &at91sam9x5_config,
}, {
/* sentinel */
}