ARM: at91: pit add DT support

Retreive registers address and IRQ from device tree entry.
Called from at91_dt_init_irq() so that timers are up-n-running
when timers initialization will occur.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
[nicolas.ferre@atmel.com: change error path and interrupts property handling]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index a9dbbb5b86f5..3881cab965fa 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -58,6 +58,12 @@
                                 reg = <0xfffff000 0x200>;
                         };
 
+                        pit: timer@fffffd30 {
+                                compatible = "atmel,at91sam9260-pit";
+                                reg = <0xfffffd30 0xf>;
+                                interrupts = <1 4>;
+                        };
+
                         dma: dma-controller@ffffec00 {
                                 compatible = "atmel,at91sam9g45-dma";
                                 reg = <0xffffec00 0x200>;