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ARM: at91: pit add DT support

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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>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD
2012-02-27 11:19:34 +01:00
committed by Nicolas Ferre
parent 8014d6f4dd
commit 23fa648fd3
5 changed files with 81 additions and 4 deletions
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6
arch/arm/boot/dts/at91sam9g20.dtsi
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@@ -57,6 +57,12 @@
reg = <0xfffff000 0x200>;
};
pit: timer@fffffd30 {
compatible = "atmel,at91sam9260-pit";
reg = <0xfffffd30 0xf>;
interrupts = <1 4>;
};
pioA: gpio@fffff400 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x100>;