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ARM: at91/dt: introduce atmel,<chip>-dbgu

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The DBGU is not a simple UART and we need to be able to distinguish it from the
other UARTs, in particular to get its address and check the chip id.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Alexandre Belloni
2015-03-12 15:54:26 +01:00
committed by Nicolas Ferre
parent b7e9def923
commit 8c07f664a6
11 changed files with 12 additions and 11 deletions
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2
arch/arm/boot/dts/at91sam9261.dtsi
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@@ -276,7 +276,7 @@
};
dbgu: serial@fffff200 {
compatible = "atmel,at91sam9260-usart";
compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart";
reg = <0xfffff200 0x200>;
interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
pinctrl-names = "default";