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| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2012-02-11 15:41:40 +0100 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2012-03-01 13:29:01 +0100 |
| commit | 21f81872788b8089ec4214afad8fc6a0a23f70c8 (patch) | |
| tree | ab105f921cee41ed161e2a21d5ae0a470543572d /arch/arm/boot/dts/at91sam9g20.dtsi | |
| parent | 4340cde57d54db2078d0f1ef070664e21d32711d (diff) | |
| download | lwn-21f81872788b8089ec4214afad8fc6a0a23f70c8.tar.gz lwn-21f81872788b8089ec4214afad8fc6a0a23f70c8.zip | |
ARM: at91/gpio: add irqdomain and DT support
Add "legacy" type of irqdomain to preserve old-style numbering
and allow smooth transition for both DT and non-DT cases.
Original idea and code by Jean-Christophe Plagniol-Villard.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'arch/arm/boot/dts/at91sam9g20.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/at91sam9g20.dtsi | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi index 9a0aee791a40..325989a27a7a 100644 --- a/arch/arm/boot/dts/at91sam9g20.dtsi +++ b/arch/arm/boot/dts/at91sam9g20.dtsi @@ -23,6 +23,9 @@ serial4 = &usart3; serial5 = &usart4; serial6 = &usart5; + gpio0 = &pioA; + gpio1 = &pioB; + gpio2 = &pioC; }; cpus { cpu@0 { @@ -54,6 +57,33 @@ reg = <0xfffff000 0x200>; }; + pioA: gpio@fffff400 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff400 0x100>; + interrupts = <2 4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + }; + + pioB: gpio@fffff600 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff600 0x100>; + interrupts = <3 4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + }; + + pioC: gpio@fffff800 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff800 0x100>; + interrupts = <4 4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + }; + dbgu: serial@fffff200 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; |