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ARM: dts: at91: sama5d2: add sfrbu 

SFRBU, the Special Function Registers Backup manage specific aspects of the
integrated memory, bridge implementations, processor and other
functionality not controlled elsewhere.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Alexandre Belloni 2017-02-02 19:51:39 +01:00
parent c1ae3cfa0e
commit 4ea5a9ef3c
2 changed files with 7 additions and 1 deletions
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3
Documentation/devicetree/bindings/arm/atmel-at91.txt
View File

@ -217,7 +217,8 @@ memory, bridge implementations, processor and other functionality not controlled
elsewhere.
required properties:
- compatible: Should be "atmel,<chip>-sfr", "syscon".
- compatible: Should be "atmel,<chip>-sfr", "syscon" or
"atmel,<chip>-sfrbu", "syscon"
<chip> can be "sama5d3", "sama5d4" or "sama5d2".
- reg: Should contain registers location and length

5
arch/arm/boot/dts/sama5d2.dtsi
View File

@ -1305,6 +1305,11 @@
status = "okay";
};
sfrbu: sfr@fc05c000 {
compatible = "atmel,sama5d2-sfrbu", "syscon";
reg = <0xfc05c000 0x20>;
};
chipid@fc069000 {
compatible = "atmel,sama5d2-chipid";
reg = <0xfc069000 0x8>;