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authorLudovic Desroches <ludovic.desroches@atmel.com>2016-03-18 08:21:19 +0100
committerNicolas Ferre <nicolas.ferre@atmel.com>2016-03-29 16:34:21 +0200
commit2f26e6189d3bdfcbf2b3bd0d6ff88eb8e7022246 (patch)
treef42a02820c5afac607daa14e5405f0e0fc011879 /Documentation/devicetree/bindings/arm
parentf55532a0c0b8bb6148f4e07853b876ef73bc69ca (diff)
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ARM: at91: use chipid device for soc detection
So far, the CIDR and EXID registers were in the DBGU interface. This device has disappeared with the SAMA5D2 family. These registers are exposed through a new device called chipid. Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com> [nicolas.ferre@atmel.com: remove useless warnings] Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Rob Herring <robh@kernel.org> [arnd@arndb.de: suggest to use static functions to reduce scope] Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'Documentation/devicetree/bindings/arm')
-rw-r--r--Documentation/devicetree/bindings/arm/atmel-at91.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index 7fd64ec..0b1fcbf 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -41,6 +41,10 @@ compatible: must be one of:
- "atmel,sama5d43"
- "atmel,sama5d44"
+Chipid required properties:
+- compatible: Should be "atmel,sama5d2-chipid"
+- reg : Should contain registers location and length
+
PIT Timer required properties:
- compatible: Should be "atmel,at91sam9260-pit"
- reg: Should contain registers location and length
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