From 2f26e6189d3bdfcbf2b3bd0d6ff88eb8e7022246 Mon Sep 17 00:00:00 2001 From: Ludovic Desroches Date: Fri, 18 Mar 2016 08:21:19 +0100 Subject: 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 [nicolas.ferre@atmel.com: remove useless warnings] Acked-by: Alexandre Belloni Acked-by: Rob Herring [arnd@arndb.de: suggest to use static functions to reduce scope] Acked-by: Arnd Bergmann Signed-off-by: Nicolas Ferre --- Documentation/devicetree/bindings/arm/atmel-at91.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/devicetree/bindings/arm/atmel-at91.txt') diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index 7fd64ec9ee1d..0b1fcbfe2299 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 -- cgit v1.2.3-59-g8ed1b