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: NLudovic Desroches <ludovic.desroches@atmel.com>
[nicolas.ferre@atmel.com: remove useless warnings]
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NRob Herring <robh@kernel.org>
[arnd@arndb.de: suggest to use static functions to reduce scope]
Acked-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>