ARM: at91: remove SoC headers

Remove the now useless SoC headers.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

diff --cc arch/arm/mach-at91/include/mach/at91rm9200.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9260.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9261.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9263.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9g45.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9n12.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9rl.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/at91sam9x5.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/hardware.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/sama5d3.h
Simple merge

diff --cc arch/arm/mach-at91/include/mach/sama5d4.h
Simple merge