ARM: SAMSUNG: Move GPIO headers to plat-samsung

Move the GPIO and GPIO configuration headers into arch/arm/plat-samsung
as they are common to all the Samsung SoCs.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/arch/arm/plat-s3c/include/plat/gpio-cfg-helpers.h b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
similarity index 100%
rename from arch/arm/plat-s3c/include/plat/gpio-cfg-helpers.h
rename to arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h

diff --git a/arch/arm/plat-s3c/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
similarity index 100%
rename from arch/arm/plat-s3c/include/plat/gpio-cfg.h
rename to arch/arm/plat-samsung/include/plat/gpio-cfg.h

diff --git a/arch/arm/plat-s3c/include/plat/gpio-core.h b/arch/arm/plat-samsung/include/plat/gpio-core.h
similarity index 100%
rename from arch/arm/plat-s3c/include/plat/gpio-core.h
rename to arch/arm/plat-samsung/include/plat/gpio-core.h