MIPS: Move GIC clocksource driver to drivers/clocksource/

Move the GIC clocksource driver to drivers/clocksource/mips-gic-timer.c.

Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Qais Yousef <qais.yousef@imgtec.com>
Cc: John Crispin <blogic@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/8133/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3afb795..5b690cf 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -342,7 +342,7 @@
 	select BOOT_RAW
 	select CEVT_R4K
 	select CSRC_R4K
-	select CSRC_GIC
+	select CLKSRC_MIPS_GIC
 	select DMA_MAYBE_COHERENT
 	select GENERIC_ISA_DMA
 	select HAVE_PCSPKR_PLATFORM
@@ -385,7 +385,7 @@
 	select BUILTIN_DTB
 	select CEVT_R4K
 	select CSRC_R4K
-	select CSRC_GIC
+	select CLKSRC_MIPS_GIC
 	select CPU_MIPSR2_IRQ_VI
 	select CPU_MIPSR2_IRQ_EI
 	select DMA_NONCOHERENT
@@ -954,10 +954,6 @@
 config CSRC_R4K
 	bool
 
-config CSRC_GIC
-	select MIPS_CM
-	bool
-
 config CSRC_SB1250
 	bool