ARM: sirf: add Atlas7 machine support

CSRatlas7 is next-gen auto SoC from CSR.
It could bring to customers most integrated SoC solution:
- World leading Bluetooth 4.0 and GNSS baseband
- Audio processing, analog CODEC and ADC by DSP
- Analog video input
- SDR accelerators
- CAN bus support by Cortex-M3

Signed-off-by: Zhiwu Song <Zhiwu.Song@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c
index c62ff68..0c819bb 100644
--- a/arch/arm/mach-prima2/common.c
+++ b/arch/arm/mach-prima2/common.c
@@ -50,3 +50,16 @@
 	.dt_compat      = prima2_dt_match,
 MACHINE_END
 #endif
+
+#ifdef CONFIG_ARCH_ATLAS7
+static const char *atlas7_dt_match[] __initdata = {
+	"sirf,atlas7",
+	NULL
+};
+
+DT_MACHINE_START(ATLAS7_DT, "Generic ATLAS7 (Flattened Device Tree)")
+	/* Maintainer: Barry Song <baohua.song@csr.com> */
+	.smp            = smp_ops(sirfsoc_smp_ops),
+	.dt_compat      = atlas7_dt_match,
+MACHINE_END
+#endif