imx: arch-mx6: add is_soc_type helper macro
Add helper macro is_soc_type to identify iMX SoC family
Signed-off-by: Adrian Alonso <aalonso@freescale.com>
diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index 1c8d24e..416905a 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -23,6 +23,8 @@
#define MXC_CPU_MX6QP 0x69
#define MXC_CPU_VF610 0xF6 /* dummy ID */
+#define MXC_SOC_MX6 0x60
+
#define CS0_128 0
#define CS0_64M_CS1_64M 1
#define CS0_64M_CS1_32M_CS2_32M 2
diff --git a/arch/arm/include/asm/imx-common/sys_proto.h b/arch/arm/include/asm/imx-common/sys_proto.h
index 6954ee9..250f3f4 100644
--- a/arch/arm/include/asm/imx-common/sys_proto.h
+++ b/arch/arm/include/asm/imx-common/sys_proto.h
@@ -17,9 +17,12 @@
/* returns MXC_CPU_ value */
#define cpu_type(rev) (((rev) >> 12) & 0xff)
+#define soc_type(rev) (((rev) >> 12) & 0xf0)
/* both macros return/take MXC_CPU_ constants */
#define get_cpu_type() (cpu_type(get_cpu_rev()))
+#define get_soc_type() (soc_type(get_cpu_rev()))
#define is_cpu_type(cpu) (get_cpu_type() == cpu)
+#define is_soc_type(soc) (get_soc_type() == soc)
#define is_mx6dqp() (is_cpu_type(MXC_CPU_MX6QP) || is_cpu_type(MXC_CPU_MX6DP))