imx: get cpu id/type of i.MX8MP

Support get i.MX8MP cpu id and cpu type

Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index b0f4dd0..5ade636 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -33,6 +33,7 @@
 #define MXC_CPU_IMX8MMS		0x89 /* dummy ID */
 #define MXC_CPU_IMX8MMSL	0x8a /* dummy ID */
 #define MXC_CPU_IMX8MN		0x8b /* dummy ID */
+#define MXC_CPU_IMX8MP		0x182/* dummy ID */
 #define MXC_CPU_IMX8QXP_A0	0x90 /* dummy ID */
 #define MXC_CPU_IMX8QM		0x91 /* dummy ID */
 #define MXC_CPU_IMX8QXP		0x92 /* dummy ID */
diff --git a/arch/arm/include/asm/mach-imx/sys_proto.h b/arch/arm/include/asm/mach-imx/sys_proto.h
index fff4800..35b39b1 100644
--- a/arch/arm/include/asm/mach-imx/sys_proto.h
+++ b/arch/arm/include/asm/mach-imx/sys_proto.h
@@ -54,6 +54,7 @@
 #define is_imx8mms() (is_cpu_type(MXC_CPU_IMX8MMS))
 #define is_imx8mmsl() (is_cpu_type(MXC_CPU_IMX8MMSL))
 #define is_imx8mn() (is_cpu_type(MXC_CPU_IMX8MN))
+#define is_imx8mp() (is_cpu_type(MXC_CPU_IMX8MP))
 
 #define is_imx8qxp() (is_cpu_type(MXC_CPU_IMX8QXP))