arm: imx: Add Engicam i.CoreM6 QDL Starter Kit initial support

Boot Log for i.CoreM6 DualLite/Solo Starter Kit:
-----------------------------------------------

U-Boot SPL 2016.09-rc2-30739-gd1fa290 (Sep 17 2016 - 00:37:46)
Trying to boot from MMC1

U-Boot 2016.09-rc2-30739-gd1fa290 (Sep 17 2016 - 00:37:46 +0530)

CPU:   Freescale i.MX6SOLO rev1.3 at 792MHz
CPU:   Industrial temperature grade (-40C to 105C) at 31C
Reset cause: POR
DRAM:  256 MiB
MMC:   FSL_SDHC: 0
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   CPU Net Initialization Failed
No ethernet found.
Hit any key to stop autoboot:  0
switch to partitions #0, OK
mmc0 is current device
switch to partitions #0, OK
mmc0 is current device
reading boot.scr
** Unable to read file boot.scr **
reading zImage
6741808 bytes read in 341 ms (18.9 MiB/s)
Booting from mmc ...
reading imx6dl-icore.dtb
30600 bytes read in 19 ms (1.5 MiB/s)
   Booting using the fdt blob at 0x18000000
   Using Device Tree in place at 18000000, end 1800a787

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0

Boot Log for i.CoreM6 Quad/Dual Starter Kit:
--------------------------------------------

U-Boot SPL 2016.09-rc2-30739-gd1fa290 (Sep 17 2016 - 00:37:46)
Trying to boot from MMC1

U-Boot 2016.09-rc2-30739-gd1fa290 (Sep 17 2016 - 00:37:46 +0530)

CPU:   Freescale i.MX6Q rev1.2 at 792MHz
CPU:   Industrial temperature grade (-40C to 105C) at 28C
Reset cause: POR
DRAM:  512 MiB
MMC:   FSL_SDHC: 0
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   CPU Net Initialization Failed
No ethernet found.
Hit any key to stop autoboot:  0
icorem6qdl>

Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Acked-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
index d851b26..5d549bd 100644
--- a/arch/arm/cpu/armv7/mx6/Kconfig
+++ b/arch/arm/cpu/armv7/mx6/Kconfig
@@ -95,6 +95,13 @@
 config TARGET_MX6QARM2
 	bool "mx6qarm2"
 
+config TARGET_MX6Q_ICORE
+	bool "Support Engicam i.Core"
+	select MX6QDL
+	select DM
+	select DM_THERMAL
+	select SUPPORT_SPL
+
 config TARGET_MX6QSABREAUTO
 	bool "mx6qsabreauto"
 	select DM
@@ -225,6 +232,7 @@
 source "board/congatec/cgtqmx6eval/Kconfig"
 source "board/el/el6x/Kconfig"
 source "board/embest/mx6boards/Kconfig"
+source "board/engicam/icorem6/Kconfig"
 source "board/freescale/mx6qarm2/Kconfig"
 source "board/freescale/mx6qsabreauto/Kconfig"
 source "board/freescale/mx6sabresd/Kconfig"
diff --git a/arch/arm/include/asm/imx-common/sys_proto.h b/arch/arm/include/asm/imx-common/sys_proto.h
index 6ace8bb..005435a 100644
--- a/arch/arm/include/asm/imx-common/sys_proto.h
+++ b/arch/arm/include/asm/imx-common/sys_proto.h
@@ -30,8 +30,10 @@
 #define is_mx6dqp() (is_cpu_type(MXC_CPU_MX6QP) || is_cpu_type(MXC_CPU_MX6DP))
 #define is_mx6dq() (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D))
 #define is_mx6sdl() (is_cpu_type(MXC_CPU_MX6SOLO) || is_cpu_type(MXC_CPU_MX6DL))
+#define is_mx6dl() (is_cpu_type(MXC_CPU_MX6DL))
 #define is_mx6sx() (is_cpu_type(MXC_CPU_MX6SX))
 #define is_mx6sl() (is_cpu_type(MXC_CPU_MX6SL))
+#define is_mx6solo() (is_cpu_type(MXC_CPU_MX6SOLO))
 #define is_mx6ul() (is_cpu_type(MXC_CPU_MX6UL))
 #define is_mx6ull() (is_cpu_type(MXC_CPU_MX6ULL))