This patch adds support for Nitogen6x based. It is based on NXP's popular i.MX6
ARM-Cortex A9 processor[1].

1. Build command:
        make PLATFORM=imx-mx6qnitrogen6x
2. Pass xtest

[1] https://boundarydevices.com/product/nitrogen6x-board-imx6-arm-cortex-a9-sbc/

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
---
 CHANGELOG.md                             | 1 +
 README.md                                | 1 +
 core/arch/arm/plat-imx/conf.mk           | 2 +-
 core/arch/arm/plat-imx/platform_config.h | 8 +++++---
 4 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77cd648..49371a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -700,6 +700,7 @@ platform.
 <!-- ${PLATFORM}-${PLATFORM_FLAVOR}, ordered alphabetically -->
 * d02: extended
 * hikey: extended
+* imx-mx6qnitrogen6x: standard
 * imx-mx6qsabrelite: standard
 * imx-mx6qsabresd: standard
 * rcar-h3: standard, pass except issues [#1092][issue1092] and [#1093][issue1093]
diff --git a/README.md b/README.md
index e3e9a87..8a81545 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,7 @@ The **Maintained?** column shows:
 | [NXP ls1046ardb](http://www.nxp.com/products/microcontrollers-and-processors/power-architecture-processors/qoriq-platforms/developer-resources/qoriq-ls1046a-reference-design-board:LS1046A-RDB)|`PLATFORM=ls-ls1046ardb`| Yes |  |
 | [FSL i.MX6 Quad SABRE Lite Board](https://boundarydevices.com/product/sabre-lite-imx6-sbc/) |`PLATFORM=imx-mx6qsabrelite`| Yes |  v2.2.0 |
 | [FSL i.MX6 Quad SABRE SD Board](http://www.nxp.com/products/software-and-tools/hardware-development-tools/sabre-development-system/sabre-board-for-smart-devices-based-on-the-i.mx-6quad-applications-processors:RD-IMX6Q-SABRE) |`PLATFORM=imx-mx6qsabresd`| Yes |  v2.2.0 |
+| [NXP/FSL i.MX6 Quad Nitrogen6x Board](https://boundarydevices.com/product/nitrogen6x-board-imx6-arm-cortex-a9-sbc/) |`PLATFORM=imx-mx6qnitrogen6x`| Yes |  v3.1.0 |
 | [FSL i.MX6 UltraLite EVK Board](http://www.freescale.com/products/arm-processors/i.mx-applications-processors-based-on-arm-cores/i.mx-6-processors/i.mx6qp/i.mx6ultralite-evaluation-kit:MCIMX6UL-EVK) |`PLATFORM=imx-mx6ulevk`| Yes |  |
 | [NXP i.MX7Dual SabreSD Board](http://www.nxp.com/products/software-and-tools/hardware-development-tools/sabre-development-system/sabre-board-for-smart-devices-based-on-the-i.mx-7dual-applications-processors:MCIMX7SABRE) |`PLATFORM=imx-mx7dsabresd`| Yes |  |
 | [NXP i.MX7Solo WaRP7 Board](http://www.nxp.com/products/developer-resources/reference-designs/warp7-next-generation-iot-and-wearable-development-platform:WARP7) |`PLATFORM=imx-mx7warp7`| Yes |  |
diff --git a/core/arch/arm/plat-imx/conf.mk b/core/arch/arm/plat-imx/conf.mk
index 5c9f04d..88aec52 100644
--- a/core/arch/arm/plat-imx/conf.mk
+++ b/core/arch/arm/plat-imx/conf.mk
@@ -3,7 +3,7 @@ PLATFORM_FLAVOR ?= mx6ulevk
 # Get SoC associated with the PLATFORM_FLAVOR
 mx6ul-flavorlist = mx6ulevk
 mx6ull-flavorlist = mx6ullevk
-mx6q-flavorlist = mx6qsabrelite mx6qsabresd
+mx6q-flavorlist = mx6qsabrelite mx6qsabresd mx6qnitrogen6x
 mx6sx-flavorlist = mx6sxsabreauto
 mx6d-flavorlist =
 mx6dl-flavorlist = mx6dlsabresd
diff --git a/core/arch/arm/plat-imx/platform_config.h b/core/arch/arm/plat-imx/platform_config.h
index 30d9947..f089108 100644
--- a/core/arch/arm/plat-imx/platform_config.h
+++ b/core/arch/arm/plat-imx/platform_config.h
@@ -110,7 +110,8 @@
 #include <imx-regs.h>

 /* Board specific console UART */
-#if defined(PLATFORM_FLAVOR_mx6qsabrelite)
+#if defined(PLATFORM_FLAVOR_mx6qsabrelite) || \
+       defined(PLATFORM_FLAVOR_mx6qnitrogen6x)
 #define CONSOLE_UART_BASE              UART2_BASE
 #endif
 #if defined(PLATFORM_FLAVOR_mx6qsabresd)
@@ -122,8 +123,9 @@

 /* Board specific RAM size */
 #if defined(PLATFORM_FLAVOR_mx6qsabrelite) || \
-       defined(PLATFORM_FLAVOR_mx6qsabresd) || \
-       defined(PLATFORM_FLAVOR_mx6dlsabresd)
+       defined(PLATFORM_FLAVOR_mx6qsabresd)   || \
+       defined(PLATFORM_FLAVOR_mx6dlsabresd)  || \
+       defined(PLATFORM_FLAVOR_mx6qnitrogen6x)
 #define DRAM0_SIZE                     0x40000000
 #endif
 
--
1.9.1