rockchip: add basic support for fennec-rk3288 board

Fennec is a RK3288-based development board with 2 USB ports, HDMI,
micro-SD card, audio and WiFi and Gigabit Ethernet. It also includes
on-board 8GB eMMC and 2GB of SDRAM. Expansion connectors provides access
to display pins, I2C, SPI, UART and GPIOs.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-rockchip/rk3288/Kconfig b/arch/arm/mach-rockchip/rk3288/Kconfig
index 67f29d2..4bfd78b 100644
--- a/arch/arm/mach-rockchip/rk3288/Kconfig
+++ b/arch/arm/mach-rockchip/rk3288/Kconfig
@@ -16,6 +16,14 @@
 	  also includes on-board eMMC and 2GB of SDRAM. Expansion connectors
 	  provide access to display pins, I2C, SPI, UART and GPIOs.
 
+config TARGET_FENNEC_RK3288
+	bool "Fennec-RK3288"
+	help
+	  Fennec is a RK3288-based development board with 2 USB ports,
+	  HDMI, micro-SD card, audio, WiFi and Gigabit Ethernet. It also
+	  includes on-board eMMC and 2GB of SDRAM. Expansion connectors
+	  provide access to display pins, I2C, SPI, UART and GPIOs.
+
 config TARGET_CHROMEBOOK_JERRY
 	bool "Google/Rockchip Veyron-Jerry Chromebook"
 	help
@@ -55,4 +63,6 @@
 
 source "board/rockchip/evb_rk3288/Kconfig"
 
+source "board/rockchip/fennec_rk3288/Kconfig"
+
 endif