board: Add STMicroelectronics STiH410-B2260 support

This is a 96Board compliant board based on STiH410 SoC:
  - 1GB DDR
  - On-Board USB combo WiFi/Bluetooth RTL8723BU
    with PCB soldered antenna
  - Ethernet 1000-BaseT
  - SATA
  - HDMI
  - 2 x USB2.0 type A
  - 1 x USB2.0 type micro-AB
  - SD card slot
  - High speed connector (SD/I2C/USB interfaces)
  - Low speed connector (UART/I2C/GPIO/SPI/PCM interfaces)

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig
index 87c04b2..f9a583a 100644
--- a/arch/arm/mach-sti/Kconfig
+++ b/arch/arm/mach-sti/Kconfig
@@ -3,4 +3,29 @@
 config SYS_SOC
 	default "stih410"
 
+choice
+	prompt "STiH410 board select"
+
+config TARGET_STIH410_B2260
+	bool "96Boards STiH410-B2260"
+	help
+	  Support for 96Board STiH410-B2260 based on STMicrolectronics
+	  STiH410 soc. This board complies with 96Board Open Platform
+	  Specifications. Features:
+	  - 1GB DDR
+	  - On-Board USB combo WiFi/Bluetooth RTL8723BU
+	    with PCB soldered antenna
+	  - Ethernet 1000-BaseT
+	  - Sata
+	  - HDMI
+	  - 2 x USB2 type A
+	  - micro USB2 type AB
+	  - SD card slot
+	  - High speed connector (SD/I2C/USB interfaces)
+	  - Low speed connector (UART/I2C/GPIO/SPI/PCM interfaces)
+
+endchoice
+
+source "board/st/stih410-b2260/Kconfig"
+
 endif