mpq8064: Add support for GSBI6 UARTDM for Bluetooth feature

On MPQ8064 Hybrid and DTV variant with ASIC 1.0/1.1, Bluetooth is
connected to MSM externally through GSBI6 UARTDM interface. Hence
add GSBI6 UART device and required resources (its GPIOs, ADM
(Channel/CRCI), clocks ) and its configuration.

CRs-Fixed: 386832
Change-Id: Ib1ba5efe04ed10067ac0e3f7326f4820ef800645
Signed-off-by: Saket Saurabh <ssaurabh@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices.h b/arch/arm/mach-msm/devices.h
index 54f1300..141a864 100644
--- a/arch/arm/mach-msm/devices.h
+++ b/arch/arm/mach-msm/devices.h
@@ -55,6 +55,7 @@
 extern struct platform_device msm_device_uart_dm6;
 extern struct platform_device msm_device_uart_dm8;
 extern struct platform_device msm_device_uart_dm9;
+extern struct platform_device mpq8064_device_uartdm_gsbi6;
 
 extern struct platform_device msm8960_device_uart_gsbi2;
 extern struct platform_device msm8960_device_uart_gsbi5;