msm_serial_hs: Enable GSBI6 as UARTDM device

This change configures GSBI6 into UARTDM mode.
It adds configuration require for clocks, ADM Channels and CRCI.

CRs-Fixed: 299610
Signed-off-by: Mayank Rana <mrana@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-msm8960.c b/arch/arm/mach-msm/board-msm8960.c
index 9db8593..c75971b 100644
--- a/arch/arm/mach-msm/board-msm8960.c
+++ b/arch/arm/mach-msm/board-msm8960.c
@@ -2681,6 +2681,7 @@
 	&msm_device_dmov,
 	&msm_device_smd,
 	&msm8960_device_uart_gsbi5,
+	&msm_device_uart_dm6,
 	&msm_device_saw_core0,
 	&msm_device_saw_core1,
 	&msm8960_device_ext_5v_vreg,