arm/tegra: Add device-tree support for TrimSlice board

* Add device-tree file for TrimSlice
* Add that to the list of .dts files to build
* Update board-dt.c to recognize TrimSlice board name

v2: Makefile: Add board-trimslice-pinmux.c to obj-$(CONFIG_MACH_TEGRA_DT).
v3: Makefile: Use brackets not braces around var names

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-tegra/board-dt.c b/arch/arm/mach-tegra/board-dt.c
index 7f287a8..e6b3953 100644
--- a/arch/arm/mach-tegra/board-dt.c
+++ b/arch/arm/mach-tegra/board-dt.c
@@ -47,6 +47,7 @@
 
 void harmony_pinmux_init(void);
 void seaboard_pinmux_init(void);
+void trimslice_pinmux_init(void);
 void ventana_pinmux_init(void);
 
 struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = {
@@ -93,6 +94,7 @@
 	char *machine;
 	void (*init)(void);
 } pinmux_configs[] = {
+	{ "compulab,trimslice", trimslice_pinmux_init },
 	{ "nvidia,harmony", harmony_pinmux_init },
 	{ "nvidia,seaboard", seaboard_pinmux_init },
 	{ "nvidia,ventana", ventana_pinmux_init },
@@ -129,6 +131,7 @@
 }
 
 static const char * tegra_dt_board_compat[] = {
+	"compulab,trimslice",
 	"nvidia,harmony",
 	"nvidia,seaboard",
 	"nvidia,ventana",