dts: arm: move SoC dtsi into per vendor dir

Move the SoC dtsi into a vendor dir so as we grow and possibly share
things with other projects we are hopefully in sync (or closer to it).

Change-Id: I71666cff49f9694eee3f5d92dac8aeea416b730a
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>

dts/arm/cc3200_launchxl.dts

@@ -1,6 +1,6 @@
 /dts-v1/;
 
-#include "cc32xx_launchxl.dtsi"
+#include <ti/cc32xx_launchxl.dtsi>
 
 / {
 	model = "TI CC3200 LaunchXL";

dts/arm/frdm_k64f.dts

@@ -1,6 +1,6 @@
 /dts-v1/;
 
-#include "nxp_k6x.dtsi"
+#include <nxp/nxp_k6x.dtsi>
 
 / {
 	model = "NXP Freedom MK64F board";

dts/arm/frdm_kw41z.dts

@@ -1,6 +1,6 @@
 /dts-v1/;
 
-#include "nxp_kw41z.dtsi"
+#include <nxp/nxp_kw41z.dtsi>
 
 / {
 	model = "NXP Freedom KW41Z board";

dts/arm/hexiwear_k64.dts

@@ -1,6 +1,6 @@
 /dts-v1/;
 
-#include "nxp_k6x.dtsi"
+#include <nxp/nxp_k6x.dtsi>
 
 / {
 	model = "Hexiwear K64  board";

dts/arm/nucleo_l476rg.dts

@@ -5,7 +5,7 @@
  */
 
 /dts-v1/;
-#include "stm32l476.dtsi"
+#include <st/stm32l476.dtsi>
 
 / {
 	model = "STMicroelectronics STM32L476RG-NUCLEO board";

dts/arm/olimexino_stm32.dts

@@ -5,7 +5,7 @@
  */
 
 /dts-v1/;
-#include "stm32f103xb.dtsi"
+#include <st/stm32f103xb.dtsi>
 
 / {
 	model = "Olimex OLIMEXINO-STM32 board";