arm: ls1021atwr: Split off board device tree

Move /chosen node out of the board device tree.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>

arch/arm/dts/Makefile

@@ -93,7 +93,7 @@ dtb-$(CONFIG_TARGET_BEAGLE_X15) += am57xx-beagle-x15.dtb
 dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb
 
 dtb-$(CONFIG_LS102XA) += ls1021a-qds.dtb \
-	ls1021a-twr.dtb
+	ls1021a-twr-duart.dtb
 dtb-$(CONFIG_FSL_LSCH3) += fsl-ls2080a-qds.dtb \
 	fsl-ls2080a-rdb.dtb
 dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds.dtb \

arch/arm/dts/ls1021a-twr-duart.dts

@@ -0,0 +1,16 @@
+/*
+ * Freescale ls1021a TWR board device tree source
+ *
+ * Copyright 2013-2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+#include "ls1021a-twr.dtsi"
+
+/ {
+	chosen {
+		stdout-path = &uart0;
+	};
+};

arch/arm/dts/ls1021a-twr.dts → arch/arm/dts/ls1021a-twr.dtsi

@@ -1,12 +1,11 @@
 /*
- * Freescale ls1021a TWR board device tree source
+ * Freescale ls1021a TWR board common device tree source
  *
  * Copyright 2013-2015 Freescale Semiconductor, Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-/dts-v1/;
 #include "ls1021a.dtsi"
 
 / {

configs/ls1021atwr_nor_defconfig

@@ -1,7 +1,7 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
 CONFIG_DM_SERIAL=y
-CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr"
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y

configs/ls1021atwr_qspi_defconfig

@@ -1,7 +1,7 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
 CONFIG_DM_SPI=y
-CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr"
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 CONFIG_SYS_EXTRA_OPTIONS="QSPI_BOOT"
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_SETEXPR is not set

configs/ls1021atwr_sdcard_qspi_defconfig

@@ -1,7 +1,7 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
 CONFIG_DM_SPI=y
-CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr"
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SD_BOOT_QSPI"
 CONFIG_OF_CONTROL=y