armv8: ls1028aqds: add lpuart dts support

Rename fsl-ls1028a-qds.dts to fsl-ls1028a-qds.dtsi so that
it can be used as common device tree for lpuart and duart.
Add lpuart device tree and duart device tree respectively
for qds which are used with duart and lpuart console.

Signed-off-by: Vabhav Sharma <vabhav.sharma@nxp.com>
Signed-off-by: Yuantian Tang <andy.tang@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index af7d804..29dc615 100644 (file)
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -377,7 +377,8 @@ dtb-$(CONFIG_FSL_LSCH3) += fsl-ls2080a-qds.dtb \
        fsl-ls1088a-rdb.dtb \
        fsl-ls1088a-qds.dtb \
        fsl-ls1028a-rdb.dtb \
-       fsl-ls1028a-qds.dtb \
+       fsl-ls1028a-qds-duart.dtb \
+       fsl-ls1028a-qds-lpuart.dtb \
        fsl-lx2160a-rdb.dtb \
        fsl-lx2160a-qds.dtb
 dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds-duart.dtb \

diff --git a/arch/arm/dts/fsl-ls1028a-qds-duart.dts b/arch/arm/dts/fsl-ls1028a-qds-duart.dts
new file mode 100644 (file)
index 0000000..83264e0
--- /dev/null
+++ b/arch/arm/dts/fsl-ls1028a-qds-duart.dts
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Device Tree file for Freescale Layerscape-1028AQDS family SoC.
+ *
+ * Copyright 2020 NXP
+ */
+
+/dts-v1/;
+#include "fsl-ls1028a-qds.dtsi"
+
+/ {
+       chosen {
+               stdout-path = &serial0;
+       };
+};

diff --git a/arch/arm/dts/fsl-ls1028a-qds-lpuart.dts b/arch/arm/dts/fsl-ls1028a-qds-lpuart.dts
new file mode 100644 (file)
index 0000000..063857b
--- /dev/null
+++ b/arch/arm/dts/fsl-ls1028a-qds-lpuart.dts
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Device Tree file for Freescale Layerscape-1028AQDS family SoC.
+ *
+ * Copyright 2020 NXP
+ */
+
+/dts-v1/;
+#include "fsl-ls1028a-qds.dtsi"
+
+/ {
+       chosen {
+               stdout-path = &lpuart0;
+       };
+};

diff --git a/arch/arm/dts/fsl-ls1028a-qds.dts b/arch/arm/dts/fsl-ls1028a-qds.dtsi
similarity index 98%
rename from arch/arm/dts/fsl-ls1028a-qds.dts
rename to arch/arm/dts/fsl-ls1028a-qds.dtsi
index 029a8e3..4f56f40 100644 (file)
--- a/arch/arm/dts/fsl-ls1028a-qds.dts
+++ b/arch/arm/dts/fsl-ls1028a-qds.dtsi
@@ -151,6 +151,10 @@
        status = "okay";
 };
 
+&lpuart0 {
+       status = "okay";
+};
+
 &sata {
        status = "okay";
 };

diff --git a/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig b/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
index 92b944f..e9db27a 100644 (file)
--- a/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
@@ -28,7 +28,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_WDT=y
 CONFIG_CMD_CACHE=y
 CONFIG_OF_CONTROL=y
-CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1028a-qds"
+CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1028a-qds-duart"
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_NETCONSOLE=y
 CONFIG_DM=y

diff --git a/configs/ls1028aqds_tfa_defconfig b/configs/ls1028aqds_tfa_defconfig
index 66d3ee1..a759795 100644 (file)
--- a/configs/ls1028aqds_tfa_defconfig
+++ b/configs/ls1028aqds_tfa_defconfig
@@ -30,7 +30,7 @@ CONFIG_CMD_WDT=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_CACHE=y
 CONFIG_OF_CONTROL=y
-CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1028a-qds"
+CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1028a-qds-duart"
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_ENV_ADDR=0x20500000