MLK-14893 ARM64: dts: freescale: imx8qm: add CA72 only dtb

Add CA72 only dtb to support booting up kernel with
CA72 cluster only, need to use CA72 specific flash.bin
and CA72 specific dtb to boot up kernel.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 77bd822..cbbe662 100644 (file)
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -3,7 +3,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-rdb.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-qds.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-rdb.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-simu.dtb
-dtb-$(CONFIG_ARCH_FSL_IMX8QM) += fsl-imx8qm-lpddr4-arm2.dtb fsl-imx8qm-lpddr4-arm2_ca72.dtb
+dtb-$(CONFIG_ARCH_FSL_IMX8QM) += fsl-imx8qm-lpddr4-arm2.dtb fsl-imx8qm-lpddr4-arm2_ca72.dtb fsl-imx8qm-lpddr4-arm2_ca72_only.dtb
 
 always         := $(dtb-y)
 subdir-y       := $(dts-dirs)

diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm-lpddr4-arm2_ca72_only.dts b/arch/arm64/boot/dts/freescale/fsl-imx8qm-lpddr4-arm2_ca72_only.dts
new file mode 100644 (file)
index 0000000..a3011d2
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm-lpddr4-arm2_ca72_only.dts
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "fsl-imx8qm-lpddr4-arm2_ca72.dts"
+
+&A53_0 {
+       device_type = "";
+};
+
+&A53_1 {
+       device_type = "";
+};
+
+&A53_2 {
+       device_type = "";
+};
+
+&A53_3 {
+       device_type = "";
+};