6 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 95f92538d7a..dab785efad5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -2095,6 +2095,12 @@ config TARGET_XENGUEST_ARM64
 	select SSCANF
 	imply OF_HAS_PRIOR_STAGE
 
+config ARCH_GXP
+	bool "Support HPE GXP SoCs"
+	select DM
+	select OF_CONTROL
+	imply CMD_DM
+
 endchoice
 
 config SUPPORT_PASSING_ATAGS
@@ -2205,6 +2211,8 @@ source "arch/arm/mach-davinci/Kconfig"
 
 source "arch/arm/mach-exynos/Kconfig"
 
+source "arch/arm/mach-hpe/gxp/Kconfig"
+
 source "arch/arm/mach-highbank/Kconfig"
 
 source "arch/arm/mach-integrator/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index a342d72daac..64c58f4c4a3 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -63,6 +63,7 @@ machine-$(CONFIG_ARCH_BCMBCA)		+= bcmbca
 machine-$(CONFIG_ARCH_BCMSTB)		+= bcmstb
 machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
 machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
+machine-$(CONFIG_ARCH_GXP)		+= hpe
 machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
 machine-$(CONFIG_ARCH_IPQ40XX)		+= ipq40xx
 machine-$(CONFIG_ARCH_K3)		+= k3
diff --git a/arch/arm/mach-hpe/Makefile b/arch/arm/mach-hpe/Makefile
new file mode 100644
index 00000000000..afe5f7a29ee
--- /dev/null
+++ b/arch/arm/mach-hpe/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_SOC_GXP) += gxp/
diff --git a/arch/arm/mach-hpe/gxp/Kconfig b/arch/arm/mach-hpe/gxp/Kconfig
new file mode 100644
index 00000000000..2d43133ab06
--- /dev/null
+++ b/arch/arm/mach-hpe/gxp/Kconfig
@@ -0,0 +1,9 @@
+if ARCH_GXP
+
+config SOC_GXP
+	bool
+	select CPU_V7A
+
+source "board/hpe/gxp/Kconfig"
+
+endif
diff --git a/arch/arm/mach-hpe/gxp/Makefile b/arch/arm/mach-hpe/gxp/Makefile
new file mode 100644
index 00000000000..f3cc6684b89
--- /dev/null
+++ b/arch/arm/mach-hpe/gxp/Makefile
@@ -0,0 +1 @@
+obj-y += reset.o
diff --git a/arch/arm/mach-hpe/gxp/reset.c b/arch/arm/mach-hpe/gxp/reset.c
new file mode 100644
index 00000000000..ce018a35d94
--- /dev/null
+++ b/arch/arm/mach-hpe/gxp/reset.c
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * GXP driver
+ *
+ * (C) Copyright 2022 Hewlett Packard Enterprise Development LP.
+ * Author: Nick Hawkins <nick.hawkins@hpe.com>
+ * Author: Jean-Marie Verdun <verdun@hpe.com>
+ */
+
+#include <asm/io.h>
+
+#define GXP_CCR	0xc0000000
+
+/* empty to satisfy current lowlevel_init, can be removed any time */
+void lowlevel_init(void)
+{
+}
+
+void reset_cpu(ulong ignored)
+{
+	writel(1, GXP_CCR);
+
+	while (1)
+		;	/* loop forever till reset */
+}