ARM: shmobile: Add basic RZ/A2 SoC support

Add the RZ/A2 SoC to the Renesas SoC collection.

Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

3 files changed, 34 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index aeb2eed08598..94e9431d92b8 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -55,6 +55,12 @@ config ARCH_R7S72100
         select SYS_SUPPORTS_SH_MTU2
         select RENESAS_OSTM
 
+config ARCH_R7S9210
+        bool "RZ/A2 (R7S9210)"
+        select PM
+        select PM_GENERIC_DOMAINS
+        select RENESAS_OSTM
+
 config ARCH_R8A73A4
         bool "R-Mobile APE6 (R8A73A40)"
         select ARCH_RMOBILE
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index b33dc59d8698..5591646cb9bb 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_ARCH_R8A7778)	+= setup-r8a7778.o
 obj-$(CONFIG_ARCH_R8A7779)      += setup-r8a7779.o
 obj-$(CONFIG_ARCH_EMEV2)        += setup-emev2.o
 obj-$(CONFIG_ARCH_R7S72100)     += setup-r7s72100.o
+obj-$(CONFIG_ARCH_R7S9210)      += setup-r7s9210.o
 
 # CPU reset vector handling objects
 cpu-y                           := platsmp.o headsmp.o
diff --git a/arch/arm/mach-shmobile/setup-r7s9210.c b/arch/arm/mach-shmobile/setup-r7s9210.c
new file mode 100644
index 000000000000..573fb9955e7e
--- /dev/null
+++ b/arch/arm/mach-shmobile/setup-r7s9210.c
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * r7s9210 processor support
+ *
+ * Copyright (C) 2018  Renesas Electronics Corporation
+ * Copyright (C) 2018  Chris Brandt
+ *
+ */
+
+#include <linux/kernel.h>
+
+#include <asm/mach/arch.h>
+
+#include "common.h"
+
+static const char *const r7s9210_boards_compat_dt[] __initconst = {
+        "renesas,r7s9210",
+        NULL,
+};
+
+DT_MACHINE_START(R7S72100_DT, "Generic R7S9210 (Flattened Device Tree)")
+        .l2c_aux_val    = 0,
+        .l2c_aux_mask   = ~0,
+        .init_early     = shmobile_init_delay,
+        .init_late      = shmobile_init_late,
+        .dt_compat      = r7s9210_boards_compat_dt,
+MACHINE_END