[cip-dev] [PATCH 4/6] ARM: shmobile: r8a7743: basic SoC support

Biju Das
2017-07-12T09:21:09Z

From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

Add minimal support for the RZ/G1M (R8A7743) SoC.

Based on the original (and large) patch by Dmitry Shifrin
<dmitry.shifrin@cogentembedded.com>.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit e920565a1cc4a352719b42ba5e83d952a9a26507)
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
---
Documentation/devicetree/bindings/arm/shmobile.txt | 2 ++
arch/arm/mach-shmobile/Kconfig | 4 +++
arch/arm/mach-shmobile/Makefile | 1 +
arch/arm/mach-shmobile/setup-r8a7743.c | 34 ++++++++++++++++++++++
4 files changed, 41 insertions(+)
create mode 100644 arch/arm/mach-shmobile/setup-r8a7743.c

diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt
index 40bb9007..07b5818 100644
--- a/Documentation/devicetree/bindings/arm/shmobile.txt
+++ b/Documentation/devicetree/bindings/arm/shmobile.txt
@@ -13,6 +13,8 @@ SoCs:
compatible = "renesas,r8a73a4"
- R-Mobile A1 (R8A77400)
compatible = "renesas,r8a7740"
+ - RZ/G1M (R8A77430)
+ compatible = "renesas,r8a7743"
- R-Car M1A (R8A77781)
compatible = "renesas,r8a7778"
- R-Car H1 (R8A77790)
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 88734a5..09929a3 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -64,6 +64,10 @@ config ARCH_R8A7740
select ARCH_RMOBILE
select RENESAS_INTC_IRQPIN

+config ARCH_R8A7743
+ bool "RZ/G1M (R8A77430)"
+ select ARCH_RCAR_GEN2
+
config ARCH_R8A7778
bool "R-Car M1A (R8A77781)"
select ARCH_RCAR_GEN1
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index a65c80ac..2db5912 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -9,6 +9,7 @@ obj-y := timer.o
obj-$(CONFIG_ARCH_SH73A0) += setup-sh73a0.o
obj-$(CONFIG_ARCH_R8A73A4) += setup-r8a73a4.o
obj-$(CONFIG_ARCH_R8A7740) += setup-r8a7740.o
+obj-$(CONFIG_ARCH_R8A7743) += setup-r8a7743.o
obj-$(CONFIG_ARCH_R8A7778) += setup-r8a7778.o
obj-$(CONFIG_ARCH_R8A7779) += setup-r8a7779.o pm-r8a7779.o
obj-$(CONFIG_ARCH_R8A7790) += setup-r8a7790.o
diff --git a/arch/arm/mach-shmobile/setup-r8a7743.c b/arch/arm/mach-shmobile/setup-r8a7743.c
new file mode 100644
index 0000000..a7ecb82
--- /dev/null
+++ b/arch/arm/mach-shmobile/setup-r8a7743.c
@@ -0,0 +1,34 @@
+/*
+ * r8a7743 processor support
+ *
+ * Copyright (C) 2016 Cogent Embedded, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation; of the License.
+ *
+ * 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 <linux/init.h>
+
+#include <asm/mach/arch.h>
+
+#include "common.h"
+#include "rcar-gen2.h"
+
+static const char * const r8a7743_boards_compat_dt[] __initconst = {
+ "renesas,r8a7743",
+ NULL,
+};
+
+DT_MACHINE_START(R8A7743_DT, "Generic R8A7743 (Flattened Device Tree)")
+ .init_early = shmobile_init_delay,
+ .init_time = rcar_gen2_timer_init,
+ .init_late = shmobile_init_late,
+ .reserve = rcar_gen2_reserve,
+ .dt_compat = r8a7743_boards_compat_dt,
+MACHINE_END
--
1.9.1