ARM: shmobile: Initial r8a7790 Lager board support

Lager base board support making use of 2 GiB of memory,
the r8a7790 SoC with the SCIF0 serial port and CA15 with
ARM architected timer.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

5 files changed, 87 insertions, 1 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a99b0f7baa72..47b6be7cf1e8 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -138,6 +138,7 @@ dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \
         r8a7740-armadillo800eva.dtb \
         r8a7778-bockw.dtb \
         r8a7779-marzen-reference.dtb \
+        r8a7790-lager.dtb \
         sh73a0-kzm9g.dtb \
         sh73a0-kzm9g-reference.dtb \
         r8a73a4-ape6evm.dtb \
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
new file mode 100644
index 000000000000..09a84fce89d6
--- /dev/null
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -0,0 +1,31 @@
+/*
+ * Device Tree Source for the Lager board
+ *
+ * Copyright (C) 2013 Renesas Solutions Corp.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+/dts-v1/;
+/include/ "r8a7790.dtsi"
+
+/ {
+        model = "Lager";
+        compatible = "renesas,lager", "renesas,r8a7790";
+
+        chosen {
+                bootargs = "console=ttySC6,115200 ignore_loglevel";
+        };
+
+        memory@40000000 {
+                device_type = "memory";
+                reg = <0 0x40000000 0 0x80000000>;
+        };
+
+        lbsc {
+                #address-cells = <1>;
+                #size-cells = <1>;
+        };
+};
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index c0da6afa8a51..549e05985745 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -154,6 +154,11 @@ config MACH_MARZEN_REFERENCE
 
            This is intended to aid developers
 
+config MACH_LAGER
+        bool "Lager board"
+        depends on ARCH_R8A7790
+        select USE_OF
+
 config MACH_KZM9D
         bool "KZM9D board"
         depends on ARCH_EMEV2
@@ -194,7 +199,8 @@ config MEMORY_START
         hex "Physical memory start address"
         default "0x40000000" if MACH_AP4EVB || MACH_AG5EVM || \
                                 MACH_MACKEREL || MACH_BONITO || \
-                                MACH_ARMADILLO800EVA || MACH_APE6EVM
+                                MACH_ARMADILLO800EVA || MACH_APE6EVM || \
+                                MACH_LAGER
         default "0x41000000" if MACH_KOTA2
         default "0x00000000"
         ---help---
@@ -204,6 +210,7 @@ config MEMORY_START
 
 config MEMORY_SIZE
         hex "Physical memory size"
+        default "0x80000000" if MACH_LAGER
         default "0x40000000" if MACH_APE6EVM
         default "0x20000000" if MACH_AG5EVM || MACH_BONITO || \
                                 MACH_ARMADILLO800EVA
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index ec2524e43a47..068f1dadc46b 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -44,6 +44,7 @@ obj-$(CONFIG_MACH_BONITO)	+= board-bonito.o
 obj-$(CONFIG_MACH_BOCKW)        += board-bockw.o
 obj-$(CONFIG_MACH_MARZEN)       += board-marzen.o
 obj-$(CONFIG_MACH_MARZEN_REFERENCE)     += board-marzen-reference.o
+obj-$(CONFIG_MACH_LAGER)        += board-lager.o
 obj-$(CONFIG_MACH_ARMADILLO800EVA)      += board-armadillo800eva.o
 obj-$(CONFIG_MACH_KZM9D)        += board-kzm9d.o
 obj-$(CONFIG_MACH_KZM9G)        += board-kzm9g.o
diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c
new file mode 100644
index 000000000000..ea6f9e5d3500
--- /dev/null
+++ b/arch/arm/mach-shmobile/board-lager.c
@@ -0,0 +1,46 @@
+/*
+ * Lager board support
+ *
+ * Copyright (C) 2013  Renesas Solutions Corp.
+ * Copyright (C) 2013  Magnus Damm
+ *
+ * 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; version 2 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <linux/interrupt.h>
+#include <linux/irqchip.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <mach/common.h>
+#include <mach/r8a7790.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+static void __init lager_add_standard_devices(void)
+{
+        r8a7790_clock_init();
+        r8a7790_add_standard_devices();
+}
+
+static const char *lager_boards_compat_dt[] __initdata = {
+        "renesas,lager",
+        NULL,
+};
+
+DT_MACHINE_START(LAGER_DT, "lager")
+        .init_irq       = irqchip_init,
+        .init_time      = shmobile_timer_init,
+        .init_machine   = lager_add_standard_devices,
+        .dt_compat      = lager_boards_compat_dt,
+MACHINE_END