sh: RSK+ 7203 board support.

This adds initial support for the RTE RSK+ SH7203 board.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

5 files changed, 133 insertions, 0 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 8879938f335..83495882778 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -477,6 +477,10 @@ config SH_RTS7751R2D
 	  Select RTS7751R2D if configuring for a Renesas Technology
 	  Sales SH-Graphics board.
 
+config SH_RSK7203
+	bool "RSK7203"
+	depends on CPU_SUBTYPE_SH7203
+
 config SH_SDK7780
 	bool "SDK7780R3"
 	depends on CPU_SUBTYPE_SH7780
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index fb7b1b15e39..c97a779c36e 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -121,6 +121,7 @@ machdir-$(CONFIG_SH_HIGHLANDER)			+= renesas/r7780rp
 machdir-$(CONFIG_SH_MIGOR)			+= renesas/migor
 machdir-$(CONFIG_SH_SDK7780)			+= renesas/sdk7780
 machdir-$(CONFIG_SH_X3PROTO)			+= renesas/x3proto
+machdir-$(CONFIG_SH_RSK7203)			+= renesas/rsk7203
 machdir-$(CONFIG_SH_SH4202_MICRODEV)		+= superh/microdev
 machdir-$(CONFIG_SH_LANDISK)			+= landisk
 machdir-$(CONFIG_SH_TITAN)			+= titan
diff --git a/arch/sh/boards/renesas/rsk7203/Makefile b/arch/sh/boards/renesas/rsk7203/Makefile
new file mode 100644
index 00000000000..f663768429f
--- /dev/null
+++ b/arch/sh/boards/renesas/rsk7203/Makefile
@@ -0,0 +1 @@
+obj-y	:= setup.o
diff --git a/arch/sh/boards/renesas/rsk7203/setup.c b/arch/sh/boards/renesas/rsk7203/setup.c
new file mode 100644
index 00000000000..0bbda04b03b
--- /dev/null
+++ b/arch/sh/boards/renesas/rsk7203/setup.c
@@ -0,0 +1,126 @@
+/*
+ * Renesas Technology Europe RSK+ 7203 Support.
+ *
+ * Copyright (C) 2008 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/map.h>
+#include <asm/machvec.h>
+#include <asm/io.h>
+
+static struct resource smc911x_resources[] = {
+	[0] = {
+		.start		= 0x24000000,
+		.end		= 0x24000000 + 0x100,
+		.flags		= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start		= 64,
+		.end		= 64,
+		.flags		= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device smc911x_device = {
+	.name		= "smc911x",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(smc911x_resources),
+	.resource	= smc911x_resources,
+};
+
+static const char *probes[] = { "cmdlinepart", NULL };
+
+static struct mtd_partition *parsed_partitions;
+
+static struct mtd_partition rsk7203_partitions[] = {
+	{
+		.name		= "Bootloader",
+		.offset		= 0x00000000,
+		.size		= 0x00040000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "Kernel",
+		.offset		= MTDPART_OFS_NXTBLK,
+		.size		= 0x001c0000,
+	}, {
+		.name		= "Flash_FS",
+		.offset		= MTDPART_OFS_NXTBLK,
+		.size		= MTDPART_SIZ_FULL,
+	}
+};
+
+static struct physmap_flash_data flash_data = {
+	.width		= 2,
+};
+
+static struct resource flash_resource = {
+	.start		= 0x20000000,
+	.end		= 0x20400000,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+	.name		= "physmap-flash",
+	.id		= -1,
+	.resource	= &flash_resource,
+	.num_resources	= 1,
+	.dev		= {
+		.platform_data = &flash_data,
+	},
+};
+
+static struct mtd_info *flash_mtd;
+
+static struct map_info rsk7203_flash_map = {
+	.name		= "RSK+ Flash",
+	.size		= 0x400000,
+	.bankwidth	= 2,
+};
+
+static void __init set_mtd_partitions(void)
+{
+	int nr_parts = 0;
+
+	simple_map_init(&rsk7203_flash_map);
+	flash_mtd = do_map_probe("cfi_probe", &rsk7203_flash_map);
+	nr_parts = parse_mtd_partitions(flash_mtd, probes,
+					&parsed_partitions, 0);
+	/* If there is no partition table, used the hard coded table */
+	if (nr_parts <= 0) {
+		flash_data.parts = rsk7203_partitions;
+		flash_data.nr_parts = ARRAY_SIZE(rsk7203_partitions);
+	} else {
+		flash_data.nr_parts = nr_parts;
+		flash_data.parts = parsed_partitions;
+	}
+}
+
+
+static struct platform_device *rsk7203_devices[] __initdata = {
+	&smc911x_device,
+	&flash_device,
+};
+
+static int __init rsk7203_devices_setup(void)
+{
+	set_mtd_partitions();
+	return platform_add_devices(rsk7203_devices,
+				    ARRAY_SIZE(rsk7203_devices));
+}
+device_initcall(rsk7203_devices_setup);
+
+/*
+ * The Machine Vector
+ */
+static struct sh_machine_vector mv_rsk7203 __initmv = {
+	.mv_name        = "RSK+7203",
+};
diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types
index 1bba7d36be9..1ae9fefed0f 100644
--- a/arch/sh/tools/mach-types
+++ b/arch/sh/tools/mach-types
@@ -46,3 +46,4 @@ R2D_1			RTS7751R2D_1
 CAYMAN			SH_CAYMAN
 SDK7780			SH_SDK7780
 MIGOR			SH_MIGOR
+RSK7203			SH_RSK7203