sh: RSK+ 7203 board support.
Paul Mundt [Mon, 19 May 2008 07:47:56 +0000 (16:47 +0900)]
This adds initial support for the RTE RSK+ SH7203 board.

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

arch/sh/Kconfig
arch/sh/Makefile
arch/sh/boards/renesas/rsk7203/Makefile [new file with mode: 0644]
arch/sh/boards/renesas/rsk7203/setup.c [new file with mode: 0644]
arch/sh/tools/mach-types

index 8879938..8349588 100644 (file)
@@ -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
index fb7b1b1..c97a779 100644 (file)
@@ -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 (file)
index 0000000..f663768
--- /dev/null
@@ -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 (file)
index 0000000..0bbda04
--- /dev/null
@@ -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",
+};
index 1bba7d3..1ae9fef 100644 (file)
@@ -46,3 +46,4 @@ R2D_1                 RTS7751R2D_1
 CAYMAN                 SH_CAYMAN
 SDK7780                        SH_SDK7780
 MIGOR                  SH_MIGOR
+RSK7203                        SH_RSK7203