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Diffstat (limited to 'arch/sh/boards/board-rsk7203.c')
-rw-r--r-- | arch/sh/boards/board-rsk7203.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/arch/sh/boards/board-rsk7203.c b/arch/sh/boards/board-rsk7203.c new file mode 100644 index 000000000000..ffbedc59a973 --- /dev/null +++ b/arch/sh/boards/board-rsk7203.c @@ -0,0 +1,136 @@ +/* + * 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/interrupt.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/map.h> +#include <linux/smc911x.h> +#include <asm/machvec.h> +#include <asm/io.h> + +static struct smc911x_platdata smc911x_info = { + .flags = SMC911X_USE_16BIT, + .irq_flags = IRQF_TRIGGER_LOW, +}; + +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, + .dev = { + .platform_data = &smc911x_info, + }, +}; + +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", +}; |