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author | Frederic Weisbecker | 2009-10-18 01:09:09 +0200 |
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committer | Frederic Weisbecker | 2009-10-18 01:12:33 +0200 |
commit | 0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch) | |
tree | 94a8d419a470a4f9852ca397bb9bbe48db92ff5c /arch/frv/mb93090-mb00/flash.c | |
parent | Merge branch 'linus' into tracing/hw-breakpoints (diff) | |
parent | perf tools: Move dereference after NULL test (diff) | |
download | kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.gz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.xz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.zip |
Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts:
kernel/Makefile
kernel/trace/Makefile
kernel/trace/trace.h
samples/Makefile
Merge reason: We need to be uptodate with the perf events development
branch because we plan to rewrite the breakpoints API on top of
perf events.
Diffstat (limited to 'arch/frv/mb93090-mb00/flash.c')
-rw-r--r-- | arch/frv/mb93090-mb00/flash.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/frv/mb93090-mb00/flash.c b/arch/frv/mb93090-mb00/flash.c new file mode 100644 index 000000000000..c0e3707c2299 --- /dev/null +++ b/arch/frv/mb93090-mb00/flash.c @@ -0,0 +1,90 @@ +/* Flash mappings for the MB93090-MB00 motherboard + * + * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> + +#define MB93090_BOOTROM_ADDR 0xFF000000 /* Boot ROM */ +#define MB93090_BOOTROM_SIZE (2 * 1024 * 1024) +#define MB93090_USERROM_ADDR 0xFF200000 /* User ROM */ +#define MB93090_USERROM_SIZE (2 * 1024 * 1024) + +/* + * default MTD partition table for both main flash devices, expected to be + * overridden by RedBoot + */ +static struct mtd_partition mb93090_partitions[] = { + { + .name = "Filesystem", + .size = MTDPART_SIZ_FULL, + .offset = 0, + } +}; + +/* + * Definition of the MB93090 Boot ROM (on the CPU card) + */ +static struct physmap_flash_data mb93090_bootrom_data = { + .width = 2, + .nr_parts = 2, + .parts = mb93090_partitions, +}; + +static struct resource mb93090_bootrom_resource = { + .start = MB93090_BOOTROM_ADDR, + .end = MB93090_BOOTROM_ADDR + MB93090_BOOTROM_SIZE - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device mb93090_bootrom = { + .name = "physmap-flash", + .id = 0, + .dev.platform_data = &mb93090_bootrom_data, + .num_resources = 1, + .resource = &mb93090_bootrom_resource, +}; + +/* + * Definition of the MB93090 User ROM definition (on the motherboard) + */ +static struct physmap_flash_data mb93090_userrom_data = { + .width = 2, + .nr_parts = 2, + .parts = mb93090_partitions, +}; + +static struct resource mb93090_userrom_resource = { + .start = MB93090_USERROM_ADDR, + .end = MB93090_USERROM_ADDR + MB93090_USERROM_SIZE - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device mb93090_userrom = { + .name = "physmap-flash", + .id = 1, + .dev.platform_data = &mb93090_userrom_data, + .num_resources = 1, + .resource = &mb93090_userrom_resource, +}; + +/* + * register the MB93090 flashes + */ +static int __init mb93090_mtd_init(void) +{ + platform_device_register(&mb93090_bootrom); + platform_device_register(&mb93090_userrom); + return 0; +} + +module_init(mb93090_mtd_init); |