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[MIPS] WGT634U: Register MTD as platform device.

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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Aurelien Jarno 2008-02-07 03:17:16 +01:00 committed by Ralf Baechle
parent e8248d6fe7
commit 0788150e63
1 changed files with 66 additions and 3 deletions
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69
arch/mips/bcm47xx/wgt634u.c
View file

@ -9,6 +9,7 @@
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/leds.h>
#include <linux/mtd/physmap.h>
#include <linux/ssb/ssb.h>
#include <asm/mach-bcm47xx/bcm47xx.h>
@ -43,6 +44,61 @@ static struct platform_device wgt634u_gpio_leds = {
}
};
/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U
firmware. */
static struct mtd_partition wgt634u_partitions[] = {
{
.name = "cfe",
.offset = 0,
.size = 0x60000, /* 384k */
.mask_flags = MTD_WRITEABLE /* force read-only */
},
{
.name = "config",
.offset = 0x60000,
.size = 0x20000 /* 128k */
},
{
.name = "linux",
.offset = 0x80000,
.size = 0x140000 /* 1280k */
},
{
.name = "jffs",
.offset = 0x1c0000,
.size = 0x620000 /* 6272k */
},
{
.name = "nvram",
.offset = 0x7e0000,
.size = 0x20000 /* 128k */
},
};
static struct physmap_flash_data wgt634u_flash_data = {
.parts = wgt634u_partitions,
.nr_parts = ARRAY_SIZE(wgt634u_partitions)
};
static struct resource wgt634u_flash_resource = {
.flags = IORESOURCE_MEM,
};
static struct platform_device wgt634u_flash = {
.name = "physmap-flash",
.id = 0,
.dev = { .platform_data = &wgt634u_flash_data, },
.resource = &wgt634u_flash_resource,
.num_resources = 1,
};
/* Platform devices */
static struct platform_device *wgt634u_devices[] __initdata = {
&wgt634u_flash,
&wgt634u_gpio_leds,
};
static int __init wgt634u_init(void)
{
/* There is no easy way to detect that we are running on a WGT634U
@ -54,9 +110,16 @@ static int __init wgt634u_init(void)
if (et0mac[0] == 0x00 &&
((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
(et0mac[1] == 0x0f && et0mac[2] == 0xb5)))
return platform_device_register(&wgt634u_gpio_leds);
else
(et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
wgt634u_flash_data.width = mcore->flash_buswidth;
wgt634u_flash_resource.start = mcore->flash_window;
wgt634u_flash_resource.end = mcore->flash_window
+ mcore->flash_window_size
- 1;
return platform_add_devices(wgt634u_devices,
ARRAY_SIZE(wgt634u_devices));
} else
return -ENODEV;
}