Commit | Line | Data |
---|---|---|
d6a3b51a RM |
1 | /* |
2 | * Broadcom specific AMBA | |
3 | * ChipCommon parallel flash | |
4 | * | |
5 | * Licensed under the GNU/GPL. See COPYING for details. | |
6 | */ | |
7 | ||
8 | #include "bcma_private.h" | |
9 | ||
10 | #include <linux/bcma/bcma.h> | |
11 | #include <linux/mtd/physmap.h> | |
12 | #include <linux/platform_device.h> | |
13 | ||
14 | static const char * const part_probes[] = { "bcm47xxpart", NULL }; | |
15 | ||
16 | static struct physmap_flash_data bcma_pflash_data = { | |
17 | .part_probe_types = part_probes, | |
18 | }; | |
19 | ||
20 | static struct resource bcma_pflash_resource = { | |
21 | .name = "bcma_pflash", | |
22 | .flags = IORESOURCE_MEM, | |
23 | }; | |
24 | ||
25 | struct platform_device bcma_pflash_dev = { | |
26 | .name = "physmap-flash", | |
27 | .dev = { | |
28 | .platform_data = &bcma_pflash_data, | |
29 | }, | |
30 | .resource = &bcma_pflash_resource, | |
31 | .num_resources = 1, | |
32 | }; | |
33 | ||
34 | int bcma_pflash_init(struct bcma_drv_cc *cc) | |
35 | { | |
36 | struct bcma_pflash *pflash = &cc->pflash; | |
37 | ||
38 | pflash->present = true; | |
39 | ||
40 | if (!(bcma_read32(cc->core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS)) | |
41 | bcma_pflash_data.width = 1; | |
42 | else | |
43 | bcma_pflash_data.width = 2; | |
44 | ||
45 | bcma_pflash_resource.start = BCMA_SOC_FLASH2; | |
46 | bcma_pflash_resource.end = BCMA_SOC_FLASH2 + BCMA_SOC_FLASH2_SZ; | |
47 | ||
48 | return 0; | |
49 | } |