diff options
Diffstat (limited to 'drivers/ssb')
| -rw-r--r-- | drivers/ssb/driver_chipcommon_sflash.c | 34 | ||||
| -rw-r--r-- | drivers/ssb/main.c | 8 | ||||
| -rw-r--r-- | drivers/ssb/pcihost_wrapper.c | 2 | ||||
| -rw-r--r-- | drivers/ssb/sprom.c | 2 | ||||
| -rw-r--r-- | drivers/ssb/ssb_private.h | 4 |
5 files changed, 44 insertions, 6 deletions
diff --git a/drivers/ssb/driver_chipcommon_sflash.c b/drivers/ssb/driver_chipcommon_sflash.c index 720665ca2bb1..e84cf04f4416 100644 --- a/drivers/ssb/driver_chipcommon_sflash.c +++ b/drivers/ssb/driver_chipcommon_sflash.c @@ -9,6 +9,19 @@ #include "ssb_private.h" +static struct resource ssb_sflash_resource = { + .name = "ssb_sflash", + .start = SSB_FLASH2, + .end = 0, + .flags = IORESOURCE_MEM | IORESOURCE_READONLY, +}; + +struct platform_device ssb_sflash_dev = { + .name = "ssb_sflash", + .resource = &ssb_sflash_resource, + .num_resources = 1, +}; + struct ssb_sflash_tbl_e { char *name; u32 id; @@ -16,7 +29,7 @@ struct ssb_sflash_tbl_e { u16 numblocks; }; -static struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = { +static const struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = { { "M25P20", 0x11, 0x10000, 4, }, { "M25P40", 0x12, 0x10000, 8, }, @@ -27,7 +40,7 @@ static struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = { { 0 }, }; -static struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = { +static const struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = { { "SST25WF512", 1, 0x1000, 16, }, { "SST25VF512", 0x48, 0x1000, 16, }, { "SST25WF010", 2, 0x1000, 32, }, @@ -45,7 +58,7 @@ static struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = { { 0 }, }; -static struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = { +static const struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = { { "AT45DB011", 0xc, 256, 512, }, { "AT45DB021", 0x14, 256, 1024, }, { "AT45DB041", 0x1c, 256, 2048, }, @@ -73,7 +86,8 @@ static void ssb_sflash_cmd(struct ssb_chipcommon *cc, u32 opcode) /* Initialize serial flash access */ int ssb_sflash_init(struct ssb_chipcommon *cc) { - struct ssb_sflash_tbl_e *e; + struct ssb_sflash *sflash = &cc->dev->bus->mipscore.sflash; + const struct ssb_sflash_tbl_e *e; u32 id, id2; switch (cc->capabilities & SSB_CHIPCO_CAP_FLASHT) { @@ -131,9 +145,21 @@ int ssb_sflash_init(struct ssb_chipcommon *cc) return -ENOTSUPP; } + sflash->window = SSB_FLASH2; + sflash->blocksize = e->blocksize; + sflash->numblocks = e->numblocks; + sflash->size = sflash->blocksize * sflash->numblocks; + sflash->present = true; + pr_info("Found %s serial flash (blocksize: 0x%X, blocks: %d)\n", e->name, e->blocksize, e->numblocks); + /* Prepare platform device, but don't register it yet. It's too early, + * malloc (required by device_private_init) is not available yet. */ + ssb_sflash_dev.resource[0].end = ssb_sflash_dev.resource[0].start + + sflash->size; + ssb_sflash_dev.dev.platform_data = sflash; + pr_err("Serial flash support is not implemented yet!\n"); return -ENOTSUPP; diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index 812775a4bfb6..e55ddf7cd7c2 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -553,6 +553,14 @@ static int ssb_devices_register(struct ssb_bus *bus) } #endif +#ifdef CONFIG_SSB_SFLASH + if (bus->mipscore.sflash.present) { + err = platform_device_register(&ssb_sflash_dev); + if (err) + pr_err("Error registering serial flash\n"); + } +#endif + return 0; error: /* Unwind the already registered devices. */ diff --git a/drivers/ssb/pcihost_wrapper.c b/drivers/ssb/pcihost_wrapper.c index 32ed1fa4a82e..69161bbc4d0b 100644 --- a/drivers/ssb/pcihost_wrapper.c +++ b/drivers/ssb/pcihost_wrapper.c @@ -38,7 +38,7 @@ static int ssb_pcihost_resume(struct pci_dev *dev) struct ssb_bus *ssb = pci_get_drvdata(dev); int err; - pci_set_power_state(dev, 0); + pci_set_power_state(dev, PCI_D0); err = pci_enable_device(dev); if (err) return err; diff --git a/drivers/ssb/sprom.c b/drivers/ssb/sprom.c index a3b23644b0fb..e753fbe302a7 100644 --- a/drivers/ssb/sprom.c +++ b/drivers/ssb/sprom.c @@ -54,7 +54,7 @@ static int hex2sprom(u16 *sprom, const char *dump, size_t len, while (cnt < sprom_size_words) { memcpy(tmp, dump, 4); dump += 4; - err = strict_strtoul(tmp, 16, &parsed); + err = kstrtoul(tmp, 16, &parsed); if (err) return err; sprom[cnt++] = swab16((u16)parsed); diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h index 4671f17f09af..eb507a50a564 100644 --- a/drivers/ssb/ssb_private.h +++ b/drivers/ssb/ssb_private.h @@ -243,6 +243,10 @@ static inline int ssb_sflash_init(struct ssb_chipcommon *cc) extern struct platform_device ssb_pflash_dev; #endif +#ifdef CONFIG_SSB_SFLASH +extern struct platform_device ssb_sflash_dev; +#endif + #ifdef CONFIG_SSB_DRIVER_EXTIF extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks); extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms); |