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path: root/drivers/ssb/scan.c
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Diffstat (limited to 'drivers/ssb/scan.c')
-rw-r--r--drivers/ssb/scan.c75
1 files changed, 48 insertions, 27 deletions
diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c
index 63ee5cfbefb..b9429df583e 100644
--- a/drivers/ssb/scan.c
+++ b/drivers/ssb/scan.c
@@ -2,7 +2,7 @@
* Sonics Silicon Backplane
* Bus scanning
*
- * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2005-2007 Michael Buesch <m@bues.ch>
* Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
* Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
* Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
@@ -17,8 +17,6 @@
#include <linux/pci.h>
#include <linux/io.h>
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
@@ -92,6 +90,8 @@ const char *ssb_core_name(u16 coreid)
return "ARM 1176";
case SSB_DEV_ARM_7TDMI:
return "ARM 7TDMI";
+ case SSB_DEV_ARM_CM3:
+ return "ARM Cortex M3";
}
return "UNKNOWN";
}
@@ -125,8 +125,7 @@ static u16 pcidev_to_chipid(struct pci_dev *pci_dev)
chipid_fallback = 0x4401;
break;
default:
- ssb_printk(KERN_ERR PFX
- "PCI-ID not in fallback list\n");
+ ssb_err("PCI-ID not in fallback list\n");
}
return chipid_fallback;
@@ -152,8 +151,7 @@ static u8 chipid_to_nrcores(u16 chipid)
case 0x4704:
return 9;
default:
- ssb_printk(KERN_ERR PFX
- "CHIPID not in nrcores fallback list\n");
+ ssb_err("CHIPID not in nrcores fallback list\n");
}
return 1;
@@ -162,6 +160,8 @@ static u8 chipid_to_nrcores(u16 chipid)
static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
u16 offset)
{
+ u32 lo, hi;
+
switch (bus->bustype) {
case SSB_BUSTYPE_SSB:
offset += current_coreidx * SSB_CORE_SIZE;
@@ -174,7 +174,12 @@ static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
offset -= 0x800;
} else
ssb_pcmcia_switch_segment(bus, 0);
- break;
+ lo = readw(bus->mmio + offset);
+ hi = readw(bus->mmio + offset + 2);
+ return lo | (hi << 16);
+ case SSB_BUSTYPE_SDIO:
+ offset += current_coreidx * SSB_CORE_SIZE;
+ return ssb_sdio_scan_read32(bus, offset);
}
return readl(bus->mmio + offset);
}
@@ -188,6 +193,8 @@ static int scan_switchcore(struct ssb_bus *bus, u8 coreidx)
return ssb_pci_switch_coreidx(bus, coreidx);
case SSB_BUSTYPE_PCMCIA:
return ssb_pcmcia_switch_coreidx(bus, coreidx);
+ case SSB_BUSTYPE_SDIO:
+ return ssb_sdio_scan_switch_coreidx(bus, coreidx);
}
return 0;
}
@@ -206,6 +213,8 @@ void ssb_iounmap(struct ssb_bus *bus)
SSB_BUG_ON(1); /* Can't reach this code. */
#endif
break;
+ case SSB_BUSTYPE_SDIO:
+ break;
}
bus->mmio = NULL;
bus->mapped_device = NULL;
@@ -230,6 +239,10 @@ static void __iomem *ssb_ioremap(struct ssb_bus *bus,
SSB_BUG_ON(1); /* Can't reach this code. */
#endif
break;
+ case SSB_BUSTYPE_SDIO:
+ /* Nothing to ioremap in the SDIO case, just fake it */
+ mmio = (void __iomem *)baseaddr;
+ break;
}
return mmio;
@@ -245,7 +258,10 @@ static int we_support_multiple_80211_cores(struct ssb_bus *bus)
#ifdef CONFIG_SSB_PCIHOST
if (bus->bustype == SSB_BUSTYPE_PCI) {
if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
- bus->host_pci->device == 0x4324)
+ ((bus->host_pci->device == 0x4313) ||
+ (bus->host_pci->device == 0x431A) ||
+ (bus->host_pci->device == 0x4321) ||
+ (bus->host_pci->device == 0x4324)))
return 1;
}
#endif /* CONFIG_SSB_PCIHOST */
@@ -294,8 +310,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
} else {
if (bus->bustype == SSB_BUSTYPE_PCI) {
bus->chip_id = pcidev_to_chipid(bus->host_pci);
- pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
- &bus->chip_rev);
+ bus->chip_rev = bus->host_pci->revision;
bus->chip_package = 0;
} else {
bus->chip_id = 0x4710;
@@ -303,12 +318,13 @@ int ssb_bus_scan(struct ssb_bus *bus,
bus->chip_package = 0;
}
}
+ ssb_info("Found chip with id 0x%04X, rev 0x%02X and package 0x%02X\n",
+ bus->chip_id, bus->chip_rev, bus->chip_package);
if (!bus->nr_devices)
bus->nr_devices = chipid_to_nrcores(bus->chip_id);
if (bus->nr_devices > ARRAY_SIZE(bus->devices)) {
- ssb_printk(KERN_ERR PFX
- "More than %d ssb cores found (%d)\n",
- SSB_MAX_NR_CORES, bus->nr_devices);
+ ssb_err("More than %d ssb cores found (%d)\n",
+ SSB_MAX_NR_CORES, bus->nr_devices);
goto err_unmap;
}
if (bus->bustype == SSB_BUSTYPE_SSB) {
@@ -339,7 +355,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
dev->bus = bus;
dev->ops = bus->ops;
- ssb_dprintk(KERN_INFO PFX
+ printk(KERN_DEBUG PFX
"Core %d found: %s "
"(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n",
i, ssb_core_name(dev->id.coreid),
@@ -350,8 +366,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
nr_80211_cores++;
if (nr_80211_cores > 1) {
if (!we_support_multiple_80211_cores(bus)) {
- ssb_dprintk(KERN_INFO PFX "Ignoring additional "
- "802.11 core\n");
+ ssb_dbg("Ignoring additional 802.11 core\n");
continue;
}
}
@@ -359,8 +374,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
case SSB_DEV_EXTIF:
#ifdef CONFIG_SSB_DRIVER_EXTIF
if (bus->extif.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple EXTIFs found\n");
+ ssb_warn("WARNING: Multiple EXTIFs found\n");
break;
}
bus->extif.dev = dev;
@@ -368,8 +382,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
break;
case SSB_DEV_CHIPCOMMON:
if (bus->chipco.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple ChipCommon found\n");
+ ssb_warn("WARNING: Multiple ChipCommon found\n");
break;
}
bus->chipco.dev = dev;
@@ -378,8 +391,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
case SSB_DEV_MIPS_3302:
#ifdef CONFIG_SSB_DRIVER_MIPS
if (bus->mipscore.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple MIPS cores found\n");
+ ssb_warn("WARNING: Multiple MIPS cores found\n");
break;
}
bus->mipscore.dev = dev;
@@ -392,21 +404,30 @@ int ssb_bus_scan(struct ssb_bus *bus,
/* Ignore PCI cores on PCI-E cards.
* Ignore PCI-E cores on PCI cards. */
if (dev->id.coreid == SSB_DEV_PCI) {
- if (bus->host_pci->is_pcie)
+ if (pci_is_pcie(bus->host_pci))
continue;
} else {
- if (!bus->host_pci->is_pcie)
+ if (!pci_is_pcie(bus->host_pci))
continue;
}
}
if (bus->pcicore.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple PCI(E) cores found\n");
+ ssb_warn("WARNING: Multiple PCI(E) cores found\n");
break;
}
bus->pcicore.dev = dev;
#endif /* CONFIG_SSB_DRIVER_PCICORE */
break;
+ case SSB_DEV_ETHERNET:
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
+ (bus->host_pci->device & 0xFF00) == 0x4300) {
+ /* This is a dangling ethernet core on a
+ * wireless device. Ignore it. */
+ continue;
+ }
+ }
+ break;
default:
break;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-11 02:03:42 +0000