diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.23/700-ssb-gigabit-ethernet-driver.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.23/700-ssb-gigabit-ethernet-driver.patch | 1226 |
1 files changed, 0 insertions, 1226 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.23/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.23/700-ssb-gigabit-ethernet-driver.patch deleted file mode 100644 index 9e308133cb..0000000000 --- a/target/linux/brcm47xx/patches-2.6.23/700-ssb-gigabit-ethernet-driver.patch +++ /dev/null @@ -1,1226 +0,0 @@ ---- a/drivers/ssb/Kconfig -+++ b/drivers/ssb/Kconfig -@@ -120,4 +120,13 @@ - - If unsure, say N - -+config SSB_DRIVER_GIGE -+ bool "SSB Broadcom Gigabit Ethernet driver" -+ depends on SSB_PCIHOST_POSSIBLE && SSB_EMBEDDED && MIPS -+ help -+ Driver for the Sonics Silicon Backplane attached -+ Broadcom Gigabit Ethernet. -+ -+ If unsure, say N -+ - endmenu ---- a/drivers/ssb/Makefile -+++ b/drivers/ssb/Makefile -@@ -11,6 +11,7 @@ - ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o - ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o - ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o -+ssb-$(CONFIG_SSB_DRIVER_GIGE) += driver_gige.o - - # b43 pci-ssb-bridge driver - # Not strictly a part of SSB, but kept here for convenience ---- /dev/null -+++ b/drivers/ssb/driver_gige.c -@@ -0,0 +1,294 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom Gigabit Ethernet core driver -+ * -+ * Copyright 2008, Broadcom Corporation -+ * Copyright 2008, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/ssb/ssb_driver_gige.h> -+#include <linux/pci.h> -+#include <linux/pci_regs.h> -+ -+ -+/* -+MODULE_DESCRIPTION("SSB Broadcom Gigabit Ethernet driver"); -+MODULE_AUTHOR("Michael Buesch"); -+MODULE_LICENSE("GPL"); -+*/ -+ -+static const struct ssb_device_id ssb_gige_tbl[] = { -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_ETHERNET_GBIT, SSB_ANY_REV), -+ SSB_DEVTABLE_END -+}; -+/* MODULE_DEVICE_TABLE(ssb, ssb_gige_tbl); */ -+ -+ -+static inline u8 gige_read8(struct ssb_gige *dev, u16 offset) -+{ -+ return ssb_read8(dev->dev, offset); -+} -+ -+static inline u16 gige_read16(struct ssb_gige *dev, u16 offset) -+{ -+ return ssb_read16(dev->dev, offset); -+} -+ -+static inline u32 gige_read32(struct ssb_gige *dev, u16 offset) -+{ -+ return ssb_read32(dev->dev, offset); -+} -+ -+static inline void gige_write8(struct ssb_gige *dev, -+ u16 offset, u8 value) -+{ -+ ssb_write8(dev->dev, offset, value); -+} -+ -+static inline void gige_write16(struct ssb_gige *dev, -+ u16 offset, u16 value) -+{ -+ ssb_write16(dev->dev, offset, value); -+} -+ -+static inline void gige_write32(struct ssb_gige *dev, -+ u16 offset, u32 value) -+{ -+ ssb_write32(dev->dev, offset, value); -+} -+ -+static inline -+u8 gige_pcicfg_read8(struct ssb_gige *dev, unsigned int offset) -+{ -+ BUG_ON(offset >= 256); -+ return gige_read8(dev, SSB_GIGE_PCICFG + offset); -+} -+ -+static inline -+u16 gige_pcicfg_read16(struct ssb_gige *dev, unsigned int offset) -+{ -+ BUG_ON(offset >= 256); -+ return gige_read16(dev, SSB_GIGE_PCICFG + offset); -+} -+ -+static inline -+u32 gige_pcicfg_read32(struct ssb_gige *dev, unsigned int offset) -+{ -+ BUG_ON(offset >= 256); -+ return gige_read32(dev, SSB_GIGE_PCICFG + offset); -+} -+ -+static inline -+void gige_pcicfg_write8(struct ssb_gige *dev, -+ unsigned int offset, u8 value) -+{ -+ BUG_ON(offset >= 256); -+ gige_write8(dev, SSB_GIGE_PCICFG + offset, value); -+} -+ -+static inline -+void gige_pcicfg_write16(struct ssb_gige *dev, -+ unsigned int offset, u16 value) -+{ -+ BUG_ON(offset >= 256); -+ gige_write16(dev, SSB_GIGE_PCICFG + offset, value); -+} -+ -+static inline -+void gige_pcicfg_write32(struct ssb_gige *dev, -+ unsigned int offset, u32 value) -+{ -+ BUG_ON(offset >= 256); -+ gige_write32(dev, SSB_GIGE_PCICFG + offset, value); -+} -+ -+static int ssb_gige_pci_read_config(struct pci_bus *bus, unsigned int devfn, -+ int reg, int size, u32 *val) -+{ -+ struct ssb_gige *dev = container_of(bus->ops, struct ssb_gige, pci_ops); -+ unsigned long flags; -+ -+ if ((PCI_SLOT(devfn) > 0) || (PCI_FUNC(devfn) > 0)) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ if (reg >= 256) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ -+ spin_lock_irqsave(&dev->lock, flags); -+ switch (size) { -+ case 1: -+ *val = gige_pcicfg_read8(dev, reg); -+ break; -+ case 2: -+ *val = gige_pcicfg_read16(dev, reg); -+ break; -+ case 4: -+ *val = gige_pcicfg_read32(dev, reg); -+ break; -+ default: -+ WARN_ON(1); -+ } -+ spin_unlock_irqrestore(&dev->lock, flags); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int ssb_gige_pci_write_config(struct pci_bus *bus, unsigned int devfn, -+ int reg, int size, u32 val) -+{ -+ struct ssb_gige *dev = container_of(bus->ops, struct ssb_gige, pci_ops); -+ unsigned long flags; -+ -+ if ((PCI_SLOT(devfn) > 0) || (PCI_FUNC(devfn) > 0)) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ if (reg >= 256) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ -+ spin_lock_irqsave(&dev->lock, flags); -+ switch (size) { -+ case 1: -+ gige_pcicfg_write8(dev, reg, val); -+ break; -+ case 2: -+ gige_pcicfg_write16(dev, reg, val); -+ break; -+ case 4: -+ gige_pcicfg_write32(dev, reg, val); -+ break; -+ default: -+ WARN_ON(1); -+ } -+ spin_unlock_irqrestore(&dev->lock, flags); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int ssb_gige_probe(struct ssb_device *sdev, const struct ssb_device_id *id) -+{ -+ struct ssb_gige *dev; -+ u32 base, tmslow, tmshigh; -+ -+ dev = kzalloc(sizeof(*dev), GFP_KERNEL); -+ if (!dev) -+ return -ENOMEM; -+ dev->dev = sdev; -+ -+ spin_lock_init(&dev->lock); -+ dev->pci_controller.pci_ops = &dev->pci_ops; -+ dev->pci_controller.io_resource = &dev->io_resource; -+ dev->pci_controller.mem_resource = &dev->mem_resource; -+ dev->pci_controller.io_map_base = 0x800; -+ dev->pci_ops.read = ssb_gige_pci_read_config; -+ dev->pci_ops.write = ssb_gige_pci_write_config; -+ -+ dev->io_resource.name = SSB_GIGE_IO_RES_NAME; -+ dev->io_resource.start = 0x800; -+ dev->io_resource.end = 0x8FF; -+ dev->io_resource.flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED; -+ -+ if (!ssb_device_is_enabled(sdev)) -+ ssb_device_enable(sdev, 0); -+ -+ /* Setup BAR0. This is a 64k MMIO region. */ -+ base = ssb_admatch_base(ssb_read32(sdev, SSB_ADMATCH1)); -+ gige_pcicfg_write32(dev, PCI_BASE_ADDRESS_0, base); -+ gige_pcicfg_write32(dev, PCI_BASE_ADDRESS_1, 0); -+ -+ dev->mem_resource.name = SSB_GIGE_MEM_RES_NAME; -+ dev->mem_resource.start = base; -+ dev->mem_resource.end = base + 0x10000 - 1; -+ dev->mem_resource.flags = IORESOURCE_MEM | IORESOURCE_PCI_FIXED; -+ -+ /* Enable the memory region. */ -+ gige_pcicfg_write16(dev, PCI_COMMAND, -+ gige_pcicfg_read16(dev, PCI_COMMAND) -+ | PCI_COMMAND_MEMORY); -+ -+ /* Write flushing is controlled by the Flush Status Control register. -+ * We want to flush every register write with a timeout and we want -+ * to disable the IRQ mask while flushing to avoid concurrency. -+ * Note that automatic write flushing does _not_ work from -+ * an IRQ handler. The driver must flush manually by reading a register. -+ */ -+ gige_write32(dev, SSB_GIGE_SHIM_FLUSHSTAT, 0x00000068); -+ -+ /* Check if we have an RGMII or GMII PHY-bus. -+ * On RGMII do not bypass the DLLs */ -+ tmslow = ssb_read32(sdev, SSB_TMSLOW); -+ tmshigh = ssb_read32(sdev, SSB_TMSHIGH); -+ if (tmshigh & SSB_GIGE_TMSHIGH_RGMII) { -+ tmslow &= ~SSB_GIGE_TMSLOW_TXBYPASS; -+ tmslow &= ~SSB_GIGE_TMSLOW_RXBYPASS; -+ dev->has_rgmii = 1; -+ } else { -+ tmslow |= SSB_GIGE_TMSLOW_TXBYPASS; -+ tmslow |= SSB_GIGE_TMSLOW_RXBYPASS; -+ dev->has_rgmii = 0; -+ } -+ tmslow |= SSB_GIGE_TMSLOW_DLLEN; -+ ssb_write32(sdev, SSB_TMSLOW, tmslow); -+ -+ ssb_set_drvdata(sdev, dev); -+ register_pci_controller(&dev->pci_controller); -+ -+ return 0; -+} -+ -+bool pdev_is_ssb_gige_core(struct pci_dev *pdev) -+{ -+ if (!pdev->resource[0].name) -+ return 0; -+ return (strcmp(pdev->resource[0].name, SSB_GIGE_MEM_RES_NAME) == 0); -+} -+EXPORT_SYMBOL(pdev_is_ssb_gige_core); -+ -+int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev, -+ struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = ssb_get_drvdata(sdev); -+ struct resource *res; -+ -+ if (pdev->bus->ops != &dev->pci_ops) { -+ /* The PCI device is not on this SSB GigE bridge device. */ -+ return -ENODEV; -+ } -+ -+ /* Fixup the PCI resources. */ -+ res = &(pdev->resource[0]); -+ res->flags = IORESOURCE_MEM | IORESOURCE_PCI_FIXED; -+ res->name = dev->mem_resource.name; -+ res->start = dev->mem_resource.start; -+ res->end = dev->mem_resource.end; -+ -+ /* Fixup interrupt lines. */ -+ pdev->irq = ssb_mips_irq(sdev) + 2; -+ pci_write_config_byte(pdev, PCI_INTERRUPT_LINE, pdev->irq); -+ -+ return 0; -+} -+ -+int ssb_gige_map_irq(struct ssb_device *sdev, -+ const struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = ssb_get_drvdata(sdev); -+ -+ if (pdev->bus->ops != &dev->pci_ops) { -+ /* The PCI device is not on this SSB GigE bridge device. */ -+ return -ENODEV; -+ } -+ -+ return ssb_mips_irq(sdev) + 2; -+} -+ -+static struct ssb_driver ssb_gige_driver = { -+ .name = "BCM-GigE", -+ .id_table = ssb_gige_tbl, -+ .probe = ssb_gige_probe, -+}; -+ -+int ssb_gige_init(void) -+{ -+ return ssb_driver_register(&ssb_gige_driver); -+} ---- /dev/null -+++ b/include/linux/ssb/ssb_driver_gige.h -@@ -0,0 +1,174 @@ -+#ifndef LINUX_SSB_DRIVER_GIGE_H_ -+#define LINUX_SSB_DRIVER_GIGE_H_ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/pci.h> -+#include <linux/spinlock.h> -+ -+ -+#ifdef CONFIG_SSB_DRIVER_GIGE -+ -+ -+#define SSB_GIGE_PCIIO 0x0000 /* PCI I/O Registers (1024 bytes) */ -+#define SSB_GIGE_RESERVED 0x0400 /* Reserved (1024 bytes) */ -+#define SSB_GIGE_PCICFG 0x0800 /* PCI config space (256 bytes) */ -+#define SSB_GIGE_SHIM_FLUSHSTAT 0x0C00 /* PCI to OCP: Flush status control (32bit) */ -+#define SSB_GIGE_SHIM_FLUSHRDA 0x0C04 /* PCI to OCP: Flush read address (32bit) */ -+#define SSB_GIGE_SHIM_FLUSHTO 0x0C08 /* PCI to OCP: Flush timeout counter (32bit) */ -+#define SSB_GIGE_SHIM_BARRIER 0x0C0C /* PCI to OCP: Barrier register (32bit) */ -+#define SSB_GIGE_SHIM_MAOCPSI 0x0C10 /* PCI to OCP: MaocpSI Control (32bit) */ -+#define SSB_GIGE_SHIM_SIOCPMA 0x0C14 /* PCI to OCP: SiocpMa Control (32bit) */ -+ -+/* TM Status High flags */ -+#define SSB_GIGE_TMSHIGH_RGMII 0x00010000 /* Have an RGMII PHY-bus */ -+/* TM Status Low flags */ -+#define SSB_GIGE_TMSLOW_TXBYPASS 0x00080000 /* TX bypass (no delay) */ -+#define SSB_GIGE_TMSLOW_RXBYPASS 0x00100000 /* RX bypass (no delay) */ -+#define SSB_GIGE_TMSLOW_DLLEN 0x01000000 /* Enable DLL controls */ -+ -+/* Boardflags (low) */ -+#define SSB_GIGE_BFL_ROBOSWITCH 0x0010 -+ -+ -+#define SSB_GIGE_MEM_RES_NAME "SSB Broadcom 47xx GigE memory" -+#define SSB_GIGE_IO_RES_NAME "SSB Broadcom 47xx GigE I/O" -+ -+struct ssb_gige { -+ struct ssb_device *dev; -+ -+ spinlock_t lock; -+ -+ /* True, if the device has an RGMII bus. -+ * False, if the device has a GMII bus. */ -+ bool has_rgmii; -+ -+ /* The PCI controller device. */ -+ struct pci_controller pci_controller; -+ struct pci_ops pci_ops; -+ struct resource mem_resource; -+ struct resource io_resource; -+}; -+ -+/* Check whether a PCI device is a SSB Gigabit Ethernet core. */ -+extern bool pdev_is_ssb_gige_core(struct pci_dev *pdev); -+ -+/* Convert a pci_dev pointer to a ssb_gige pointer. */ -+static inline struct ssb_gige * pdev_to_ssb_gige(struct pci_dev *pdev) -+{ -+ if (!pdev_is_ssb_gige_core(pdev)) -+ return NULL; -+ return container_of(pdev->bus->ops, struct ssb_gige, pci_ops); -+} -+ -+/* Returns whether the PHY is connected by an RGMII bus. */ -+static inline bool ssb_gige_is_rgmii(struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = pdev_to_ssb_gige(pdev); -+ return (dev ? dev->has_rgmii : 0); -+} -+ -+/* Returns whether we have a Roboswitch. */ -+static inline bool ssb_gige_have_roboswitch(struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = pdev_to_ssb_gige(pdev); -+ if (dev) -+ return !!(dev->dev->bus->sprom.boardflags_lo & -+ SSB_GIGE_BFL_ROBOSWITCH); -+ return 0; -+} -+ -+/* Returns whether we can only do one DMA at once. */ -+static inline bool ssb_gige_one_dma_at_once(struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = pdev_to_ssb_gige(pdev); -+ if (dev) -+ return ((dev->dev->bus->chip_id == 0x4785) && -+ (dev->dev->bus->chip_rev < 2)); -+ return 0; -+} -+ -+/* Returns whether we must flush posted writes. */ -+static inline bool ssb_gige_must_flush_posted_writes(struct pci_dev *pdev) -+{ -+ struct ssb_gige *dev = pdev_to_ssb_gige(pdev); -+ if (dev) -+ return (dev->dev->bus->chip_id == 0x4785); -+ return 0; -+} -+ -+extern char * nvram_get(const char *name); -+/* Get the device MAC address */ -+static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr) -+{ -+#ifdef CONFIG_BCM947XX -+ char *res = nvram_get("et0macaddr"); -+ if (res) -+ memcpy(macaddr, res, 6); -+#endif -+} -+ -+extern int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev, -+ struct pci_dev *pdev); -+extern int ssb_gige_map_irq(struct ssb_device *sdev, -+ const struct pci_dev *pdev); -+ -+/* The GigE driver is not a standalone module, because we don't have support -+ * for unregistering the driver. So we could not unload the module anyway. */ -+extern int ssb_gige_init(void); -+static inline void ssb_gige_exit(void) -+{ -+ /* Currently we can not unregister the GigE driver, -+ * because we can not unregister the PCI bridge. */ -+ BUG(); -+} -+ -+ -+#else /* CONFIG_SSB_DRIVER_GIGE */ -+/* Gigabit Ethernet driver disabled */ -+ -+ -+static inline int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev, -+ struct pci_dev *pdev) -+{ -+ return -ENOSYS; -+} -+static inline int ssb_gige_map_irq(struct ssb_device *sdev, -+ const struct pci_dev *pdev) -+{ -+ return -ENOSYS; -+} -+static inline int ssb_gige_init(void) -+{ -+ return 0; -+} -+static inline void ssb_gige_exit(void) -+{ -+} -+ -+static inline bool pdev_is_ssb_gige_core(struct pci_dev *pdev) -+{ -+ return 0; -+} -+static inline struct ssb_gige * pdev_to_ssb_gige(struct pci_dev *pdev) -+{ -+ return NULL; -+} -+static inline bool ssb_gige_is_rgmii(struct pci_dev *pdev) -+{ -+ return 0; -+} -+static inline bool ssb_gige_have_roboswitch(struct pci_dev *pdev) -+{ -+ return 0; -+} -+static inline bool ssb_gige_one_dma_at_once(struct pci_dev *pdev) -+{ -+ return 0; -+} -+static inline bool ssb_gige_must_flush_posted_writes(struct pci_dev *pdev) -+{ -+ return 0; -+} -+ -+#endif /* CONFIG_SSB_DRIVER_GIGE */ -+#endif /* LINUX_SSB_DRIVER_GIGE_H_ */ ---- a/drivers/ssb/driver_pcicore.c -+++ b/drivers/ssb/driver_pcicore.c -@@ -60,74 +60,6 @@ - /* Core to access the external PCI config space. Can only have one. */ - static struct ssb_pcicore *extpci_core; - --static u32 ssb_pcicore_pcibus_iobase = 0x100; --static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA; -- --int pcibios_plat_dev_init(struct pci_dev *d) --{ -- struct resource *res; -- int pos, size; -- u32 *base; -- -- ssb_printk(KERN_INFO "PCI: Fixing up device %s\n", -- pci_name(d)); -- -- /* Fix up resource bases */ -- for (pos = 0; pos < 6; pos++) { -- res = &d->resource[pos]; -- if (res->flags & IORESOURCE_IO) -- base = &ssb_pcicore_pcibus_iobase; -- else -- base = &ssb_pcicore_pcibus_membase; -- res->flags |= IORESOURCE_PCI_FIXED; -- if (res->end) { -- size = res->end - res->start + 1; -- if (*base & (size - 1)) -- *base = (*base + size) & ~(size - 1); -- res->start = *base; -- res->end = res->start + size - 1; -- *base += size; -- pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start); -- } -- /* Fix up PCI bridge BAR0 only */ -- if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0) -- break; -- } -- /* Fix up interrupt lines */ -- d->irq = ssb_mips_irq(extpci_core->dev) + 2; -- pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); -- -- return 0; --} -- --static void __init ssb_fixup_pcibridge(struct pci_dev *dev) --{ -- u8 lat; -- -- if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0) -- return; -- -- ssb_printk(KERN_INFO "PCI: Fixing up bridge %s\n", pci_name(dev)); -- -- /* Enable PCI bridge bus mastering and memory space */ -- pci_set_master(dev); -- pcibios_enable_device(dev, ~0); -- -- /* Enable PCI bridge BAR1 prefetch and burst */ -- pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); -- -- /* Make sure our latency is high enough to handle the devices behind us */ -- lat = 168; -- ssb_printk(KERN_INFO "PCI: Fixing latency timer of device %s to %u\n", -- pci_name(dev), lat); -- pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); --} --DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge); -- --int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) --{ -- return ssb_mips_irq(extpci_core->dev) + 2; --} - - static u32 get_cfgspace_addr(struct ssb_pcicore *pc, - unsigned int bus, unsigned int dev, -@@ -317,6 +249,92 @@ - .mem_offset = 0x24000000, - }; - -+static u32 ssb_pcicore_pcibus_iobase = 0x100; -+static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA; -+ -+/* This function is called when doing a pci_enable_device(). -+ * We must first check if the device is a device on the PCI-core bridge. */ -+int ssb_pcicore_plat_dev_init(struct pci_dev *d) -+{ -+ struct resource *res; -+ int pos, size; -+ u32 *base; -+ -+ if (d->bus->ops != &ssb_pcicore_pciops) { -+ /* This is not a device on the PCI-core bridge. */ -+ return -ENODEV; -+ } -+ -+ ssb_printk(KERN_INFO "PCI: Fixing up device %s\n", -+ pci_name(d)); -+ -+ /* Fix up resource bases */ -+ for (pos = 0; pos < 6; pos++) { -+ res = &d->resource[pos]; -+ if (res->flags & IORESOURCE_IO) -+ base = &ssb_pcicore_pcibus_iobase; -+ else -+ base = &ssb_pcicore_pcibus_membase; -+ res->flags |= IORESOURCE_PCI_FIXED; -+ if (res->end) { -+ size = res->end - res->start + 1; -+ if (*base & (size - 1)) -+ *base = (*base + size) & ~(size - 1); -+ res->start = *base; -+ res->end = res->start + size - 1; -+ *base += size; -+ pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start); -+ } -+ /* Fix up PCI bridge BAR0 only */ -+ if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0) -+ break; -+ } -+ /* Fix up interrupt lines */ -+ d->irq = ssb_mips_irq(extpci_core->dev) + 2; -+ pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); -+ -+ return 0; -+} -+ -+/* Early PCI fixup for a device on the PCI-core bridge. */ -+static void ssb_pcicore_fixup_pcibridge(struct pci_dev *dev) -+{ -+ u8 lat; -+ -+ if (dev->bus->ops != &ssb_pcicore_pciops) { -+ /* This is not a device on the PCI-core bridge. */ -+ return; -+ } -+ if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0) -+ return; -+ -+ ssb_printk(KERN_INFO "PCI: Fixing up bridge %s\n", pci_name(dev)); -+ -+ /* Enable PCI bridge bus mastering and memory space */ -+ pci_set_master(dev); -+ pcibios_enable_device(dev, ~0); -+ -+ /* Enable PCI bridge BAR1 prefetch and burst */ -+ pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); -+ -+ /* Make sure our latency is high enough to handle the devices behind us */ -+ lat = 168; -+ ssb_printk(KERN_INFO "PCI: Fixing latency timer of device %s to %u\n", -+ pci_name(dev), lat); -+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); -+} -+DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_pcicore_fixup_pcibridge); -+ -+/* PCI device IRQ mapping. */ -+int ssb_pcicore_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ if (dev->bus->ops != &ssb_pcicore_pciops) { -+ /* This is not a device on the PCI-core bridge. */ -+ return -ENODEV; -+ } -+ return ssb_mips_irq(extpci_core->dev) + 2; -+} -+ - static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc) - { - u32 val; ---- a/drivers/ssb/embedded.c -+++ b/drivers/ssb/embedded.c -@@ -10,6 +10,9 @@ - - #include <linux/ssb/ssb.h> - #include <linux/ssb/ssb_embedded.h> -+#include <linux/ssb/ssb_driver_pci.h> -+#include <linux/ssb/ssb_driver_gige.h> -+#include <linux/pci.h> - - #include "ssb_private.h" - -@@ -130,3 +133,90 @@ - return res; - } - EXPORT_SYMBOL(ssb_gpio_polarity); -+ -+#ifdef CONFIG_SSB_DRIVER_GIGE -+static int gige_pci_init_callback(struct ssb_bus *bus, unsigned long data) -+{ -+ struct pci_dev *pdev = (struct pci_dev *)data; -+ struct ssb_device *dev; -+ unsigned int i; -+ int res; -+ -+ for (i = 0; i < bus->nr_devices; i++) { -+ dev = &(bus->devices[i]); -+ if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT) -+ continue; -+ if (!dev->dev || -+ !dev->dev->driver || -+ !device_is_registered(dev->dev)) -+ continue; -+ res = ssb_gige_pcibios_plat_dev_init(dev, pdev); -+ if (res >= 0) -+ return res; -+ } -+ -+ return -ENODEV; -+} -+#endif /* CONFIG_SSB_DRIVER_GIGE */ -+ -+int ssb_pcibios_plat_dev_init(struct pci_dev *dev) -+{ -+ int err; -+ -+ err = ssb_pcicore_plat_dev_init(dev); -+ if (!err) -+ return 0; -+#ifdef CONFIG_SSB_DRIVER_GIGE -+ err = ssb_for_each_bus_call((unsigned long)dev, gige_pci_init_callback); -+ if (err >= 0) -+ return err; -+#endif -+ /* This is not a PCI device on any SSB device. */ -+ -+ return -ENODEV; -+} -+ -+#ifdef CONFIG_SSB_DRIVER_GIGE -+static int gige_map_irq_callback(struct ssb_bus *bus, unsigned long data) -+{ -+ const struct pci_dev *pdev = (const struct pci_dev *)data; -+ struct ssb_device *dev; -+ unsigned int i; -+ int res; -+ -+ for (i = 0; i < bus->nr_devices; i++) { -+ dev = &(bus->devices[i]); -+ if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT) -+ continue; -+ if (!dev->dev || -+ !dev->dev->driver || -+ !device_is_registered(dev->dev)) -+ continue; -+ res = ssb_gige_map_irq(dev, pdev); -+ if (res >= 0) -+ return res; -+ } -+ -+ return -ENODEV; -+} -+#endif /* CONFIG_SSB_DRIVER_GIGE */ -+ -+int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ int res; -+ -+ /* Check if this PCI device is a device on a SSB bus or device -+ * and return the IRQ number for it. */ -+ -+ res = ssb_pcicore_pcibios_map_irq(dev, slot, pin); -+ if (res >= 0) -+ return res; -+#ifdef CONFIG_SSB_DRIVER_GIGE -+ res = ssb_for_each_bus_call((unsigned long)dev, gige_map_irq_callback); -+ if (res >= 0) -+ return res; -+#endif -+ /* This is not a PCI device on any SSB device. */ -+ -+ return -ENODEV; -+} ---- a/include/linux/ssb/ssb.h -+++ b/include/linux/ssb/ssb.h -@@ -422,5 +422,12 @@ - extern u32 ssb_admatch_base(u32 adm); - extern u32 ssb_admatch_size(u32 adm); - -+/* PCI device mapping and fixup routines. -+ * Called from the architecture pcibios init code. -+ * These are only available on SSB_EMBEDDED configurations. */ -+#ifdef CONFIG_SSB_EMBEDDED -+int ssb_pcibios_plat_dev_init(struct pci_dev *dev); -+int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); -+#endif /* CONFIG_SSB_EMBEDDED */ - - #endif /* LINUX_SSB_H_ */ ---- a/include/linux/ssb/ssb_driver_pci.h -+++ b/include/linux/ssb/ssb_driver_pci.h -@@ -1,6 +1,11 @@ - #ifndef LINUX_SSB_PCICORE_H_ - #define LINUX_SSB_PCICORE_H_ - -+#include <linux/types.h> -+ -+struct pci_dev; -+ -+ - #ifdef CONFIG_SSB_DRIVER_PCICORE - - /* PCI core registers. */ -@@ -88,6 +93,9 @@ - extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, - struct ssb_device *dev); - -+int ssb_pcicore_plat_dev_init(struct pci_dev *d); -+int ssb_pcicore_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); -+ - - #else /* CONFIG_SSB_DRIVER_PCICORE */ - -@@ -107,5 +115,16 @@ - return 0; - } - -+static inline -+int ssb_pcicore_plat_dev_init(struct pci_dev *d) -+{ -+ return -ENODEV; -+} -+static inline -+int ssb_pcicore_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ return -ENODEV; -+} -+ - #endif /* CONFIG_SSB_DRIVER_PCICORE */ - #endif /* LINUX_SSB_PCICORE_H_ */ ---- a/drivers/ssb/main.c -+++ b/drivers/ssb/main.c -@@ -14,6 +14,7 @@ - #include <linux/io.h> - #include <linux/ssb/ssb.h> - #include <linux/ssb/ssb_regs.h> -+#include <linux/ssb/ssb_driver_gige.h> - #include <linux/dma-mapping.h> - #include <linux/pci.h> - -@@ -68,6 +69,25 @@ - } - #endif /* CONFIG_SSB_PCIHOST */ - -+int ssb_for_each_bus_call(unsigned long data, -+ int (*func)(struct ssb_bus *bus, unsigned long data)) -+{ -+ struct ssb_bus *bus; -+ int res; -+ -+ ssb_buses_lock(); -+ list_for_each_entry(bus, &buses, list) { -+ res = func(bus, data); -+ if (res >= 0) { -+ ssb_buses_unlock(); -+ return res; -+ } -+ } -+ ssb_buses_unlock(); -+ -+ return -ENODEV; -+} -+ - static struct ssb_device *ssb_device_get(struct ssb_device *dev) - { - if (dev) -@@ -1175,7 +1195,14 @@ - err = b43_pci_ssb_bridge_init(); - if (err) { - ssb_printk(KERN_ERR "Broadcom 43xx PCI-SSB-bridge " -- "initialization failed"); -+ "initialization failed\n"); -+ /* don't fail SSB init because of this */ -+ err = 0; -+ } -+ err = ssb_gige_init(); -+ if (err) { -+ ssb_printk(KERN_ERR "SSB Broadcom Gigabit Ethernet " -+ "driver initialization failed\n"); - /* don't fail SSB init because of this */ - err = 0; - } -@@ -1189,6 +1216,7 @@ - - static void __exit ssb_modexit(void) - { -+ ssb_gige_exit(); - b43_pci_ssb_bridge_exit(); - bus_unregister(&ssb_bustype); - } ---- a/drivers/ssb/ssb_private.h -+++ b/drivers/ssb/ssb_private.h -@@ -118,6 +118,8 @@ - extern int ssb_devices_freeze(struct ssb_bus *bus); - extern int ssb_devices_thaw(struct ssb_bus *bus); - extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev); -+int ssb_for_each_bus_call(unsigned long data, -+ int (*func)(struct ssb_bus *bus, unsigned long data)); - - /* b43_pci_bridge.c */ - #ifdef CONFIG_SSB_PCIHOST ---- a/drivers/net/tg3.c -+++ b/drivers/net/tg3.c -@@ -38,6 +38,7 @@ - #include <linux/workqueue.h> - #include <linux/prefetch.h> - #include <linux/dma-mapping.h> -+#include <linux/ssb/ssb_driver_gige.h> - - #include <net/checksum.h> - #include <net/ip.h> -@@ -410,8 +411,9 @@ - static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) - { - tp->write32_mbox(tp, off, val); -- if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && -- !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)) -+ if ((tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) || -+ (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && -+ !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))) - tp->read32_mbox(tp, off); - } - -@@ -623,7 +625,7 @@ - - #define PHY_BUSY_LOOPS 5000 - --static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) -+static int __tg3_readphy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 *val) - { - u32 frame_val; - unsigned int loops; -@@ -637,7 +639,7 @@ - - *val = 0x0; - -- frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & -+ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & - MI_COM_PHY_ADDR_MASK); - frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & - MI_COM_REG_ADDR_MASK); -@@ -672,7 +674,12 @@ - return ret; - } - --static int tg3_writephy(struct tg3 *tp, int reg, u32 val) -+static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) -+{ -+ return __tg3_readphy(tp, PHY_ADDR, reg, val); -+} -+ -+static int __tg3_writephy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 val) - { - u32 frame_val; - unsigned int loops; -@@ -688,7 +695,7 @@ - udelay(80); - } - -- frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & -+ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & - MI_COM_PHY_ADDR_MASK); - frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & - MI_COM_REG_ADDR_MASK); -@@ -721,6 +728,11 @@ - return ret; - } - -+static int tg3_writephy(struct tg3 *tp, int reg, u32 val) -+{ -+ return __tg3_writephy(tp, PHY_ADDR, reg, val); -+} -+ - static void tg3_phy_toggle_automdix(struct tg3 *tp, int enable) - { - u32 phy; -@@ -1988,6 +2000,14 @@ - tp->link_config.active_duplex = current_duplex; - } - -+ if (tp->tg3_flags3 & TG3_FLG3_ROBOSWITCH) { -+ current_link_up = 1; -+ current_speed = SPEED_1000; //FIXME -+ current_duplex = DUPLEX_FULL; -+ tp->link_config.active_speed = current_speed; -+ tp->link_config.active_duplex = current_duplex; -+ } -+ - if (current_link_up == 1 && - (tp->link_config.active_duplex == DUPLEX_FULL) && - (tp->link_config.autoneg == AUTONEG_ENABLE)) { -@@ -4813,6 +4833,11 @@ - int i; - u32 val; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* We don't use firmware. */ -+ return 0; -+ } -+ - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { - /* Wait up to 20ms for init done. */ - for (i = 0; i < 200; i++) { -@@ -5040,6 +5065,14 @@ - tw32(0x5000, 0x400); - } - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* BCM4785: In order to avoid repercussions from using potentially -+ * defective internal ROM, stop the Rx RISC CPU, which is not -+ * required. */ -+ tg3_stop_fw(tp); -+ tg3_halt_cpu(tp, RX_CPU_BASE); -+ } -+ - tw32(GRC_MODE, tp->grc_mode); - - if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { -@@ -5308,9 +5341,12 @@ - return -ENODEV; - } - -- /* Clear firmware's nvram arbitration. */ -- if (tp->tg3_flags & TG3_FLAG_NVRAM) -- tw32(NVRAM_SWARB, SWARB_REQ_CLR0); -+ if (!(tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)) { -+ /* Clear firmware's nvram arbitration. */ -+ if (tp->tg3_flags & TG3_FLAG_NVRAM) -+ tw32(NVRAM_SWARB, SWARB_REQ_CLR0); -+ } -+ - return 0; - } - -@@ -5391,6 +5427,11 @@ - struct fw_info info; - int err, i; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* We don't use firmware. */ -+ return 0; -+ } -+ - info.text_base = TG3_FW_TEXT_ADDR; - info.text_len = TG3_FW_TEXT_LEN; - info.text_data = &tg3FwText[0]; -@@ -5949,6 +5990,11 @@ - unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; - int err, i; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* We don't use firmware. */ -+ return 0; -+ } -+ - if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) - return 0; - -@@ -6850,6 +6896,11 @@ - - spin_lock(&tp->lock); - -+ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { -+ /* BCM4785: Flush posted writes from GbE to host memory. */ -+ tr32(HOSTCC_MODE); -+ } -+ - if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { - /* All of this garbage is because when using non-tagged - * IRQ status the mailbox/status_block protocol the chip -@@ -8432,6 +8483,11 @@ - u32 *buf, csum, magic; - int i, j, err = 0, size; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* We don't have NVRAM. */ -+ return 0; -+ } -+ - if (tg3_nvram_read_swab(tp, 0, &magic) != 0) - return -EIO; - -@@ -9154,7 +9210,7 @@ - return -EAGAIN; - - spin_lock_bh(&tp->lock); -- err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval); -+ err = __tg3_readphy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval); - spin_unlock_bh(&tp->lock); - - data->val_out = mii_regval; -@@ -9173,7 +9229,7 @@ - return -EAGAIN; - - spin_lock_bh(&tp->lock); -- err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in); -+ err = __tg3_writephy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in); - spin_unlock_bh(&tp->lock); - - return err; -@@ -9571,6 +9627,12 @@ - /* Chips other than 5700/5701 use the NVRAM for fetching info. */ - static void __devinit tg3_nvram_init(struct tg3 *tp) - { -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { -+ /* No NVRAM and EEPROM on the SSB Broadcom GigE core. */ -+ tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED); -+ return; -+ } -+ - tw32_f(GRC_EEPROM_ADDR, - (EEPROM_ADDR_FSM_RESET | - (EEPROM_DEFAULT_CLOCK_PERIOD << -@@ -9706,6 +9768,9 @@ - { - int ret; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) -+ return -ENODEV; -+ - if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) - return tg3_nvram_read_using_eeprom(tp, offset, val); - -@@ -9938,6 +10003,9 @@ - { - int ret; - -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) -+ return -ENODEV; -+ - if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { - tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl & - ~GRC_LCLCTRL_GPIO_OUTPUT1); -@@ -10804,7 +10872,6 @@ - tp->write32 = tg3_write_flush_reg32; - } - -- - if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) || - (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) { - tp->write32_tx_mbox = tg3_write32_tx_mbox; -@@ -10840,6 +10907,11 @@ - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701))) - tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG; - -+ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { -+ tp->write32_tx_mbox = tg3_write_flush_reg32; -+ tp->write32_rx_mbox = tg3_write_flush_reg32; -+ } -+ - /* Get eeprom hw config before calling tg3_set_power_state(). - * In particular, the TG3_FLG2_IS_NIC flag must be - * determined before calling tg3_set_power_state() so that -@@ -11184,6 +11256,10 @@ - } - - if (!is_valid_ether_addr(&dev->dev_addr[0])) { -+ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) -+ ssb_gige_get_macaddr(tp->pdev, &dev->dev_addr[0]); -+ } -+ if (!is_valid_ether_addr(&dev->dev_addr[0])) { - #ifdef CONFIG_SPARC64 - if (!tg3_get_default_macaddr_sparc(tp)) - return 0; -@@ -11675,6 +11751,7 @@ - case PHY_ID_BCM5704: return "5704"; - case PHY_ID_BCM5705: return "5705"; - case PHY_ID_BCM5750: return "5750"; -+ case PHY_ID_BCM5750_2: return "5750-2"; - case PHY_ID_BCM5752: return "5752"; - case PHY_ID_BCM5714: return "5714"; - case PHY_ID_BCM5780: return "5780"; -@@ -11859,6 +11936,13 @@ - tp->msg_enable = tg3_debug; - else - tp->msg_enable = TG3_DEF_MSG_ENABLE; -+ if (pdev_is_ssb_gige_core(pdev)) { -+ tp->tg3_flags3 |= TG3_FLG3_IS_SSB_CORE; -+ if (ssb_gige_must_flush_posted_writes(pdev)) -+ tp->tg3_flags3 |= TG3_FLG3_FLUSH_POSTED_WRITES; -+ if (ssb_gige_have_roboswitch(pdev)) -+ tp->tg3_flags3 |= TG3_FLG3_ROBOSWITCH; -+ } - - /* The word/byte swap controls here control register access byte - * swapping. DMA data byte swapping is controlled in the GRC_MODE ---- a/drivers/net/tg3.h -+++ b/drivers/net/tg3.h -@@ -2279,6 +2279,10 @@ - #define TG3_FLG2_PHY_JITTER_BUG 0x20000000 - #define TG3_FLG2_NO_FWARE_REPORTED 0x40000000 - #define TG3_FLG2_PHY_ADJUST_TRIM 0x80000000 -+ u32 tg3_flags3; -+#define TG3_FLG3_IS_SSB_CORE 0x00000001 -+#define TG3_FLG3_FLUSH_POSTED_WRITES 0x00000002 -+#define TG3_FLG3_ROBOSWITCH 0x00000004 - - struct timer_list timer; - u16 timer_counter; -@@ -2333,6 +2337,7 @@ - #define PHY_ID_BCM5714 0x60008340 - #define PHY_ID_BCM5780 0x60008350 - #define PHY_ID_BCM5755 0xbc050cc0 -+#define PHY_ID_BCM5750_2 0xbc050cd0 - #define PHY_ID_BCM5787 0xbc050ce0 - #define PHY_ID_BCM5756 0xbc050ed0 - #define PHY_ID_BCM5906 0xdc00ac40 -@@ -2364,7 +2369,8 @@ - (X) == PHY_ID_BCM5752 || (X) == PHY_ID_BCM5714 || \ - (X) == PHY_ID_BCM5780 || (X) == PHY_ID_BCM5787 || \ - (X) == PHY_ID_BCM5755 || (X) == PHY_ID_BCM5756 || \ -- (X) == PHY_ID_BCM5906 || (X) == PHY_ID_BCM8002) -+ (X) == PHY_ID_BCM5906 || (X) == PHY_ID_BCM8002 || \ -+ (X) == PHY_ID_BCM5750_2) - - struct tg3_hw_stats *hw_stats; - dma_addr_t stats_mapping; ---- a/drivers/ssb/driver_mipscore.c -+++ b/drivers/ssb/driver_mipscore.c -@@ -212,6 +212,7 @@ - /* fallthrough */ - case SSB_DEV_PCI: - case SSB_DEV_ETHERNET: -+ case SSB_DEV_ETHERNET_GBIT: - case SSB_DEV_80211: - case SSB_DEV_USB20_HOST: - /* These devices get their own IRQ line if available, the rest goes on IRQ0 */ |