diff options
| author | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2010-01-31 21:00:50 +0000 | 
|---|---|---|
| committer | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2010-01-31 21:00:50 +0000 | 
| commit | aa058f66664b53ab0314ed0591b65a1e66a988bf (patch) | |
| tree | d1c96d3d47d05d91e1c8739777e8cc30b038c3b9 /target/linux/brcm63xx/files/arch/mips/pci | |
| parent | e2ed0595652a45beb67f7542c450373a57e20cff (diff) | |
[brcm63xx] move files to files-2.6.30, to ease newer kernel integration
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19471 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm63xx/files/arch/mips/pci')
4 files changed, 0 insertions, 737 deletions
diff --git a/target/linux/brcm63xx/files/arch/mips/pci/fixup-bcm63xx.c b/target/linux/brcm63xx/files/arch/mips/pci/fixup-bcm63xx.c deleted file mode 100644 index 340863009..000000000 --- a/target/linux/brcm63xx/files/arch/mips/pci/fixup-bcm63xx.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License.  See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> - */ - -#include <linux/types.h> -#include <linux/pci.h> -#include <bcm63xx_cpu.h> - -int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ -	return bcm63xx_get_irq_number(IRQ_PCI); -} - -int pcibios_plat_dev_init(struct pci_dev *dev) -{ -	return 0; -} diff --git a/target/linux/brcm63xx/files/arch/mips/pci/ops-bcm63xx.c b/target/linux/brcm63xx/files/arch/mips/pci/ops-bcm63xx.c deleted file mode 100644 index 822ae179b..000000000 --- a/target/linux/brcm63xx/files/arch/mips/pci/ops-bcm63xx.c +++ /dev/null @@ -1,467 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License.  See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> - */ - -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/io.h> - -#include "pci-bcm63xx.h" - -/* - * swizzle 32bits data to return only the needed part - */ -static int postprocess_read(u32 data, int where, unsigned int size) -{ -	u32 ret; - -	ret = 0; -	switch (size) { -	case 1: -		ret = (data >> ((where & 3) << 3)) & 0xff; -		break; -	case 2: -		ret = (data >> ((where & 3) << 3)) & 0xffff; -		break; -	case 4: -		ret = data; -		break; -	} -	return ret; -} - -static int preprocess_write(u32 orig_data, u32 val, int where, -			    unsigned int size) -{ -	u32 ret; - -	ret = 0; -	switch (size) { -	case 1: -		ret = (orig_data & ~(0xff << ((where & 3) << 3))) | -			(val << ((where & 3) << 3)); -		break; -	case 2: -		ret = (orig_data & ~(0xffff << ((where & 3) << 3))) | -			(val << ((where & 3) << 3)); -		break; -	case 4: -		ret = val; -		break; -	} -	return ret; -} - -/* - * setup hardware for a configuration cycle with given parameters - */ -static int bcm63xx_setup_cfg_access(int type, unsigned int busn, -				    unsigned int devfn, int where) -{ -	unsigned int slot, func, reg; -	u32 val; - -	slot = PCI_SLOT(devfn); -	func = PCI_FUNC(devfn); -	reg = where >> 2; - -	/* sanity check */ -	if (slot > (MPI_L2PCFG_DEVNUM_MASK >> MPI_L2PCFG_DEVNUM_SHIFT)) -		return 1; - -	if (func > (MPI_L2PCFG_FUNC_MASK >> MPI_L2PCFG_FUNC_SHIFT)) -		return 1; - -	if (reg > (MPI_L2PCFG_REG_MASK >> MPI_L2PCFG_REG_SHIFT)) -		return 1; - -	/* ok, setup config access */ -	val = (reg << MPI_L2PCFG_REG_SHIFT); -	val |= (func << MPI_L2PCFG_FUNC_SHIFT); -	val |= (slot << MPI_L2PCFG_DEVNUM_SHIFT); -	val |= MPI_L2PCFG_CFG_USEREG_MASK; -	val |= MPI_L2PCFG_CFG_SEL_MASK; -	/* type 0 cycle for local bus, type 1 cycle for anything else */ -	if (type != 0) { -		/* FIXME: how to specify bus ??? */ -		val |= (1 << MPI_L2PCFG_CFG_TYPE_SHIFT); -	} -	bcm_mpi_writel(val, MPI_L2PCFG_REG); - -	return 0; -} - -static int bcm63xx_do_cfg_read(int type, unsigned int busn, -				unsigned int devfn, int where, int size, -				u32 *val) -{ -	u32 data; - -	/* two phase cycle, first we write address, then read data at -	 * another location, caller already has a spinlock so no need -	 * to add one here  */ -	if (bcm63xx_setup_cfg_access(type, busn, devfn, where)) -		return PCIBIOS_DEVICE_NOT_FOUND; -	iob(); -	data = le32_to_cpu(__raw_readl(pci_iospace_start)); -	/* restore IO space normal behaviour */ -	bcm_mpi_writel(0, MPI_L2PCFG_REG); - -	*val = postprocess_read(data, where, size); - -	return PCIBIOS_SUCCESSFUL; -} - -static int bcm63xx_do_cfg_write(int type, unsigned int busn, -				 unsigned int devfn, int where, int size, -				 u32 val) -{ -	u32 data; - -	/* two phase cycle, first we write address, then write data to -	 * another location, caller already has a spinlock so no need -	 * to add one here  */ -	if (bcm63xx_setup_cfg_access(type, busn, devfn, where)) -		return PCIBIOS_DEVICE_NOT_FOUND; -	iob(); - -	data = le32_to_cpu(__raw_readl(pci_iospace_start)); -	data = preprocess_write(data, val, where, size); - -	__raw_writel(cpu_to_le32(data), pci_iospace_start); -	wmb(); -	/* no way to know the access is done, we have to wait */ -	udelay(500); -	/* restore IO space normal behaviour */ -	bcm_mpi_writel(0, MPI_L2PCFG_REG); - -	return PCIBIOS_SUCCESSFUL; -} - -static int bcm63xx_pci_read(struct pci_bus *bus, unsigned int devfn, -			     int where, int size, u32 *val) -{ -	int type; - -	type = bus->parent ? 1 : 0; - -	if (type == 0 && PCI_SLOT(devfn) == CARDBUS_PCI_IDSEL) -		return PCIBIOS_DEVICE_NOT_FOUND; - -	return bcm63xx_do_cfg_read(type, bus->number, devfn, -				    where, size, val); -} - -static int bcm63xx_pci_write(struct pci_bus *bus, unsigned int devfn, -			      int where, int size, u32 val) -{ -	int type; - -	type = bus->parent ? 1 : 0; - -	if (type == 0 && PCI_SLOT(devfn) == CARDBUS_PCI_IDSEL) -		return PCIBIOS_DEVICE_NOT_FOUND; - -	return bcm63xx_do_cfg_write(type, bus->number, devfn, -				     where, size, val); -} - -struct pci_ops bcm63xx_pci_ops = { -	.read   = bcm63xx_pci_read, -	.write  = bcm63xx_pci_write -}; - -#ifdef CONFIG_CARDBUS -/* - * emulate configuration read access on a cardbus bridge - */ -#define FAKE_CB_BRIDGE_SLOT	0x1e - -static int fake_cb_bridge_bus_number = -1; - -static struct { -	u16 pci_command; -	u8 cb_latency; -	u8 subordinate_busn; -	u8 cardbus_busn; -	u8 pci_busn; -	int bus_assigned; -	u16 bridge_control; - -	u32 mem_base0; -	u32 mem_limit0; -	u32 mem_base1; -	u32 mem_limit1; - -	u32 io_base0; -	u32 io_limit0; -	u32 io_base1; -	u32 io_limit1; -} fake_cb_bridge_regs; - -static int fake_cb_bridge_read(int where, int size, u32 *val) -{ -	unsigned int reg; -	u32 data; - -	data = 0; -	reg = where >> 2; -	switch (reg) { -	case (PCI_VENDOR_ID >> 2): -	case (PCI_CB_SUBSYSTEM_VENDOR_ID >> 2): -		/* create dummy vendor/device id from our cpu id */ -		data = (bcm63xx_get_cpu_id() << 16) | PCI_VENDOR_ID_BROADCOM; -		break; - -	case (PCI_COMMAND >> 2): -		data = (PCI_STATUS_DEVSEL_SLOW << 16); -		data |= fake_cb_bridge_regs.pci_command; -		break; - -	case (PCI_CLASS_REVISION >> 2): -		data = (PCI_CLASS_BRIDGE_CARDBUS << 16); -		break; - -	case (PCI_CACHE_LINE_SIZE >> 2): -		data = (PCI_HEADER_TYPE_CARDBUS << 16); -		break; - -	case (PCI_INTERRUPT_LINE >> 2): -		/* bridge control */ -		data = (fake_cb_bridge_regs.bridge_control << 16); -		/* pin:intA line:0xff */ -		data |= (0x1 << 8) | 0xff; -		break; - -	case (PCI_CB_PRIMARY_BUS >> 2): -		data = (fake_cb_bridge_regs.cb_latency << 24); -		data |= (fake_cb_bridge_regs.subordinate_busn << 16); -		data |= (fake_cb_bridge_regs.cardbus_busn << 8); -		data |= fake_cb_bridge_regs.pci_busn; -		break; - -	case (PCI_CB_MEMORY_BASE_0 >> 2): -		data = fake_cb_bridge_regs.mem_base0; -		break; - -	case (PCI_CB_MEMORY_LIMIT_0 >> 2): -		data = fake_cb_bridge_regs.mem_limit0; -		break; - -	case (PCI_CB_MEMORY_BASE_1 >> 2): -		data = fake_cb_bridge_regs.mem_base1; -		break; - -	case (PCI_CB_MEMORY_LIMIT_1 >> 2): -		data = fake_cb_bridge_regs.mem_limit1; -		break; - -	case (PCI_CB_IO_BASE_0 >> 2): -		/* | 1 for 32bits io support */ -		data = fake_cb_bridge_regs.io_base0 | 0x1; -		break; - -	case (PCI_CB_IO_LIMIT_0 >> 2): -		data = fake_cb_bridge_regs.io_limit0; -		break; - -	case (PCI_CB_IO_BASE_1 >> 2): -		/* | 1 for 32bits io support */ -		data = fake_cb_bridge_regs.io_base1 | 0x1; -		break; - -	case (PCI_CB_IO_LIMIT_1 >> 2): -		data = fake_cb_bridge_regs.io_limit1; -		break; -	} - -	*val = postprocess_read(data, where, size); -	return PCIBIOS_SUCCESSFUL; -} - -/* - * emulate configuration write access on a cardbus bridge - */ -static int fake_cb_bridge_write(int where, int size, u32 val) -{ -	unsigned int reg; -	u32 data, tmp; -	int ret; - -	ret = fake_cb_bridge_read((where & ~0x3), 4, &data); -	if (ret != PCIBIOS_SUCCESSFUL) -		return ret; - -	data = preprocess_write(data, val, where, size); - -	reg = where >> 2; -	switch (reg) { -	case (PCI_COMMAND >> 2): -		fake_cb_bridge_regs.pci_command = (data & 0xffff); -		break; - -	case (PCI_CB_PRIMARY_BUS >> 2): -		fake_cb_bridge_regs.cb_latency = (data >> 24) & 0xff; -		fake_cb_bridge_regs.subordinate_busn = (data >> 16) & 0xff; -		fake_cb_bridge_regs.cardbus_busn = (data >> 8) & 0xff; -		fake_cb_bridge_regs.pci_busn = data & 0xff; -		if (fake_cb_bridge_regs.cardbus_busn) -			fake_cb_bridge_regs.bus_assigned = 1; -		break; - -	case (PCI_INTERRUPT_LINE >> 2): -		tmp = (data >> 16) & 0xffff; -		/* disable memory prefetch support */ -		tmp &= ~PCI_CB_BRIDGE_CTL_PREFETCH_MEM0; -		tmp &= ~PCI_CB_BRIDGE_CTL_PREFETCH_MEM1; -		fake_cb_bridge_regs.bridge_control = tmp; -		break; - -	case (PCI_CB_MEMORY_BASE_0 >> 2): -		fake_cb_bridge_regs.mem_base0 = data; -		break; - -	case (PCI_CB_MEMORY_LIMIT_0 >> 2): -		fake_cb_bridge_regs.mem_limit0 = data; -		break; - -	case (PCI_CB_MEMORY_BASE_1 >> 2): -		fake_cb_bridge_regs.mem_base1 = data; -		break; - -	case (PCI_CB_MEMORY_LIMIT_1 >> 2): -		fake_cb_bridge_regs.mem_limit1 = data; -		break; - -	case (PCI_CB_IO_BASE_0 >> 2): -		fake_cb_bridge_regs.io_base0 = data; -		break; - -	case (PCI_CB_IO_LIMIT_0 >> 2): -		fake_cb_bridge_regs.io_limit0 = data; -		break; - -	case (PCI_CB_IO_BASE_1 >> 2): -		fake_cb_bridge_regs.io_base1 = data; -		break; - -	case (PCI_CB_IO_LIMIT_1 >> 2): -		fake_cb_bridge_regs.io_limit1 = data; -		break; -	} - -	return PCIBIOS_SUCCESSFUL; -} - -static int bcm63xx_cb_read(struct pci_bus *bus, unsigned int devfn, -			   int where, int size, u32 *val) -{ -	/* snoop access to slot 0x1e on root bus, we fake a cardbus -	 * bridge at this location */ -	if (!bus->parent && PCI_SLOT(devfn) == FAKE_CB_BRIDGE_SLOT) { -		fake_cb_bridge_bus_number = bus->number; -		return fake_cb_bridge_read(where, size, val); -	} - -	/* a  configuration  cycle for  the  device  behind the  cardbus -	 * bridge is  actually done as a  type 0 cycle  on the primary -	 * bus. This means that only  one device can be on the cardbus -	 * bus */ -	if (fake_cb_bridge_regs.bus_assigned && -	    bus->number == fake_cb_bridge_regs.cardbus_busn && -	    PCI_SLOT(devfn) == 0) -		return bcm63xx_do_cfg_read(0, 0, -					   PCI_DEVFN(CARDBUS_PCI_IDSEL, 0), -					   where, size, val); - -	return PCIBIOS_DEVICE_NOT_FOUND; -} - -static int bcm63xx_cb_write(struct pci_bus *bus, unsigned int devfn, -			    int where, int size, u32 val) -{ -	if (!bus->parent && PCI_SLOT(devfn) == FAKE_CB_BRIDGE_SLOT) { -		fake_cb_bridge_bus_number = bus->number; -		return fake_cb_bridge_write(where, size, val); -	} - -	if (fake_cb_bridge_regs.bus_assigned && -	    bus->number == fake_cb_bridge_regs.cardbus_busn && -	    PCI_SLOT(devfn) == 0) -		return bcm63xx_do_cfg_write(0, 0, -					    PCI_DEVFN(CARDBUS_PCI_IDSEL, 0), -					    where, size, val); - -	return PCIBIOS_DEVICE_NOT_FOUND; -} - -struct pci_ops bcm63xx_cb_ops = { -	.read   = bcm63xx_cb_read, -	.write   = bcm63xx_cb_write, -}; - -/* - * only one IO window, so it  cannot be shared by PCI and cardbus, use - * fixup to choose and detect unhandled configuration - */ -static void bcm63xx_fixup(struct pci_dev *dev) -{ -	static int io_window = -1; -	int i, found, new_io_window; -	u32 val; - -	/* look for any io resource */ -	found = 0; -	for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { -		if (pci_resource_flags(dev, i) & IORESOURCE_IO) { -			found = 1; -			break; -		} -	} - -	if (!found) -		return; - -	/* skip our fake bus with only cardbus bridge on it */ -	if (dev->bus->number == fake_cb_bridge_bus_number) -		return; - -	/* find on which bus the device is */ -	if (fake_cb_bridge_regs.bus_assigned && -	    dev->bus->number == fake_cb_bridge_regs.cardbus_busn && -	    PCI_SLOT(dev->devfn) == 0) -		new_io_window = 1; -	else -		new_io_window = 0; - -	if (new_io_window == io_window) -		return; - -	if (io_window != -1) { -		printk(KERN_ERR "bcm63xx: both PCI and cardbus devices " -		       "need IO, which hardware cannot do\n"); -		return; -	} - -	printk(KERN_INFO "bcm63xx: PCI IO window assigned to %s\n", -	       (new_io_window == 0) ? "PCI" : "cardbus"); - -	val = bcm_mpi_readl(MPI_L2PIOREMAP_REG); -	if (io_window) -		val |= MPI_L2PREMAP_IS_CARDBUS_MASK; -	else -		val &= ~MPI_L2PREMAP_IS_CARDBUS_MASK; -	bcm_mpi_writel(val, MPI_L2PIOREMAP_REG); - -	io_window = new_io_window; -} - -DECLARE_PCI_FIXUP_ENABLE(PCI_ANY_ID, PCI_ANY_ID, bcm63xx_fixup); -#endif diff --git a/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.c b/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.c deleted file mode 100644 index 601700dfd..000000000 --- a/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.c +++ /dev/null @@ -1,222 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License.  See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> - */ - -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <asm/bootinfo.h> - -#include "pci-bcm63xx.h" - -/* allow PCI to be disabled at runtime depending on board nvram - * configuration */ -int bcm63xx_pci_enabled = 0; - -static struct resource bcm_pci_mem_resource = { -	.name   = "bcm63xx PCI memory space", -	.start  = BCM_PCI_MEM_BASE_PA, -	.end    = BCM_PCI_MEM_END_PA, -	.flags  = IORESOURCE_MEM -}; - -static struct resource bcm_pci_io_resource = { -	.name   = "bcm63xx PCI IO space", -	.start  = BCM_PCI_IO_BASE_PA, -#ifdef CONFIG_CARDBUS -	.end    = BCM_PCI_IO_HALF_PA, -#else -	.end    = BCM_PCI_IO_END_PA, -#endif -	.flags  = IORESOURCE_IO -}; - -struct pci_controller bcm63xx_controller = { -	.pci_ops	= &bcm63xx_pci_ops, -	.io_resource	= &bcm_pci_io_resource, -	.mem_resource	= &bcm_pci_mem_resource, -}; - -/* - * We handle cardbus  via a fake Cardbus bridge,  memory and io spaces - * have to be  clearly separated from PCI one  since we have different - * memory decoder. - */ -#ifdef CONFIG_CARDBUS -static struct resource bcm_cb_mem_resource = { -	.name   = "bcm63xx Cardbus memory space", -	.start  = BCM_CB_MEM_BASE_PA, -	.end    = BCM_CB_MEM_END_PA, -	.flags  = IORESOURCE_MEM -}; - -static struct resource bcm_cb_io_resource = { -	.name   = "bcm63xx Cardbus IO space", -	.start  = BCM_PCI_IO_HALF_PA + 1, -	.end    = BCM_PCI_IO_END_PA, -	.flags  = IORESOURCE_IO -}; - -struct pci_controller bcm63xx_cb_controller = { -	.pci_ops	= &bcm63xx_cb_ops, -	.io_resource	= &bcm_cb_io_resource, -	.mem_resource	= &bcm_cb_mem_resource, -}; -#endif - -static u32 bcm63xx_int_cfg_readl(u32 reg) -{ -	u32 tmp; - -	tmp = reg & MPI_PCICFGCTL_CFGADDR_MASK; -	tmp |= MPI_PCICFGCTL_WRITEEN_MASK; -	bcm_mpi_writel(tmp, MPI_PCICFGCTL_REG); -	iob(); -	return bcm_mpi_readl(MPI_PCICFGDATA_REG); -} - -static void bcm63xx_int_cfg_writel(u32 val, u32 reg) -{ -	u32 tmp; - -	tmp = reg & MPI_PCICFGCTL_CFGADDR_MASK; -	tmp |=  MPI_PCICFGCTL_WRITEEN_MASK; -	bcm_mpi_writel(tmp, MPI_PCICFGCTL_REG); -	bcm_mpi_writel(val, MPI_PCICFGDATA_REG); -} - -void __iomem *pci_iospace_start; - -static int __init bcm63xx_pci_init(void) -{ -	unsigned int mem_size; -	u32 val; - -	if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358()) -		return -ENODEV; - -	if (!bcm63xx_pci_enabled) -		return -ENODEV; - -	/* -	 * configuration  access are  done through  IO space,  remap 4 -	 * first bytes to access it from CPU. -	 * -	 * this means that  no io access from CPU  should happen while -	 * we do a configuration cycle,  but there's no way we can add -	 * a spinlock for each io access, so this is currently kind of -	 * broken on SMP. -	 */ -	pci_iospace_start = ioremap_nocache(BCM_PCI_IO_BASE_PA, 4); -	if (!pci_iospace_start) -		return -ENOMEM; - -	/* setup local bus to PCI access (PCI memory) */ -	val = BCM_PCI_MEM_BASE_PA & MPI_L2P_BASE_MASK; -	bcm_mpi_writel(val, MPI_L2PMEMBASE1_REG); -	bcm_mpi_writel(~(BCM_PCI_MEM_SIZE - 1), MPI_L2PMEMRANGE1_REG); -	bcm_mpi_writel(val | MPI_L2PREMAP_ENABLED_MASK, MPI_L2PMEMREMAP1_REG); - -	/* set Cardbus IDSEL (type 0 cfg access on primary bus for -	 * this IDSEL will be done on Cardbus instead) */ -	val = bcm_pcmcia_readl(PCMCIA_C1_REG); -	val &= ~PCMCIA_C1_CBIDSEL_MASK; -	val |= (CARDBUS_PCI_IDSEL << PCMCIA_C1_CBIDSEL_SHIFT); -	bcm_pcmcia_writel(val, PCMCIA_C1_REG); - -#ifdef CONFIG_CARDBUS -	/* setup local bus to PCI access (Cardbus memory) */ -	val = BCM_CB_MEM_BASE_PA & MPI_L2P_BASE_MASK; -	bcm_mpi_writel(val, MPI_L2PMEMBASE2_REG); -	bcm_mpi_writel(~(BCM_CB_MEM_SIZE - 1), MPI_L2PMEMRANGE2_REG); -	val |= MPI_L2PREMAP_ENABLED_MASK | MPI_L2PREMAP_IS_CARDBUS_MASK; -	bcm_mpi_writel(val, MPI_L2PMEMREMAP2_REG); -#else -	/* disable second access windows */ -	bcm_mpi_writel(0, MPI_L2PMEMREMAP2_REG); -#endif - -	/* setup local bus  to PCI access (IO memory),  we have only 1 -	 * IO window  for both PCI  and cardbus, but it  cannot handle -	 * both  at the  same time,  assume standard  PCI for  now, if -	 * cardbus card has  IO zone, PCI fixup will  change window to -	 * cardbus */ -	val = BCM_PCI_IO_BASE_PA & MPI_L2P_BASE_MASK; -	bcm_mpi_writel(val, MPI_L2PIOBASE_REG); -	bcm_mpi_writel(~(BCM_PCI_IO_SIZE - 1), MPI_L2PIORANGE_REG); -	bcm_mpi_writel(val | MPI_L2PREMAP_ENABLED_MASK, MPI_L2PIOREMAP_REG); - -	/* enable PCI related GPIO pins */ -	bcm_mpi_writel(MPI_LOCBUSCTL_EN_PCI_GPIO_MASK, MPI_LOCBUSCTL_REG); - -	/* setup PCI to local bus access, used by PCI device to target -	 * local RAM while bus mastering */ -	bcm63xx_int_cfg_writel(0, PCI_BASE_ADDRESS_3); -	if (BCMCPU_IS_6358()) -		val = MPI_SP0_REMAP_ENABLE_MASK; -	else -		val = 0; -	bcm_mpi_writel(val, MPI_SP0_REMAP_REG); - -	bcm63xx_int_cfg_writel(0x0, PCI_BASE_ADDRESS_4); -	bcm_mpi_writel(0, MPI_SP1_REMAP_REG); - -	mem_size = bcm63xx_get_memory_size(); - -	/* 6348 before rev b0 exposes only 16 MB of RAM memory through -	 * PCI, throw a warning if we have more memory */ -	if (BCMCPU_IS_6348() && (bcm63xx_get_cpu_rev() & 0xf0) == 0xa0) { -		if (mem_size > (16 * 1024 * 1024)) -			printk(KERN_WARNING "bcm63xx: this CPU " -			       "revision cannot handle more than 16MB " -			       "of RAM for PCI bus mastering\n"); -	} else { -		/* setup sp0 range to local RAM size */ -		bcm_mpi_writel(~(mem_size - 1), MPI_SP0_RANGE_REG); -		bcm_mpi_writel(0, MPI_SP1_RANGE_REG); -	} - -	/* change  host bridge  retry  counter to  infinite number  of -	 * retry,  needed for  some broadcom  wifi cards  with Silicon -	 * Backplane bus where access to srom seems very slow  */ -	val = bcm63xx_int_cfg_readl(BCMPCI_REG_TIMERS); -	val &= ~REG_TIMER_RETRY_MASK; -	bcm63xx_int_cfg_writel(val, BCMPCI_REG_TIMERS); - -	/* enable memory decoder and bus mastering */ -	val = bcm63xx_int_cfg_readl(PCI_COMMAND); -	val |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); -	bcm63xx_int_cfg_writel(val, PCI_COMMAND); - -	/* enable read prefetching & disable byte swapping for bus -	 * mastering transfers */ -	val = bcm_mpi_readl(MPI_PCIMODESEL_REG); -	val &= ~MPI_PCIMODESEL_BAR1_NOSWAP_MASK; -	val &= ~MPI_PCIMODESEL_BAR2_NOSWAP_MASK; -	val &= ~MPI_PCIMODESEL_PREFETCH_MASK; -	val |= (8 << MPI_PCIMODESEL_PREFETCH_SHIFT); -	bcm_mpi_writel(val, MPI_PCIMODESEL_REG); - -	/* enable pci interrupt */ -	val = bcm_mpi_readl(MPI_LOCINT_REG); -	val |= MPI_LOCINT_MASK(MPI_LOCINT_EXT_PCI_INT); -	bcm_mpi_writel(val, MPI_LOCINT_REG); - -	register_pci_controller(&bcm63xx_controller); - -#ifdef CONFIG_CARDBUS -	register_pci_controller(&bcm63xx_cb_controller); -#endif - -	/* mark memory space used for IO mapping as reserved */ -	request_mem_region(BCM_PCI_IO_BASE_PA, BCM_PCI_IO_SIZE, -			   "bcm63xx PCI IO space"); -	return 0; -} - -arch_initcall(bcm63xx_pci_init); diff --git a/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.h b/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.h deleted file mode 100644 index a6e594ef3..000000000 --- a/target/linux/brcm63xx/files/arch/mips/pci/pci-bcm63xx.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef PCI_BCM63XX_H_ -#define PCI_BCM63XX_H_ - -#include <bcm63xx_cpu.h> -#include <bcm63xx_io.h> -#include <bcm63xx_regs.h> -#include <bcm63xx_dev_pci.h> - -/* - * Cardbus shares  the PCI bus, but has  no IDSEL, so a  special id is - * reserved for it.  If you have a standard PCI device at this id, you - * need to change the following definition. - */ -#define CARDBUS_PCI_IDSEL	0x8 - -/* - * defined in ops-bcm63xx.c - */ -extern struct pci_ops bcm63xx_pci_ops; -extern struct pci_ops bcm63xx_cb_ops; - -/* - * defined in pci-bcm63xx.c - */ -extern void __iomem *pci_iospace_start; - -#endif /* ! PCI_BCM63XX_H_ */  | 
