diff options
author | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-04-03 11:26:12 +0000 |
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committer | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-04-03 11:26:12 +0000 |
commit | d4aeb1b5c81c3adfa2db01e9a6eebf9ec5b6d35b (patch) | |
tree | 76ed696b3e25e39b51ccf35000ffb234b7b95016 /target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c | |
parent | 6e7905d2a36799482b283ad8e3f0f9fa520f09ac (diff) |
Split up brcm63xx into files/
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6848 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c')
-rw-r--r-- | target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c b/target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c new file mode 100644 index 000000000..b5a8e1587 --- /dev/null +++ b/target/linux/brcm63xx-2.6/files/arch/mips/pci/fixup-bcm96348.c @@ -0,0 +1,93 @@ +/* +<:copyright-gpl + Copyright 2002 Broadcom Corp. All Rights Reserved. + + This program is free software; you can distribute it and/or modify it + under the terms of the GNU General Public License (Version 2) as + published by the Free Software Foundation. + + This program is distributed in the hope it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. +:> +*/ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/pci.h> + +#include <bcmpci.h> +#include <bcm_intr.h> +#include <bcm_map_part.h> + +static volatile MpiRegisters * mpi = (MpiRegisters *)(MPI_BASE); + +static char irq_tab_bcm96348[] __initdata = { + [0] = INTERRUPT_ID_MPI, + [1] = INTERRUPT_ID_MPI, +#if defined(CONFIG_USB) + [USB_HOST_SLOT] = INTERRUPT_ID_USBH +#endif +}; + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + return irq_tab_bcm96348[slot]; +} + +static void bcm96348_fixup(struct pci_dev *dev) +{ + uint32 memaddr; + uint32 size; + + memaddr = pci_resource_start(dev, 0); + size = pci_resource_len(dev, 0); + + switch (PCI_SLOT(dev->devfn)) { + case 0: + // UBUS to PCI address range + // Memory Window 1. Mask determines which bits are decoded. + mpi->l2pmrange1 = ~(size-1); + // UBUS to PCI Memory base address. This is akin to the ChipSelect base + // register. + mpi->l2pmbase1 = memaddr & BCM_PCI_ADDR_MASK; + // UBUS to PCI Remap Address. Replaces the masked address bits in the + // range register with this setting. + // Also, enable direct I/O and direct Memory accesses + mpi->l2pmremap1 = (memaddr | MEM_WINDOW_EN); + break; + + case 1: + // Memory Window 2 + mpi->l2pmrange2 = ~(size-1); + // UBUS to PCI Memory base address. + mpi->l2pmbase2 = memaddr & BCM_PCI_ADDR_MASK; + // UBUS to PCI Remap Address + mpi->l2pmremap2 = (memaddr | MEM_WINDOW_EN); + break; + +#if defined(CONFIG_USB) + case USB_HOST_SLOT: + dev->resource[0].start = USB_HOST_BASE; + dev->resource[0].end = USB_HOST_BASE+USB_BAR0_MEM_SIZE-1; + break; +#endif + } +} + +int pcibios_plat_dev_init(struct pci_dev *dev) +{ + return 0; +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM, PCI_ANY_ID, + bcm96348_fixup); + +/*struct pci_fixup pcibios_fixups[] = { + { PCI_FIXUP_FINAL, PCI_ANY_ID, PCI_ANY_ID, bcm96348_fixup }, + {0} +};*/ |