diff options
author | Stefan Reinauer <stepan@coresystems.de> | 2010-01-17 13:52:50 +0000 |
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committer | Stefan Reinauer <stepan@openbios.org> | 2010-01-17 13:52:50 +0000 |
commit | 2e73e1975149aea1ac78dced3d9e8b0b7f684113 (patch) | |
tree | 95cc16f94b62c4d0571cc063dffddb3ea7c5c633 /src/southbridge/ti/pci7420/pci7420_firewire.c | |
parent | f00052afbfffe87a3f0e07bbb5b8453f48ad19f5 (diff) |
Add support for the Texas Instruments Cardbus+Firewire bridge TI PCI7420
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5029 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/southbridge/ti/pci7420/pci7420_firewire.c')
-rw-r--r-- | src/southbridge/ti/pci7420/pci7420_firewire.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/southbridge/ti/pci7420/pci7420_firewire.c b/src/southbridge/ti/pci7420/pci7420_firewire.c new file mode 100644 index 0000000000..3dbb797646 --- /dev/null +++ b/src/southbridge/ti/pci7420/pci7420_firewire.c @@ -0,0 +1,67 @@ +/* + * (C) Copyright 2008-2009 coresystems GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <arch/io.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ops.h> +#include <device/pci_ids.h> +#include <console/console.h> +#include <device/cardbus.h> +#include "pci7420.h" +#include "chip.h" + +static void pci7420_firewire_init(device_t dev) +{ + u8 reg8; + + printk_debug("TI PCI7420/7620 FireWire init\n"); + +#ifdef ODD_IRQ_FIXUP + /* This is a workaround for buggy kernels. This should + * probably be read from the device tree, but as long + * as only one mainboard is using this bridge it does + * not matter + */ + pci_write_config8(dev, PCI_INTERRUPT_PIN, INTC); +#endif +} + +static struct device_operations ti_pci7420_firewire_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = pci7420_firewire_init, +}; + +static const struct pci_driver ti_pci7420_driver __pci_driver = { + .ops = &ti_pci7420_firewire_ops, + .vendor = 0x104c, + .device = 0x802e, +}; + +static void ti_pci7420_firewire_enable_dev(device_t dev) +{ + /* Nothing here yet */ +} + +struct chip_operations southbridge_ti_pci7420_firewire_ops = { + CHIP_NAME("Texas Instruments PCI7420/7620 FireWire (IEEE 1394)") + .enable_dev = ti_pci7420_firewire_enable_dev, +}; |