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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Marc Bertens <mbertens@xs4all.nl>
*
* 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 <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <console/console.h>
#if (!defined(CONFIG_TI_PCMCIA_CARDBUS_CMDR) || \
!defined(CONFIG_TI_PCMCIA_CARDBUS_CLSR) || \
!defined(CONFIG_TI_PCMCIA_CARDBUS_CLTR) || \
!defined(CONFIG_TI_PCMCIA_CARDBUS_BCR) || \
!defined(CONFIG_TI_PCMCIA_CARDBUS_SCR) || \
!defined(CONFIG_TI_PCMCIA_CARDBUS_MRR))
#error "you must supply these values in your mainboard-specific Kconfig file"
#endif
static void ti_pci1x2y_init(struct device *dev)
{
printk(BIOS_INFO, "Init of Texas Instruments PCI1x2x PCMCIA/CardBus controller\n");
/* Command (offset 04) */
pci_write_config16(dev, 0x04, CONFIG_TI_PCMCIA_CARDBUS_CMDR);
/* Cache Line Size (offset 0x0C) */
pci_write_config8(dev, 0x0C, CONFIG_TI_PCMCIA_CARDBUS_CLSR);
/* CardBus latency timer (offset 0x1B) */
pci_write_config8(dev, 0x1B, CONFIG_TI_PCMCIA_CARDBUS_CLTR);
/* Bridge control (offset 0x3E) */
pci_write_config16(dev, 0x3E, CONFIG_TI_PCMCIA_CARDBUS_BCR);
/*
* Enable change sub-vendor ID. Clear the bit 5 to enable to write
* to the sub-vendor/device ids at 40 and 42.
*/
pci_write_config32(dev, 0x80, 0x10);
pci_write_config32(dev, 0x40, PCI_VENDOR_ID_NOKIA);
/* Now write the correct value for SCR. */
/* System control (offset 0x80) */
pci_write_config32(dev, 0x80, CONFIG_TI_PCMCIA_CARDBUS_SCR);
/* Multifunction routing */
pci_write_config32(dev, 0x8C, CONFIG_TI_PCMCIA_CARDBUS_MRR);
/* Set the device control register (0x92) accordingly. */
pci_write_config8(dev, 0x92, pci_read_config8(dev, 0x92) | 0x02);
}
static struct device_operations ti_pci1x2y_ops = {
.read_resources = NULL, //pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = ti_pci1x2y_init,
.scan_bus = 0,
};
static const struct pci_driver ti_pci1225_driver __pci_driver = {
.ops = &ti_pci1x2y_ops,
.vendor = PCI_VENDOR_ID_TI,
.device = PCI_DEVICE_ID_TI_1225,
};
static const struct pci_driver ti_pci1420_driver __pci_driver = {
.ops = &ti_pci1x2y_ops,
.vendor = PCI_VENDOR_ID_TI,
.device = PCI_DEVICE_ID_TI_1420,
};
static const struct pci_driver ti_pci1520_driver __pci_driver = {
.ops = &ti_pci1x2y_ops,
.vendor = PCI_VENDOR_ID_TI,
.device = PCI_DEVICE_ID_TI_1520,
};
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