Fix some of Peter's suggestions for the Nokia IP530.

Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Myles Watson <mylesgw@gmail.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5621 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 84 insertions, 0 deletions

diff --git a/src/southbridge/ti/pci1x2x/pci1x2x.c b/src/southbridge/ti/pci1x2x/pci1x2x.c
new file mode 100644
index 0000000000..42ec718e97
--- /dev/null
+++ b/src/southbridge/ti/pci1x2x/pci1x2x.c
@@ -0,0 +1,84 @@
+/*
+ * 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 register (offset 04)
+	pci_write_config16( dev, 0x04, CONFIG_TI_PCMCIA_CARDBUS_CMDR );
+	// Cache Line Size Register (offset 0x0C)
+	pci_write_config8( dev, 0x0C, CONFIG_TI_PCMCIA_CARDBUS_CLSR );
+	// CardBus latency timer register (offset 1B)
+	pci_write_config8( dev, 0x1B, CONFIG_TI_PCMCIA_CARDBUS_CLTR );
+	// Bridge control register (offset 3E)
+	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 Register (offset 0x80)
+	pci_write_config32( dev, 0x80, CONFIG_TI_PCMCIA_CARDBUS_SCR );
+	// Multifunction routing register
+	pci_write_config32( dev, 0x8C, CONFIG_TI_PCMCIA_CARDBUS_MRR );
+	// Set Device Control Register (0x92) accordingly
+	pci_write_config8( dev, 0x92, pci_read_config8( dev, 0x92 ) | 0x02 );
+	return;
+}
+
+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_1420,
+};