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-rw-r--r--src/southbridge/via/vt8237r/vt8237r_nic.c62
-rw-r--r--src/southbridge/via/vt8237r/vt8237r_usb.c166
2 files changed, 228 insertions, 0 deletions
diff --git a/src/southbridge/via/vt8237r/vt8237r_nic.c b/src/southbridge/via/vt8237r/vt8237r_nic.c
new file mode 100644
index 0000000000..9f618087cb
--- /dev/null
+++ b/src/southbridge/via/vt8237r/vt8237r_nic.c
@@ -0,0 +1,62 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007, 2008 Rudolf Marek <r.marek@assembler.cz>
+ * Copyright (C) 2009 Jon Harrison <bothlyn@blueyonder.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License v2 as published by
+ * the Free Software Foundation.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include "vt8237r.h"
+
+
+static void vt8237_eth_read_resources(struct device *dev)
+{
+#ifdef CONFIG_EPIA_VT8237R_INIT
+ struct resource *res;
+
+ /* Fix the I/O Resources of the USB2.0 Interface */
+ res = new_resource(dev, PCI_BASE_ADDRESS_0);
+ res->base = 0xF6001000ULL;
+ res->size = 256;
+ res->align = 12;
+ res->gran = 8;
+ res->limit = res->base + res->size - 1;
+ res->flags = IORESOURCE_MEM | IORESOURCE_FIXED |
+ IORESOURCE_ASSIGNED;
+#else
+ pci_dev_read_resources(dev);
+#endif
+ return;
+}
+
+
+static const struct device_operations vt8237_eth_ops = {
+ .read_resources = vt8237_eth_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = 0,
+ .enable = 0,
+ .ops_pci = 0,
+};
+
+static const struct pci_driver vt8237r_driver_eth __pci_driver = {
+ .ops = &vt8237_eth_ops,
+ .vendor = PCI_VENDOR_ID_VIA,
+ .device = PCI_DEVICE_ID_VIA_8233_7,
+};
diff --git a/src/southbridge/via/vt8237r/vt8237r_usb.c b/src/southbridge/via/vt8237r/vt8237r_usb.c
new file mode 100644
index 0000000000..bc4c34f8f9
--- /dev/null
+++ b/src/southbridge/via/vt8237r/vt8237r_usb.c
@@ -0,0 +1,166 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007, 2008 Rudolf Marek <r.marek@assembler.cz>
+ * Copyright (C) 2009 Jon Harrison <bothlyn@blueyonder.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License v2 as published by
+ * the Free Software Foundation.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include "vt8237r.h"
+
+#ifdef CONFIG_EPIA_VT8237R_INIT
+u32 usb_io_addr[4] = {0xcc00, 0xd000, 0xd400, 0xd800};
+#endif
+
+static void usb_i_init(struct device *dev)
+{
+
+#ifdef CONFIG_EPIA_VT8237R_INIT
+ u8 reg8;
+
+ printk_debug("Entering %s\n", __func__);
+
+ printk_spew("%s Read %02X from PCI Command Reg\n", dev_path(dev), reg8);
+
+ reg8 = pci_read_config8(dev, 0x04);
+
+ reg8 = reg8 | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
+ pci_write_config8(dev, 0x04, reg8);
+
+ printk_spew("%s Wrote %02X to PCI Command Reg\n", dev_path(dev), reg8);
+
+ /* Set Cache Line Size and Latency Timer */
+ pci_write_config8(dev, 0x0c, 0x08);
+ pci_write_config8(dev, 0x0d, 0x20);
+
+ /* Enable Sub Device ID Back Door and set Generic */
+ reg8 = pci_read_config8(dev, 0x42);
+ reg8 |= 0x10;
+ pci_write_config8(dev, 0x42, reg8);
+ pci_write_config16(dev, 0x2e, 0xAA07);
+ reg8 &= ~0x10;
+ pci_write_config8(dev, 0x42, reg8);
+
+
+ pci_write_config8(dev, 0x41, 0x12);
+
+ pci_write_config8(dev, 0x49, 0x0B);
+
+ /* Clear PCI Status */
+ pci_write_config16(dev, 0x06, 0x7A10);
+#endif
+ return;
+}
+
+static void vt8237_usb_i_read_resources(struct device *dev)
+{
+#ifdef CONFIG_EPIA_VT8237R_INIT
+ struct resource *res;
+ u8 function = (u8) dev->path.pci.devfn & 0x7;
+
+ printk_spew("VT8237R Fixing USB 1.1 fn %d I/O resource = 0x%04X\n", function, usb_io_addr[function]);
+
+ /* Fix the I/O Resources of the USB1.1 Interfaces */
+ /* Auto PCI probe seems to size the resources */
+ /* Incorrectly */
+ res = new_resource(dev, PCI_BASE_ADDRESS_4);
+ res->base = usb_io_addr[function];
+ res->size = 256;
+ res->limit = 0xffffUL;
+ res->align = 10;
+ res->gran = 8;
+ res->flags = IORESOURCE_IO | IORESOURCE_FIXED |
+ IORESOURCE_ASSIGNED;
+#else
+ pci_dev_read_resources(dev);
+#endif
+ return;
+}
+
+static void usb_ii_init(struct device *dev)
+{
+#ifdef CONFIG_EPIA_VT8237R_INIT
+ u8 reg8;
+
+ printk_debug("Entering %s\n", __func__);
+
+ /* Set memory Write and Invalidate */
+ reg8 = pci_read_config8(dev, 0x04);
+ reg8 |= 0x10;
+ pci_write_config8(dev, 0x04, reg8);
+
+ /* Set Cache line Size and Latency Timer */
+ pci_write_config8(dev, 0x0c, 0x08);
+ pci_write_config8(dev, 0x0d, 0x20);
+
+ /* Clear PCI Status */
+ pci_write_config16(dev, 0x06, 0x7A10);
+#endif
+
+}
+
+static void vt8237_usb_ii_read_resources(struct device *dev)
+{
+#ifdef CONFIG_EPIA_VT8237R_INIT
+ struct resource *res;
+
+ /* Fix the I/O Resources of the USB2.0 Interface */
+ res = new_resource(dev, PCI_BASE_ADDRESS_0);
+ res->base = 0xF6000000ULL;
+ res->size = 256;
+ res->align = 12;
+ res->gran = 8;
+ res->limit = res->base + res->size - 1;
+ res->flags = IORESOURCE_MEM | IORESOURCE_FIXED |
+ IORESOURCE_ASSIGNED;
+#else
+ pci_dev_read_resources(dev);
+#endif
+ return;
+}
+
+static const struct device_operations usb_i_ops = {
+ .read_resources = vt8237_usb_i_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = usb_i_init,
+ .enable = 0,
+ .ops_pci = 0,
+};
+
+static const struct device_operations usb_ii_ops = {
+ .read_resources = vt8237_usb_ii_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = usb_ii_init,
+ .enable = 0,
+ .ops_pci = 0,
+};
+
+static const struct pci_driver vt8237r_driver_usbii __pci_driver = {
+ .ops = &usb_ii_ops,
+ .vendor = PCI_VENDOR_ID_VIA,
+ .device = PCI_DEVICE_ID_VIA_VT8237R_EHCI,
+};
+
+static const struct pci_driver vt8237r_driver_usbi __pci_driver = {
+ .ops = &usb_i_ops,
+ .vendor = PCI_VENDOR_ID_VIA,
+ .device = PCI_DEVICE_ID_VIA_VT8237R_UHCI,
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 17:34:56 +0000