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authorHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-10-23 15:24:10 +0200
committerHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-10-23 15:24:10 +0200
commitd9214556b11a8d18ff588e60824c12041d30f791 (patch)
tree04ab59d13961675811a55c96fb12b2b167b72318 /arch/mips/include/asm/vr41xx/pci.h
parent72a1419a9d4c859a3345e4b83f8ef7d599d3818c (diff)
parente82c6106b04b85879d802bbbeaed30d9b10a92e2 (diff)
Merge branches 'boards' and 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
Diffstat (limited to 'arch/mips/include/asm/vr41xx/pci.h')
-rw-r--r--arch/mips/include/asm/vr41xx/pci.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/mips/include/asm/vr41xx/pci.h b/arch/mips/include/asm/vr41xx/pci.h
new file mode 100644
index 000000000000..6fc01ce19777
--- /dev/null
+++ b/arch/mips/include/asm/vr41xx/pci.h
@@ -0,0 +1,90 @@
+/*
+ * Include file for NEC VR4100 series PCI Control Unit.
+ *
+ * Copyright (C) 2004-2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __NEC_VR41XX_PCI_H
+#define __NEC_VR41XX_PCI_H
+
+#define PCI_MASTER_ADDRESS_MASK 0x7fffffffU
+
+struct pci_master_address_conversion {
+ uint32_t bus_base_address;
+ uint32_t address_mask;
+ uint32_t pci_base_address;
+};
+
+struct pci_target_address_conversion {
+ uint32_t address_mask;
+ uint32_t bus_base_address;
+};
+
+typedef enum {
+ CANNOT_LOCK_FROM_DEVICE,
+ CAN_LOCK_FROM_DEVICE,
+} pci_exclusive_access_t;
+
+struct pci_mailbox_address {
+ uint32_t base_address;
+};
+
+struct pci_target_address_window {
+ uint32_t base_address;
+};
+
+typedef enum {
+ PCI_ARBITRATION_MODE_FAIR,
+ PCI_ARBITRATION_MODE_ALTERNATE_0,
+ PCI_ARBITRATION_MODE_ALTERNATE_B,
+} pci_arbiter_priority_control_t;
+
+typedef enum {
+ PCI_TAKE_AWAY_GNT_DISABLE,
+ PCI_TAKE_AWAY_GNT_ENABLE,
+} pci_take_away_gnt_mode_t;
+
+struct pci_controller_unit_setup {
+ struct pci_master_address_conversion *master_memory1;
+ struct pci_master_address_conversion *master_memory2;
+
+ struct pci_target_address_conversion *target_memory1;
+ struct pci_target_address_conversion *target_memory2;
+
+ struct pci_master_address_conversion *master_io;
+
+ pci_exclusive_access_t exclusive_access;
+
+ uint32_t pci_clock_max;
+ uint8_t wait_time_limit_from_irdy_to_trdy; /* Only VR4122 is supported */
+
+ struct pci_mailbox_address *mailbox;
+ struct pci_target_address_window *target_window1;
+ struct pci_target_address_window *target_window2;
+
+ uint8_t master_latency_timer;
+ uint8_t retry_limit;
+
+ pci_arbiter_priority_control_t arbiter_priority_control;
+ pci_take_away_gnt_mode_t take_away_gnt_mode;
+
+ struct resource *mem_resource;
+ struct resource *io_resource;
+};
+
+extern void vr41xx_pciu_setup(struct pci_controller_unit_setup *setup);
+
+#endif /* __NEC_VR41XX_PCI_H */