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authorGavin Guo <gavinguo@andestech.com>2011-11-28 20:48:14 +0000
committerWolfgang Denk <wd@denx.de>2011-12-05 23:13:48 +0100
commit014e46782b6f986766cdaea99b954ae877be4ea5 (patch)
tree707a915649bb03b5f0b5643cb7bda9fcef0e43ba /drivers/pci/pci_ftpci100.h
parent5751aa2f248a72c3cec7048cec8dfad33dab0979 (diff)
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pci_ftpci100: Implementation FTPCI100 PCI driver
FTPCI100 is a SoC PCI componenet of Faraday company. Which is usually built into SoC chips for providing embedded PCI functions. Signed-off-by: Gavin Guo <gavinguo@andestech.com> Signed-off-by: Macpaul Lin <macpaul@andestech.com>
Diffstat (limited to 'drivers/pci/pci_ftpci100.h')
-rw-r--r--drivers/pci/pci_ftpci100.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/drivers/pci/pci_ftpci100.h b/drivers/pci/pci_ftpci100.h
new file mode 100644
index 0000000..19c81a8
--- /dev/null
+++ b/drivers/pci/pci_ftpci100.h
@@ -0,0 +1,94 @@
+/*
+ * Faraday FTPCI100 PCI Bridge Controller Device Driver Implementation
+ *
+ * Copyright (C) 2010 Andes Technology Corporation
+ * Gavin Guo, Andes Technology Corporation <gavinguo@andestech.com>
+ * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
+ *
+ * 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 __FTPCI100_H
+#define __FTPCI100_H
+
+/* AHB Control Registers */
+struct ftpci100_ahbc {
+ unsigned int iosize; /* 0x00 - I/O Space Size Signal */
+ unsigned int prot; /* 0x04 - AHB Protection */
+ unsigned int rsved[8]; /* 0x08-0x24 - Reserved */
+ unsigned int conf; /* 0x28 - PCI Configuration */
+ unsigned int data; /* 0x2c - PCI Configuration DATA */
+};
+
+/*
+ * FTPCI100_IOSIZE_REG's constant definitions
+ */
+#define FTPCI100_BASE_IO_SIZE(x) (ffs(x) - 1) /* 1M - 2048M */
+
+/*
+ * PCI Configuration Register
+ */
+#define PCI_INT_MASK 0x4c
+#define PCI_MEM_BASE_SIZE1 0x50
+#define PCI_MEM_BASE_SIZE2 0x54
+#define PCI_MEM_BASE_SIZE3 0x58
+
+/*
+ * PCI_INT_MASK's bit definitions
+ */
+#define PCI_INTA_ENABLE (1 << 22)
+#define PCI_INTB_ENABLE (1 << 23)
+#define PCI_INTC_ENABLE (1 << 24)
+#define PCI_INTD_ENABLE (1 << 25)
+
+/*
+ * PCI_MEM_BASE_SIZE1's constant definitions
+ */
+#define FTPCI100_BASE_ADR_SIZE(x) ((ffs(x) - 1) << 16) /* 1M - 2048M */
+
+#define FTPCI100_MAX_FUNCTIONS 20
+#define PCI_IRQ_LINES 4
+
+#define MAX_BUS_NUM 256
+#define MAX_DEV_NUM 32
+#define MAX_FUN_NUM 8
+
+#define PCI_MAX_BAR_PER_FUNC 6
+
+/*
+ * PCI_MEM_SIZE
+ */
+#define FTPCI100_MEM_SIZE(x) (ffs(x) << 24)
+
+/* This definition is used by pci_ftpci_init() */
+#define FTPCI100_BRIDGE_VENDORID 0x159b
+#define FTPCI100_BRIDGE_DEVICEID 0x4321
+
+struct pcibar {
+ unsigned int size;
+ unsigned int addr;
+};
+
+struct pci_config {
+ unsigned int bus;
+ unsigned int dev; /* device */
+ unsigned int func;
+ unsigned int pin;
+ unsigned short v_id; /* vendor id */
+ unsigned short d_id; /* device id */
+ struct pcibar bar[PCI_MAX_BAR_PER_FUNC + 1];
+};
+
+#endif