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Diffstat (limited to 'include/linux/mtd/pmc551.h')
-rw-r--r--include/linux/mtd/pmc551.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/linux/mtd/pmc551.h b/include/linux/mtd/pmc551.h
new file mode 100644
index 000000000000..113e3087f68a
--- /dev/null
+++ b/include/linux/mtd/pmc551.h
@@ -0,0 +1,79 @@
+/*
+ * $Id: pmc551.h,v 1.5 2003/01/24 16:49:53 dwmw2 Exp $
+ *
+ * PMC551 PCI Mezzanine Ram Device
+ *
+ * Author:
+ * Mark Ferrell
+ * Copyright 1999,2000 Nortel Networks
+ *
+ * License:
+ * As part of this driver was derrived from the slram.c driver it falls
+ * under the same license, which is GNU General Public License v2
+ */
+
+#ifndef __MTD_PMC551_H__
+#define __MTD_PMC551_H__
+
+#include <linux/mtd/mtd.h>
+
+#define PMC551_VERSION "$Id: pmc551.h,v 1.5 2003/01/24 16:49:53 dwmw2 Exp $\n"\
+ "Ramix PMC551 PCI Mezzanine Ram Driver. (C) 1999,2000 Nortel Networks.\n"
+
+/*
+ * Our personal and private information
+ */
+struct mypriv {
+ struct pci_dev *dev;
+ u_char *start;
+ u32 base_map0;
+ u32 curr_map0;
+ u32 asize;
+ struct mtd_info *nextpmc551;
+};
+
+/*
+ * Function Prototypes
+ */
+static int pmc551_erase(struct mtd_info *, struct erase_info *);
+static void pmc551_unpoint(struct mtd_info *, u_char *, loff_t, size_t);
+static int pmc551_point (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char **mtdbuf);
+static int pmc551_read(struct mtd_info *, loff_t, size_t, size_t *, u_char *);
+static int pmc551_write(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+
+
+/*
+ * Define the PCI ID's if the kernel doesn't define them for us
+ */
+#ifndef PCI_VENDOR_ID_V3_SEMI
+#define PCI_VENDOR_ID_V3_SEMI 0x11b0
+#endif
+
+#ifndef PCI_DEVICE_ID_V3_SEMI_V370PDC
+#define PCI_DEVICE_ID_V3_SEMI_V370PDC 0x0200
+#endif
+
+
+#define PMC551_PCI_MEM_MAP0 0x50
+#define PMC551_PCI_MEM_MAP1 0x54
+#define PMC551_PCI_MEM_MAP_MAP_ADDR_MASK 0x3ff00000
+#define PMC551_PCI_MEM_MAP_APERTURE_MASK 0x000000f0
+#define PMC551_PCI_MEM_MAP_REG_EN 0x00000002
+#define PMC551_PCI_MEM_MAP_ENABLE 0x00000001
+
+#define PMC551_SDRAM_MA 0x60
+#define PMC551_SDRAM_CMD 0x62
+#define PMC551_DRAM_CFG 0x64
+#define PMC551_SYS_CTRL_REG 0x78
+
+#define PMC551_DRAM_BLK0 0x68
+#define PMC551_DRAM_BLK1 0x6c
+#define PMC551_DRAM_BLK2 0x70
+#define PMC551_DRAM_BLK3 0x74
+#define PMC551_DRAM_BLK_GET_SIZE(x) (524288<<((x>>4)&0x0f))
+#define PMC551_DRAM_BLK_SET_COL_MUX(x,v) (((x) & ~0x00007000) | (((v) & 0x7) << 12))
+#define PMC551_DRAM_BLK_SET_ROW_MUX(x,v) (((x) & ~0x00000f00) | (((v) & 0xf) << 8))
+
+
+#endif /* __MTD_PMC551_H__ */
+