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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-03-28 23:29:51 +0300
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-03-28 23:29:51 +0300
commited40d0c472b136682b2fcba05f89762859c7374f (patch)
tree076b83a26bcd63d6158463735dd34c10bbc591dc /drivers/net/fsl_pq_mdio.h
parent9e495834e59ca9b29f1a1f63b9f5533bb022ac49 (diff)
parent5d80f8e5a9dc9c9a94d4aeaa567e219a808b8a4a (diff)
downloadlinux-ed40d0c472b136682b2fcba05f89762859c7374f.tar.xz
Merge branch 'origin' into devel
Conflicts: sound/soc/pxa/pxa2xx-i2s.c
Diffstat (limited to 'drivers/net/fsl_pq_mdio.h')
-rw-r--r--drivers/net/fsl_pq_mdio.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/fsl_pq_mdio.h b/drivers/net/fsl_pq_mdio.h
new file mode 100644
index 000000000000..36dad527410b
--- /dev/null
+++ b/drivers/net/fsl_pq_mdio.h
@@ -0,0 +1,45 @@
+/*
+ * Freescale PowerQUICC MDIO Driver -- MII Management Bus Implementation
+ * Driver for the MDIO bus controller on Freescale PowerQUICC processors
+ *
+ * Author: Andy Fleming
+ *
+ * Copyright (c) 2002-2004,2008 Freescale Semiconductor, Inc.
+ *
+ * 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.
+ *
+ */
+#ifndef __FSL_PQ_MDIO_H
+#define __FSL_PQ_MDIO_H
+
+#define MIIMIND_BUSY 0x00000001
+#define MIIMIND_NOTVALID 0x00000004
+#define MIIMCFG_INIT_VALUE 0x00000007
+#define MIIMCFG_RESET 0x80000000
+
+#define MII_READ_COMMAND 0x00000001
+
+struct fsl_pq_mdio {
+ u32 miimcfg; /* MII management configuration reg */
+ u32 miimcom; /* MII management command reg */
+ u32 miimadd; /* MII management address reg */
+ u32 miimcon; /* MII management control reg */
+ u32 miimstat; /* MII management status reg */
+ u32 miimind; /* MII management indication reg */
+ u8 reserved[28]; /* Space holder */
+ u32 utbipar; /* TBI phy address reg (only on UCC) */
+} __attribute__ ((packed));
+
+
+int fsl_pq_mdio_read(struct mii_bus *bus, int mii_id, int regnum);
+int fsl_pq_mdio_write(struct mii_bus *bus, int mii_id, int regnum, u16 value);
+int fsl_pq_local_mdio_write(struct fsl_pq_mdio __iomem *regs, int mii_id,
+ int regnum, u16 value);
+int fsl_pq_local_mdio_read(struct fsl_pq_mdio __iomem *regs, int mii_id, int regnum);
+int __init fsl_pq_mdio_init(void);
+void fsl_pq_mdio_exit(void);
+void fsl_pq_mdio_bus_name(char *name, struct device_node *np);
+#endif /* FSL_PQ_MDIO_H */