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authorIngo Molnar <mingo@elte.hu>2009-03-28 23:05:50 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-28 23:05:50 +0100
commitb0d44c0dbbd52effb731b1c0af9afd56215c48de (patch)
tree3237c0087d91a5390aed05689b9f610ba16fa116 /drivers/net/fsl_pq_mdio.h
parentdma-debug: make memory range checks more consistent (diff)
parentMerge branch 'percpu-cpumask-x86-for-linus-2' of git://git.kernel.org/pub/scm... (diff)
downloadlinux-b0d44c0dbbd52effb731b1c0af9afd56215c48de.tar.xz
linux-b0d44c0dbbd52effb731b1c0af9afd56215c48de.zip
Merge branch 'linus' into core/iommu
Conflicts: arch/x86/Kconfig
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 */