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Diffstat (limited to 'drivers/net/ibm_emac/ibm_emac_zmii.h')
-rw-r--r--drivers/net/ibm_emac/ibm_emac_zmii.h104
1 files changed, 47 insertions, 57 deletions
diff --git a/drivers/net/ibm_emac/ibm_emac_zmii.h b/drivers/net/ibm_emac/ibm_emac_zmii.h
index 6f6cd2a39e3..0bb26062c0a 100644
--- a/drivers/net/ibm_emac/ibm_emac_zmii.h
+++ b/drivers/net/ibm_emac/ibm_emac_zmii.h
@@ -1,23 +1,27 @@
/*
- * ocp_zmii.h
+ * drivers/net/ibm_emac/ibm_emac_zmii.h
*
- * Defines for the IBM ZMII bridge
+ * Driver for PowerPC 4xx on-chip ethernet controller, ZMII bridge support.
*
- * Armin Kuster akuster@mvista.com
- * Dec, 2001
+ * Copyright (c) 2004, 2005 Zultys Technologies.
+ * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
*
- * Copyright 2001 MontaVista Softare Inc.
+ * Based on original work by
+ * Armin Kuster <akuster@mvista.com>
+ * Copyright 2001 MontaVista Softare 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 _IBM_EMAC_ZMII_H_
#define _IBM_EMAC_ZMII_H_
#include <linux/config.h>
+#include <linux/init.h>
+#include <asm/ocp.h>
/* ZMII bridge registers */
struct zmii_regs {
@@ -26,68 +30,54 @@ struct zmii_regs {
u32 smiirs; /* SMII status reg */
};
-#define ZMII_INPUTS 4
-
/* ZMII device */
struct ibm_ocp_zmii {
struct zmii_regs *base;
- int mode[ZMII_INPUTS];
+ int mode; /* subset of PHY_MODE_XXXX */
int users; /* number of EMACs using this ZMII bridge */
+ u32 fer_save; /* FER value left by firmware */
};
-/* Fuctional Enable Reg */
-
-#define ZMII_FER_MASK(x) (0xf0000000 >> (4*x))
-
-#define ZMII_MDI0 0x80000000
-#define ZMII_SMII0 0x40000000
-#define ZMII_RMII0 0x20000000
-#define ZMII_MII0 0x10000000
-#define ZMII_MDI1 0x08000000
-#define ZMII_SMII1 0x04000000
-#define ZMII_RMII1 0x02000000
-#define ZMII_MII1 0x01000000
-#define ZMII_MDI2 0x00800000
-#define ZMII_SMII2 0x00400000
-#define ZMII_RMII2 0x00200000
-#define ZMII_MII2 0x00100000
-#define ZMII_MDI3 0x00080000
-#define ZMII_SMII3 0x00040000
-#define ZMII_RMII3 0x00020000
-#define ZMII_MII3 0x00010000
+#ifdef CONFIG_IBM_EMAC_ZMII
+int zmii_attach(void *emac) __init;
-/* Speed Selection reg */
+void __zmii_fini(struct ocp_device *ocpdev, int input) __exit;
+static inline void zmii_fini(struct ocp_device *ocpdev, int input)
+{
+ if (ocpdev)
+ __zmii_fini(ocpdev, input);
+}
-#define ZMII_SCI0 0x40000000
-#define ZMII_FSS0 0x20000000
-#define ZMII_SP0 0x10000000
-#define ZMII_SCI1 0x04000000
-#define ZMII_FSS1 0x02000000
-#define ZMII_SP1 0x01000000
-#define ZMII_SCI2 0x00400000
-#define ZMII_FSS2 0x00200000
-#define ZMII_SP2 0x00100000
-#define ZMII_SCI3 0x00040000
-#define ZMII_FSS3 0x00020000
-#define ZMII_SP3 0x00010000
+void __zmii_enable_mdio(struct ocp_device *ocpdev, int input);
+static inline void zmii_enable_mdio(struct ocp_device *ocpdev, int input)
+{
+ if (ocpdev)
+ __zmii_enable_mdio(ocpdev, input);
+}
-#define ZMII_MII0_100MB ZMII_SP0
-#define ZMII_MII0_10MB ~ZMII_SP0
-#define ZMII_MII1_100MB ZMII_SP1
-#define ZMII_MII1_10MB ~ZMII_SP1
-#define ZMII_MII2_100MB ZMII_SP2
-#define ZMII_MII2_10MB ~ZMII_SP2
-#define ZMII_MII3_100MB ZMII_SP3
-#define ZMII_MII3_10MB ~ZMII_SP3
+void __zmii_set_speed(struct ocp_device *ocpdev, int input, int speed);
+static inline void zmii_set_speed(struct ocp_device *ocpdev, int input,
+ int speed)
+{
+ if (ocpdev)
+ __zmii_set_speed(ocpdev, input, speed);
+}
-/* SMII Status reg */
+int __zmii_get_regs_len(struct ocp_device *ocpdev);
+static inline int zmii_get_regs_len(struct ocp_device *ocpdev)
+{
+ return ocpdev ? __zmii_get_regs_len(ocpdev) : 0;
+}
-#define ZMII_STS0 0xFF000000 /* EMAC0 smii status mask */
-#define ZMII_STS1 0x00FF0000 /* EMAC1 smii status mask */
+void *zmii_dump_regs(struct ocp_device *ocpdev, void *buf);
-#define SMII 0
-#define RMII 1
-#define MII 2
-#define MDI 3
+#else
+# define zmii_attach(x) 0
+# define zmii_fini(x,y) ((void)0)
+# define zmii_enable_mdio(x,y) ((void)0)
+# define zmii_set_speed(x,y,z) ((void)0)
+# define zmii_get_regs_len(x) 0
+# define zmii_dump_regs(x,buf) (buf)
+#endif /* !CONFIG_IBM_EMAC_ZMII */
#endif /* _IBM_EMAC_ZMII_H_ */