diff options
Diffstat (limited to 'drivers/net/ibm_emac/ibm_emac_zmii.h')
| -rw-r--r-- | drivers/net/ibm_emac/ibm_emac_zmii.h | 104 |
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 6f6cd2a39e38..0bb26062c0ad 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_ */ |