From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sat, 16 Apr 2005 15:20:36 -0700 Subject: Linux-2.6.12-rc2 Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip! --- drivers/net/ibm_emac/ibm_emac_rgmii.h | 65 +++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 drivers/net/ibm_emac/ibm_emac_rgmii.h (limited to 'drivers/net/ibm_emac/ibm_emac_rgmii.h') diff --git a/drivers/net/ibm_emac/ibm_emac_rgmii.h b/drivers/net/ibm_emac/ibm_emac_rgmii.h new file mode 100644 index 000000000000..49f188f4ea6e --- /dev/null +++ b/drivers/net/ibm_emac/ibm_emac_rgmii.h @@ -0,0 +1,65 @@ +/* + * Defines for the IBM RGMII bridge + * + * Based on ocp_zmii.h/ibm_emac_zmii.h + * Armin Kuster akuster@mvista.com + * + * Copyright 2004 MontaVista Software, Inc. + * Matt Porter + * + * 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_RGMII_H_ +#define _IBM_EMAC_RGMII_H_ + +#include + +/* RGMII bridge */ +typedef struct rgmii_regs { + u32 fer; /* Function enable register */ + u32 ssr; /* Speed select register */ +} rgmii_t; + +#define RGMII_INPUTS 4 + +/* RGMII device */ +struct ibm_ocp_rgmii { + struct rgmii_regs *base; + int mode[RGMII_INPUTS]; + int users; /* number of EMACs using this RGMII bridge */ +}; + +/* Fuctional Enable Reg */ +#define RGMII_FER_MASK(x) (0x00000007 << (4*x)) +#define RGMII_RTBI 0x00000004 +#define RGMII_RGMII 0x00000005 +#define RGMII_TBI 0x00000006 +#define RGMII_GMII 0x00000007 + +/* Speed Selection reg */ + +#define RGMII_SP2_100 0x00000002 +#define RGMII_SP2_1000 0x00000004 +#define RGMII_SP3_100 0x00000200 +#define RGMII_SP3_1000 0x00000400 + +#define RGMII_MII2_SPDMASK 0x00000007 +#define RGMII_MII3_SPDMASK 0x00000700 + +#define RGMII_MII2_100MB RGMII_SP2_100 & ~RGMII_SP2_1000 +#define RGMII_MII2_1000MB RGMII_SP2_1000 & ~RGMII_SP2_100 +#define RGMII_MII2_10MB ~(RGMII_SP2_100 | RGMII_SP2_1000) +#define RGMII_MII3_100MB RGMII_SP3_100 & ~RGMII_SP3_1000 +#define RGMII_MII3_1000MB RGMII_SP3_1000 & ~RGMII_SP3_100 +#define RGMII_MII3_10MB ~(RGMII_SP3_100 | RGMII_SP3_1000) + +#define RTBI 0 +#define RGMII 1 +#define TBI 2 +#define GMII 3 + +#endif /* _IBM_EMAC_RGMII_H_ */ -- cgit v1.2.1