diff --git a/arch/arm/cpu/arm926ejs/davinci/dp83848.c b/arch/arm/cpu/arm926ejs/davinci/dp83848.c index c71c685..d435e4b 100644 --- a/arch/arm/cpu/arm926ejs/davinci/dp83848.c +++ b/arch/arm/cpu/arm926ejs/davinci/dp83848.c @@ -29,6 +29,7 @@ #include #include #include +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/cpu/arm926ejs/davinci/et1011c.c b/arch/arm/cpu/arm926ejs/davinci/et1011c.c index df35e44..68650e5 100644 --- a/arch/arm/cpu/arm926ejs/davinci/et1011c.c +++ b/arch/arm/cpu/arm926ejs/davinci/et1011c.c @@ -22,6 +22,7 @@ #include #include #include +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/cpu/arm926ejs/davinci/ksz8873.c b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c index 634eda0..3546e7f 100644 --- a/arch/arm/cpu/arm926ejs/davinci/ksz8873.c +++ b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c @@ -36,6 +36,7 @@ #include #include #include +#include "../../../../../drivers/net/davinci_emac.h" int ksz8873_is_phy_connected(int phy_addr) { diff --git a/arch/arm/cpu/arm926ejs/davinci/lxt972.c b/arch/arm/cpu/arm926ejs/davinci/lxt972.c index 733d413..cce1fe4 100644 --- a/arch/arm/cpu/arm926ejs/davinci/lxt972.c +++ b/arch/arm/cpu/arm926ejs/davinci/lxt972.c @@ -30,6 +30,7 @@ #include #include #include +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/include/asm/arch-davinci/emac_defs.h b/arch/arm/include/asm/arch-davinci/emac_defs.h index ea52888..8a17de9 100644 --- a/arch/arm/include/asm/arch-davinci/emac_defs.h +++ b/arch/arm/include/asm/arch-davinci/emac_defs.h @@ -84,295 +84,6 @@ #define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */ #endif -/* Ethernet Min/Max packet size */ -#define EMAC_MIN_ETHERNET_PKT_SIZE 60 -#define EMAC_MAX_ETHERNET_PKT_SIZE 1518 -#define EMAC_PKT_ALIGN 18 /* 1518 + 18 = 1536 (packet aligned on 32 byte boundry) */ - -/* Number of RX packet buffers - * NOTE: Only 1 buffer supported as of now - */ -#define EMAC_MAX_RX_BUFFERS 10 - - -/*********************************************** - ******** Internally used macros *************** - ***********************************************/ - -#define EMAC_CH_TX 1 -#define EMAC_CH_RX 0 - -/* Each descriptor occupies 4 words, lets start RX desc's at 0 and - * reserve space for 64 descriptors max - */ -#define EMAC_RX_DESC_BASE 0x0 -#define EMAC_TX_DESC_BASE 0x1000 - -/* EMAC Teardown value */ -#define EMAC_TEARDOWN_VALUE 0xfffffffc - -/* MII Status Register */ -#define MII_STATUS_REG 1 - -/* Number of statistics registers */ -#define EMAC_NUM_STATS 36 - - -/* EMAC Descriptor */ -typedef volatile struct _emac_desc -{ - u_int32_t next; /* Pointer to next descriptor in chain */ - u_int8_t *buffer; /* Pointer to data buffer */ - u_int32_t buff_off_len; /* Buffer Offset(MSW) and Length(LSW) */ - u_int32_t pkt_flag_len; /* Packet Flags(MSW) and Length(LSW) */ -} emac_desc; - -/* CPPI bit positions */ -#define EMAC_CPPI_SOP_BIT (0x80000000) -#define EMAC_CPPI_EOP_BIT (0x40000000) -#define EMAC_CPPI_OWNERSHIP_BIT (0x20000000) -#define EMAC_CPPI_EOQ_BIT (0x10000000) -#define EMAC_CPPI_TEARDOWN_COMPLETE_BIT (0x08000000) -#define EMAC_CPPI_PASS_CRC_BIT (0x04000000) - -#define EMAC_CPPI_RX_ERROR_FRAME (0x03fc0000) - -#define EMAC_MACCONTROL_MIIEN_ENABLE (0x20) -#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1) -#define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7) -#define EMAC_MACCONTROL_GIGFORCE (1 << 17) -#define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15) - -#define EMAC_MAC_ADDR_MATCH (1 << 19) -#define EMAC_MAC_ADDR_IS_VALID (1 << 20) - -#define EMAC_RXMBPENABLE_RXCAFEN_ENABLE (0x200000) -#define EMAC_RXMBPENABLE_RXBROADEN (0x2000) - - -#define MDIO_CONTROL_IDLE (0x80000000) -#define MDIO_CONTROL_ENABLE (0x40000000) -#define MDIO_CONTROL_FAULT_ENABLE (0x40000) -#define MDIO_CONTROL_FAULT (0x80000) -#define MDIO_USERACCESS0_GO (0x80000000) -#define MDIO_USERACCESS0_WRITE_READ (0x0) -#define MDIO_USERACCESS0_WRITE_WRITE (0x40000000) -#define MDIO_USERACCESS0_ACK (0x20000000) - -/* Ethernet MAC Registers Structure */ -typedef struct { - dv_reg TXIDVER; - dv_reg TXCONTROL; - dv_reg TXTEARDOWN; - u_int8_t RSVD0[4]; - dv_reg RXIDVER; - dv_reg RXCONTROL; - dv_reg RXTEARDOWN; - u_int8_t RSVD1[100]; - dv_reg TXINTSTATRAW; - dv_reg TXINTSTATMASKED; - dv_reg TXINTMASKSET; - dv_reg TXINTMASKCLEAR; - dv_reg MACINVECTOR; - u_int8_t RSVD2[12]; - dv_reg RXINTSTATRAW; - dv_reg RXINTSTATMASKED; - dv_reg RXINTMASKSET; - dv_reg RXINTMASKCLEAR; - dv_reg MACINTSTATRAW; - dv_reg MACINTSTATMASKED; - dv_reg MACINTMASKSET; - dv_reg MACINTMASKCLEAR; - u_int8_t RSVD3[64]; - dv_reg RXMBPENABLE; - dv_reg RXUNICASTSET; - dv_reg RXUNICASTCLEAR; - dv_reg RXMAXLEN; - dv_reg RXBUFFEROFFSET; - dv_reg RXFILTERLOWTHRESH; - u_int8_t RSVD4[8]; - dv_reg RX0FLOWTHRESH; - dv_reg RX1FLOWTHRESH; - dv_reg RX2FLOWTHRESH; - dv_reg RX3FLOWTHRESH; - dv_reg RX4FLOWTHRESH; - dv_reg RX5FLOWTHRESH; - dv_reg RX6FLOWTHRESH; - dv_reg RX7FLOWTHRESH; - dv_reg RX0FREEBUFFER; - dv_reg RX1FREEBUFFER; - dv_reg RX2FREEBUFFER; - dv_reg RX3FREEBUFFER; - dv_reg RX4FREEBUFFER; - dv_reg RX5FREEBUFFER; - dv_reg RX6FREEBUFFER; - dv_reg RX7FREEBUFFER; - dv_reg MACCONTROL; - dv_reg MACSTATUS; - dv_reg EMCONTROL; - dv_reg FIFOCONTROL; - dv_reg MACCONFIG; - dv_reg SOFTRESET; - u_int8_t RSVD5[88]; - dv_reg MACSRCADDRLO; - dv_reg MACSRCADDRHI; - dv_reg MACHASH1; - dv_reg MACHASH2; - dv_reg BOFFTEST; - dv_reg TPACETEST; - dv_reg RXPAUSE; - dv_reg TXPAUSE; - u_int8_t RSVD6[16]; - dv_reg RXGOODFRAMES; - dv_reg RXBCASTFRAMES; - dv_reg RXMCASTFRAMES; - dv_reg RXPAUSEFRAMES; - dv_reg RXCRCERRORS; - dv_reg RXALIGNCODEERRORS; - dv_reg RXOVERSIZED; - dv_reg RXJABBER; - dv_reg RXUNDERSIZED; - dv_reg RXFRAGMENTS; - dv_reg RXFILTERED; - dv_reg RXQOSFILTERED; - dv_reg RXOCTETS; - dv_reg TXGOODFRAMES; - dv_reg TXBCASTFRAMES; - dv_reg TXMCASTFRAMES; - dv_reg TXPAUSEFRAMES; - dv_reg TXDEFERRED; - dv_reg TXCOLLISION; - dv_reg TXSINGLECOLL; - dv_reg TXMULTICOLL; - dv_reg TXEXCESSIVECOLL; - dv_reg TXLATECOLL; - dv_reg TXUNDERRUN; - dv_reg TXCARRIERSENSE; - dv_reg TXOCTETS; - dv_reg FRAME64; - dv_reg FRAME65T127; - dv_reg FRAME128T255; - dv_reg FRAME256T511; - dv_reg FRAME512T1023; - dv_reg FRAME1024TUP; - dv_reg NETOCTETS; - dv_reg RXSOFOVERRUNS; - dv_reg RXMOFOVERRUNS; - dv_reg RXDMAOVERRUNS; - u_int8_t RSVD7[624]; - dv_reg MACADDRLO; - dv_reg MACADDRHI; - dv_reg MACINDEX; - u_int8_t RSVD8[244]; - dv_reg TX0HDP; - dv_reg TX1HDP; - dv_reg TX2HDP; - dv_reg TX3HDP; - dv_reg TX4HDP; - dv_reg TX5HDP; - dv_reg TX6HDP; - dv_reg TX7HDP; - dv_reg RX0HDP; - dv_reg RX1HDP; - dv_reg RX2HDP; - dv_reg RX3HDP; - dv_reg RX4HDP; - dv_reg RX5HDP; - dv_reg RX6HDP; - dv_reg RX7HDP; - dv_reg TX0CP; - dv_reg TX1CP; - dv_reg TX2CP; - dv_reg TX3CP; - dv_reg TX4CP; - dv_reg TX5CP; - dv_reg TX6CP; - dv_reg TX7CP; - dv_reg RX0CP; - dv_reg RX1CP; - dv_reg RX2CP; - dv_reg RX3CP; - dv_reg RX4CP; - dv_reg RX5CP; - dv_reg RX6CP; - dv_reg RX7CP; -} emac_regs; - -/* EMAC Wrapper Registers Structure */ -typedef struct { -#ifdef DAVINCI_EMAC_VERSION2 - dv_reg idver; - dv_reg softrst; - dv_reg emctrl; - dv_reg c0rxthreshen; - dv_reg c0rxen; - dv_reg c0txen; - dv_reg c0miscen; - dv_reg c1rxthreshen; - dv_reg c1rxen; - dv_reg c1txen; - dv_reg c1miscen; - dv_reg c2rxthreshen; - dv_reg c2rxen; - dv_reg c2txen; - dv_reg c2miscen; - dv_reg c0rxthreshstat; - dv_reg c0rxstat; - dv_reg c0txstat; - dv_reg c0miscstat; - dv_reg c1rxthreshstat; - dv_reg c1rxstat; - dv_reg c1txstat; - dv_reg c1miscstat; - dv_reg c2rxthreshstat; - dv_reg c2rxstat; - dv_reg c2txstat; - dv_reg c2miscstat; - dv_reg c0rximax; - dv_reg c0tximax; - dv_reg c1rximax; - dv_reg c1tximax; - dv_reg c2rximax; - dv_reg c2tximax; -#else - u_int8_t RSVD0[4100]; - dv_reg EWCTL; - dv_reg EWINTTCNT; -#endif -} ewrap_regs; - -/* EMAC MDIO Registers Structure */ -typedef struct { - dv_reg VERSION; - dv_reg CONTROL; - dv_reg ALIVE; - dv_reg LINK; - dv_reg LINKINTRAW; - dv_reg LINKINTMASKED; - u_int8_t RSVD0[8]; - dv_reg USERINTRAW; - dv_reg USERINTMASKED; - dv_reg USERINTMASKSET; - dv_reg USERINTMASKCLEAR; - u_int8_t RSVD1[80]; - dv_reg USERACCESS0; - dv_reg USERPHYSEL0; - dv_reg USERACCESS1; - dv_reg USERPHYSEL1; -} mdio_regs; - -int davinci_eth_phy_read(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t *data); -int davinci_eth_phy_write(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t data); - -typedef struct -{ - char name[64]; - int (*init)(int phy_addr); - int (*is_phy_connected)(int phy_addr); - int (*get_link_speed)(int phy_addr); - int (*auto_negotiate)(int phy_addr); -} phy_t; - #define PHY_KSZ8873 (0x00221450) int ksz8873_is_phy_connected(int phy_addr); int ksz8873_get_link_speed(int phy_addr); diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index 36c33af..43c4373 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -43,6 +43,7 @@ #include #include #include +#include "davinci_emac.h" unsigned int emac_dbg = 0; #define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args) diff --git a/drivers/net/davinci_emac.h b/drivers/net/davinci_emac.h new file mode 100644 index 0000000..a42c93a --- /dev/null +++ b/drivers/net/davinci_emac.h @@ -0,0 +1,314 @@ +/* + * Copyright (C) 2011 Ilya Yanok, Emcraft Systems + * + * Based on: mach-davinci/emac_defs.h + * Copyright (C) 2007 Sergey Kubushyn + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _DAVINCI_EMAC_H_ +#define _DAVINCI_EMAC_H_ +/* Ethernet Min/Max packet size */ +#define EMAC_MIN_ETHERNET_PKT_SIZE 60 +#define EMAC_MAX_ETHERNET_PKT_SIZE 1518 +/* 1518 + 18 = 1536 (packet aligned on 32 byte boundry) */ +#define EMAC_PKT_ALIGN 18 + +/* Number of RX packet buffers + * NOTE: Only 1 buffer supported as of now + */ +#define EMAC_MAX_RX_BUFFERS 10 + + +/*********************************************** + ******** Internally used macros *************** + ***********************************************/ + +#define EMAC_CH_TX 1 +#define EMAC_CH_RX 0 + +/* Each descriptor occupies 4 words, lets start RX desc's at 0 and + * reserve space for 64 descriptors max + */ +#define EMAC_RX_DESC_BASE 0x0 +#define EMAC_TX_DESC_BASE 0x1000 + +/* EMAC Teardown value */ +#define EMAC_TEARDOWN_VALUE 0xfffffffc + +/* MII Status Register */ +#define MII_STATUS_REG 1 + +/* Number of statistics registers */ +#define EMAC_NUM_STATS 36 + + +/* EMAC Descriptor */ +typedef volatile struct _emac_desc +{ + u_int32_t next; /* Pointer to next descriptor + in chain */ + u_int8_t *buffer; /* Pointer to data buffer */ + u_int32_t buff_off_len; /* Buffer Offset(MSW) and Length(LSW) */ + u_int32_t pkt_flag_len; /* Packet Flags(MSW) and Length(LSW) */ +} emac_desc; + +/* CPPI bit positions */ +#define EMAC_CPPI_SOP_BIT (0x80000000) +#define EMAC_CPPI_EOP_BIT (0x40000000) +#define EMAC_CPPI_OWNERSHIP_BIT (0x20000000) +#define EMAC_CPPI_EOQ_BIT (0x10000000) +#define EMAC_CPPI_TEARDOWN_COMPLETE_BIT (0x08000000) +#define EMAC_CPPI_PASS_CRC_BIT (0x04000000) + +#define EMAC_CPPI_RX_ERROR_FRAME (0x03fc0000) + +#define EMAC_MACCONTROL_MIIEN_ENABLE (0x20) +#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1) +#define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7) +#define EMAC_MACCONTROL_GIGFORCE (1 << 17) +#define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15) + +#define EMAC_MAC_ADDR_MATCH (1 << 19) +#define EMAC_MAC_ADDR_IS_VALID (1 << 20) + +#define EMAC_RXMBPENABLE_RXCAFEN_ENABLE (0x200000) +#define EMAC_RXMBPENABLE_RXBROADEN (0x2000) + + +#define MDIO_CONTROL_IDLE (0x80000000) +#define MDIO_CONTROL_ENABLE (0x40000000) +#define MDIO_CONTROL_FAULT_ENABLE (0x40000) +#define MDIO_CONTROL_FAULT (0x80000) +#define MDIO_USERACCESS0_GO (0x80000000) +#define MDIO_USERACCESS0_WRITE_READ (0x0) +#define MDIO_USERACCESS0_WRITE_WRITE (0x40000000) +#define MDIO_USERACCESS0_ACK (0x20000000) + +/* Ethernet MAC Registers Structure */ +typedef struct { + dv_reg TXIDVER; + dv_reg TXCONTROL; + dv_reg TXTEARDOWN; + u_int8_t RSVD0[4]; + dv_reg RXIDVER; + dv_reg RXCONTROL; + dv_reg RXTEARDOWN; + u_int8_t RSVD1[100]; + dv_reg TXINTSTATRAW; + dv_reg TXINTSTATMASKED; + dv_reg TXINTMASKSET; + dv_reg TXINTMASKCLEAR; + dv_reg MACINVECTOR; + u_int8_t RSVD2[12]; + dv_reg RXINTSTATRAW; + dv_reg RXINTSTATMASKED; + dv_reg RXINTMASKSET; + dv_reg RXINTMASKCLEAR; + dv_reg MACINTSTATRAW; + dv_reg MACINTSTATMASKED; + dv_reg MACINTMASKSET; + dv_reg MACINTMASKCLEAR; + u_int8_t RSVD3[64]; + dv_reg RXMBPENABLE; + dv_reg RXUNICASTSET; + dv_reg RXUNICASTCLEAR; + dv_reg RXMAXLEN; + dv_reg RXBUFFEROFFSET; + dv_reg RXFILTERLOWTHRESH; + u_int8_t RSVD4[8]; + dv_reg RX0FLOWTHRESH; + dv_reg RX1FLOWTHRESH; + dv_reg RX2FLOWTHRESH; + dv_reg RX3FLOWTHRESH; + dv_reg RX4FLOWTHRESH; + dv_reg RX5FLOWTHRESH; + dv_reg RX6FLOWTHRESH; + dv_reg RX7FLOWTHRESH; + dv_reg RX0FREEBUFFER; + dv_reg RX1FREEBUFFER; + dv_reg RX2FREEBUFFER; + dv_reg RX3FREEBUFFER; + dv_reg RX4FREEBUFFER; + dv_reg RX5FREEBUFFER; + dv_reg RX6FREEBUFFER; + dv_reg RX7FREEBUFFER; + dv_reg MACCONTROL; + dv_reg MACSTATUS; + dv_reg EMCONTROL; + dv_reg FIFOCONTROL; + dv_reg MACCONFIG; + dv_reg SOFTRESET; + u_int8_t RSVD5[88]; + dv_reg MACSRCADDRLO; + dv_reg MACSRCADDRHI; + dv_reg MACHASH1; + dv_reg MACHASH2; + dv_reg BOFFTEST; + dv_reg TPACETEST; + dv_reg RXPAUSE; + dv_reg TXPAUSE; + u_int8_t RSVD6[16]; + dv_reg RXGOODFRAMES; + dv_reg RXBCASTFRAMES; + dv_reg RXMCASTFRAMES; + dv_reg RXPAUSEFRAMES; + dv_reg RXCRCERRORS; + dv_reg RXALIGNCODEERRORS; + dv_reg RXOVERSIZED; + dv_reg RXJABBER; + dv_reg RXUNDERSIZED; + dv_reg RXFRAGMENTS; + dv_reg RXFILTERED; + dv_reg RXQOSFILTERED; + dv_reg RXOCTETS; + dv_reg TXGOODFRAMES; + dv_reg TXBCASTFRAMES; + dv_reg TXMCASTFRAMES; + dv_reg TXPAUSEFRAMES; + dv_reg TXDEFERRED; + dv_reg TXCOLLISION; + dv_reg TXSINGLECOLL; + dv_reg TXMULTICOLL; + dv_reg TXEXCESSIVECOLL; + dv_reg TXLATECOLL; + dv_reg TXUNDERRUN; + dv_reg TXCARRIERSENSE; + dv_reg TXOCTETS; + dv_reg FRAME64; + dv_reg FRAME65T127; + dv_reg FRAME128T255; + dv_reg FRAME256T511; + dv_reg FRAME512T1023; + dv_reg FRAME1024TUP; + dv_reg NETOCTETS; + dv_reg RXSOFOVERRUNS; + dv_reg RXMOFOVERRUNS; + dv_reg RXDMAOVERRUNS; + u_int8_t RSVD7[624]; + dv_reg MACADDRLO; + dv_reg MACADDRHI; + dv_reg MACINDEX; + u_int8_t RSVD8[244]; + dv_reg TX0HDP; + dv_reg TX1HDP; + dv_reg TX2HDP; + dv_reg TX3HDP; + dv_reg TX4HDP; + dv_reg TX5HDP; + dv_reg TX6HDP; + dv_reg TX7HDP; + dv_reg RX0HDP; + dv_reg RX1HDP; + dv_reg RX2HDP; + dv_reg RX3HDP; + dv_reg RX4HDP; + dv_reg RX5HDP; + dv_reg RX6HDP; + dv_reg RX7HDP; + dv_reg TX0CP; + dv_reg TX1CP; + dv_reg TX2CP; + dv_reg TX3CP; + dv_reg TX4CP; + dv_reg TX5CP; + dv_reg TX6CP; + dv_reg TX7CP; + dv_reg RX0CP; + dv_reg RX1CP; + dv_reg RX2CP; + dv_reg RX3CP; + dv_reg RX4CP; + dv_reg RX5CP; + dv_reg RX6CP; + dv_reg RX7CP; +} emac_regs; + +/* EMAC Wrapper Registers Structure */ +typedef struct { +#ifdef DAVINCI_EMAC_VERSION2 + dv_reg idver; + dv_reg softrst; + dv_reg emctrl; + dv_reg c0rxthreshen; + dv_reg c0rxen; + dv_reg c0txen; + dv_reg c0miscen; + dv_reg c1rxthreshen; + dv_reg c1rxen; + dv_reg c1txen; + dv_reg c1miscen; + dv_reg c2rxthreshen; + dv_reg c2rxen; + dv_reg c2txen; + dv_reg c2miscen; + dv_reg c0rxthreshstat; + dv_reg c0rxstat; + dv_reg c0txstat; + dv_reg c0miscstat; + dv_reg c1rxthreshstat; + dv_reg c1rxstat; + dv_reg c1txstat; + dv_reg c1miscstat; + dv_reg c2rxthreshstat; + dv_reg c2rxstat; + dv_reg c2txstat; + dv_reg c2miscstat; + dv_reg c0rximax; + dv_reg c0tximax; + dv_reg c1rximax; + dv_reg c1tximax; + dv_reg c2rximax; + dv_reg c2tximax; +#else + u_int8_t RSVD0[4100]; + dv_reg EWCTL; + dv_reg EWINTTCNT; +#endif +} ewrap_regs; + +/* EMAC MDIO Registers Structure */ +typedef struct { + dv_reg VERSION; + dv_reg CONTROL; + dv_reg ALIVE; + dv_reg LINK; + dv_reg LINKINTRAW; + dv_reg LINKINTMASKED; + u_int8_t RSVD0[8]; + dv_reg USERINTRAW; + dv_reg USERINTMASKED; + dv_reg USERINTMASKSET; + dv_reg USERINTMASKCLEAR; + u_int8_t RSVD1[80]; + dv_reg USERACCESS0; + dv_reg USERPHYSEL0; + dv_reg USERACCESS1; + dv_reg USERPHYSEL1; +} mdio_regs; + +int davinci_eth_phy_read(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t *data); +int davinci_eth_phy_write(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t data); + +typedef struct { + char name[64]; + int (*init)(int phy_addr); + int (*is_phy_connected)(int phy_addr); + int (*get_link_speed)(int phy_addr); + int (*auto_negotiate)(int phy_addr); +} phy_t; + +#endif /* _DAVINCI_EMAC_H_ */