* Patch by Jon Loeliger, 2005-07-25

  Move the TSEC driver out of cpu/mpc85xx as it will be shared
  by the upcoming mpc83xx family as well.

1 files changed, 494 insertions, 0 deletions

diff --git a/drivers/tsec.h b/drivers/tsec.h
new file mode 100644
index 0000000..d1c70aa
--- /dev/null
+++ b/drivers/tsec.h
@@ -0,0 +1,494 @@
+/*
+ *  tsec.h
+ *
+ *  Driver for the Motorola Triple Speed Ethernet Controller
+ *
+ *  This software may be used and distributed according to the
+ *  terms of the GNU Public License, Version 2, incorporated
+ *  herein by reference.
+ *
+ * Copyright 2004 Freescale Semiconductor.
+ * (C) Copyright 2003, Motorola, Inc.
+ * maintained by Xianghua Xiao (x.xiao@motorola.com)
+ * author Andy Fleming
+ *
+ */
+
+#ifndef __TSEC_H
+#define __TSEC_H
+
+#include <net.h>
+#include <mpc85xx.h>
+
+#define TSEC_BASE_ADDR	(CFG_IMMR + 0x24000)
+#define TSEC_SIZE	0x01000
+
+#define MAC_ADDR_LEN 6
+
+/* #define TSEC_TIMEOUT 	1000000 */
+#define TSEC_TIMEOUT 1000
+#define TOUT_LOOP 	1000000
+
+/* MAC register bits */
+#define MACCFG1_SOFT_RESET	0x80000000
+#define MACCFG1_RESET_RX_MC	0x00080000
+#define MACCFG1_RESET_TX_MC	0x00040000
+#define MACCFG1_RESET_RX_FUN	0x00020000
+#define	MACCFG1_RESET_TX_FUN	0x00010000
+#define MACCFG1_LOOPBACK	0x00000100
+#define MACCFG1_RX_FLOW		0x00000020
+#define MACCFG1_TX_FLOW		0x00000010
+#define MACCFG1_SYNCD_RX_EN	0x00000008
+#define MACCFG1_RX_EN		0x00000004
+#define MACCFG1_SYNCD_TX_EN	0x00000002
+#define MACCFG1_TX_EN		0x00000001
+
+#define MACCFG2_INIT_SETTINGS	0x00007205
+#define MACCFG2_FULL_DUPLEX	0x00000001
+#define MACCFG2_IF              0x00000300
+#define MACCFG2_GMII		0x00000200
+#define MACCFG2_MII             0x00000100
+
+#define ECNTRL_INIT_SETTINGS	0x00001000
+#define ECNTRL_TBI_MODE         0x00000020
+#define ECNTRL_R100		0x00000008
+
+#define miim_end -2
+#define miim_read -1
+
+#define TBIPA_VALUE		0x1f
+#define MIIMCFG_INIT_VALUE	0x00000003
+#define MIIMCFG_RESET		0x80000000
+
+#define MIIMIND_BUSY            0x00000001
+#define MIIMIND_NOTVALID        0x00000004
+
+#define MIIM_CONTROL            0x00
+#define MIIM_CONTROL_RESET	0x00009140
+#define MIIM_CONTROL_INIT       0x00001140
+#define MIIM_ANEN               0x00001000
+
+#define MIIM_CR                 0x00
+#define MIIM_CR_RST		0x00008000
+#define MIIM_CR_INIT	        0x00001000
+
+#define MIIM_STATUS		0x1
+#define MIIM_STATUS_AN_DONE 	0x00000020
+#define MIIM_STATUS_LINK	0x0004
+
+#define MIIM_PHYIR1		0x2
+#define MIIM_PHYIR2		0x3
+
+#define MIIM_ANAR		0x4
+#define MIIM_ANAR_INIT		0x1e1
+
+#define MIIM_TBI_ANLPBPA	0x5
+#define MIIM_TBI_ANLPBPA_HALF	0x00000040
+#define MIIM_TBI_ANLPBPA_FULL	0x00000020
+
+#define MIIM_TBI_ANEX		0x6
+#define MIIM_TBI_ANEX_NP	0x00000004
+#define MIIM_TBI_ANEX_PRX	0x00000002
+
+#define MIIM_GBIT_CONTROL	0x9
+#define MIIM_GBIT_CONTROL_INIT	0xe00
+
+/* Cicada Auxiliary Control/Status Register */
+#define MIIM_CIS8201_AUX_CONSTAT        0x1c
+#define MIIM_CIS8201_AUXCONSTAT_INIT    0x0004
+#define MIIM_CIS8201_AUXCONSTAT_DUPLEX  0x0020
+#define MIIM_CIS8201_AUXCONSTAT_SPEED   0x0018
+#define MIIM_CIS8201_AUXCONSTAT_GBIT    0x0010
+#define MIIM_CIS8201_AUXCONSTAT_100     0x0008
+
+/* Cicada Extended Control Register 1 */
+#define MIIM_CIS8201_EXT_CON1           0x17
+#define MIIM_CIS8201_EXTCON1_INIT       0x0000
+
+/* Cicada 8204 Extended PHY Control Register 1 */
+#define MIIM_CIS8204_EPHY_CON		0x17
+#define MIIM_CIS8204_EPHYCON_INIT	0x0006
+#define MIIM_CIS8204_EPHYCON_RGMII	0x1000
+
+/* Cicada 8204 Serial LED Control Register */
+#define MIIM_CIS8204_SLED_CON		0x1b
+#define MIIM_CIS8204_SLEDCON_INIT	0x1115
+
+#define MIIM_GBIT_CON		0x09
+#define MIIM_GBIT_CON_ADVERT	0x0e00
+
+/* 88E1011 PHY Status Register */
+#define MIIM_88E1011_PHY_STATUS         0x11
+#define MIIM_88E1011_PHYSTAT_SPEED      0xc000
+#define MIIM_88E1011_PHYSTAT_GBIT       0x8000
+#define MIIM_88E1011_PHYSTAT_100        0x4000
+#define MIIM_88E1011_PHYSTAT_DUPLEX     0x2000
+#define MIIM_88E1011_PHYSTAT_SPDDONE	0x0800
+#define MIIM_88E1011_PHYSTAT_LINK	0x0400
+
+/* DM9161 Control register values */
+#define MIIM_DM9161_CR_STOP	0x0400
+#define MIIM_DM9161_CR_RSTAN	0x1200
+
+#define MIIM_DM9161_SCR		0x10
+#define MIIM_DM9161_SCR_INIT	0x0610
+
+/* DM9161 Specified Configuration and Status Register */
+#define MIIM_DM9161_SCSR	0x11
+#define MIIM_DM9161_SCSR_100F	0x8000
+#define MIIM_DM9161_SCSR_100H	0x4000
+#define MIIM_DM9161_SCSR_10F	0x2000
+#define MIIM_DM9161_SCSR_10H	0x1000
+
+/* DM9161 10BT Configuration/Status */
+#define MIIM_DM9161_10BTCSR	0x12
+#define MIIM_DM9161_10BTCSR_INIT	0x7800
+
+/* LXT971 Status 2 registers */
+#define MIIM_LXT971_SR2       	17  /* Status Register 2  */
+#define MIIM_LXT971_SR2_SPEED_MASK	0xf000
+#define MIIM_LXT971_SR2_10HDX	0x1000  /* 10 Mbit half duplex selected */
+#define MIIM_LXT971_SR2_10FDX	0x2000  /* 10 Mbit full duplex selected */
+#define MIIM_LXT971_SR2_100HDX	0x4000  /* 100 Mbit half duplex selected */
+#define MIIM_LXT971_SR2_100FDX	0x8000  /* 100 Mbit full duplex selected */
+
+#define MIIM_READ_COMMAND       0x00000001
+
+#define MRBLR_INIT_SETTINGS	PKTSIZE_ALIGN
+
+#define MINFLR_INIT_SETTINGS	0x00000040
+
+#define DMACTRL_INIT_SETTINGS   0x000000c3
+#define DMACTRL_GRS             0x00000010
+#define DMACTRL_GTS             0x00000008
+
+#define TSTAT_CLEAR_THALT       0x80000000
+#define RSTAT_CLEAR_RHALT       0x00800000
+
+
+#define IEVENT_INIT_CLEAR	0xffffffff
+#define IEVENT_BABR		0x80000000
+#define IEVENT_RXC		0x40000000
+#define IEVENT_BSY		0x20000000
+#define IEVENT_EBERR		0x10000000
+#define IEVENT_MSRO		0x04000000
+#define IEVENT_GTSC		0x02000000
+#define IEVENT_BABT		0x01000000
+#define IEVENT_TXC		0x00800000
+#define IEVENT_TXE		0x00400000
+#define IEVENT_TXB		0x00200000
+#define IEVENT_TXF		0x00100000
+#define IEVENT_IE		0x00080000
+#define IEVENT_LC		0x00040000
+#define IEVENT_CRL		0x00020000
+#define IEVENT_XFUN		0x00010000
+#define IEVENT_RXB0		0x00008000
+#define IEVENT_GRSC		0x00000100
+#define IEVENT_RXF0		0x00000080
+
+#define IMASK_INIT_CLEAR	0x00000000
+#define IMASK_TXEEN		0x00400000
+#define IMASK_TXBEN		0x00200000
+#define IMASK_TXFEN             0x00100000
+#define IMASK_RXFEN0		0x00000080
+
+
+/* Default Attribute fields */
+#define ATTR_INIT_SETTINGS     0x000000c0
+#define ATTRELI_INIT_SETTINGS  0x00000000
+
+
+/* TxBD status field bits */
+#define TXBD_READY		0x8000
+#define TXBD_PADCRC		0x4000
+#define TXBD_WRAP		0x2000
+#define TXBD_INTERRUPT		0x1000
+#define TXBD_LAST		0x0800
+#define TXBD_CRC		0x0400
+#define TXBD_DEF		0x0200
+#define TXBD_HUGEFRAME		0x0080
+#define TXBD_LATECOLLISION	0x0080
+#define TXBD_RETRYLIMIT		0x0040
+#define	TXBD_RETRYCOUNTMASK	0x003c
+#define TXBD_UNDERRUN		0x0002
+#define TXBD_STATS              0x03ff
+
+/* RxBD status field bits */
+#define RXBD_EMPTY		0x8000
+#define RXBD_RO1		0x4000
+#define RXBD_WRAP		0x2000
+#define RXBD_INTERRUPT		0x1000
+#define RXBD_LAST		0x0800
+#define RXBD_FIRST		0x0400
+#define RXBD_MISS		0x0100
+#define RXBD_BROADCAST		0x0080
+#define RXBD_MULTICAST		0x0040
+#define RXBD_LARGE		0x0020
+#define RXBD_NONOCTET		0x0010
+#define RXBD_SHORT		0x0008
+#define RXBD_CRCERR		0x0004
+#define RXBD_OVERRUN		0x0002
+#define RXBD_TRUNCATED		0x0001
+#define RXBD_STATS		0x003f
+
+typedef struct txbd8
+{
+	ushort       status;         /* Status Fields */
+	ushort       length;         /* Buffer length */
+	uint         bufPtr;         /* Buffer Pointer */
+} txbd8_t;
+
+typedef struct rxbd8
+{
+	ushort       status;         /* Status Fields */
+	ushort       length;         /* Buffer Length */
+	uint         bufPtr;         /* Buffer Pointer */
+} rxbd8_t;
+
+typedef struct rmon_mib
+{
+	/* Transmit and Receive Counters */
+	uint	tr64;		/* Transmit and Receive 64-byte Frame Counter */
+	uint	tr127;		/* Transmit and Receive 65-127 byte Frame Counter */
+	uint	tr255;		/* Transmit and Receive 128-255 byte Frame Counter */
+	uint	tr511;		/* Transmit and Receive 256-511 byte Frame Counter */
+	uint	tr1k;		/* Transmit and Receive 512-1023 byte Frame Counter */
+	uint	trmax;		/* Transmit and Receive 1024-1518 byte Frame Counter */
+	uint	trmgv;		/* Transmit and Receive 1519-1522 byte Good VLAN Frame */
+	/* Receive Counters */
+	uint	rbyt;		/* Receive Byte Counter */
+	uint	rpkt;		/* Receive Packet Counter */
+	uint	rfcs;		/* Receive FCS Error Counter */
+	uint	rmca;		/* Receive Multicast Packet (Counter) */
+	uint	rbca;		/* Receive Broadcast Packet */
+	uint	rxcf;		/* Receive Control Frame Packet */
+	uint	rxpf;		/* Receive Pause Frame Packet */
+	uint	rxuo;		/* Receive Unknown OP Code */
+	uint	raln;		/* Receive Alignment Error */
+	uint	rflr;		/* Receive Frame Length Error */
+	uint	rcde;		/* Receive Code Error */
+	uint	rcse;		/* Receive Carrier Sense Error */
+	uint	rund;		/* Receive Undersize Packet */
+	uint	rovr;		/* Receive Oversize Packet */
+	uint	rfrg;		/* Receive Fragments */
+	uint	rjbr;		/* Receive Jabber */
+	uint	rdrp;		/* Receive Drop */
+	/* Transmit Counters */
+	uint	tbyt;		/* Transmit Byte Counter */
+	uint	tpkt;		/* Transmit Packet */
+	uint	tmca;		/* Transmit Multicast Packet */
+	uint	tbca;		/* Transmit Broadcast Packet */
+	uint	txpf;		/* Transmit Pause Control Frame */
+	uint	tdfr;		/* Transmit Deferral Packet */
+	uint	tedf;		/* Transmit Excessive Deferral Packet */
+	uint	tscl;		/* Transmit Single Collision Packet */
+	/* (0x2_n700) */
+	uint	tmcl;		/* Transmit Multiple Collision Packet */
+	uint	tlcl;		/* Transmit Late Collision Packet */
+	uint	txcl;		/* Transmit Excessive Collision Packet */
+	uint	tncl;		/* Transmit Total Collision */
+
+	uint	res2;
+
+	uint	tdrp;		/* Transmit Drop Frame */
+	uint	tjbr;		/* Transmit Jabber Frame */
+	uint	tfcs;		/* Transmit FCS Error */
+	uint	txcf;		/* Transmit Control Frame */
+	uint	tovr;		/* Transmit Oversize Frame */
+	uint	tund;		/* Transmit Undersize Frame */
+	uint	tfrg;		/* Transmit Fragments Frame */
+	/* General Registers */
+	uint	car1;		/* Carry Register One */
+	uint	car2;		/* Carry Register Two */
+	uint	cam1;		/* Carry Register One Mask */
+	uint	cam2;		/* Carry Register Two Mask */
+} rmon_mib_t;
+
+typedef struct tsec_hash_regs
+{
+	uint	iaddr0;		/* Individual Address Register 0 */
+	uint	iaddr1;		/* Individual Address Register 1 */
+	uint	iaddr2;		/* Individual Address Register 2 */
+	uint	iaddr3;		/* Individual Address Register 3 */
+	uint	iaddr4;		/* Individual Address Register 4 */
+	uint	iaddr5;		/* Individual Address Register 5 */
+	uint	iaddr6;		/* Individual Address Register 6 */
+	uint	iaddr7;		/* Individual Address Register 7 */
+	uint	res1[24];
+	uint	gaddr0;		/* Group Address Register 0 */
+	uint	gaddr1;		/* Group Address Register 1 */
+	uint	gaddr2;		/* Group Address Register 2 */
+	uint	gaddr3;		/* Group Address Register 3 */
+	uint	gaddr4;		/* Group Address Register 4 */
+	uint	gaddr5;		/* Group Address Register 5 */
+	uint	gaddr6;		/* Group Address Register 6 */
+	uint	gaddr7;		/* Group Address Register 7 */
+	uint	res2[24];
+} tsec_hash_t;
+
+typedef struct tsec
+{
+	/* General Control and Status Registers (0x2_n000) */
+	uint	res000[4];
+
+	uint	ievent;		/* Interrupt Event */
+	uint	imask;		/* Interrupt Mask */
+	uint	edis;		/* Error Disabled */
+	uint	res01c;
+	uint	ecntrl;		/* Ethernet Control */
+	uint	minflr;		/* Minimum Frame Length */
+	uint	ptv;		/* Pause Time Value */
+	uint	dmactrl;	/* DMA Control */
+	uint	tbipa;		/* TBI PHY Address */
+
+	uint	res034[3];
+	uint	res040[48];
+
+	/* Transmit Control and Status Registers (0x2_n100) */
+	uint	tctrl;		/* Transmit Control */
+	uint 	tstat;		/* Transmit Status */
+	uint	res108;
+	uint	tbdlen;		/* Tx BD Data Length */
+	uint	res110[5];
+	uint	ctbptr;	        /* Current TxBD Pointer */
+	uint	res128[23];
+	uint	tbptr;		/* TxBD Pointer */
+	uint	res188[30];
+	/* (0x2_n200) */
+	uint        res200;
+	uint	tbase;		/* TxBD Base Address */
+	uint	res208[42];
+	uint	ostbd;		/* Out of Sequence TxBD */
+	uint	ostbdp;		/* Out of Sequence Tx Data Buffer Pointer */
+	uint        res2b8[18];
+
+	/* Receive Control and Status Registers (0x2_n300) */
+	uint	rctrl;		/* Receive Control */
+	uint	rstat;		/* Receive Status */
+	uint	res308;
+	uint	rbdlen;		/* RxBD Data Length */
+	uint	res310[4];
+	uint        res320;
+	uint	crbptr; 	/* Current Receive Buffer Pointer */
+	uint	res328[6];
+	uint	mrblr;  	/* Maximum Receive Buffer Length */
+	uint	res344[16];
+	uint	rbptr;   	/* RxBD Pointer */
+	uint        res388[30];
+	/* (0x2_n400) */
+	uint        res400;
+	uint	rbase;  	/* RxBD Base Address */
+	uint        res408[62];
+
+	/* MAC Registers (0x2_n500) */
+	uint	maccfg1;	/* MAC Configuration #1 */
+	uint	maccfg2;	/* MAC Configuration #2 */
+	uint	ipgifg;		/* Inter Packet Gap/Inter Frame Gap */
+	uint	hafdup;		/* Half-duplex */
+	uint	maxfrm;		/* Maximum Frame */
+	uint	res514;
+	uint	res518;
+
+	uint	res51c;
+
+	uint	miimcfg;	/* MII Management: Configuration */
+	uint	miimcom;	/* MII Management: Command */
+	uint	miimadd;	/* MII Management: Address */
+	uint	miimcon;	/* MII Management: Control */
+	uint	miimstat;	/* MII Management: Status */
+	uint	miimind;	/* MII Management: Indicators */
+
+	uint	res538;
+
+	uint	ifstat;		/* Interface Status */
+	uint	macstnaddr1;	/* Station Address, part 1 */
+	uint	macstnaddr2;	/* Station Address, part 2 */
+	uint	res548[46];
+
+	/* (0x2_n600) */
+	uint	res600[32];
+
+	/* RMON MIB Registers (0x2_n680-0x2_n73c) */
+	rmon_mib_t	rmon;
+	uint	res740[48];
+
+	/* Hash Function Registers (0x2_n800) */
+	tsec_hash_t	hash;
+
+	uint        res900[128];
+
+	/* Pattern Registers (0x2_nb00) */
+	uint        resb00[62];
+	uint        attr;          /* Default Attribute Register */
+	uint        attreli;       /* Default Attribute Extract Length and Index */
+
+	/* TSEC Future Expansion Space (0x2_nc00-0x2_nffc) */
+	uint	resc00[256];
+} tsec_t;
+
+#define TSEC_GIGABIT (1)
+
+/* This flag currently only has
+ * meaning if we're using the eTSEC */
+#define TSEC_REDUCED (1 << 1)
+
+struct tsec_private {
+	volatile tsec_t *regs;
+	volatile tsec_t *phyregs;
+	struct phy_info *phyinfo;
+	uint phyaddr;
+	u32 flags;
+	uint link;
+	uint duplexity;
+	uint speed;
+};
+
+
+/*
+ * struct phy_cmd:  A command for reading or writing a PHY register
+ *
+ * mii_reg:  The register to read or write
+ *
+ * mii_data:  For writes, the value to put in the register.
+ * 	A value of -1 indicates this is a read.
+ *
+ * funct: A function pointer which is invoked for each command.
+ * 	For reads, this function will be passed the value read
+ *	from the PHY, and process it.
+ *	For writes, the result of this function will be written
+ *	to the PHY register
+ */
+struct phy_cmd {
+    uint mii_reg;
+    uint mii_data;
+    uint (*funct) (uint mii_reg, struct tsec_private* priv);
+};
+
+/* struct phy_info: a structure which defines attributes for a PHY
+ *
+ * id will contain a number which represents the PHY.  During
+ * startup, the driver will poll the PHY to find out what its
+ * UID--as defined by registers 2 and 3--is.  The 32-bit result
+ * gotten from the PHY will be shifted right by "shift" bits to
+ * discard any bits which may change based on revision numbers
+ * unimportant to functionality
+ *
+ * The struct phy_cmd entries represent pointers to an arrays of
+ * commands which tell the driver what to do to the PHY.
+ */
+struct phy_info {
+    uint id;
+    char *name;
+    uint shift;
+    /* Called to configure the PHY, and modify the controller
+     * based on the results */
+    struct phy_cmd *config;
+
+    /* Called when starting up the controller */
+    struct phy_cmd *startup;
+
+    /* Called when bringing down the controller */
+    struct phy_cmd *shutdown;
+};
+
+#endif /* __TSEC_H */