From 2abbe0754759f94c79125a2534fbc4be74f416bc Mon Sep 17 00:00:00 2001 From: wdenk Date: Mon, 16 Jun 2003 23:50:08 +0000 Subject: * Patch by Nicolas Lacressonniere, 11 Jun 2003: Modifications for Atmel AT91RM9200DK ARM920T based development kit - Add Atmel DataFlash support for reading and writing. - Add possibility to boot a Linux from DataFlash with BOOTM command. - Add Flash detection on Atmel AT91RM9200DK (between Atmel AT49BV1614 and AT49BV1614A flashes) - Replace old Ethernet PHY layer functions - Change link address * Patch by Frank Smith, 9 Jun 2003: use CRIT_EXCEPTION for machine check on 4xx * Patch by Detlev Zundel, 13 Jun 2003: added implementation of the "carinfo" command in cmd_immap.c --- include/dm9161.h | 130 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 include/dm9161.h (limited to 'include/dm9161.h') diff --git a/include/dm9161.h b/include/dm9161.h new file mode 100644 index 0000000000..62999210a3 --- /dev/null +++ b/include/dm9161.h @@ -0,0 +1,130 @@ +/* + * NOTE: DAVICOM ethernet Physical layer + * + * Version: @(#)DM9161.h 1.0.0 01/10/2001 + * + * Authors: ATMEL Rousset + * + * + * 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. + */ + + +// DAVICOM PHYSICAL LAYER TRANSCEIVER DM9161 + +#define DM9161_BMCR 0 // Basic Mode Control Register +#define DM9161_BMSR 1 // Basic Mode Status Register +#define DM9161_PHYID1 2 // PHY Idendifier Register 1 +#define DM9161_PHYID2 3 // PHY Idendifier Register 2 +#define DM9161_ANAR 4 // Auto_Negotiation Advertisement Register +#define DM9161_ANLPAR 5 // Auto_negotiation Link Partner Ability Register +#define DM9161_ANER 6 // Auto-negotiation Expansion Register +#define DM9161_DSCR 16 // Specified Configuration Register +#define DM9161_DSCSR 17 // Specified Configuration and Status Register +#define DM9161_10BTCSR 18 // 10BASE-T Configuration and Satus Register +#define DM9161_MDINTR 21 // Specified Interrupt Register +#define DM9161_RECR 22 // Specified Receive Error Counter Register +#define DM9161_DISCR 23 // Specified Disconnect Counter Register +#define DM9161_RLSR 24 // Hardware Reset Latch State Register + + +// --Bit definitions: DM9161_BMCR +#define DM9161_RESET (1 << 15) // 1= Software Reset; 0=Normal Operation +#define DM9161_LOOPBACK (1 << 14) // 1=loopback Enabled; 0=Normal Operation +#define DM9161_SPEED_SELECT (1 << 13) // 1=100Mbps; 0=10Mbps +#define DM9161_AUTONEG (1 << 12) +#define DM9161_POWER_DOWN (1 << 11) +#define DM9161_ISOLATE (1 << 10) +#define DM9161_RESTART_AUTONEG (1 << 9) +#define DM9161_DUPLEX_MODE (1 << 8) +#define DM9161_COLLISION_TEST (1 << 7) + +//--Bit definitions: DM9161_BMSR +#define DM9161_100BASE_T4 (1 << 15) +#define DM9161_100BASE_TX_FD (1 << 14) +#define DM9161_100BASE_T4_HD (1 << 13) +#define DM9161_10BASE_T_FD (1 << 12) +#define DM9161_10BASE_T_HD (1 << 11) +#define DM9161_MF_PREAMB_SUPPR (1 << 6) +#define DM9161_AUTONEG_COMP (1 << 5) +#define DM9161_REMOTE_FAULT (1 << 4) +#define DM9161_AUTONEG_ABILITY (1 << 3) +#define DM9161_LINK_STATUS (1 << 2) +#define DM9161_JABBER_DETECT (1 << 1) +#define DM9161_EXTEND_CAPAB (1 << 0) + +//--definitions: DM9161_PHYID1 +#define DM9161_PHYID1_OUI 0x606E +#define DM9161_LSB_MASK 0x3F + +//--Bit definitions: DM9161_ANAR, DM9161_ANLPAR +#define DM9161_NP (1 << 15) +#define DM9161_ACK (1 << 14) +#define DM9161_RF (1 << 13) +#define DM9161_FCS (1 << 10) +#define DM9161_T4 (1 << 9) +#define DM9161_TX_FDX (1 << 8) +#define DM9161_TX_HDX (1 << 7) +#define DM9161_10_FDX (1 << 6) +#define DM9161_10_HDX (1 << 5) +#define DM9161_AN_IEEE_802_3 0x0001 + +//--Bit definitions: DM9161_ANER +#define DM9161_PDF (1 << 4) +#define DM9161_LP_NP_ABLE (1 << 3) +#define DM9161_NP_ABLE (1 << 2) +#define DM9161_PAGE_RX (1 << 1) +#define DM9161_LP_AN_ABLE (1 << 0) + +//--Bit definitions: DM9161_DSCR +#define DM9161_BP4B5B (1 << 15) +#define DM9161_BP_SCR (1 << 14) +#define DM9161_BP_ALIGN (1 << 13) +#define DM9161_BP_ADPOK (1 << 12) +#define DM9161_REPEATER (1 << 11) +#define DM9161_TX (1 << 10) +#define DM9161_RMII_ENABLE (1 << 8) +#define DM9161_F_LINK_100 (1 << 7) +#define DM9161_SPLED_CTL (1 << 6) +#define DM9161_COLLED_CTL (1 << 5) +#define DM9161_RPDCTR_EN (1 << 4) +#define DM9161_SM_RST (1 << 3) +#define DM9161_MFP SC (1 << 2) +#define DM9161_SLEEP (1 << 1) +#define DM9161_RLOUT (1 << 0) + +//--Bit definitions: DM9161_DSCSR +#define DM9161_100FDX (1 << 15) +#define DM9161_100HDX (1 << 14) +#define DM9161_10FDX (1 << 13) +#define DM9161_10HDX (1 << 12) + +//--Bit definitions: DM9161_10BTCSR +#define DM9161_LP_EN (1 << 14) +#define DM9161_HBE (1 << 13) +#define DM9161_SQUELCH (1 << 12) +#define DM9161_JABEN (1 << 11) +#define DM9161_10BT_SER (1 << 10) +#define DM9161_POLR (1 << 0) + + +//--Bit definitions: DM9161_MDINTR +#define DM9161_INTR_PEND (1 << 15) +#define DM9161_FDX_MASK (1 << 11) +#define DM9161_SPD_MASK (1 << 10) +#define DM9161_LINK_MASK (1 << 9) +#define DM9161_INTR_MASK (1 << 8) +#define DM9161_FDX_CHANGE (1 << 4) +#define DM9161_SPD_CHANGE (1 << 3) +#define DM9161_LINK_CHANGE (1 << 2) +#define DM9161_INTR_STATUS (1 << 0) + + +/****************** function prototypes **********************/ +static unsigned int dm9161_IsPhyConnected(AT91PS_EMAC p_mac); +static unsigned char dm9161_GetLinkSpeed(AT91PS_EMAC p_mac); +static unsigned char dm9161_AutoNegotiate(AT91PS_EMAC p_mac, int *status); +static unsigned char dm9161_InitPhy(AT91PS_EMAC p_mac); -- cgit