treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156

[mirror_ubuntu-jammy-kernel.git] / drivers / net / ethernet / atheros / atlx / atlx.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* atlx_hw.h -- common hardware definitions for Attansic network drivers
 *
 * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
 * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
 * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
 * Copyright(c) 2007 Atheros Corporation. All rights reserved.
 *
 * Derived from Intel e1000 driver
 * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
 */

#ifndef ATLX_H
#define ATLX_H

#include <linux/module.h>
#include <linux/types.h>

#define ATLX_ERR_PHY                    2
#define ATLX_ERR_PHY_SPEED              7
#define ATLX_ERR_PHY_RES                8

#define SPEED_0                         0xffff
#define SPEED_10                        10
#define SPEED_100                       100
#define SPEED_1000                      1000
#define HALF_DUPLEX                     1
#define FULL_DUPLEX                     2

#define MEDIA_TYPE_AUTO_SENSOR          0

/* register definitions */
#define REG_PM_CTRLSTAT                 0x44

#define REG_PCIE_CAP_LIST               0x58

#define REG_VPD_CAP                     0x6C
#define VPD_CAP_ID_MASK                 0xFF
#define VPD_CAP_ID_SHIFT                0
#define VPD_CAP_NEXT_PTR_MASK           0xFF
#define VPD_CAP_NEXT_PTR_SHIFT          8
#define VPD_CAP_VPD_ADDR_MASK           0x7FFF
#define VPD_CAP_VPD_ADDR_SHIFT          16
#define VPD_CAP_VPD_FLAG                0x80000000

#define REG_VPD_DATA                    0x70

#define REG_SPI_FLASH_CTRL              0x200
#define SPI_FLASH_CTRL_STS_NON_RDY      0x1
#define SPI_FLASH_CTRL_STS_WEN          0x2
#define SPI_FLASH_CTRL_STS_WPEN         0x80
#define SPI_FLASH_CTRL_DEV_STS_MASK     0xFF
#define SPI_FLASH_CTRL_DEV_STS_SHIFT    0
#define SPI_FLASH_CTRL_INS_MASK         0x7
#define SPI_FLASH_CTRL_INS_SHIFT        8
#define SPI_FLASH_CTRL_START            0x800
#define SPI_FLASH_CTRL_EN_VPD           0x2000
#define SPI_FLASH_CTRL_LDSTART          0x8000
#define SPI_FLASH_CTRL_CS_HI_MASK       0x3
#define SPI_FLASH_CTRL_CS_HI_SHIFT      16
#define SPI_FLASH_CTRL_CS_HOLD_MASK     0x3
#define SPI_FLASH_CTRL_CS_HOLD_SHIFT    18
#define SPI_FLASH_CTRL_CLK_LO_MASK      0x3
#define SPI_FLASH_CTRL_CLK_LO_SHIFT     20
#define SPI_FLASH_CTRL_CLK_HI_MASK      0x3
#define SPI_FLASH_CTRL_CLK_HI_SHIFT     22
#define SPI_FLASH_CTRL_CS_SETUP_MASK    0x3
#define SPI_FLASH_CTRL_CS_SETUP_SHIFT   24
#define SPI_FLASH_CTRL_EROM_PGSZ_MASK   0x3
#define SPI_FLASH_CTRL_EROM_PGSZ_SHIFT  26
#define SPI_FLASH_CTRL_WAIT_READY       0x10000000

#define REG_SPI_ADDR                    0x204

#define REG_SPI_DATA                    0x208

#define REG_SPI_FLASH_CONFIG            0x20C
#define SPI_FLASH_CONFIG_LD_ADDR_MASK   0xFFFFFF
#define SPI_FLASH_CONFIG_LD_ADDR_SHIFT  0
#define SPI_FLASH_CONFIG_VPD_ADDR_MASK  0x3
#define SPI_FLASH_CONFIG_VPD_ADDR_SHIFT 24
#define SPI_FLASH_CONFIG_LD_EXIST       0x4000000

#define REG_SPI_FLASH_OP_PROGRAM        0x210
#define REG_SPI_FLASH_OP_SC_ERASE       0x211
#define REG_SPI_FLASH_OP_CHIP_ERASE     0x212
#define REG_SPI_FLASH_OP_RDID           0x213
#define REG_SPI_FLASH_OP_WREN           0x214
#define REG_SPI_FLASH_OP_RDSR           0x215
#define REG_SPI_FLASH_OP_WRSR           0x216
#define REG_SPI_FLASH_OP_READ           0x217

#define REG_TWSI_CTRL                   0x218
#define TWSI_CTRL_LD_OFFSET_MASK        0xFF
#define TWSI_CTRL_LD_OFFSET_SHIFT       0
#define TWSI_CTRL_LD_SLV_ADDR_MASK      0x7
#define TWSI_CTRL_LD_SLV_ADDR_SHIFT     8
#define TWSI_CTRL_SW_LDSTART            0x800
#define TWSI_CTRL_HW_LDSTART            0x1000
#define TWSI_CTRL_SMB_SLV_ADDR_MASK     0x7F
#define TWSI_CTRL_SMB_SLV_ADDR_SHIFT    15
#define TWSI_CTRL_LD_EXIST              0x400000
#define TWSI_CTRL_READ_FREQ_SEL_MASK    0x3
#define TWSI_CTRL_READ_FREQ_SEL_SHIFT   23
#define TWSI_CTRL_FREQ_SEL_100K         0
#define TWSI_CTRL_FREQ_SEL_200K         1
#define TWSI_CTRL_FREQ_SEL_300K         2
#define TWSI_CTRL_FREQ_SEL_400K         3
#define TWSI_CTRL_SMB_SLV_ADDR          /* FIXME: define or remove */
#define TWSI_CTRL_WRITE_FREQ_SEL_MASK   0x3
#define TWSI_CTRL_WRITE_FREQ_SEL_SHIFT  24

#define REG_PCIE_DEV_MISC_CTRL                  0x21C
#define PCIE_DEV_MISC_CTRL_EXT_PIPE             0x2
#define PCIE_DEV_MISC_CTRL_RETRY_BUFDIS         0x1
#define PCIE_DEV_MISC_CTRL_SPIROM_EXIST         0x4
#define PCIE_DEV_MISC_CTRL_SERDES_ENDIAN        0x8
#define PCIE_DEV_MISC_CTRL_SERDES_SEL_DIN       0x10

#define REG_PCIE_PHYMISC                0x1000
#define PCIE_PHYMISC_FORCE_RCV_DET      0x4

#define REG_PCIE_DLL_TX_CTRL1           0x1104
#define PCIE_DLL_TX_CTRL1_SEL_NOR_CLK   0x400
#define PCIE_DLL_TX_CTRL1_DEF           0x568

#define REG_LTSSM_TEST_MODE             0x12FC
#define LTSSM_TEST_MODE_DEF             0x6500

/* Master Control Register */
#define REG_MASTER_CTRL                 0x1400
#define MASTER_CTRL_SOFT_RST            0x1
#define MASTER_CTRL_MTIMER_EN           0x2
#define MASTER_CTRL_ITIMER_EN           0x4
#define MASTER_CTRL_MANUAL_INT          0x8
#define MASTER_CTRL_REV_NUM_SHIFT       16
#define MASTER_CTRL_REV_NUM_MASK        0xFF
#define MASTER_CTRL_DEV_ID_SHIFT        24
#define MASTER_CTRL_DEV_ID_MASK         0xFF

/* Timer Initial Value Register */
#define REG_MANUAL_TIMER_INIT           0x1404

/* IRQ Moderator Timer Initial Value Register */
#define REG_IRQ_MODU_TIMER_INIT         0x1408

#define REG_PHY_ENABLE                  0x140C

/* IRQ Anti-Lost Timer Initial Value Register */
#define REG_CMBDISDMA_TIMER             0x140E

/* Block IDLE Status Register */
#define REG_IDLE_STATUS                 0x1410

/* MDIO Control Register */
#define REG_MDIO_CTRL                   0x1414
#define MDIO_DATA_MASK                  0xFFFF
#define MDIO_DATA_SHIFT                 0
#define MDIO_REG_ADDR_MASK              0x1F
#define MDIO_REG_ADDR_SHIFT             16
#define MDIO_RW                         0x200000
#define MDIO_SUP_PREAMBLE               0x400000
#define MDIO_START                      0x800000
#define MDIO_CLK_SEL_SHIFT              24
#define MDIO_CLK_25_4                   0
#define MDIO_CLK_25_6                   2
#define MDIO_CLK_25_8                   3
#define MDIO_CLK_25_10                  4
#define MDIO_CLK_25_14                  5
#define MDIO_CLK_25_20                  6
#define MDIO_CLK_25_28                  7
#define MDIO_BUSY                       0x8000000

/* MII PHY Status Register */
#define REG_PHY_STATUS                  0x1418

/* BIST Control and Status Register0 (for the Packet Memory) */
#define REG_BIST0_CTRL                  0x141C
#define BIST0_NOW                       0x1
#define BIST0_SRAM_FAIL                 0x2
#define BIST0_FUSE_FLAG                 0x4
#define REG_BIST1_CTRL                  0x1420
#define BIST1_NOW                       0x1
#define BIST1_SRAM_FAIL                 0x2
#define BIST1_FUSE_FLAG                 0x4

/* SerDes Lock Detect Control and Status Register */
#define REG_SERDES_LOCK                 0x1424
#define SERDES_LOCK_DETECT              1
#define SERDES_LOCK_DETECT_EN           2

/* MAC Control Register */
#define REG_MAC_CTRL                    0x1480
#define MAC_CTRL_TX_EN                  1
#define MAC_CTRL_RX_EN                  2
#define MAC_CTRL_TX_FLOW                4
#define MAC_CTRL_RX_FLOW                8
#define MAC_CTRL_LOOPBACK               0x10
#define MAC_CTRL_DUPLX                  0x20
#define MAC_CTRL_ADD_CRC                0x40
#define MAC_CTRL_PAD                    0x80
#define MAC_CTRL_LENCHK                 0x100
#define MAC_CTRL_HUGE_EN                0x200
#define MAC_CTRL_PRMLEN_SHIFT           10
#define MAC_CTRL_PRMLEN_MASK            0xF
#define MAC_CTRL_RMV_VLAN               0x4000
#define MAC_CTRL_PROMIS_EN              0x8000
#define MAC_CTRL_MC_ALL_EN              0x2000000
#define MAC_CTRL_BC_EN                  0x4000000

/* MAC IPG/IFG Control Register */
#define REG_MAC_IPG_IFG                 0x1484
#define MAC_IPG_IFG_IPGT_SHIFT          0
#define MAC_IPG_IFG_IPGT_MASK           0x7F
#define MAC_IPG_IFG_MIFG_SHIFT          8
#define MAC_IPG_IFG_MIFG_MASK           0xFF
#define MAC_IPG_IFG_IPGR1_SHIFT         16
#define MAC_IPG_IFG_IPGR1_MASK          0x7F
#define MAC_IPG_IFG_IPGR2_SHIFT         24
#define MAC_IPG_IFG_IPGR2_MASK          0x7F

/* MAC STATION ADDRESS */
#define REG_MAC_STA_ADDR                0x1488

/* Hash table for multicast address */
#define REG_RX_HASH_TABLE               0x1490

/* MAC Half-Duplex Control Register */
#define REG_MAC_HALF_DUPLX_CTRL                 0x1498
#define MAC_HALF_DUPLX_CTRL_LCOL_SHIFT          0
#define MAC_HALF_DUPLX_CTRL_LCOL_MASK           0x3FF
#define MAC_HALF_DUPLX_CTRL_RETRY_SHIFT         12
#define MAC_HALF_DUPLX_CTRL_RETRY_MASK          0xF
#define MAC_HALF_DUPLX_CTRL_EXC_DEF_EN          0x10000
#define MAC_HALF_DUPLX_CTRL_NO_BACK_C           0x20000
#define MAC_HALF_DUPLX_CTRL_NO_BACK_P           0x40000
#define MAC_HALF_DUPLX_CTRL_ABEBE               0x80000
#define MAC_HALF_DUPLX_CTRL_ABEBT_SHIFT         20
#define MAC_HALF_DUPLX_CTRL_ABEBT_MASK          0xF
#define MAC_HALF_DUPLX_CTRL_JAMIPG_SHIFT        24
#define MAC_HALF_DUPLX_CTRL_JAMIPG_MASK         0xF

/* Maximum Frame Length Control Register */
#define REG_MTU                         0x149C

/* Wake-On-Lan control register */
#define REG_WOL_CTRL                    0x14A0
#define WOL_PATTERN_EN                  0x1
#define WOL_PATTERN_PME_EN              0x2
#define WOL_MAGIC_EN                    0x4
#define WOL_MAGIC_PME_EN                0x8
#define WOL_LINK_CHG_EN                 0x10
#define WOL_LINK_CHG_PME_EN             0x20
#define WOL_PATTERN_ST                  0x100
#define WOL_MAGIC_ST                    0x200
#define WOL_LINKCHG_ST                  0x400
#define WOL_PT0_EN                      0x10000
#define WOL_PT1_EN                      0x20000
#define WOL_PT2_EN                      0x40000
#define WOL_PT3_EN                      0x80000
#define WOL_PT4_EN                      0x100000
#define WOL_PT0_MATCH                   0x1000000
#define WOL_PT1_MATCH                   0x2000000
#define WOL_PT2_MATCH                   0x4000000
#define WOL_PT3_MATCH                   0x8000000
#define WOL_PT4_MATCH                   0x10000000

/* Internal SRAM Partition Register, high 32 bits */
#define REG_SRAM_RFD_ADDR               0x1500

/* Descriptor Control register, high 32 bits */
#define REG_DESC_BASE_ADDR_HI           0x1540

/* Interrupt Status Register */
#define REG_ISR                         0x1600
#define ISR_UR_DETECTED                 0x1000000
#define ISR_FERR_DETECTED               0x2000000
#define ISR_NFERR_DETECTED              0x4000000
#define ISR_CERR_DETECTED               0x8000000
#define ISR_PHY_LINKDOWN                0x10000000
#define ISR_DIS_INT                     0x80000000

/* Interrupt Mask Register */
#define REG_IMR                         0x1604

#define REG_RFD_RRD_IDX                 0x1800
#define REG_TPD_IDX                     0x1804

/* MII definitions */

/* PHY Common Register */
#define MII_ATLX_CR                     0x09
#define MII_ATLX_SR                     0x0A
#define MII_ATLX_ESR                    0x0F
#define MII_ATLX_PSCR                   0x10
#define MII_ATLX_PSSR                   0x11

/* PHY Control Register */
#define MII_CR_SPEED_SELECT_MSB         0x0040  /* bits 6,13: 10=1000, 01=100,
                                                 * 00=10
                                                 */
#define MII_CR_COLL_TEST_ENABLE         0x0080  /* Collision test enable */
#define MII_CR_FULL_DUPLEX              0x0100  /* FDX =1, half duplex =0 */
#define MII_CR_RESTART_AUTO_NEG         0x0200  /* Restart auto negotiation */
#define MII_CR_ISOLATE                  0x0400  /* Isolate PHY from MII */
#define MII_CR_POWER_DOWN               0x0800  /* Power down */
#define MII_CR_AUTO_NEG_EN              0x1000  /* Auto Neg Enable */
#define MII_CR_SPEED_SELECT_LSB         0x2000  /* bits 6,13: 10=1000, 01=100,
                                                 * 00=10
                                                 */
#define MII_CR_LOOPBACK                 0x4000  /* 0 = normal, 1 = loopback */
#define MII_CR_RESET                    0x8000  /* 0 = normal, 1 = PHY reset */
#define MII_CR_SPEED_MASK               0x2040
#define MII_CR_SPEED_1000               0x0040
#define MII_CR_SPEED_100                0x2000
#define MII_CR_SPEED_10                 0x0000

/* PHY Status Register */
#define MII_SR_EXTENDED_CAPS            0x0001  /* Ext register capabilities */
#define MII_SR_JABBER_DETECT            0x0002  /* Jabber Detected */
#define MII_SR_LINK_STATUS              0x0004  /* Link Status 1 = link */
#define MII_SR_AUTONEG_CAPS             0x0008  /* Auto Neg Capable */
#define MII_SR_REMOTE_FAULT             0x0010  /* Remote Fault Detect */
#define MII_SR_AUTONEG_COMPLETE         0x0020  /* Auto Neg Complete */
#define MII_SR_PREAMBLE_SUPPRESS        0x0040  /* Preamble may be suppressed */
#define MII_SR_EXTENDED_STATUS          0x0100  /* Ext stat info in Reg 0x0F */
#define MII_SR_100T2_HD_CAPS            0x0200  /* 100T2 Half Duplex Capable */
#define MII_SR_100T2_FD_CAPS            0x0400  /* 100T2 Full Duplex Capable */
#define MII_SR_10T_HD_CAPS              0x0800  /* 10T   Half Duplex Capable */
#define MII_SR_10T_FD_CAPS              0x1000  /* 10T   Full Duplex Capable */
#define MII_SR_100X_HD_CAPS             0x2000  /* 100X  Half Duplex Capable */
#define MII_SR_100X_FD_CAPS             0x4000  /* 100X  Full Duplex Capable */
#define MII_SR_100T4_CAPS               0x8000  /* 100T4 Capable */

/* Link partner ability register */
#define MII_LPA_SLCT                    0x001f  /* Same as advertise selector */
#define MII_LPA_10HALF                  0x0020  /* Can do 10mbps half-duplex */
#define MII_LPA_10FULL                  0x0040  /* Can do 10mbps full-duplex */
#define MII_LPA_100HALF                 0x0080  /* Can do 100mbps half-duplex */
#define MII_LPA_100FULL                 0x0100  /* Can do 100mbps full-duplex */
#define MII_LPA_100BASE4                0x0200  /* 100BASE-T4 */
#define MII_LPA_PAUSE                   0x0400  /* PAUSE */
#define MII_LPA_ASYPAUSE                0x0800  /* Asymmetrical PAUSE */
#define MII_LPA_RFAULT                  0x2000  /* Link partner faulted */
#define MII_LPA_LPACK                   0x4000  /* Link partner acked us */
#define MII_LPA_NPAGE                   0x8000  /* Next page bit */

/* Autoneg Advertisement Register */
#define MII_AR_SELECTOR_FIELD           0x0001  /* IEEE 802.3 CSMA/CD */
#define MII_AR_10T_HD_CAPS              0x0020  /* 10T   Half Duplex Capable */
#define MII_AR_10T_FD_CAPS              0x0040  /* 10T   Full Duplex Capable */
#define MII_AR_100TX_HD_CAPS            0x0080  /* 100TX Half Duplex Capable */
#define MII_AR_100TX_FD_CAPS            0x0100  /* 100TX Full Duplex Capable */
#define MII_AR_100T4_CAPS               0x0200  /* 100T4 Capable */
#define MII_AR_PAUSE                    0x0400  /* Pause operation desired */
#define MII_AR_ASM_DIR                  0x0800  /* Asymmetric Pause Dir bit */
#define MII_AR_REMOTE_FAULT             0x2000  /* Remote Fault detected */
#define MII_AR_NEXT_PAGE                0x8000  /* Next Page ability support */
#define MII_AR_SPEED_MASK               0x01E0
#define MII_AR_DEFAULT_CAP_MASK         0x0DE0

/* 1000BASE-T Control Register */
#define MII_ATLX_CR_1000T_HD_CAPS       0x0100  /* Adv 1000T HD cap */
#define MII_ATLX_CR_1000T_FD_CAPS       0x0200  /* Adv 1000T FD cap */
#define MII_ATLX_CR_1000T_REPEATER_DTE  0x0400  /* 1=Repeater/switch device,
                                                 * 0=DTE device */
#define MII_ATLX_CR_1000T_MS_VALUE      0x0800  /* 1=Config PHY as Master,
                                                 * 0=Configure PHY as Slave */
#define MII_ATLX_CR_1000T_MS_ENABLE     0x1000  /* 1=Man Master/Slave config,
                                                 * 0=Auto Master/Slave config
                                                 */
#define MII_ATLX_CR_1000T_TEST_MODE_NORMAL      0x0000  /* Normal Operation */
#define MII_ATLX_CR_1000T_TEST_MODE_1   0x2000  /* Transmit Waveform test */
#define MII_ATLX_CR_1000T_TEST_MODE_2   0x4000  /* Master Xmit Jitter test */
#define MII_ATLX_CR_1000T_TEST_MODE_3   0x6000  /* Slave Xmit Jitter test */
#define MII_ATLX_CR_1000T_TEST_MODE_4   0x8000  /* Xmitter Distortion test */
#define MII_ATLX_CR_1000T_SPEED_MASK    0x0300
#define MII_ATLX_CR_1000T_DEFAULT_CAP_MASK      0x0300

/* 1000BASE-T Status Register */
#define MII_ATLX_SR_1000T_LP_HD_CAPS    0x0400  /* LP is 1000T HD capable */
#define MII_ATLX_SR_1000T_LP_FD_CAPS    0x0800  /* LP is 1000T FD capable */
#define MII_ATLX_SR_1000T_REMOTE_RX_STATUS      0x1000  /* Remote receiver OK */
#define MII_ATLX_SR_1000T_LOCAL_RX_STATUS       0x2000  /* Local receiver OK */
#define MII_ATLX_SR_1000T_MS_CONFIG_RES         0x4000  /* 1=Local TX is Master
                                                         * 0=Slave
                                                         */
#define MII_ATLX_SR_1000T_MS_CONFIG_FAULT       0x8000  /* Master/Slave config
                                                         * fault */
#define MII_ATLX_SR_1000T_REMOTE_RX_STATUS_SHIFT        12
#define MII_ATLX_SR_1000T_LOCAL_RX_STATUS_SHIFT         13

/* Extended Status Register */
#define MII_ATLX_ESR_1000T_HD_CAPS      0x1000  /* 1000T HD capable */
#define MII_ATLX_ESR_1000T_FD_CAPS      0x2000  /* 1000T FD capable */
#define MII_ATLX_ESR_1000X_HD_CAPS      0x4000  /* 1000X HD capable */
#define MII_ATLX_ESR_1000X_FD_CAPS      0x8000  /* 1000X FD capable */

/* ATLX PHY Specific Control Register */
#define MII_ATLX_PSCR_JABBER_DISABLE    0x0001  /* 1=Jabber Func disabled */
#define MII_ATLX_PSCR_POLARITY_REVERSAL 0x0002  /* 1=Polarity Reversal enbld */
#define MII_ATLX_PSCR_SQE_TEST          0x0004  /* 1=SQE Test enabled */
#define MII_ATLX_PSCR_MAC_POWERDOWN     0x0008
#define MII_ATLX_PSCR_CLK125_DISABLE    0x0010  /* 1=CLK125 low
                                                 * 0=CLK125 toggling
                                                 */
#define MII_ATLX_PSCR_MDI_MANUAL_MODE   0x0000  /* MDI Crossover Mode bits 6:5,
                                                 * Manual MDI configuration
                                                 */
#define MII_ATLX_PSCR_MDIX_MANUAL_MODE  0x0020  /* Manual MDIX configuration */
#define MII_ATLX_PSCR_AUTO_X_1000T      0x0040  /* 1000BASE-T: Auto crossover
                                                 * 100BASE-TX/10BASE-T: MDI
                                                 * Mode */
#define MII_ATLX_PSCR_AUTO_X_MODE       0x0060  /* Auto crossover enabled
                                                 * all speeds.
                                                 */
#define MII_ATLX_PSCR_10BT_EXT_DIST_ENABLE      0x0080  /* 1=Enable Extended
                                                         * 10BASE-T distance
                                                         * (Lower 10BASE-T RX
                                                         * Threshold)
                                                         * 0=Normal 10BASE-T RX
                                                         * Threshold
                                                         */
#define MII_ATLX_PSCR_MII_5BIT_ENABLE   0x0100  /* 1=5-Bit interface in
                                                 * 100BASE-TX
                                                 * 0=MII interface in
                                                 * 100BASE-TX
                                                 */
#define MII_ATLX_PSCR_SCRAMBLER_DISABLE 0x0200  /* 1=Scrambler dsbl */
#define MII_ATLX_PSCR_FORCE_LINK_GOOD   0x0400  /* 1=Force link good */
#define MII_ATLX_PSCR_ASSERT_CRS_ON_TX  0x0800  /* 1=Assert CRS on Transmit */
#define MII_ATLX_PSCR_POLARITY_REVERSAL_SHIFT           1
#define MII_ATLX_PSCR_AUTO_X_MODE_SHIFT                 5
#define MII_ATLX_PSCR_10BT_EXT_DIST_ENABLE_SHIFT        7

/* ATLX PHY Specific Status Register */
#define MII_ATLX_PSSR_SPD_DPLX_RESOLVED 0x0800  /* 1=Speed & Duplex resolved */
#define MII_ATLX_PSSR_DPLX              0x2000  /* 1=Duplex 0=Half Duplex */
#define MII_ATLX_PSSR_SPEED             0xC000  /* Speed, bits 14:15 */
#define MII_ATLX_PSSR_10MBS             0x0000  /* 00=10Mbs */
#define MII_ATLX_PSSR_100MBS            0x4000  /* 01=100Mbs */
#define MII_ATLX_PSSR_1000MBS           0x8000  /* 10=1000Mbs */

#define MII_DBG_ADDR                    0x1D
#define MII_DBG_DATA                    0x1E

/* PCI Command Register Bit Definitions */
#define PCI_REG_COMMAND                 0x04    /* PCI Command Register */
#define CMD_IO_SPACE                    0x0001
#define CMD_MEMORY_SPACE                0x0002
#define CMD_BUS_MASTER                  0x0004

/* Wake Up Filter Control */
#define ATLX_WUFC_LNKC  0x00000001      /* Link Status Change Wakeup Enable */
#define ATLX_WUFC_MAG   0x00000002      /* Magic Packet Wakeup Enable */
#define ATLX_WUFC_EX    0x00000004      /* Directed Exact Wakeup Enable */
#define ATLX_WUFC_MC    0x00000008      /* Multicast Wakeup Enable */
#define ATLX_WUFC_BC    0x00000010      /* Broadcast Wakeup Enable */

#define ADVERTISE_10_HALF               0x0001
#define ADVERTISE_10_FULL               0x0002
#define ADVERTISE_100_HALF              0x0004
#define ADVERTISE_100_FULL              0x0008
#define ADVERTISE_1000_HALF             0x0010
#define ADVERTISE_1000_FULL             0x0020
#define AUTONEG_ADVERTISE_10_100_ALL    0x000F  /* All 10/100 speeds */
#define AUTONEG_ADVERTISE_10_ALL        0x0003  /* 10Mbps Full & Half speeds */

#define PHY_AUTO_NEG_TIME               45      /* 4.5 Seconds */
#define PHY_FORCE_TIME                  20      /* 2.0 Seconds */

/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA */
#define EEPROM_SUM                      0xBABA

struct atlx_spi_flash_dev {
        const char *manu_name;  /* manufacturer id */
        /* op-code */
        u8 cmd_wrsr;
        u8 cmd_read;
        u8 cmd_program;
        u8 cmd_wren;
        u8 cmd_wrdi;
        u8 cmd_rdsr;
        u8 cmd_rdid;
        u8 cmd_sector_erase;
        u8 cmd_chip_erase;
};

#endif /* ATLX_H */