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linux/drivers/net/usb/smsc95xx.h
Thomas Gleixner 1ccea77e2a treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 
Based on 2 normalized pattern(s):

  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 see http www gnu org licenses

  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 [based]
  [from] [clk] [highbank] [c] you should have received a copy of the
  gnu general public license along with this program if not see http
  www gnu org licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 355 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154041.837383322@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:45 +02:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
*
* Copyright (C) 2007-2008 SMSC
*
*****************************************************************************/
#ifndef _SMSC95XX_H
#define _SMSC95XX_H
/* Tx command words */
#define TX_CMD_A_DATA_OFFSET_ (0x001F0000) /* Data Start Offset */
#define TX_CMD_A_FIRST_SEG_ (0x00002000) /* First Segment */
#define TX_CMD_A_LAST_SEG_ (0x00001000) /* Last Segment */
#define TX_CMD_A_BUF_SIZE_ (0x000007FF) /* Buffer Size */
#define TX_CMD_B_CSUM_ENABLE (0x00004000) /* TX Checksum Enable */
#define TX_CMD_B_ADD_CRC_DIS_ (0x00002000) /* Add CRC Disable */
#define TX_CMD_B_DIS_PADDING_ (0x00001000) /* Disable Frame Padding */
#define TX_CMD_B_FRAME_LENGTH_ (0x000007FF) /* Frame Length (bytes) */
/* Rx status word */
#define RX_STS_FF_ (0x40000000) /* Filter Fail */
#define RX_STS_FL_ (0x3FFF0000) /* Frame Length */
#define RX_STS_ES_ (0x00008000) /* Error Summary */
#define RX_STS_BF_ (0x00002000) /* Broadcast Frame */
#define RX_STS_LE_ (0x00001000) /* Length Error */
#define RX_STS_RF_ (0x00000800) /* Runt Frame */
#define RX_STS_MF_ (0x00000400) /* Multicast Frame */
#define RX_STS_TL_ (0x00000080) /* Frame too long */
#define RX_STS_CS_ (0x00000040) /* Collision Seen */
#define RX_STS_FT_ (0x00000020) /* Frame Type */
#define RX_STS_RW_ (0x00000010) /* Receive Watchdog */
#define RX_STS_ME_ (0x00000008) /* MII Error */
#define RX_STS_DB_ (0x00000004) /* Dribbling */
#define RX_STS_CRC_ (0x00000002) /* CRC Error */
/* SCSRs - System Control and Status Registers */
/* Device ID and Revision Register */
#define ID_REV (0x00)
#define ID_REV_CHIP_ID_MASK_ (0xFFFF0000)
#define ID_REV_CHIP_REV_MASK_ (0x0000FFFF)
#define ID_REV_CHIP_ID_9500_ (0x9500)
#define ID_REV_CHIP_ID_9500A_ (0x9E00)
#define ID_REV_CHIP_ID_9512_ (0xEC00)
#define ID_REV_CHIP_ID_9530_ (0x9530)
#define ID_REV_CHIP_ID_89530_ (0x9E08)
#define ID_REV_CHIP_ID_9730_ (0x9730)
/* Interrupt Status Register */
#define INT_STS (0x08)
#define INT_STS_MAC_RTO_ (0x00040000) /* MAC Reset Time Out */
#define INT_STS_TX_STOP_ (0x00020000) /* TX Stopped */
#define INT_STS_RX_STOP_ (0x00010000) /* RX Stopped */
#define INT_STS_PHY_INT_ (0x00008000) /* PHY Interrupt */
#define INT_STS_TXE_ (0x00004000) /* Transmitter Error */
#define INT_STS_TDFU_ (0x00002000) /* TX Data FIFO Underrun */
#define INT_STS_TDFO_ (0x00001000) /* TX Data FIFO Overrun */
#define INT_STS_RXDF_ (0x00000800) /* RX Dropped Frame */
#define INT_STS_GPIOS_ (0x000007FF) /* GPIOs Interrupts */
#define INT_STS_CLEAR_ALL_ (0xFFFFFFFF)
/* Receive Configuration Register */
#define RX_CFG (0x0C)
#define RX_FIFO_FLUSH_ (0x00000001) /* Receive FIFO Flush */
/* Transmit Configuration Register */
#define TX_CFG (0x10)
#define TX_CFG_ON_ (0x00000004) /* Transmitter Enable */
#define TX_CFG_STOP_ (0x00000002) /* Stop Transmitter */
#define TX_CFG_FIFO_FLUSH_ (0x00000001) /* Transmit FIFO Flush */
/* Hardware Configuration Register */
#define HW_CFG (0x14)
#define HW_CFG_BIR_ (0x00001000) /* Bulk In Empty Response */
#define HW_CFG_LEDB_ (0x00000800) /* Activity LED 80ms Bypass */
#define HW_CFG_RXDOFF_ (0x00000600) /* RX Data Offset */
#define HW_CFG_SBP_ (0x00000100) /* Stall Bulk Out Pipe Dis. */
#define HW_CFG_IME_ (0x00000080) /* Internal MII Visi. Enable */
#define HW_CFG_DRP_ (0x00000040) /* Discard Errored RX Frame */
#define HW_CFG_MEF_ (0x00000020) /* Mult. ETH Frames/USB pkt */
#define HW_CFG_ETC_ (0x00000010) /* EEPROM Timeout Control */
#define HW_CFG_LRST_ (0x00000008) /* Soft Lite Reset */
#define HW_CFG_PSEL_ (0x00000004) /* External PHY Select */
#define HW_CFG_BCE_ (0x00000002) /* Burst Cap Enable */
#define HW_CFG_SRST_ (0x00000001) /* Soft Reset */
/* Receive FIFO Information Register */
#define RX_FIFO_INF (0x18)
#define RX_FIFO_INF_USED_ (0x0000FFFF) /* RX Data FIFO Used Space */
/* Transmit FIFO Information Register */
#define TX_FIFO_INF (0x1C)
#define TX_FIFO_INF_FREE_ (0x0000FFFF) /* TX Data FIFO Free Space */
/* Power Management Control Register */
#define PM_CTRL (0x20)
#define PM_CTL_RES_CLR_WKP_STS (0x00000200) /* Resume Clears Wakeup STS */
#define PM_CTL_RES_CLR_WKP_EN (0x00000100) /* Resume Clears Wkp Enables */
#define PM_CTL_DEV_RDY_ (0x00000080) /* Device Ready */
#define PM_CTL_SUS_MODE_ (0x00000060) /* Suspend Mode */
#define PM_CTL_SUS_MODE_0 (0x00000000)
#define PM_CTL_SUS_MODE_1 (0x00000020)
#define PM_CTL_SUS_MODE_2 (0x00000040)
#define PM_CTL_SUS_MODE_3 (0x00000060)
#define PM_CTL_PHY_RST_ (0x00000010) /* PHY Reset */
#define PM_CTL_WOL_EN_ (0x00000008) /* Wake On Lan Enable */
#define PM_CTL_ED_EN_ (0x00000004) /* Energy Detect Enable */
#define PM_CTL_WUPS_ (0x00000003) /* Wake Up Status */
#define PM_CTL_WUPS_NO_ (0x00000000) /* No Wake Up Event Detected */
#define PM_CTL_WUPS_ED_ (0x00000001) /* Energy Detect */
#define PM_CTL_WUPS_WOL_ (0x00000002) /* Wake On Lan */
#define PM_CTL_WUPS_MULTI_ (0x00000003) /* Multiple Events Occurred */
/* LED General Purpose IO Configuration Register */
#define LED_GPIO_CFG (0x24)
#define LED_GPIO_CFG_SPD_LED (0x01000000) /* GPIOz as Speed LED */
#define LED_GPIO_CFG_LNK_LED (0x00100000) /* GPIOy as Link LED */
#define LED_GPIO_CFG_FDX_LED (0x00010000) /* GPIOx as Full Duplex LED */
/* General Purpose IO Configuration Register */
#define GPIO_CFG (0x28)
/* Automatic Flow Control Configuration Register */
#define AFC_CFG (0x2C)
#define AFC_CFG_HI_ (0x00FF0000) /* Auto Flow Ctrl High Level */
#define AFC_CFG_LO_ (0x0000FF00) /* Auto Flow Ctrl Low Level */
#define AFC_CFG_BACK_DUR_ (0x000000F0) /* Back Pressure Duration */
#define AFC_CFG_FC_MULT_ (0x00000008) /* Flow Ctrl on Mcast Frame */
#define AFC_CFG_FC_BRD_ (0x00000004) /* Flow Ctrl on Bcast Frame */
#define AFC_CFG_FC_ADD_ (0x00000002) /* Flow Ctrl on Addr. Decode */
#define AFC_CFG_FC_ANY_ (0x00000001) /* Flow Ctrl on Any Frame */
/* Hi watermark = 15.5Kb (~10 mtu pkts) */
/* low watermark = 3k (~2 mtu pkts) */
/* backpressure duration = ~ 350us */
/* Apply FC on any frame. */
#define AFC_CFG_DEFAULT (0x00F830A1)
/* EEPROM Command Register */
#define E2P_CMD (0x30)
#define E2P_CMD_BUSY_ (0x80000000) /* E2P Controller Busy */
#define E2P_CMD_MASK_ (0x70000000) /* Command Mask (see below) */
#define E2P_CMD_READ_ (0x00000000) /* Read Location */
#define E2P_CMD_EWDS_ (0x10000000) /* Erase/Write Disable */
#define E2P_CMD_EWEN_ (0x20000000) /* Erase/Write Enable */
#define E2P_CMD_WRITE_ (0x30000000) /* Write Location */
#define E2P_CMD_WRAL_ (0x40000000) /* Write All */
#define E2P_CMD_ERASE_ (0x50000000) /* Erase Location */
#define E2P_CMD_ERAL_ (0x60000000) /* Erase All */
#define E2P_CMD_RELOAD_ (0x70000000) /* Data Reload */
#define E2P_CMD_TIMEOUT_ (0x00000400) /* Set if no resp within 30ms */
#define E2P_CMD_LOADED_ (0x00000200) /* Valid EEPROM found */
#define E2P_CMD_ADDR_ (0x000001FF) /* Byte aligned address */
#define MAX_EEPROM_SIZE (512)
/* EEPROM Data Register */
#define E2P_DATA (0x34)
#define E2P_DATA_MASK_ (0x000000FF) /* EEPROM Data Mask */
/* Burst Cap Register */
#define BURST_CAP (0x38)
#define BURST_CAP_MASK_ (0x000000FF) /* Max burst sent by the UTX */
/* Configuration Straps Status Register */
#define STRAP_STATUS (0x3C)
#define STRAP_STATUS_PWR_SEL_ (0x00000020) /* Device self-powered */
#define STRAP_STATUS_AMDIX_EN_ (0x00000010) /* Auto-MDIX Enabled */
#define STRAP_STATUS_PORT_SWAP_ (0x00000008) /* USBD+/USBD- Swapped */
#define STRAP_STATUS_EEP_SIZE_ (0x00000004) /* EEPROM Size */
#define STRAP_STATUS_RMT_WKP_ (0x00000002) /* Remote Wkp supported */
#define STRAP_STATUS_EEP_DISABLE_ (0x00000001) /* EEPROM Disabled */
/* Data Port Select Register */
#define DP_SEL (0x40)
/* Data Port Command Register */
#define DP_CMD (0x44)
/* Data Port Address Register */
#define DP_ADDR (0x48)
/* Data Port Data 0 Register */
#define DP_DATA0 (0x4C)
/* Data Port Data 1 Register */
#define DP_DATA1 (0x50)
/* General Purpose IO Wake Enable and Polarity Register */
#define GPIO_WAKE (0x64)
/* Interrupt Endpoint Control Register */
#define INT_EP_CTL (0x68)
#define INT_EP_CTL_INTEP_ (0x80000000) /* Always TX Interrupt PKT */
#define INT_EP_CTL_MAC_RTO_ (0x00080000) /* MAC Reset Time Out */
#define INT_EP_CTL_RX_FIFO_ (0x00040000) /* RX FIFO Has Frame */
#define INT_EP_CTL_TX_STOP_ (0x00020000) /* TX Stopped */
#define INT_EP_CTL_RX_STOP_ (0x00010000) /* RX Stopped */
#define INT_EP_CTL_PHY_INT_ (0x00008000) /* PHY Interrupt */
#define INT_EP_CTL_TXE_ (0x00004000) /* TX Error */
#define INT_EP_CTL_TDFU_ (0x00002000) /* TX Data FIFO Underrun */
#define INT_EP_CTL_TDFO_ (0x00001000) /* TX Data FIFO Overrun */
#define INT_EP_CTL_RXDF_ (0x00000800) /* RX Dropped Frame */
#define INT_EP_CTL_GPIOS_ (0x000007FF) /* GPIOs Interrupt Enable */
/* Bulk In Delay Register (units of 16.667ns, until ~1092µs) */
#define BULK_IN_DLY (0x6C)
/* MAC CSRs - MAC Control and Status Registers */
/* MAC Control Register */
#define MAC_CR (0x100)
#define MAC_CR_RXALL_ (0x80000000) /* Receive All Mode */
#define MAC_CR_RCVOWN_ (0x00800000) /* Disable Receive Own */
#define MAC_CR_LOOPBK_ (0x00200000) /* Loopback Operation Mode */
#define MAC_CR_FDPX_ (0x00100000) /* Full Duplex Mode */
#define MAC_CR_MCPAS_ (0x00080000) /* Pass All Multicast */
#define MAC_CR_PRMS_ (0x00040000) /* Promiscuous Mode */
#define MAC_CR_INVFILT_ (0x00020000) /* Inverse Filtering */
#define MAC_CR_PASSBAD_ (0x00010000) /* Pass Bad Frames */
#define MAC_CR_HFILT_ (0x00008000) /* Hash Only Filtering Mode */
#define MAC_CR_HPFILT_ (0x00002000) /* Hash/Perfect Filt. Mode */
#define MAC_CR_LCOLL_ (0x00001000) /* Late Collision Control */
#define MAC_CR_BCAST_ (0x00000800) /* Disable Broadcast Frames */
#define MAC_CR_DISRTY_ (0x00000400) /* Disable Retry */
#define MAC_CR_PADSTR_ (0x00000100) /* Automatic Pad Stripping */
#define MAC_CR_BOLMT_MASK (0x000000C0) /* BackOff Limit */
#define MAC_CR_DFCHK_ (0x00000020) /* Deferral Check */
#define MAC_CR_TXEN_ (0x00000008) /* Transmitter Enable */
#define MAC_CR_RXEN_ (0x00000004) /* Receiver Enable */
/* MAC Address High Register */
#define ADDRH (0x104)
/* MAC Address Low Register */
#define ADDRL (0x108)
/* Multicast Hash Table High Register */
#define HASHH (0x10C)
/* Multicast Hash Table Low Register */
#define HASHL (0x110)
/* MII Access Register */
#define MII_ADDR (0x114)
#define MII_WRITE_ (0x02)
#define MII_BUSY_ (0x01)
#define MII_READ_ (0x00) /* ~of MII Write bit */
/* MII Data Register */
#define MII_DATA (0x118)
/* Flow Control Register */
#define FLOW (0x11C)
#define FLOW_FCPT_ (0xFFFF0000) /* Pause Time */
#define FLOW_FCPASS_ (0x00000004) /* Pass Control Frames */
#define FLOW_FCEN_ (0x00000002) /* Flow Control Enable */
#define FLOW_FCBSY_ (0x00000001) /* Flow Control Busy */
/* VLAN1 Tag Register */
#define VLAN1 (0x120)
/* VLAN2 Tag Register */
#define VLAN2 (0x124)
/* Wake Up Frame Filter Register */
#define WUFF (0x128)
#define LAN9500_WUFF_NUM (4)
#define LAN9500A_WUFF_NUM (8)
/* Wake Up Control and Status Register */
#define WUCSR (0x12C)
#define WUCSR_WFF_PTR_RST_ (0x80000000) /* WFrame Filter Pointer Rst */
#define WUCSR_GUE_ (0x00000200) /* Global Unicast Enable */
#define WUCSR_WUFR_ (0x00000040) /* Wakeup Frame Received */
#define WUCSR_MPR_ (0x00000020) /* Magic Packet Received */
#define WUCSR_WAKE_EN_ (0x00000004) /* Wakeup Frame Enable */
#define WUCSR_MPEN_ (0x00000002) /* Magic Packet Enable */
/* Checksum Offload Engine Control Register */
#define COE_CR (0x130)
#define Tx_COE_EN_ (0x00010000) /* TX Csum Offload Enable */
#define Rx_COE_MODE_ (0x00000002) /* RX Csum Offload Mode */
#define Rx_COE_EN_ (0x00000001) /* RX Csum Offload Enable */
/* Vendor-specific PHY Definitions (via MII access) */
/* EDPD NLP / crossover time configuration (LAN9500A only) */
#define PHY_EDPD_CONFIG (16)
#define PHY_EDPD_CONFIG_TX_NLP_EN_ ((u16)0x8000)
#define PHY_EDPD_CONFIG_TX_NLP_1000_ ((u16)0x0000)
#define PHY_EDPD_CONFIG_TX_NLP_768_ ((u16)0x2000)
#define PHY_EDPD_CONFIG_TX_NLP_512_ ((u16)0x4000)
#define PHY_EDPD_CONFIG_TX_NLP_256_ ((u16)0x6000)
#define PHY_EDPD_CONFIG_RX_1_NLP_ ((u16)0x1000)
#define PHY_EDPD_CONFIG_RX_NLP_64_ ((u16)0x0000)
#define PHY_EDPD_CONFIG_RX_NLP_256_ ((u16)0x0400)
#define PHY_EDPD_CONFIG_RX_NLP_512_ ((u16)0x0800)
#define PHY_EDPD_CONFIG_RX_NLP_1000_ ((u16)0x0C00)
#define PHY_EDPD_CONFIG_EXT_CROSSOVER_ ((u16)0x0001)
#define PHY_EDPD_CONFIG_DEFAULT (PHY_EDPD_CONFIG_TX_NLP_EN_ | \
PHY_EDPD_CONFIG_TX_NLP_768_ | \
PHY_EDPD_CONFIG_RX_1_NLP_)
/* Mode Control/Status Register */
#define PHY_MODE_CTRL_STS (17)
#define MODE_CTRL_STS_EDPWRDOWN_ ((u16)0x2000)
#define MODE_CTRL_STS_ENERGYON_ ((u16)0x0002)
/* Control/Status Indication Register */
#define SPECIAL_CTRL_STS (27)
#define SPECIAL_CTRL_STS_OVRRD_AMDIX_ ((u16)0x8000)
#define SPECIAL_CTRL_STS_AMDIX_ENABLE_ ((u16)0x4000)
#define SPECIAL_CTRL_STS_AMDIX_STATE_ ((u16)0x2000)
/* Interrupt Source Register */
#define PHY_INT_SRC (29)
#define PHY_INT_SRC_ENERGY_ON_ ((u16)0x0080)
#define PHY_INT_SRC_ANEG_COMP_ ((u16)0x0040)
#define PHY_INT_SRC_REMOTE_FAULT_ ((u16)0x0020)
#define PHY_INT_SRC_LINK_DOWN_ ((u16)0x0010)
/* Interrupt Mask Register */
#define PHY_INT_MASK (30)
#define PHY_INT_MASK_ENERGY_ON_ ((u16)0x0080)
#define PHY_INT_MASK_ANEG_COMP_ ((u16)0x0040)
#define PHY_INT_MASK_REMOTE_FAULT_ ((u16)0x0020)
#define PHY_INT_MASK_LINK_DOWN_ ((u16)0x0010)
#define PHY_INT_MASK_DEFAULT_ (PHY_INT_MASK_ANEG_COMP_ | \
PHY_INT_MASK_LINK_DOWN_)
/* PHY Special Control/Status Register */
#define PHY_SPECIAL (31)
#define PHY_SPECIAL_SPD_ ((u16)0x001C)
#define PHY_SPECIAL_SPD_10HALF_ ((u16)0x0004)
#define PHY_SPECIAL_SPD_10FULL_ ((u16)0x0014)
#define PHY_SPECIAL_SPD_100HALF_ ((u16)0x0008)
#define PHY_SPECIAL_SPD_100FULL_ ((u16)0x0018)
/* USB Vendor Requests */
#define USB_VENDOR_REQUEST_WRITE_REGISTER 0xA0
#define USB_VENDOR_REQUEST_READ_REGISTER 0xA1
#define USB_VENDOR_REQUEST_GET_STATS 0xA2
/* Interrupt Endpoint status word bitfields */
#define INT_ENP_MAC_RTO_ ((u32)BIT(18)) /* MAC Reset Time Out */
#define INT_ENP_TX_STOP_ ((u32)BIT(17)) /* TX Stopped */
#define INT_ENP_RX_STOP_ ((u32)BIT(16)) /* RX Stopped */
#define INT_ENP_PHY_INT_ ((u32)BIT(15)) /* PHY Interrupt */
#define INT_ENP_TXE_ ((u32)BIT(14)) /* TX Error */
#define INT_ENP_TDFU_ ((u32)BIT(13)) /* TX FIFO Underrun */
#define INT_ENP_TDFO_ ((u32)BIT(12)) /* TX FIFO Overrun */
#define INT_ENP_RXDF_ ((u32)BIT(11)) /* RX Dropped Frame */
#endif /* _SMSC95XX_H */
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