linux/drivers/net/usb/smsc95xx.h
Steve Glendinning e5e3af8348 smsc95xx: support PHY wakeup source
This patch enables LAN9500 family devices to wake from suspend
on either link up or link down events

It also adds _nopm versions of mdio access functions, so we can
safely call them from suspend and resume functions

Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-23 14:15:18 -05:00

292 lines
9.5 KiB
C

/***************************************************************************
*
* Copyright (C) 2007-2008 SMSC
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*****************************************************************************/
#ifndef _SMSC95XX_H
#define _SMSC95XX_H
/* Tx command words */
#define TX_CMD_A_DATA_OFFSET_ (0x001F0000)
#define TX_CMD_A_FIRST_SEG_ (0x00002000)
#define TX_CMD_A_LAST_SEG_ (0x00001000)
#define TX_CMD_A_BUF_SIZE_ (0x000007FF)
#define TX_CMD_B_CSUM_ENABLE (0x00004000)
#define TX_CMD_B_ADD_CRC_DISABLE_ (0x00002000)
#define TX_CMD_B_DISABLE_PADDING_ (0x00001000)
#define TX_CMD_B_PKT_BYTE_LENGTH_ (0x000007FF)
/* 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 */
#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)
#define INT_STS (0x08)
#define INT_STS_TX_STOP_ (0x00020000)
#define INT_STS_RX_STOP_ (0x00010000)
#define INT_STS_PHY_INT_ (0x00008000)
#define INT_STS_TXE_ (0x00004000)
#define INT_STS_TDFU_ (0x00002000)
#define INT_STS_TDFO_ (0x00001000)
#define INT_STS_RXDF_ (0x00000800)
#define INT_STS_GPIOS_ (0x000007FF)
#define INT_STS_CLEAR_ALL_ (0xFFFFFFFF)
#define RX_CFG (0x0C)
#define RX_FIFO_FLUSH_ (0x00000001)
#define TX_CFG (0x10)
#define TX_CFG_ON_ (0x00000004)
#define TX_CFG_STOP_ (0x00000002)
#define TX_CFG_FIFO_FLUSH_ (0x00000001)
#define HW_CFG (0x14)
#define HW_CFG_BIR_ (0x00001000)
#define HW_CFG_LEDB_ (0x00000800)
#define HW_CFG_RXDOFF_ (0x00000600)
#define HW_CFG_DRP_ (0x00000040)
#define HW_CFG_MEF_ (0x00000020)
#define HW_CFG_LRST_ (0x00000008)
#define HW_CFG_PSEL_ (0x00000004)
#define HW_CFG_BCE_ (0x00000002)
#define HW_CFG_SRST_ (0x00000001)
#define RX_FIFO_INF (0x18)
#define PM_CTRL (0x20)
#define PM_CTL_RES_CLR_WKP_STS (0x00000200)
#define PM_CTL_DEV_RDY_ (0x00000080)
#define PM_CTL_SUS_MODE_ (0x00000060)
#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)
#define PM_CTL_WOL_EN_ (0x00000008)
#define PM_CTL_ED_EN_ (0x00000004)
#define PM_CTL_WUPS_ (0x00000003)
#define PM_CTL_WUPS_NO_ (0x00000000)
#define PM_CTL_WUPS_ED_ (0x00000001)
#define PM_CTL_WUPS_WOL_ (0x00000002)
#define PM_CTL_WUPS_MULTI_ (0x00000003)
#define LED_GPIO_CFG (0x24)
#define LED_GPIO_CFG_SPD_LED (0x01000000)
#define LED_GPIO_CFG_LNK_LED (0x00100000)
#define LED_GPIO_CFG_FDX_LED (0x00010000)
#define GPIO_CFG (0x28)
#define AFC_CFG (0x2C)
/* 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)
#define E2P_CMD (0x30)
#define E2P_CMD_BUSY_ (0x80000000)
#define E2P_CMD_MASK_ (0x70000000)
#define E2P_CMD_READ_ (0x00000000)
#define E2P_CMD_EWDS_ (0x10000000)
#define E2P_CMD_EWEN_ (0x20000000)
#define E2P_CMD_WRITE_ (0x30000000)
#define E2P_CMD_WRAL_ (0x40000000)
#define E2P_CMD_ERASE_ (0x50000000)
#define E2P_CMD_ERAL_ (0x60000000)
#define E2P_CMD_RELOAD_ (0x70000000)
#define E2P_CMD_TIMEOUT_ (0x00000400)
#define E2P_CMD_LOADED_ (0x00000200)
#define E2P_CMD_ADDR_ (0x000001FF)
#define MAX_EEPROM_SIZE (512)
#define E2P_DATA (0x34)
#define E2P_DATA_MASK_ (0x000000FF)
#define BURST_CAP (0x38)
#define GPIO_WAKE (0x64)
#define INT_EP_CTL (0x68)
#define INT_EP_CTL_INTEP_ (0x80000000)
#define INT_EP_CTL_MACRTO_ (0x00080000)
#define INT_EP_CTL_TX_STOP_ (0x00020000)
#define INT_EP_CTL_RX_STOP_ (0x00010000)
#define INT_EP_CTL_PHY_INT_ (0x00008000)
#define INT_EP_CTL_TXE_ (0x00004000)
#define INT_EP_CTL_TDFU_ (0x00002000)
#define INT_EP_CTL_TDFO_ (0x00001000)
#define INT_EP_CTL_RXDF_ (0x00000800)
#define INT_EP_CTL_GPIOS_ (0x000007FF)
#define BULK_IN_DLY (0x6C)
/* MAC CSRs */
#define MAC_CR (0x100)
#define MAC_CR_RXALL_ (0x80000000)
#define MAC_CR_RCVOWN_ (0x00800000)
#define MAC_CR_LOOPBK_ (0x00200000)
#define MAC_CR_FDPX_ (0x00100000)
#define MAC_CR_MCPAS_ (0x00080000)
#define MAC_CR_PRMS_ (0x00040000)
#define MAC_CR_INVFILT_ (0x00020000)
#define MAC_CR_PASSBAD_ (0x00010000)
#define MAC_CR_HFILT_ (0x00008000)
#define MAC_CR_HPFILT_ (0x00002000)
#define MAC_CR_LCOLL_ (0x00001000)
#define MAC_CR_BCAST_ (0x00000800)
#define MAC_CR_DISRTY_ (0x00000400)
#define MAC_CR_PADSTR_ (0x00000100)
#define MAC_CR_BOLMT_MASK (0x000000C0)
#define MAC_CR_DFCHK_ (0x00000020)
#define MAC_CR_TXEN_ (0x00000008)
#define MAC_CR_RXEN_ (0x00000004)
#define ADDRH (0x104)
#define ADDRL (0x108)
#define HASHH (0x10C)
#define HASHL (0x110)
#define MII_ADDR (0x114)
#define MII_WRITE_ (0x02)
#define MII_BUSY_ (0x01)
#define MII_READ_ (0x00) /* ~of MII Write bit */
#define MII_DATA (0x118)
#define FLOW (0x11C)
#define FLOW_FCPT_ (0xFFFF0000)
#define FLOW_FCPASS_ (0x00000004)
#define FLOW_FCEN_ (0x00000002)
#define FLOW_FCBSY_ (0x00000001)
#define VLAN1 (0x120)
#define VLAN2 (0x124)
#define WUFF (0x128)
#define LAN9500_WUFF_NUM (4)
#define LAN9500A_WUFF_NUM (8)
#define WUCSR (0x12C)
#define WUCSR_WFF_PTR_RST_ (0x80000000)
#define WUCSR_GUE_ (0x00000200)
#define WUCSR_WUFR_ (0x00000040)
#define WUCSR_MPR_ (0x00000020)
#define WUCSR_WAKE_EN_ (0x00000004)
#define WUCSR_MPEN_ (0x00000002)
#define COE_CR (0x130)
#define Tx_COE_EN_ (0x00010000)
#define Rx_COE_MODE_ (0x00000002)
#define Rx_COE_EN_ (0x00000001)
/* Vendor-specific PHY Definitions */
/* 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)
#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)
#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)
#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_)
#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_TX_STOP_ ((u32)BIT(17))
#define INT_ENP_RX_STOP_ ((u32)BIT(16))
#define INT_ENP_PHY_INT_ ((u32)BIT(15))
#define INT_ENP_TXE_ ((u32)BIT(14))
#define INT_ENP_TDFU_ ((u32)BIT(13))
#define INT_ENP_TDFO_ ((u32)BIT(12))
#define INT_ENP_RXDF_ ((u32)BIT(11))
#endif /* _SMSC95XX_H */