diff options
Diffstat (limited to 'drivers/net/usb/sr9700.h')
| -rw-r--r-- | drivers/net/usb/sr9700.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/drivers/net/usb/sr9700.h b/drivers/net/usb/sr9700.h new file mode 100644 index 000000000..ea2b4de62 --- /dev/null +++ b/drivers/net/usb/sr9700.h @@ -0,0 +1,170 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * CoreChip-sz SR9700 one chip USB 1.1 Ethernet Devices + * + * Author : Liu Junliang <liujunliang_ljl@163.com> + */ + +#ifndef _SR9700_H +#define _SR9700_H + +/* sr9700 spec. register table on Linux platform */ + +/* Network Control Reg */ +#define SR_NCR 0x00 +#define NCR_RST (1 << 0) +#define NCR_LBK (3 << 1) +#define NCR_FDX (1 << 3) +#define NCR_WAKEEN (1 << 6) +/* Network Status Reg */ +#define SR_NSR 0x01 +#define NSR_RXRDY (1 << 0) +#define NSR_RXOV (1 << 1) +#define NSR_TX1END (1 << 2) +#define NSR_TX2END (1 << 3) +#define NSR_TXFULL (1 << 4) +#define NSR_WAKEST (1 << 5) +#define NSR_LINKST (1 << 6) +#define NSR_SPEED (1 << 7) +/* Tx Control Reg */ +#define SR_TCR 0x02 +#define TCR_CRC_DIS (1 << 1) +#define TCR_PAD_DIS (1 << 2) +#define TCR_LC_CARE (1 << 3) +#define TCR_CRS_CARE (1 << 4) +#define TCR_EXCECM (1 << 5) +#define TCR_LF_EN (1 << 6) +/* Tx Status Reg for Packet Index 1 */ +#define SR_TSR1 0x03 +#define TSR1_EC (1 << 2) +#define TSR1_COL (1 << 3) +#define TSR1_LC (1 << 4) +#define TSR1_NC (1 << 5) +#define TSR1_LOC (1 << 6) +#define TSR1_TLF (1 << 7) +/* Tx Status Reg for Packet Index 2 */ +#define SR_TSR2 0x04 +#define TSR2_EC (1 << 2) +#define TSR2_COL (1 << 3) +#define TSR2_LC (1 << 4) +#define TSR2_NC (1 << 5) +#define TSR2_LOC (1 << 6) +#define TSR2_TLF (1 << 7) +/* Rx Control Reg*/ +#define SR_RCR 0x05 +#define RCR_RXEN (1 << 0) +#define RCR_PRMSC (1 << 1) +#define RCR_RUNT (1 << 2) +#define RCR_ALL (1 << 3) +#define RCR_DIS_CRC (1 << 4) +#define RCR_DIS_LONG (1 << 5) +/* Rx Status Reg */ +#define SR_RSR 0x06 +#define RSR_AE (1 << 2) +#define RSR_MF (1 << 6) +#define RSR_RF (1 << 7) +/* Rx Overflow Counter Reg */ +#define SR_ROCR 0x07 +#define ROCR_ROC (0x7F << 0) +#define ROCR_RXFU (1 << 7) +/* Back Pressure Threshold Reg */ +#define SR_BPTR 0x08 +#define BPTR_JPT (0x0F << 0) +#define BPTR_BPHW (0x0F << 4) +/* Flow Control Threshold Reg */ +#define SR_FCTR 0x09 +#define FCTR_LWOT (0x0F << 0) +#define FCTR_HWOT (0x0F << 4) +/* rx/tx Flow Control Reg */ +#define SR_FCR 0x0A +#define FCR_FLCE (1 << 0) +#define FCR_BKPA (1 << 4) +#define FCR_TXPEN (1 << 5) +#define FCR_TXPF (1 << 6) +#define FCR_TXP0 (1 << 7) +/* Eeprom & Phy Control Reg */ +#define SR_EPCR 0x0B +#define EPCR_ERRE (1 << 0) +#define EPCR_ERPRW (1 << 1) +#define EPCR_ERPRR (1 << 2) +#define EPCR_EPOS (1 << 3) +#define EPCR_WEP (1 << 4) +/* Eeprom & Phy Address Reg */ +#define SR_EPAR 0x0C +#define EPAR_EROA (0x3F << 0) +#define EPAR_PHY_ADR_MASK (0x03 << 6) +#define EPAR_PHY_ADR (0x01 << 6) +/* Eeprom & Phy Data Reg */ +#define SR_EPDR 0x0D /* 0x0D ~ 0x0E for Data Reg Low & High */ +/* Wakeup Control Reg */ +#define SR_WCR 0x0F +#define WCR_MAGICST (1 << 0) +#define WCR_LINKST (1 << 2) +#define WCR_MAGICEN (1 << 3) +#define WCR_LINKEN (1 << 5) +/* Physical Address Reg */ +#define SR_PAR 0x10 /* 0x10 ~ 0x15 6 bytes for PAR */ +/* Multicast Address Reg */ +#define SR_MAR 0x16 /* 0x16 ~ 0x1D 8 bytes for MAR */ +/* 0x1e unused */ +/* Phy Reset Reg */ +#define SR_PRR 0x1F +#define PRR_PHY_RST (1 << 0) +/* Tx sdram Write Pointer Address Low */ +#define SR_TWPAL 0x20 +/* Tx sdram Write Pointer Address High */ +#define SR_TWPAH 0x21 +/* Tx sdram Read Pointer Address Low */ +#define SR_TRPAL 0x22 +/* Tx sdram Read Pointer Address High */ +#define SR_TRPAH 0x23 +/* Rx sdram Write Pointer Address Low */ +#define SR_RWPAL 0x24 +/* Rx sdram Write Pointer Address High */ +#define SR_RWPAH 0x25 +/* Rx sdram Read Pointer Address Low */ +#define SR_RRPAL 0x26 +/* Rx sdram Read Pointer Address High */ +#define SR_RRPAH 0x27 +/* Vendor ID register */ +#define SR_VID 0x28 /* 0x28 ~ 0x29 2 bytes for VID */ +/* Product ID register */ +#define SR_PID 0x2A /* 0x2A ~ 0x2B 2 bytes for PID */ +/* CHIP Revision register */ +#define SR_CHIPR 0x2C +/* 0x2D --> 0xEF unused */ +/* USB Device Address */ +#define SR_USBDA 0xF0 +#define USBDA_USBFA (0x7F << 0) +/* RX packet Counter Reg */ +#define SR_RXC 0xF1 +/* Tx packet Counter & USB Status Reg */ +#define SR_TXC_USBS 0xF2 +#define TXC_USBS_TXC0 (1 << 0) +#define TXC_USBS_TXC1 (1 << 1) +#define TXC_USBS_TXC2 (1 << 2) +#define TXC_USBS_EP1RDY (1 << 5) +#define TXC_USBS_SUSFLAG (1 << 6) +#define TXC_USBS_RXFAULT (1 << 7) +/* USB Control register */ +#define SR_USBC 0xF4 +#define USBC_EP3NAK (1 << 4) +#define USBC_EP3ACK (1 << 5) + +/* Register access commands and flags */ +#define SR_RD_REGS 0x00 +#define SR_WR_REGS 0x01 +#define SR_WR_REG 0x03 +#define SR_REQ_RD_REG (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE) +#define SR_REQ_WR_REG (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE) + +/* parameters */ +#define SR_SHARE_TIMEOUT 1000 +#define SR_EEPROM_LEN 256 +#define SR_MCAST_SIZE 8 +#define SR_MCAST_ADDR_FLAG 0x80 +#define SR_MCAST_MAX 64 +#define SR_TX_OVERHEAD 2 /* 2bytes header */ +#define SR_RX_OVERHEAD 7 /* 3bytes header + 4crc tail */ + +#endif /* _SR9700_H */ |