net: macb: add gmac multi-queue support

[karo-tx-uboot.git] / drivers / net / macb.h

/*
 * Copyright (C) 2005-2006 Atmel Corporation
 *
 * SPDX-License-Identifier:     GPL-2.0+
 */
#ifndef __DRIVERS_MACB_H__
#define __DRIVERS_MACB_H__

/* MACB register offsets */
#define MACB_NCR                                0x0000
#define MACB_NCFGR                              0x0004
#define MACB_NSR                                0x0008
#define GEM_UR                                  0x000c
#define MACB_TSR                                0x0014
#define MACB_RBQP                               0x0018
#define MACB_TBQP                               0x001c
#define MACB_RSR                                0x0020
#define MACB_ISR                                0x0024
#define MACB_IER                                0x0028
#define MACB_IDR                                0x002c
#define MACB_IMR                                0x0030
#define MACB_MAN                                0x0034
#define MACB_PTR                                0x0038
#define MACB_PFR                                0x003c
#define MACB_FTO                                0x0040
#define MACB_SCF                                0x0044
#define MACB_MCF                                0x0048
#define MACB_FRO                                0x004c
#define MACB_FCSE                               0x0050
#define MACB_ALE                                0x0054
#define MACB_DTF                                0x0058
#define MACB_LCOL                               0x005c
#define MACB_EXCOL                              0x0060
#define MACB_TUND                               0x0064
#define MACB_CSE                                0x0068
#define MACB_RRE                                0x006c
#define MACB_ROVR                               0x0070
#define MACB_RSE                                0x0074
#define MACB_ELE                                0x0078
#define MACB_RJA                                0x007c
#define MACB_USF                                0x0080
#define MACB_STE                                0x0084
#define MACB_RLE                                0x0088
#define MACB_TPF                                0x008c
#define MACB_HRB                                0x0090
#define MACB_HRT                                0x0094
#define MACB_SA1B                               0x0098
#define MACB_SA1T                               0x009c
#define MACB_SA2B                               0x00a0
#define MACB_SA2T                               0x00a4
#define MACB_SA3B                               0x00a8
#define MACB_SA3T                               0x00ac
#define MACB_SA4B                               0x00b0
#define MACB_SA4T                               0x00b4
#define MACB_TID                                0x00b8
#define MACB_TPQ                                0x00bc
#define MACB_USRIO                              0x00c0
#define MACB_WOL                                0x00c4
#define MACB_MID                                0x00fc

/* GEM specific register offsets */
#define GEM_DCFG1                               0x0280
#define GEM_DCFG6                               0x0294

#define MACB_MAX_QUEUES                         8

/* GEM specific multi queues register offset */
/* hw_q can be 0~7 */
#define GEM_TBQP(hw_q)                          (0x0440 + ((hw_q) << 2))

/* Bitfields in NCR */
#define MACB_LB_OFFSET                          0
#define MACB_LB_SIZE                            1
#define MACB_LLB_OFFSET                         1
#define MACB_LLB_SIZE                           1
#define MACB_RE_OFFSET                          2
#define MACB_RE_SIZE                            1
#define MACB_TE_OFFSET                          3
#define MACB_TE_SIZE                            1
#define MACB_MPE_OFFSET                         4
#define MACB_MPE_SIZE                           1
#define MACB_CLRSTAT_OFFSET                     5
#define MACB_CLRSTAT_SIZE                       1
#define MACB_INCSTAT_OFFSET                     6
#define MACB_INCSTAT_SIZE                       1
#define MACB_WESTAT_OFFSET                      7
#define MACB_WESTAT_SIZE                        1
#define MACB_BP_OFFSET                          8
#define MACB_BP_SIZE                            1
#define MACB_TSTART_OFFSET                      9
#define MACB_TSTART_SIZE                        1
#define MACB_THALT_OFFSET                       10
#define MACB_THALT_SIZE                         1
#define MACB_NCR_TPF_OFFSET                     11
#define MACB_NCR_TPF_SIZE                       1
#define MACB_TZQ_OFFSET                         12
#define MACB_TZQ_SIZE                           1

/* Bitfields in NCFGR */
#define MACB_SPD_OFFSET                         0
#define MACB_SPD_SIZE                           1
#define MACB_FD_OFFSET                          1
#define MACB_FD_SIZE                            1
#define MACB_BIT_RATE_OFFSET                    2
#define MACB_BIT_RATE_SIZE                      1
#define MACB_JFRAME_OFFSET                      3
#define MACB_JFRAME_SIZE                        1
#define MACB_CAF_OFFSET                         4
#define MACB_CAF_SIZE                           1
#define MACB_NBC_OFFSET                         5
#define MACB_NBC_SIZE                           1
#define MACB_NCFGR_MTI_OFFSET                   6
#define MACB_NCFGR_MTI_SIZE                     1
#define MACB_UNI_OFFSET                         7
#define MACB_UNI_SIZE                           1
#define MACB_BIG_OFFSET                         8
#define MACB_BIG_SIZE                           1
#define MACB_EAE_OFFSET                         9
#define MACB_EAE_SIZE                           1
#define MACB_CLK_OFFSET                         10
#define MACB_CLK_SIZE                           2
#define MACB_RTY_OFFSET                         12
#define MACB_RTY_SIZE                           1
#define MACB_PAE_OFFSET                         13
#define MACB_PAE_SIZE                           1
#define MACB_RBOF_OFFSET                        14
#define MACB_RBOF_SIZE                          2
#define MACB_RLCE_OFFSET                        16
#define MACB_RLCE_SIZE                          1
#define MACB_DRFCS_OFFSET                       17
#define MACB_DRFCS_SIZE                         1
#define MACB_EFRHD_OFFSET                       18
#define MACB_EFRHD_SIZE                         1
#define MACB_IRXFCS_OFFSET                      19
#define MACB_IRXFCS_SIZE                        1

#define GEM_GBE_OFFSET                          10
#define GEM_GBE_SIZE                            1
#define GEM_CLK_OFFSET                          18
#define GEM_CLK_SIZE                            3
#define GEM_DBW_OFFSET                          21
#define GEM_DBW_SIZE                            2

/* Bitfields in NSR */
#define MACB_NSR_LINK_OFFSET                    0
#define MACB_NSR_LINK_SIZE                      1
#define MACB_MDIO_OFFSET                        1
#define MACB_MDIO_SIZE                          1
#define MACB_IDLE_OFFSET                        2
#define MACB_IDLE_SIZE                          1

/* Bitfields in UR */
#define GEM_RGMII_OFFSET                        0
#define GEM_RGMII_SIZE                          1

/* Bitfields in TSR */
#define MACB_UBR_OFFSET                         0
#define MACB_UBR_SIZE                           1
#define MACB_COL_OFFSET                         1
#define MACB_COL_SIZE                           1
#define MACB_TSR_RLE_OFFSET                     2
#define MACB_TSR_RLE_SIZE                       1
#define MACB_TGO_OFFSET                         3
#define MACB_TGO_SIZE                           1
#define MACB_BEX_OFFSET                         4
#define MACB_BEX_SIZE                           1
#define MACB_COMP_OFFSET                        5
#define MACB_COMP_SIZE                          1
#define MACB_UND_OFFSET                         6
#define MACB_UND_SIZE                           1

/* Bitfields in RSR */
#define MACB_BNA_OFFSET                         0
#define MACB_BNA_SIZE                           1
#define MACB_REC_OFFSET                         1
#define MACB_REC_SIZE                           1
#define MACB_OVR_OFFSET                         2
#define MACB_OVR_SIZE                           1

/* Bitfields in ISR/IER/IDR/IMR */
#define MACB_MFD_OFFSET                         0
#define MACB_MFD_SIZE                           1
#define MACB_RCOMP_OFFSET                       1
#define MACB_RCOMP_SIZE                         1
#define MACB_RXUBR_OFFSET                       2
#define MACB_RXUBR_SIZE                         1
#define MACB_TXUBR_OFFSET                       3
#define MACB_TXUBR_SIZE                         1
#define MACB_ISR_TUND_OFFSET                    4
#define MACB_ISR_TUND_SIZE                      1
#define MACB_ISR_RLE_OFFSET                     5
#define MACB_ISR_RLE_SIZE                       1
#define MACB_TXERR_OFFSET                       6
#define MACB_TXERR_SIZE                         1
#define MACB_TCOMP_OFFSET                       7
#define MACB_TCOMP_SIZE                         1
#define MACB_ISR_LINK_OFFSET                    9
#define MACB_ISR_LINK_SIZE                      1
#define MACB_ISR_ROVR_OFFSET                    10
#define MACB_ISR_ROVR_SIZE                      1
#define MACB_HRESP_OFFSET                       11
#define MACB_HRESP_SIZE                         1
#define MACB_PFR_OFFSET                         12
#define MACB_PFR_SIZE                           1
#define MACB_PTZ_OFFSET                         13
#define MACB_PTZ_SIZE                           1

/* Bitfields in MAN */
#define MACB_DATA_OFFSET                        0
#define MACB_DATA_SIZE                          16
#define MACB_CODE_OFFSET                        16
#define MACB_CODE_SIZE                          2
#define MACB_REGA_OFFSET                        18
#define MACB_REGA_SIZE                          5
#define MACB_PHYA_OFFSET                        23
#define MACB_PHYA_SIZE                          5
#define MACB_RW_OFFSET                          28
#define MACB_RW_SIZE                            2
#define MACB_SOF_OFFSET                         30
#define MACB_SOF_SIZE                           2

/* Bitfields in USRIO */
#define MACB_MII_OFFSET                         0
#define MACB_MII_SIZE                           1
#define MACB_EAM_OFFSET                         1
#define MACB_EAM_SIZE                           1
#define MACB_TX_PAUSE_OFFSET                    2
#define MACB_TX_PAUSE_SIZE                      1
#define MACB_TX_PAUSE_ZERO_OFFSET               3
#define MACB_TX_PAUSE_ZERO_SIZE                 1

/* Bitfields in USRIO (AT91) */
#define MACB_RMII_OFFSET                        0
#define MACB_RMII_SIZE                          1
#define MACB_CLKEN_OFFSET                       1
#define MACB_CLKEN_SIZE                         1

/* Bitfields in WOL */
#define MACB_IP_OFFSET                          0
#define MACB_IP_SIZE                            16
#define MACB_MAG_OFFSET                         16
#define MACB_MAG_SIZE                           1
#define MACB_ARP_OFFSET                         17
#define MACB_ARP_SIZE                           1
#define MACB_SA1_OFFSET                         18
#define MACB_SA1_SIZE                           1
#define MACB_WOL_MTI_OFFSET                     19
#define MACB_WOL_MTI_SIZE                       1

/* Bitfields in MID */
#define MACB_IDNUM_OFFSET                       16
#define MACB_IDNUM_SIZE                         16

/* Bitfields in DCFG1 */
#define GEM_DBWDEF_OFFSET                       25
#define GEM_DBWDEF_SIZE                         3

/* constants for data bus width */
#define GEM_DBW32                               0
#define GEM_DBW64                               1
#define GEM_DBW128                              2

/* Constants for CLK */
#define MACB_CLK_DIV8                           0
#define MACB_CLK_DIV16                          1
#define MACB_CLK_DIV32                          2
#define MACB_CLK_DIV64                          3

/* GEM specific constants for CLK */
#define GEM_CLK_DIV8                            0
#define GEM_CLK_DIV16                           1
#define GEM_CLK_DIV32                           2
#define GEM_CLK_DIV48                           3
#define GEM_CLK_DIV64                           4
#define GEM_CLK_DIV96                           5

/* Constants for MAN register */
#define MACB_MAN_SOF                            1
#define MACB_MAN_WRITE                          1
#define MACB_MAN_READ                           2
#define MACB_MAN_CODE                           2

/* Bit manipulation macros */
#define MACB_BIT(name)                                  \
        (1 << MACB_##name##_OFFSET)
#define MACB_BF(name, value)                            \
        (((value) & ((1 << MACB_##name##_SIZE) - 1))    \
         << MACB_##name##_OFFSET)
#define MACB_BFEXT(name, value)\
        (((value) >> MACB_##name##_OFFSET)              \
         & ((1 << MACB_##name##_SIZE) - 1))
#define MACB_BFINS(name, value, old)                    \
        (((old) & ~(((1 << MACB_##name##_SIZE) - 1)     \
                    << MACB_##name##_OFFSET))           \
         | MACB_BF(name, value))

#define GEM_BIT(name)                                   \
        (1 << GEM_##name##_OFFSET)
#define GEM_BF(name, value)                             \
        (((value) & ((1 << GEM_##name##_SIZE) - 1))     \
         << GEM_##name##_OFFSET)
#define GEM_BFEXT(name, value)\
        (((value) >> GEM_##name##_OFFSET)               \
         & ((1 << GEM_##name##_SIZE) - 1))
#define GEM_BFINS(name, value, old)                     \
        (((old) & ~(((1 << GEM_##name##_SIZE) - 1)      \
                    << GEM_##name##_OFFSET))            \
         | GEM_BF(name, value))

/* Register access macros */
#define macb_readl(port, reg)                           \
        readl((port)->regs + MACB_##reg)
#define macb_writel(port, reg, value)                   \
        writel((value), (port)->regs + MACB_##reg)
#define gem_readl(port, reg)                            \
        readl((port)->regs + GEM_##reg)
#define gem_writel(port, reg, value)                    \
        writel((value), (port)->regs + GEM_##reg)
#define gem_writel_queue_TBQP(port, value, queue_num)   \
        writel((value), (port)->regs + GEM_TBQP(queue_num))

#endif /* __DRIVERS_MACB_H__ */