drivers/net/ethernet/ti/cpsw_sl.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Texas Instruments Ethernet Switch media-access-controller (MAC) submodule/
   4  * Ethernet MAC Sliver (CPGMAC_SL) APIs
   5  *
   6  * Copyright (C) 2019 Texas Instruments
   7  *
   8  */
   9
  10 #ifndef __TI_CPSW_SL_H__
  11 #define __TI_CPSW_SL_H__
  12
  13 #include <linux/device.h>
  14
  15 enum cpsw_sl_regs {
  16         CPSW_SL_IDVER,
  17         CPSW_SL_MACCONTROL,
  18         CPSW_SL_MACSTATUS,
  19         CPSW_SL_SOFT_RESET,
  20         CPSW_SL_RX_MAXLEN,
  21         CPSW_SL_BOFFTEST,
  22         CPSW_SL_RX_PAUSE,
  23         CPSW_SL_TX_PAUSE,
  24         CPSW_SL_EMCONTROL,
  25         CPSW_SL_RX_PRI_MAP,
  26         CPSW_SL_TX_GAP,
  27 };
  28
  29 enum {
  30         CPSW_SL_CTL_FULLDUPLEX = BIT(0), /* Full Duplex mode */
  31         CPSW_SL_CTL_LOOPBACK = BIT(1), /* Loop Back Mode */
  32         CPSW_SL_CTL_MTEST = BIT(2), /* Manufacturing Test mode */
  33         CPSW_SL_CTL_RX_FLOW_EN = BIT(3), /* Receive Flow Control Enable */
  34         CPSW_SL_CTL_TX_FLOW_EN = BIT(4), /* Transmit Flow Control Enable */
  35         CPSW_SL_CTL_GMII_EN = BIT(5), /* GMII Enable */
  36         CPSW_SL_CTL_TX_PACE = BIT(6), /* Transmit Pacing Enable */
  37         CPSW_SL_CTL_GIG = BIT(7), /* Gigabit Mode */
  38         CPSW_SL_CTL_XGIG = BIT(8), /* 10 Gigabit Mode */
  39         CPSW_SL_CTL_TX_SHORT_GAP_EN = BIT(10), /* Transmit Short Gap Enable */
  40         CPSW_SL_CTL_CMD_IDLE = BIT(11), /* Command Idle */
  41         CPSW_SL_CTL_CRC_TYPE = BIT(12), /* Port CRC Type */
  42         CPSW_SL_CTL_XGMII_EN = BIT(13), /* XGMII Enable */
  43         CPSW_SL_CTL_IFCTL_A = BIT(15), /* Interface Control A */
  44         CPSW_SL_CTL_IFCTL_B = BIT(16), /* Interface Control B */
  45         CPSW_SL_CTL_GIG_FORCE = BIT(17), /* Gigabit Mode Force */
  46         CPSW_SL_CTL_EXT_EN = BIT(18), /* External Control Enable */
  47         CPSW_SL_CTL_EXT_EN_RX_FLO = BIT(19), /* Ext RX Flow Control Enable */
  48         CPSW_SL_CTL_EXT_EN_TX_FLO = BIT(20), /* Ext TX Flow Control Enable */
  49         CPSW_SL_CTL_TX_SG_LIM_EN = BIT(21), /* TXt Short Gap Limit Enable */
  50         CPSW_SL_CTL_RX_CEF_EN = BIT(22), /* RX Copy Error Frames Enable */
  51         CPSW_SL_CTL_RX_CSF_EN = BIT(23), /* RX Copy Short Frames Enable */
  52         CPSW_SL_CTL_RX_CMF_EN = BIT(24), /* RX Copy MAC Control Frames Enable */
  53         CPSW_SL_CTL_EXT_EN_XGIG = BIT(25),  /* Ext XGIG Control En, k3 only */
  54
  55         CPSW_SL_CTL_FUNCS_COUNT
  56 };
  57
  58 struct cpsw_sl;
  59
  60 struct cpsw_sl *cpsw_sl_get(const char *device_id, struct device *dev,
  61                             void __iomem *sl_base);
  62
  63 void cpsw_sl_reset(struct cpsw_sl *sl, unsigned long tmo);
  64
  65 u32 cpsw_sl_ctl_set(struct cpsw_sl *sl, u32 ctl_funcs);
  66 u32 cpsw_sl_ctl_clr(struct cpsw_sl *sl, u32 ctl_funcs);
  67 void cpsw_sl_ctl_reset(struct cpsw_sl *sl);
  68 int cpsw_sl_wait_for_idle(struct cpsw_sl *sl, unsigned long tmo);
  69
  70 u32 cpsw_sl_reg_read(struct cpsw_sl *sl, enum cpsw_sl_regs reg);
  71 void cpsw_sl_reg_write(struct cpsw_sl *sl, enum cpsw_sl_regs reg, u32 val);
  72
  73 #endif /* __TI_CPSW_SL_H__ */