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__ */ 74