/* * emac definitions for keystone2 devices * * (C) Copyright 2012-2014 * Texas Instruments Incorporated, * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef _EMAC_DEFS_H_ #define _EMAC_DEFS_H_ #include #include #define DEVICE_REG32_R(a) readl(a) #define DEVICE_REG32_W(a, v) writel(v, a) #define EMAC_EMACSL_BASE_ADDR (KS2_PASS_BASE + 0x00090900) #define EMAC_MDIO_BASE_ADDR (KS2_PASS_BASE + 0x00090300) #define EMAC_SGMII_BASE_ADDR (KS2_PASS_BASE + 0x00090100) #define KEYSTONE2_EMAC_GIG_ENABLE #define MAC_ID_BASE_ADDR (KS2_DEVICE_STATE_CTRL_BASE + 0x110) #ifdef CONFIG_SOC_K2HK /* MDIO module input frequency */ #define EMAC_MDIO_BUS_FREQ (clk_get_rate(pass_pll_clk)) /* MDIO clock output frequency */ #define EMAC_MDIO_CLOCK_FREQ 1000000 /* 1.0 MHz */ #endif /* MII Status Register */ #define MII_STATUS_REG 1 #define MII_STATUS_LINK_MASK (0x4) /* Marvell 88E1111 PHY ID */ #define PHY_MARVELL_88E1111 (0x01410cc0) #define MDIO_CONTROL_IDLE (0x80000000) #define MDIO_CONTROL_ENABLE (0x40000000) #define MDIO_CONTROL_FAULT_ENABLE (0x40000) #define MDIO_CONTROL_FAULT (0x80000) #define MDIO_USERACCESS0_GO (0x80000000) #define MDIO_USERACCESS0_WRITE_READ (0x0) #define MDIO_USERACCESS0_WRITE_WRITE (0x40000000) #define MDIO_USERACCESS0_ACK (0x20000000) #define EMAC_MACCONTROL_MIIEN_ENABLE (0x20) #define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1) #define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7) #define EMAC_MACCONTROL_GIGFORCE (1 << 17) #define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15) #define EMAC_MIN_ETHERNET_PKT_SIZE 60 struct mac_sl_cfg { u_int32_t max_rx_len; /* Maximum receive packet length. */ u_int32_t ctl; /* Control bitfield */ }; /* * Definition: Control bitfields used in the ctl field of hwGmacSlCfg_t */ #define GMACSL_RX_ENABLE_RCV_CONTROL_FRAMES (1 << 24) #define GMACSL_RX_ENABLE_RCV_SHORT_FRAMES (1 << 23) #define GMACSL_RX_ENABLE_RCV_ERROR_FRAMES (1 << 22) #define GMACSL_RX_ENABLE_EXT_CTL (1 << 18) #define GMACSL_RX_ENABLE_GIG_FORCE (1 << 17) #define GMACSL_RX_ENABLE_IFCTL_B (1 << 16) #define GMACSL_RX_ENABLE_IFCTL_A (1 << 15) #define GMACSL_RX_ENABLE_CMD_IDLE (1 << 11) #define GMACSL_TX_ENABLE_SHORT_GAP (1 << 10) #define GMACSL_ENABLE_GIG_MODE (1 << 7) #define GMACSL_TX_ENABLE_PACE (1 << 6) #define GMACSL_ENABLE (1 << 5) #define GMACSL_TX_ENABLE_FLOW_CTL (1 << 4) #define GMACSL_RX_ENABLE_FLOW_CTL (1 << 3) #define GMACSL_ENABLE_LOOPBACK (1 << 1) #define GMACSL_ENABLE_FULL_DUPLEX (1 << 0) /* * DEFINTITION: function return values */ #define GMACSL_RET_OK 0 #define GMACSL_RET_INVALID_PORT -1 #define GMACSL_RET_WARN_RESET_INCOMPLETE -2 #define GMACSL_RET_WARN_MAXLEN_TOO_BIG -3 #define GMACSL_RET_CONFIG_FAIL_RESET_ACTIVE -4 /* Register offsets */ #define CPGMACSL_REG_ID 0x00 #define CPGMACSL_REG_CTL 0x04 #define CPGMACSL_REG_STATUS 0x08 #define CPGMACSL_REG_RESET 0x0c #define CPGMACSL_REG_MAXLEN 0x10 #define CPGMACSL_REG_BOFF 0x14 #define CPGMACSL_REG_RX_PAUSE 0x18 #define CPGMACSL_REG_TX_PAURSE 0x1c #define CPGMACSL_REG_EM_CTL 0x20 #define CPGMACSL_REG_PRI 0x24 /* Soft reset register values */ #define CPGMAC_REG_RESET_VAL_RESET_MASK (1 << 0) #define CPGMAC_REG_RESET_VAL_RESET (1 << 0) /* Maxlen register values */ #define CPGMAC_REG_MAXLEN_LEN 0x3fff /* Control bitfields */ #define CPSW_CTL_P2_PASS_PRI_TAGGED (1 << 5) #define CPSW_CTL_P1_PASS_PRI_TAGGED (1 << 4) #define CPSW_CTL_P0_PASS_PRI_TAGGED (1 << 3) #define CPSW_CTL_P0_ENABLE (1 << 2) #define CPSW_CTL_VLAN_AWARE (1 << 1) #define CPSW_CTL_FIFO_LOOPBACK (1 << 0) #define DEVICE_CPSW_NUM_PORTS 5 /* 5 switch ports */ #define DEVICE_CPSW_BASE (0x02090800) #define target_get_switch_ctl() CPSW_CTL_P0_ENABLE /* Enable port 0 */ #define SWITCH_MAX_PKT_SIZE 9000 /* Register offsets */ #define CPSW_REG_CTL 0x004 #define CPSW_REG_STAT_PORT_EN 0x00c #define CPSW_REG_MAXLEN 0x040 #define CPSW_REG_ALE_CONTROL 0x608 #define CPSW_REG_ALE_PORTCTL(x) (0x640 + (x)*4) /* Register values */ #define CPSW_REG_VAL_STAT_ENABLE_ALL 0xf #define CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE ((u_int32_t)0xc0000000) #define CPSW_REG_VAL_ALE_CTL_BYPASS ((u_int32_t)0x00000010) #define CPSW_REG_VAL_PORTCTL_FORWARD_MODE 0x3 #define SGMII_REG_STATUS_LOCK BIT(4) #define SGMII_REG_STATUS_LINK BIT(0) #define SGMII_REG_STATUS_AUTONEG BIT(2) #define SGMII_REG_CONTROL_AUTONEG BIT(0) #define SGMII_REG_CONTROL_MASTER BIT(5) #define SGMII_REG_MR_ADV_ENABLE BIT(0) #define SGMII_REG_MR_ADV_LINK BIT(15) #define SGMII_REG_MR_ADV_FULL_DUPLEX BIT(12) #define SGMII_REG_MR_ADV_GIG_MODE BIT(11) #define SGMII_LINK_MAC_MAC_AUTONEG 0 #define SGMII_LINK_MAC_PHY 1 #define SGMII_LINK_MAC_MAC_FORCED 2 #define SGMII_LINK_MAC_FIBER 3 #define SGMII_LINK_MAC_PHY_FORCED 4 #define TARGET_SGMII_BASE KS2_PASS_BASE + 0x00090100 #define TARGET_SGMII_BASE_ADDRESSES {KS2_PASS_BASE + 0x00090100, \ KS2_PASS_BASE + 0x00090200, \ KS2_PASS_BASE + 0x00090400, \ KS2_PASS_BASE + 0x00090500} #define SGMII_OFFSET(x) ((x <= 1) ? (x * 0x100) : ((x * 0x100) + 0x100)) /* * SGMII registers */ #define SGMII_IDVER_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x000) #define SGMII_SRESET_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x004) #define SGMII_CTL_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x010) #define SGMII_STATUS_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x014) #define SGMII_MRADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x018) #define SGMII_LPADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x020) #define SGMII_TXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x030) #define SGMII_RXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x034) #define SGMII_AUXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x038) #define DEVICE_EMACSL_BASE(x) (KS2_PASS_BASE + 0x00090900 + (x) * 0x040) #define DEVICE_N_GMACSL_PORTS 4 #define DEVICE_EMACSL_RESET_POLL_COUNT 100 #define DEVICE_PSTREAM_CFG_REG_ADDR (KS2_PASS_BASE + 0x604) #ifdef CONFIG_SOC_K2HK #define DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI 0x06060606 #endif #define hw_config_streaming_switch() \ DEVICE_REG32_W(DEVICE_PSTREAM_CFG_REG_ADDR, \ DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI); /* EMAC MDIO Registers Structure */ struct mdio_regs { dv_reg version; dv_reg control; dv_reg alive; dv_reg link; dv_reg linkintraw; dv_reg linkintmasked; u_int8_t rsvd0[8]; dv_reg userintraw; dv_reg userintmasked; dv_reg userintmaskset; dv_reg userintmaskclear; u_int8_t rsvd1[80]; dv_reg useraccess0; dv_reg userphysel0; dv_reg useraccess1; dv_reg userphysel1; }; /* Ethernet MAC Registers Structure */ struct emac_regs { dv_reg idver; dv_reg maccontrol; dv_reg macstatus; dv_reg soft_reset; dv_reg rx_maxlen; u32 rsvd0; dv_reg rx_pause; dv_reg tx_pause; dv_reg emcontrol; dv_reg pri_map; u32 rsvd1[6]; }; #define SGMII_ACCESS(port, reg) \ *((volatile unsigned int *)(sgmiis[port] + reg)) struct eth_priv_t { char int_name[32]; int rx_flow; int phy_addr; int slave_port; int sgmii_link_type; }; extern struct eth_priv_t eth_priv_cfg[]; int keystone2_emac_initialize(struct eth_priv_t *eth_priv); void sgmii_serdes_setup_156p25mhz(void); void sgmii_serdes_shutdown(void); #endif /* _EMAC_DEFS_H_ */