2 * emac definitions for keystone2 devices
4 * (C) Copyright 2012-2014
5 * Texas Instruments Incorporated, <www.ti.com>
7 * SPDX-License-Identifier: GPL-2.0+
13 #include <asm/arch/hardware.h>
16 #define EMAC_EMACSL_BASE_ADDR (KS2_PASS_BASE + 0x00090900)
17 #define EMAC_MDIO_BASE_ADDR (KS2_PASS_BASE + 0x00090300)
18 #define EMAC_SGMII_BASE_ADDR (KS2_PASS_BASE + 0x00090100)
20 #define KEYSTONE2_EMAC_GIG_ENABLE
22 #define MAC_ID_BASE_ADDR (KS2_DEVICE_STATE_CTRL_BASE + 0x110)
24 #ifdef CONFIG_SOC_K2HK
25 /* MDIO module input frequency */
26 #define EMAC_MDIO_BUS_FREQ (clk_get_rate(pass_pll_clk))
27 /* MDIO clock output frequency */
28 #define EMAC_MDIO_CLOCK_FREQ 1000000 /* 1.0 MHz */
31 /* MII Status Register */
32 #define MII_STATUS_REG 1
33 #define MII_STATUS_LINK_MASK (0x4)
35 /* Marvell 88E1111 PHY ID */
36 #define PHY_MARVELL_88E1111 (0x01410cc0)
38 #define MDIO_CONTROL_IDLE (0x80000000)
39 #define MDIO_CONTROL_ENABLE (0x40000000)
40 #define MDIO_CONTROL_FAULT_ENABLE (0x40000)
41 #define MDIO_CONTROL_FAULT (0x80000)
42 #define MDIO_USERACCESS0_GO (0x80000000)
43 #define MDIO_USERACCESS0_WRITE_READ (0x0)
44 #define MDIO_USERACCESS0_WRITE_WRITE (0x40000000)
45 #define MDIO_USERACCESS0_ACK (0x20000000)
47 #define EMAC_MACCONTROL_MIIEN_ENABLE (0x20)
48 #define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1)
49 #define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7)
50 #define EMAC_MACCONTROL_GIGFORCE (1 << 17)
51 #define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15)
53 #define EMAC_MIN_ETHERNET_PKT_SIZE 60
56 u_int32_t max_rx_len; /* Maximum receive packet length. */
57 u_int32_t ctl; /* Control bitfield */
61 * Definition: Control bitfields used in the ctl field of hwGmacSlCfg_t
63 #define GMACSL_RX_ENABLE_RCV_CONTROL_FRAMES (1 << 24)
64 #define GMACSL_RX_ENABLE_RCV_SHORT_FRAMES (1 << 23)
65 #define GMACSL_RX_ENABLE_RCV_ERROR_FRAMES (1 << 22)
66 #define GMACSL_RX_ENABLE_EXT_CTL (1 << 18)
67 #define GMACSL_RX_ENABLE_GIG_FORCE (1 << 17)
68 #define GMACSL_RX_ENABLE_IFCTL_B (1 << 16)
69 #define GMACSL_RX_ENABLE_IFCTL_A (1 << 15)
70 #define GMACSL_RX_ENABLE_CMD_IDLE (1 << 11)
71 #define GMACSL_TX_ENABLE_SHORT_GAP (1 << 10)
72 #define GMACSL_ENABLE_GIG_MODE (1 << 7)
73 #define GMACSL_TX_ENABLE_PACE (1 << 6)
74 #define GMACSL_ENABLE (1 << 5)
75 #define GMACSL_TX_ENABLE_FLOW_CTL (1 << 4)
76 #define GMACSL_RX_ENABLE_FLOW_CTL (1 << 3)
77 #define GMACSL_ENABLE_LOOPBACK (1 << 1)
78 #define GMACSL_ENABLE_FULL_DUPLEX (1 << 0)
81 * DEFINTITION: function return values
83 #define GMACSL_RET_OK 0
84 #define GMACSL_RET_INVALID_PORT -1
85 #define GMACSL_RET_WARN_RESET_INCOMPLETE -2
86 #define GMACSL_RET_WARN_MAXLEN_TOO_BIG -3
87 #define GMACSL_RET_CONFIG_FAIL_RESET_ACTIVE -4
89 /* Register offsets */
90 #define CPGMACSL_REG_ID 0x00
91 #define CPGMACSL_REG_CTL 0x04
92 #define CPGMACSL_REG_STATUS 0x08
93 #define CPGMACSL_REG_RESET 0x0c
94 #define CPGMACSL_REG_MAXLEN 0x10
95 #define CPGMACSL_REG_BOFF 0x14
96 #define CPGMACSL_REG_RX_PAUSE 0x18
97 #define CPGMACSL_REG_TX_PAURSE 0x1c
98 #define CPGMACSL_REG_EM_CTL 0x20
99 #define CPGMACSL_REG_PRI 0x24
101 /* Soft reset register values */
102 #define CPGMAC_REG_RESET_VAL_RESET_MASK (1 << 0)
103 #define CPGMAC_REG_RESET_VAL_RESET (1 << 0)
105 /* Maxlen register values */
106 #define CPGMAC_REG_MAXLEN_LEN 0x3fff
108 /* Control bitfields */
109 #define CPSW_CTL_P2_PASS_PRI_TAGGED (1 << 5)
110 #define CPSW_CTL_P1_PASS_PRI_TAGGED (1 << 4)
111 #define CPSW_CTL_P0_PASS_PRI_TAGGED (1 << 3)
112 #define CPSW_CTL_P0_ENABLE (1 << 2)
113 #define CPSW_CTL_VLAN_AWARE (1 << 1)
114 #define CPSW_CTL_FIFO_LOOPBACK (1 << 0)
116 #define DEVICE_CPSW_NUM_PORTS 5 /* 5 switch ports */
117 #define DEVICE_CPSW_BASE (0x02090800)
118 #define target_get_switch_ctl() CPSW_CTL_P0_ENABLE /* Enable port 0 */
119 #define SWITCH_MAX_PKT_SIZE 9000
121 /* Register offsets */
122 #define CPSW_REG_CTL 0x004
123 #define CPSW_REG_STAT_PORT_EN 0x00c
124 #define CPSW_REG_MAXLEN 0x040
125 #define CPSW_REG_ALE_CONTROL 0x608
126 #define CPSW_REG_ALE_PORTCTL(x) (0x640 + (x)*4)
128 /* Register values */
129 #define CPSW_REG_VAL_STAT_ENABLE_ALL 0xf
130 #define CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE ((u_int32_t)0xc0000000)
131 #define CPSW_REG_VAL_ALE_CTL_BYPASS ((u_int32_t)0x00000010)
132 #define CPSW_REG_VAL_PORTCTL_FORWARD_MODE 0x3
134 #define SGMII_REG_STATUS_LOCK BIT(4)
135 #define SGMII_REG_STATUS_LINK BIT(0)
136 #define SGMII_REG_STATUS_AUTONEG BIT(2)
137 #define SGMII_REG_CONTROL_AUTONEG BIT(0)
138 #define SGMII_REG_CONTROL_MASTER BIT(5)
139 #define SGMII_REG_MR_ADV_ENABLE BIT(0)
140 #define SGMII_REG_MR_ADV_LINK BIT(15)
141 #define SGMII_REG_MR_ADV_FULL_DUPLEX BIT(12)
142 #define SGMII_REG_MR_ADV_GIG_MODE BIT(11)
144 #define SGMII_LINK_MAC_MAC_AUTONEG 0
145 #define SGMII_LINK_MAC_PHY 1
146 #define SGMII_LINK_MAC_MAC_FORCED 2
147 #define SGMII_LINK_MAC_FIBER 3
148 #define SGMII_LINK_MAC_PHY_FORCED 4
150 #define TARGET_SGMII_BASE KS2_PASS_BASE + 0x00090100
151 #define TARGET_SGMII_BASE_ADDRESSES {KS2_PASS_BASE + 0x00090100, \
152 KS2_PASS_BASE + 0x00090200, \
153 KS2_PASS_BASE + 0x00090400, \
154 KS2_PASS_BASE + 0x00090500}
156 #define SGMII_OFFSET(x) ((x <= 1) ? (x * 0x100) : ((x * 0x100) + 0x100))
161 #define SGMII_IDVER_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x000)
162 #define SGMII_SRESET_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x004)
163 #define SGMII_CTL_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x010)
164 #define SGMII_STATUS_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x014)
165 #define SGMII_MRADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x018)
166 #define SGMII_LPADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x020)
167 #define SGMII_TXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x030)
168 #define SGMII_RXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x034)
169 #define SGMII_AUXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x038)
171 #define DEVICE_EMACSL_BASE(x) (KS2_PASS_BASE + 0x00090900 + (x) * 0x040)
172 #define DEVICE_N_GMACSL_PORTS 4
173 #define DEVICE_EMACSL_RESET_POLL_COUNT 100
175 #define DEVICE_PSTREAM_CFG_REG_ADDR (KS2_PASS_BASE + 0x604)
177 #ifdef CONFIG_SOC_K2HK
178 #define DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI 0x06060606
181 #define hw_config_streaming_switch() \
182 writel(DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI,\
183 DEVICE_PSTREAM_CFG_REG_ADDR);
185 /* EMAC MDIO Registers Structure */
192 dv_reg linkintmasked;
195 dv_reg userintmasked;
196 dv_reg userintmaskset;
197 dv_reg userintmaskclear;
205 /* Ethernet MAC Registers Structure */
220 #define SGMII_ACCESS(port, reg) \
221 *((volatile unsigned int *)(sgmiis[port] + reg))
231 extern struct eth_priv_t eth_priv_cfg[];
233 int keystone2_emac_initialize(struct eth_priv_t *eth_priv);
234 void sgmii_serdes_setup_156p25mhz(void);
235 void sgmii_serdes_shutdown(void);
237 #endif /* _EMAC_DEFS_H_ */