1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2009-2012 Freescale Semiconductor, Inc.
4  * Copyright 2019 NXP
5  */
6 
7 #ifndef __FM_ETH_H__
8 #define __FM_ETH_H__
9 
10 #include <phy.h>
11 #include <asm/types.h>
12 
13 enum fm_port {
14 	FM1_DTSEC1,
15 	FM1_DTSEC2,
16 	FM1_DTSEC3,
17 	FM1_DTSEC4,
18 	FM1_DTSEC5,
19 	FM1_DTSEC6,
20 	FM1_DTSEC9,
21 	FM1_DTSEC10,
22 	FM1_10GEC1,
23 	FM1_10GEC2,
24 	FM1_10GEC3,
25 	FM1_10GEC4,
26 	FM2_DTSEC1,
27 	FM2_DTSEC2,
28 	FM2_DTSEC3,
29 	FM2_DTSEC4,
30 	FM2_DTSEC5,
31 	FM2_DTSEC6,
32 	FM2_DTSEC9,
33 	FM2_DTSEC10,
34 	FM2_10GEC1,
35 	FM2_10GEC2,
36 	NUM_FM_PORTS,
37 };
38 
39 enum fm_eth_type {
40 	FM_ETH_1G_E,
41 	FM_ETH_10G_E,
42 };
43 
44 /* Historically, on FMan v3 platforms, the first MDIO bus has been used for
45  * Clause 22 PHYs and the second MDIO bus for 10G Clause 45 PHYs (thus the
46  * TGEC name).
47  *
48  * On LS1046A-FRWY, the QSGMII PHY is connected to the second MDIO bus,
49  * and no TGEC ports are present on-board.
50  */
51 #ifdef CONFIG_SYS_FMAN_V3
52 #ifdef CONFIG_TARGET_LS1046AFRWY
53 #define CFG_SYS_FM1_DTSEC_MDIO_ADDR	(CFG_SYS_FSL_FM1_ADDR + 0xfd000)
54 #else
55 #define CFG_SYS_FM1_DTSEC_MDIO_ADDR	(CFG_SYS_FSL_FM1_ADDR + 0xfc000)
56 #endif
57 #define CFG_SYS_FM1_TGEC_MDIO_ADDR	(CFG_SYS_FSL_FM1_ADDR + 0xfd000)
58 #if (CFG_SYS_NUM_FMAN == 2)
59 #define CFG_SYS_FM2_DTSEC_MDIO_ADDR	(CFG_SYS_FSL_FM2_ADDR + 0xfc000)
60 #define CFG_SYS_FM2_TGEC_MDIO_ADDR	(CFG_SYS_FSL_FM2_ADDR + 0xfd000)
61 #endif
62 #else
63 #define CFG_SYS_FM1_DTSEC1_MDIO_ADDR	(CFG_SYS_FSL_FM1_ADDR + 0xe1120)
64 #define CFG_SYS_FM1_TGEC_MDIO_ADDR	(CFG_SYS_FSL_FM1_ADDR + 0xf1000)
65 #endif
66 
67 #define DEFAULT_FM_MDIO_NAME "FSL_MDIO0"
68 #define DEFAULT_FM_TGEC_MDIO_NAME "FM_TGEC_MDIO"
69 
70 /* Fman ethernet info struct */
71 #define FM_ETH_INFO_INITIALIZER(idx, pregs) \
72 	.fm		= idx,						\
73 	.phy_regs	= (void *)pregs,				\
74 	.enet_if	= PHY_INTERFACE_MODE_NA,			\
75 
76 #ifdef CONFIG_SYS_FMAN_V3
77 #define FM_DTSEC_INFO_INITIALIZER(idx, n) \
78 {									\
79 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_DTSEC_MDIO_ADDR)	\
80 	.index		= idx,						\
81 	.num		= n - 1,					\
82 	.type		= FM_ETH_1G_E,					\
83 	.port		= FM##idx##_DTSEC##n,				\
84 	.rx_port_id	= RX_PORT_1G_BASE + n - 1,			\
85 	.tx_port_id	= TX_PORT_1G_BASE + n - 1,			\
86 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
87 				offsetof(struct ccsr_fman, memac[n-1]),\
88 }
89 
90 #ifdef CONFIG_FSL_FM_10GEC_REGULAR_NOTATION
91 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
92 {									\
93 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_TGEC_MDIO_ADDR)	\
94 	.index		= idx,						\
95 	.num		= n - 1,					\
96 	.type		= FM_ETH_10G_E,					\
97 	.port		= FM##idx##_10GEC##n,				\
98 	.rx_port_id	= RX_PORT_10G_BASE2 + n - 1,			\
99 	.tx_port_id	= TX_PORT_10G_BASE2 + n - 1,			\
100 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
101 				 offsetof(struct ccsr_fman, memac[n-1]),\
102 }
103 #else
104 #if (CFG_SYS_NUM_FMAN == 2)
105 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
106 {									\
107 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM2_TGEC_MDIO_ADDR)	\
108 	.index		= idx,						\
109 	.num		= n - 1,					\
110 	.type		= FM_ETH_10G_E,					\
111 	.port		= FM##idx##_10GEC##n,				\
112 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
113 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
114 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
115 				offsetof(struct ccsr_fman, memac[n-1+8]),\
116 }
117 #else
118 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
119 {									\
120 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_TGEC_MDIO_ADDR)	\
121 	.index		= idx,						\
122 	.num		= n - 1,					\
123 	.type		= FM_ETH_10G_E,					\
124 	.port		= FM##idx##_10GEC##n,				\
125 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
126 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
127 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
128 				offsetof(struct ccsr_fman, memac[n-1+8]),\
129 }
130 #endif
131 #endif
132 
133 #if (CFG_SYS_NUM_FM1_10GEC >= 3)
134 #define FM_TGEC_INFO_INITIALIZER2(idx, n) \
135 {									\
136 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_TGEC_MDIO_ADDR)	\
137 	.index		= idx,						\
138 	.num		= n - 1,					\
139 	.type		= FM_ETH_10G_E,					\
140 	.port		= FM##idx##_10GEC##n,				\
141 	.rx_port_id	= RX_PORT_10G_BASE2 + n - 3,			\
142 	.tx_port_id	= TX_PORT_10G_BASE2 + n - 3,			\
143 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
144 				offsetof(struct ccsr_fman, memac[n-1-2]),\
145 }
146 #endif
147 
148 #else
149 #define FM_DTSEC_INFO_INITIALIZER(idx, n) \
150 {									\
151 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_DTSEC1_MDIO_ADDR)	\
152 	.index		= idx,						\
153 	.num		= n - 1,					\
154 	.type		= FM_ETH_1G_E,					\
155 	.port		= FM##idx##_DTSEC##n,				\
156 	.rx_port_id	= RX_PORT_1G_BASE + n - 1,			\
157 	.tx_port_id	= TX_PORT_1G_BASE + n - 1,			\
158 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
159 				offsetof(struct ccsr_fman, mac_1g[n-1]),\
160 }
161 
162 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
163 {									\
164 	FM_ETH_INFO_INITIALIZER(idx, CFG_SYS_FM1_TGEC_MDIO_ADDR)	\
165 	.index		= idx,						\
166 	.num		= n - 1,					\
167 	.type		= FM_ETH_10G_E,					\
168 	.port		= FM##idx##_10GEC##n,				\
169 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
170 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
171 	.compat_offset	= CFG_SYS_FSL_FM##idx##_OFFSET +		\
172 				offsetof(struct ccsr_fman, mac_10g[n-1]),\
173 }
174 #endif
175 struct fm_eth_info {
176 	u8 enabled;
177 	u8 fm;
178 	u8 num;
179 	u8 phy_addr;
180 	int index;
181 	u16 rx_port_id;
182 	u16 tx_port_id;
183 	enum fm_port port;
184 	enum fm_eth_type type;
185 	void *phy_regs;
186 	phy_interface_t enet_if;
187 	u32 compat_offset;
188 	struct mii_dev *bus;
189 };
190 
191 struct tgec_mdio_info {
192 	struct tgec_mdio_controller *regs;
193 	char *name;
194 };
195 
196 struct memac_mdio_info {
197 	struct memac_mdio_controller *regs;
198 	char *name;
199 };
200 
201 int fm_tgec_mdio_init(struct bd_info *bis, struct tgec_mdio_info *info);
202 int fm_memac_mdio_init(struct bd_info *bis, struct memac_mdio_info *info);
203 
204 void fman_enet_init(void);
205 void fdt_fixup_fman_ethernet(void *fdt);
206 phy_interface_t fm_info_get_enet_if(enum fm_port port);
207 void fm_info_set_phy_address(enum fm_port port, int address);
208 int fm_info_get_phy_address(enum fm_port port);
209 void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus);
210 void fm_disable_port(enum fm_port port);
211 void fm_enable_port(enum fm_port port);
212 void set_sgmii_phy(struct mii_dev *bus, enum fm_port base_port,
213 		unsigned int port_num, int phy_base_addr);
214 int is_qsgmii_riser_card(struct mii_dev *bus, int phy_base_addr,
215 		unsigned int port_num, unsigned regnum);
216 
217 #endif
218