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 <common.h>
11 #include <phy.h>
12 #include <asm/types.h>
13 
14 enum fm_port {
15 	FM1_DTSEC1,
16 	FM1_DTSEC2,
17 	FM1_DTSEC3,
18 	FM1_DTSEC4,
19 	FM1_DTSEC5,
20 	FM1_DTSEC6,
21 	FM1_DTSEC9,
22 	FM1_DTSEC10,
23 	FM1_10GEC1,
24 	FM1_10GEC2,
25 	FM1_10GEC3,
26 	FM1_10GEC4,
27 	FM2_DTSEC1,
28 	FM2_DTSEC2,
29 	FM2_DTSEC3,
30 	FM2_DTSEC4,
31 	FM2_DTSEC5,
32 	FM2_DTSEC6,
33 	FM2_DTSEC9,
34 	FM2_DTSEC10,
35 	FM2_10GEC1,
36 	FM2_10GEC2,
37 	NUM_FM_PORTS,
38 };
39 
40 enum fm_eth_type {
41 	FM_ETH_1G_E,
42 	FM_ETH_10G_E,
43 };
44 
45 /* Historically, on FMan v3 platforms, the first MDIO bus has been used for
46  * Clause 22 PHYs and the second MDIO bus for 10G Clause 45 PHYs (thus the
47  * TGEC name).
48  *
49  * On LS1046A-FRWY, the QSGMII PHY is connected to the second MDIO bus,
50  * and no TGEC ports are present on-board.
51  */
52 #ifdef CONFIG_SYS_FMAN_V3
53 #ifdef CONFIG_TARGET_LS1046AFRWY
54 #define CONFIG_SYS_FM1_DTSEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM1_ADDR + 0xfd000)
55 #else
56 #define CONFIG_SYS_FM1_DTSEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM1_ADDR + 0xfc000)
57 #endif
58 #define CONFIG_SYS_FM1_TGEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM1_ADDR + 0xfd000)
59 #if (CONFIG_SYS_NUM_FMAN == 2)
60 #define CONFIG_SYS_FM2_DTSEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM2_ADDR + 0xfc000)
61 #define CONFIG_SYS_FM2_TGEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM2_ADDR + 0xfd000)
62 #endif
63 #else
64 #define CONFIG_SYS_FM1_DTSEC1_MDIO_ADDR	(CONFIG_SYS_FSL_FM1_ADDR + 0xe1120)
65 #define CONFIG_SYS_FM1_TGEC_MDIO_ADDR	(CONFIG_SYS_FSL_FM1_ADDR + 0xf1000)
66 #endif
67 
68 #define DEFAULT_FM_MDIO_NAME "FSL_MDIO0"
69 #define DEFAULT_FM_TGEC_MDIO_NAME "FM_TGEC_MDIO"
70 
71 /* Fman ethernet info struct */
72 #define FM_ETH_INFO_INITIALIZER(idx, pregs) \
73 	.fm		= idx,						\
74 	.phy_regs	= (void *)pregs,				\
75 	.enet_if	= PHY_INTERFACE_MODE_NONE,			\
76 
77 #ifdef CONFIG_SYS_FMAN_V3
78 #define FM_DTSEC_INFO_INITIALIZER(idx, n) \
79 {									\
80 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_DTSEC_MDIO_ADDR)	\
81 	.index		= idx,						\
82 	.num		= n - 1,					\
83 	.type		= FM_ETH_1G_E,					\
84 	.port		= FM##idx##_DTSEC##n,				\
85 	.rx_port_id	= RX_PORT_1G_BASE + n - 1,			\
86 	.tx_port_id	= TX_PORT_1G_BASE + n - 1,			\
87 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
88 				offsetof(struct ccsr_fman, memac[n-1]),\
89 }
90 
91 #ifdef CONFIG_FSL_FM_10GEC_REGULAR_NOTATION
92 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
93 {									\
94 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_TGEC_MDIO_ADDR)	\
95 	.index		= idx,						\
96 	.num		= n - 1,					\
97 	.type		= FM_ETH_10G_E,					\
98 	.port		= FM##idx##_10GEC##n,				\
99 	.rx_port_id	= RX_PORT_10G_BASE2 + n - 1,			\
100 	.tx_port_id	= TX_PORT_10G_BASE2 + n - 1,			\
101 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
102 				 offsetof(struct ccsr_fman, memac[n-1]),\
103 }
104 #else
105 #if (CONFIG_SYS_NUM_FMAN == 2)
106 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
107 {									\
108 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM2_TGEC_MDIO_ADDR)	\
109 	.index		= idx,						\
110 	.num		= n - 1,					\
111 	.type		= FM_ETH_10G_E,					\
112 	.port		= FM##idx##_10GEC##n,				\
113 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
114 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
115 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
116 				offsetof(struct ccsr_fman, memac[n-1+8]),\
117 }
118 #else
119 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
120 {									\
121 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_TGEC_MDIO_ADDR)	\
122 	.index		= idx,						\
123 	.num		= n - 1,					\
124 	.type		= FM_ETH_10G_E,					\
125 	.port		= FM##idx##_10GEC##n,				\
126 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
127 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
128 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
129 				offsetof(struct ccsr_fman, memac[n-1+8]),\
130 }
131 #endif
132 #endif
133 
134 #if (CONFIG_SYS_NUM_FM1_10GEC >= 3)
135 #define FM_TGEC_INFO_INITIALIZER2(idx, n) \
136 {									\
137 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_TGEC_MDIO_ADDR)	\
138 	.index		= idx,						\
139 	.num		= n - 1,					\
140 	.type		= FM_ETH_10G_E,					\
141 	.port		= FM##idx##_10GEC##n,				\
142 	.rx_port_id	= RX_PORT_10G_BASE2 + n - 3,			\
143 	.tx_port_id	= TX_PORT_10G_BASE2 + n - 3,			\
144 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
145 				offsetof(struct ccsr_fman, memac[n-1-2]),\
146 }
147 #endif
148 
149 #else
150 #define FM_DTSEC_INFO_INITIALIZER(idx, n) \
151 {									\
152 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_DTSEC1_MDIO_ADDR)	\
153 	.index		= idx,						\
154 	.num		= n - 1,					\
155 	.type		= FM_ETH_1G_E,					\
156 	.port		= FM##idx##_DTSEC##n,				\
157 	.rx_port_id	= RX_PORT_1G_BASE + n - 1,			\
158 	.tx_port_id	= TX_PORT_1G_BASE + n - 1,			\
159 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
160 				offsetof(struct ccsr_fman, mac_1g[n-1]),\
161 }
162 
163 #define FM_TGEC_INFO_INITIALIZER(idx, n) \
164 {									\
165 	FM_ETH_INFO_INITIALIZER(idx, CONFIG_SYS_FM1_TGEC_MDIO_ADDR)	\
166 	.index		= idx,						\
167 	.num		= n - 1,					\
168 	.type		= FM_ETH_10G_E,					\
169 	.port		= FM##idx##_10GEC##n,				\
170 	.rx_port_id	= RX_PORT_10G_BASE + n - 1,			\
171 	.tx_port_id	= TX_PORT_10G_BASE + n - 1,			\
172 	.compat_offset	= CONFIG_SYS_FSL_FM##idx##_OFFSET +		\
173 				offsetof(struct ccsr_fman, mac_10g[n-1]),\
174 }
175 #endif
176 struct fm_eth_info {
177 	u8 enabled;
178 	u8 fm;
179 	u8 num;
180 	u8 phy_addr;
181 	int index;
182 	u16 rx_port_id;
183 	u16 tx_port_id;
184 	enum fm_port port;
185 	enum fm_eth_type type;
186 	void *phy_regs;
187 	phy_interface_t enet_if;
188 	u32 compat_offset;
189 	struct mii_dev *bus;
190 };
191 
192 struct tgec_mdio_info {
193 	struct tgec_mdio_controller *regs;
194 	char *name;
195 };
196 
197 struct memac_mdio_info {
198 	struct memac_mdio_controller *regs;
199 	char *name;
200 };
201 
202 int fm_tgec_mdio_init(struct bd_info *bis, struct tgec_mdio_info *info);
203 int fm_memac_mdio_init(struct bd_info *bis, struct memac_mdio_info *info);
204 
205 int fm_standard_init(struct bd_info *bis);
206 void fman_enet_init(void);
207 void fdt_fixup_fman_ethernet(void *fdt);
208 phy_interface_t fm_info_get_enet_if(enum fm_port port);
209 void fm_info_set_phy_address(enum fm_port port, int address);
210 int fm_info_get_phy_address(enum fm_port port);
211 void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus);
212 void fm_disable_port(enum fm_port port);
213 void fm_enable_port(enum fm_port port);
214 void set_sgmii_phy(struct mii_dev *bus, enum fm_port base_port,
215 		unsigned int port_num, int phy_base_addr);
216 int is_qsgmii_riser_card(struct mii_dev *bus, int phy_base_addr,
217 		unsigned int port_num, unsigned regnum);
218 
219 #endif
220