1 /* 2 * Copyright 2011 Freescale Semiconductor, Inc. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 #include <common.h> 7 #include <asm/io.h> 8 #include <asm/fsl_serdes.h> 9 10 #include "fm.h" 11 12 struct fm_eth_info fm_info[] = { 13 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 1) 14 FM_DTSEC_INFO_INITIALIZER(1, 1), 15 #endif 16 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 2) 17 FM_DTSEC_INFO_INITIALIZER(1, 2), 18 #endif 19 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 3) 20 FM_DTSEC_INFO_INITIALIZER(1, 3), 21 #endif 22 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 4) 23 FM_DTSEC_INFO_INITIALIZER(1, 4), 24 #endif 25 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 5) 26 FM_DTSEC_INFO_INITIALIZER(1, 5), 27 #endif 28 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 6) 29 FM_DTSEC_INFO_INITIALIZER(1, 6), 30 #endif 31 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 7) 32 FM_DTSEC_INFO_INITIALIZER(1, 9), 33 #endif 34 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 8) 35 FM_DTSEC_INFO_INITIALIZER(1, 10), 36 #endif 37 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 1) 38 FM_DTSEC_INFO_INITIALIZER(2, 1), 39 #endif 40 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 2) 41 FM_DTSEC_INFO_INITIALIZER(2, 2), 42 #endif 43 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 3) 44 FM_DTSEC_INFO_INITIALIZER(2, 3), 45 #endif 46 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 4) 47 FM_DTSEC_INFO_INITIALIZER(2, 4), 48 #endif 49 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 5) 50 FM_DTSEC_INFO_INITIALIZER(2, 5), 51 #endif 52 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 6) 53 FM_DTSEC_INFO_INITIALIZER(2, 6), 54 #endif 55 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 7) 56 FM_DTSEC_INFO_INITIALIZER(2, 9), 57 #endif 58 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 8) 59 FM_DTSEC_INFO_INITIALIZER(2, 10), 60 #endif 61 #if (CONFIG_SYS_NUM_FM1_10GEC >= 1) 62 FM_TGEC_INFO_INITIALIZER(1, 1), 63 #endif 64 #if (CONFIG_SYS_NUM_FM1_10GEC >= 2) 65 FM_TGEC_INFO_INITIALIZER(1, 2), 66 #endif 67 #if (CONFIG_SYS_NUM_FM2_10GEC >= 1) 68 FM_TGEC_INFO_INITIALIZER(2, 1), 69 #endif 70 #if (CONFIG_SYS_NUM_FM2_10GEC >= 2) 71 FM_TGEC_INFO_INITIALIZER(2, 2), 72 #endif 73 }; 74 75 int fm_standard_init(bd_t *bis) 76 { 77 int i; 78 struct ccsr_fman *reg; 79 80 reg = (void *)CONFIG_SYS_FSL_FM1_ADDR; 81 if (fm_init_common(0, reg)) 82 return 0; 83 84 for (i = 0; i < ARRAY_SIZE(fm_info); i++) { 85 if ((fm_info[i].enabled) && (fm_info[i].index == 1)) 86 fm_eth_initialize(reg, &fm_info[i]); 87 } 88 89 #if (CONFIG_SYS_NUM_FMAN == 2) 90 reg = (void *)CONFIG_SYS_FSL_FM2_ADDR; 91 if (fm_init_common(1, reg)) 92 return 0; 93 94 for (i = 0; i < ARRAY_SIZE(fm_info); i++) { 95 if ((fm_info[i].enabled) && (fm_info[i].index == 2)) 96 fm_eth_initialize(reg, &fm_info[i]); 97 } 98 #endif 99 100 return 1; 101 } 102 103 /* simple linear search to map from port to array index */ 104 static int fm_port_to_index(enum fm_port port) 105 { 106 int i; 107 108 for (i = 0; i < ARRAY_SIZE(fm_info); i++) { 109 if (fm_info[i].port == port) 110 return i; 111 } 112 113 return -1; 114 } 115 116 /* 117 * Determine if an interface is actually active based on HW config 118 * we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if 119 * the interface is not active based on HW cfg of the SoC 120 */ 121 void fman_enet_init(void) 122 { 123 int i; 124 125 for (i = 0; i < ARRAY_SIZE(fm_info); i++) { 126 phy_interface_t enet_if; 127 128 enet_if = fman_port_enet_if(fm_info[i].port); 129 if (enet_if != PHY_INTERFACE_MODE_NONE) { 130 fm_info[i].enabled = 1; 131 fm_info[i].enet_if = enet_if; 132 } else { 133 fm_info[i].enabled = 0; 134 } 135 } 136 137 return ; 138 } 139 140 void fm_disable_port(enum fm_port port) 141 { 142 int i = fm_port_to_index(port); 143 144 fm_info[i].enabled = 0; 145 fman_disable_port(port); 146 } 147 148 void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus) 149 { 150 int i = fm_port_to_index(port); 151 152 if (i == -1) 153 return; 154 155 fm_info[i].bus = bus; 156 } 157 158 void fm_info_set_phy_address(enum fm_port port, int address) 159 { 160 int i = fm_port_to_index(port); 161 162 if (i == -1) 163 return; 164 165 fm_info[i].phy_addr = address; 166 } 167 168 /* 169 * Returns the PHY address for a given Fman port 170 * 171 * The port must be set via a prior call to fm_info_set_phy_address(). 172 * A negative error code is returned if the port is invalid. 173 */ 174 int fm_info_get_phy_address(enum fm_port port) 175 { 176 int i = fm_port_to_index(port); 177 178 if (i == -1) 179 return -1; 180 181 return fm_info[i].phy_addr; 182 } 183 184 /* 185 * Returns the type of the data interface between the given MAC and its PHY. 186 * This is typically determined by the RCW. 187 */ 188 phy_interface_t fm_info_get_enet_if(enum fm_port port) 189 { 190 int i = fm_port_to_index(port); 191 192 if (i == -1) 193 return PHY_INTERFACE_MODE_NONE; 194 195 if (fm_info[i].enabled) 196 return fm_info[i].enet_if; 197 198 return PHY_INTERFACE_MODE_NONE; 199 } 200 201 static void 202 __def_board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa, 203 enum fm_port port, int offset) 204 { 205 return ; 206 } 207 208 void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa, 209 enum fm_port port, int offset) 210 __attribute__((weak, alias("__def_board_ft_fman_fixup_port"))); 211 212 static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop) 213 { 214 int off; 215 uint32_t ph; 216 phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset; 217 u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS + 218 CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET; 219 220 off = fdt_node_offset_by_compat_reg(blob, prop, paddr); 221 222 if (info->enabled) { 223 fdt_fixup_phy_connection(blob, off, info->enet_if); 224 board_ft_fman_fixup_port(blob, prop, paddr, info->port, off); 225 return ; 226 } 227 228 #ifdef CONFIG_SYS_FMAN_V3 229 /* 230 * Physically FM1_DTSEC9 and FM1_10GEC1 use the same dual-role MAC, when 231 * FM1_10GEC1 is enabled and FM1_DTSEC9 is disabled, ensure that the 232 * dual-role MAC is not disabled, ditto for other dual-role MACs. 233 */ 234 if (((info->port == FM1_DTSEC9) && (PORT_IS_ENABLED(FM1_10GEC1))) || 235 ((info->port == FM1_DTSEC10) && (PORT_IS_ENABLED(FM1_10GEC2))) || 236 ((info->port == FM1_10GEC1) && (PORT_IS_ENABLED(FM1_DTSEC9))) || 237 ((info->port == FM1_10GEC2) && (PORT_IS_ENABLED(FM1_DTSEC10))) 238 #if (CONFIG_SYS_NUM_FMAN == 2) 239 || 240 ((info->port == FM2_DTSEC9) && (PORT_IS_ENABLED(FM2_10GEC1))) || 241 ((info->port == FM2_DTSEC10) && (PORT_IS_ENABLED(FM2_10GEC2))) || 242 ((info->port == FM2_10GEC1) && (PORT_IS_ENABLED(FM2_DTSEC9))) || 243 ((info->port == FM2_10GEC2) && (PORT_IS_ENABLED(FM2_DTSEC10))) 244 #endif 245 ) 246 return; 247 #endif 248 /* board code might have caused offset to change */ 249 off = fdt_node_offset_by_compat_reg(blob, prop, paddr); 250 251 /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */ 252 if (paddr != dtsec1_addr) 253 fdt_status_disabled(blob, off); /* disable the MAC node */ 254 255 /* disable the fsl,dpa-ethernet node that points to the MAC */ 256 ph = fdt_get_phandle(blob, off); 257 do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph), 258 "status", "disabled", strlen("disabled") + 1, 1); 259 } 260 261 void fdt_fixup_fman_ethernet(void *blob) 262 { 263 int i; 264 265 #ifdef CONFIG_SYS_FMAN_V3 266 for (i = 0; i < ARRAY_SIZE(fm_info); i++) 267 ft_fixup_port(blob, &fm_info[i], "fsl,fman-memac"); 268 #else 269 for (i = 0; i < ARRAY_SIZE(fm_info); i++) { 270 if (fm_info[i].type == FM_ETH_1G_E) 271 ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac"); 272 else 273 ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac"); 274 } 275 #endif 276 } 277