Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 2 | /* |
| 3 | * Copyright 2017 NXP |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #include <common.h> |
Ashish Kumar | bc6ceca | 2018-04-13 12:28:45 +0530 | [diff] [blame] | 7 | #include <command.h> |
Simon Glass | 0af6e2d | 2019-08-01 09:46:52 -0600 | [diff] [blame] | 8 | #include <env.h> |
Simon Glass | 0f2af88 | 2020-05-10 11:40:05 -0600 | [diff] [blame] | 9 | #include <log.h> |
Simon Glass | 0c36441 | 2019-12-28 10:44:48 -0700 | [diff] [blame] | 10 | #include <net.h> |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 11 | #include <netdev.h> |
| 12 | #include <asm/io.h> |
| 13 | #include <asm/arch/fsl_serdes.h> |
| 14 | #include <hwconfig.h> |
| 15 | #include <fsl_mdio.h> |
| 16 | #include <malloc.h> |
Ashish Kumar | bc6ceca | 2018-04-13 12:28:45 +0530 | [diff] [blame] | 17 | #include <phy.h> |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 18 | #include <fm_eth.h> |
| 19 | #include <i2c.h> |
| 20 | #include <miiphy.h> |
Bogdan Purcareata | 33ba939 | 2017-10-05 06:56:53 +0000 | [diff] [blame] | 21 | #include <fsl-mc/fsl_mc.h> |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 22 | #include <fsl-mc/ldpaa_wriop.h> |
Simon Glass | dbd7954 | 2020-05-10 11:40:11 -0600 | [diff] [blame] | 23 | #include <linux/delay.h> |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 24 | |
| 25 | #include "../common/qixis.h" |
| 26 | |
| 27 | #include "ls1088a_qixis.h" |
| 28 | |
Ioana Ciornei | 1fbd5a6 | 2020-05-15 09:56:49 +0300 | [diff] [blame] | 29 | #ifndef CONFIG_DM_ETH |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 30 | #ifdef CONFIG_FSL_MC_ENET |
| 31 | |
| 32 | #define SFP_TX 0 |
| 33 | |
| 34 | /* - In LS1088A A there are only 16 SERDES lanes, spread across 2 SERDES banks. |
| 35 | * Bank 1 -> Lanes A, B, C, D, |
| 36 | * Bank 2 -> Lanes A,B, C, D, |
| 37 | */ |
| 38 | |
| 39 | /* Mapping of 8 SERDES lanes to LS1088A QDS board slots. A value of '0' here |
| 40 | * means that the mapping must be determined dynamically, or that the lane |
| 41 | * maps to something other than a board slot. |
| 42 | */ |
| 43 | |
| 44 | static u8 lane_to_slot_fsm1[] = { |
| 45 | 0, 0, 0, 0, 0, 0, 0, 0 |
| 46 | }; |
| 47 | |
| 48 | /* On the Vitesse VSC8234XHG SGMII riser card there are 4 SGMII PHYs |
| 49 | * housed. |
| 50 | */ |
| 51 | |
| 52 | static int xqsgii_riser_phy_addr[] = { |
| 53 | XQSGMII_CARD_PHY1_PORT0_ADDR, |
| 54 | XQSGMII_CARD_PHY2_PORT0_ADDR, |
| 55 | XQSGMII_CARD_PHY3_PORT0_ADDR, |
| 56 | XQSGMII_CARD_PHY4_PORT0_ADDR, |
| 57 | XQSGMII_CARD_PHY3_PORT2_ADDR, |
| 58 | XQSGMII_CARD_PHY1_PORT2_ADDR, |
| 59 | XQSGMII_CARD_PHY4_PORT2_ADDR, |
| 60 | XQSGMII_CARD_PHY2_PORT2_ADDR, |
| 61 | }; |
| 62 | |
| 63 | static int sgmii_riser_phy_addr[] = { |
| 64 | SGMII_CARD_PORT1_PHY_ADDR, |
| 65 | SGMII_CARD_PORT2_PHY_ADDR, |
| 66 | SGMII_CARD_PORT3_PHY_ADDR, |
| 67 | SGMII_CARD_PORT4_PHY_ADDR, |
| 68 | }; |
| 69 | |
| 70 | /* Slot2 does not have EMI connections */ |
| 71 | #define EMI_NONE 0xFF |
| 72 | #define EMI1_RGMII1 0 |
| 73 | #define EMI1_RGMII2 1 |
| 74 | #define EMI1_SLOT1 2 |
| 75 | |
| 76 | static const char * const mdio_names[] = { |
| 77 | "LS1088A_QDS_MDIO0", |
| 78 | "LS1088A_QDS_MDIO1", |
| 79 | "LS1088A_QDS_MDIO2", |
| 80 | DEFAULT_WRIOP_MDIO2_NAME, |
| 81 | }; |
| 82 | |
| 83 | struct ls1088a_qds_mdio { |
| 84 | u8 muxval; |
| 85 | struct mii_dev *realbus; |
| 86 | }; |
| 87 | |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 88 | struct reg_pair { |
| 89 | uint addr; |
| 90 | u8 *val; |
| 91 | }; |
| 92 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 93 | static void sgmii_configure_repeater(int dpmac) |
| 94 | { |
| 95 | struct mii_dev *bus; |
| 96 | uint8_t a = 0xf; |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 97 | int i, j, k, ret; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 98 | unsigned short value; |
| 99 | const char *dev = "LS1088A_QDS_MDIO2"; |
| 100 | int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b}; |
| 101 | int i2c_phy_addr = 0; |
| 102 | int phy_addr = 0; |
| 103 | |
| 104 | uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7}; |
| 105 | uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84}; |
| 106 | uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7}; |
| 107 | uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84}; |
| 108 | |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 109 | u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20}; |
| 110 | struct reg_pair reg_pair[10] = { |
| 111 | {6, ®_val[0]}, {4, ®_val[1]}, |
| 112 | {8, ®_val[2]}, {0xf, NULL}, |
| 113 | {0x11, NULL}, {0x16, NULL}, |
| 114 | {0x18, NULL}, {0x23, ®_val[3]}, |
| 115 | {0x2d, ®_val[4]}, {4, ®_val[5]}, |
| 116 | }; |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 117 | #if CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 118 | struct udevice *udev; |
| 119 | #endif |
| 120 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 121 | /* Set I2c to Slot 1 */ |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 122 | #if !CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 123 | ret = i2c_write(0x77, 0, 0, &a, 1); |
| 124 | #else |
| 125 | ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev); |
| 126 | if (!ret) |
| 127 | ret = dm_i2c_write(udev, 0, &a, 1); |
| 128 | #endif |
| 129 | if (ret) |
| 130 | goto error; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 131 | |
| 132 | switch (dpmac) { |
| 133 | case 1: |
| 134 | i2c_phy_addr = i2c_addr[1]; |
| 135 | phy_addr = 4; |
| 136 | break; |
| 137 | case 2: |
| 138 | i2c_phy_addr = i2c_addr[0]; |
| 139 | phy_addr = 0; |
| 140 | break; |
| 141 | case 3: |
| 142 | i2c_phy_addr = i2c_addr[3]; |
| 143 | phy_addr = 0xc; |
| 144 | break; |
| 145 | case 7: |
| 146 | i2c_phy_addr = i2c_addr[2]; |
| 147 | phy_addr = 8; |
| 148 | break; |
| 149 | } |
| 150 | |
| 151 | /* Check the PHY status */ |
| 152 | ret = miiphy_set_current_dev(dev); |
| 153 | if (ret > 0) |
| 154 | goto error; |
| 155 | |
| 156 | bus = mdio_get_current_dev(); |
| 157 | debug("Reading from bus %s\n", bus->name); |
| 158 | |
| 159 | ret = miiphy_write(dev, phy_addr, 0x1f, 3); |
| 160 | if (ret > 0) |
| 161 | goto error; |
| 162 | |
| 163 | mdelay(10); |
| 164 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 165 | if (ret > 0) |
| 166 | goto error; |
| 167 | |
| 168 | mdelay(10); |
| 169 | |
| 170 | if ((value & 0xfff) == 0x401) { |
| 171 | miiphy_write(dev, phy_addr, 0x1f, 0); |
| 172 | printf("DPMAC %d:PHY is ..... Configured\n", dpmac); |
| 173 | return; |
| 174 | } |
| 175 | |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 176 | #if CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 177 | i2c_get_chip_for_busnum(0, i2c_phy_addr, 1, &udev); |
| 178 | #endif |
| 179 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 180 | for (i = 0; i < 4; i++) { |
| 181 | for (j = 0; j < 4; j++) { |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 182 | reg_pair[3].val = &ch_a_eq[i]; |
| 183 | reg_pair[4].val = &ch_a_ctl2[j]; |
| 184 | reg_pair[5].val = &ch_b_eq[i]; |
| 185 | reg_pair[6].val = &ch_b_ctl2[j]; |
| 186 | for (k = 0; k < 10; k++) { |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 187 | #if !CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 188 | ret = i2c_write(i2c_phy_addr, |
| 189 | reg_pair[k].addr, |
| 190 | 1, reg_pair[k].val, 1); |
| 191 | #else |
| 192 | ret = i2c_get_chip_for_busnum(0, |
| 193 | i2c_phy_addr, |
| 194 | 1, &udev); |
| 195 | if (!ret) |
| 196 | ret = dm_i2c_write(udev, |
| 197 | reg_pair[k].addr, |
| 198 | reg_pair[k].val, 1); |
| 199 | #endif |
| 200 | if (ret) |
| 201 | goto error; |
| 202 | } |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 203 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 204 | mdelay(100); |
| 205 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 206 | if (ret > 0) |
| 207 | goto error; |
| 208 | |
| 209 | mdelay(100); |
| 210 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 211 | if (ret > 0) |
| 212 | goto error; |
| 213 | |
| 214 | if ((value & 0xfff) == 0x401) { |
| 215 | printf("DPMAC %d :PHY is configured ", |
| 216 | dpmac); |
| 217 | printf("after setting repeater 0x%x\n", |
| 218 | value); |
| 219 | i = 5; |
| 220 | j = 5; |
| 221 | } else { |
| 222 | printf("DPMAC %d :PHY is failed to ", |
| 223 | dpmac); |
| 224 | printf("configure the repeater 0x%x\n", value); |
| 225 | } |
| 226 | } |
| 227 | } |
| 228 | miiphy_write(dev, phy_addr, 0x1f, 0); |
| 229 | error: |
| 230 | if (ret) |
| 231 | printf("DPMAC %d ..... FAILED to configure PHY\n", dpmac); |
| 232 | return; |
| 233 | } |
| 234 | |
| 235 | static void qsgmii_configure_repeater(int dpmac) |
| 236 | { |
| 237 | uint8_t a = 0xf; |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 238 | int i, j, k; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 239 | int i2c_phy_addr = 0; |
| 240 | int phy_addr = 0; |
| 241 | int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b}; |
| 242 | |
| 243 | uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7}; |
| 244 | uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84}; |
| 245 | uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7}; |
| 246 | uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84}; |
| 247 | |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 248 | u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20}; |
| 249 | struct reg_pair reg_pair[10] = { |
| 250 | {6, ®_val[0]}, {4, ®_val[1]}, |
| 251 | {8, ®_val[2]}, {0xf, NULL}, |
| 252 | {0x11, NULL}, {0x16, NULL}, |
| 253 | {0x18, NULL}, {0x23, ®_val[3]}, |
| 254 | {0x2d, ®_val[4]}, {4, ®_val[5]}, |
| 255 | }; |
| 256 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 257 | const char *dev = mdio_names[EMI1_SLOT1]; |
| 258 | int ret = 0; |
| 259 | unsigned short value; |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 260 | #if CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 261 | struct udevice *udev; |
| 262 | #endif |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 263 | |
| 264 | /* Set I2c to Slot 1 */ |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 265 | #if !CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 266 | ret = i2c_write(0x77, 0, 0, &a, 1); |
| 267 | #else |
| 268 | ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev); |
| 269 | if (!ret) |
| 270 | ret = dm_i2c_write(udev, 0, &a, 1); |
| 271 | #endif |
| 272 | if (ret) |
| 273 | goto error; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 274 | |
| 275 | switch (dpmac) { |
| 276 | case 7: |
| 277 | case 8: |
| 278 | case 9: |
| 279 | case 10: |
| 280 | i2c_phy_addr = i2c_addr[2]; |
| 281 | phy_addr = 8; |
| 282 | break; |
| 283 | |
| 284 | case 3: |
| 285 | case 4: |
| 286 | case 5: |
| 287 | case 6: |
| 288 | i2c_phy_addr = i2c_addr[3]; |
| 289 | phy_addr = 0xc; |
| 290 | break; |
| 291 | } |
| 292 | |
| 293 | /* Check the PHY status */ |
| 294 | ret = miiphy_set_current_dev(dev); |
| 295 | ret = miiphy_write(dev, phy_addr, 0x1f, 3); |
| 296 | mdelay(10); |
| 297 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 298 | mdelay(10); |
| 299 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 300 | mdelay(10); |
| 301 | if ((value & 0xf) == 0xf) { |
| 302 | miiphy_write(dev, phy_addr, 0x1f, 0); |
| 303 | printf("DPMAC %d :PHY is ..... Configured\n", dpmac); |
| 304 | return; |
| 305 | } |
| 306 | |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 307 | #if CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 308 | i2c_get_chip_for_busnum(0, i2c_phy_addr, 1, &udev); |
| 309 | #endif |
| 310 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 311 | for (i = 0; i < 4; i++) { |
| 312 | for (j = 0; j < 4; j++) { |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 313 | reg_pair[3].val = &ch_a_eq[i]; |
| 314 | reg_pair[4].val = &ch_a_ctl2[j]; |
| 315 | reg_pair[5].val = &ch_b_eq[i]; |
| 316 | reg_pair[6].val = &ch_b_ctl2[j]; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 317 | |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 318 | for (k = 0; k < 10; k++) { |
Igor Opaniuk | f7c9176 | 2021-02-09 13:52:45 +0200 | [diff] [blame] | 319 | #if !CONFIG_IS_ENABLED(DM_I2C) |
Chuanhua Han | dddcadb | 2019-07-26 20:25:35 +0800 | [diff] [blame] | 320 | ret = i2c_write(i2c_phy_addr, |
| 321 | reg_pair[k].addr, |
| 322 | 1, reg_pair[k].val, 1); |
| 323 | #else |
| 324 | ret = i2c_get_chip_for_busnum(0, |
| 325 | i2c_addr[dpmac], |
| 326 | 1, &udev); |
| 327 | if (!ret) |
| 328 | ret = dm_i2c_write(udev, |
| 329 | reg_pair[k].addr, |
| 330 | reg_pair[k].val, 1); |
| 331 | #endif |
| 332 | if (ret) |
| 333 | goto error; |
| 334 | } |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 335 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 336 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 337 | if (ret > 0) |
| 338 | goto error; |
| 339 | mdelay(1); |
| 340 | ret = miiphy_read(dev, phy_addr, 0x11, &value); |
| 341 | if (ret > 0) |
| 342 | goto error; |
| 343 | mdelay(10); |
| 344 | if ((value & 0xf) == 0xf) { |
| 345 | miiphy_write(dev, phy_addr, 0x1f, 0); |
| 346 | printf("DPMAC %d :PHY is ..... Configured\n", |
| 347 | dpmac); |
| 348 | return; |
| 349 | } |
| 350 | } |
| 351 | } |
| 352 | error: |
| 353 | printf("DPMAC %d :PHY ..... FAILED to configure PHY\n", dpmac); |
| 354 | return; |
| 355 | } |
| 356 | |
| 357 | static const char *ls1088a_qds_mdio_name_for_muxval(u8 muxval) |
| 358 | { |
| 359 | return mdio_names[muxval]; |
| 360 | } |
| 361 | |
| 362 | struct mii_dev *mii_dev_for_muxval(u8 muxval) |
| 363 | { |
| 364 | struct mii_dev *bus; |
| 365 | const char *name = ls1088a_qds_mdio_name_for_muxval(muxval); |
| 366 | |
| 367 | if (!name) { |
| 368 | printf("No bus for muxval %x\n", muxval); |
| 369 | return NULL; |
| 370 | } |
| 371 | |
| 372 | bus = miiphy_get_dev_by_name(name); |
| 373 | |
| 374 | if (!bus) { |
| 375 | printf("No bus by name %s\n", name); |
| 376 | return NULL; |
| 377 | } |
| 378 | |
| 379 | return bus; |
| 380 | } |
| 381 | |
| 382 | static void ls1088a_qds_enable_SFP_TX(u8 muxval) |
| 383 | { |
| 384 | u8 brdcfg9; |
| 385 | |
| 386 | brdcfg9 = QIXIS_READ(brdcfg[9]); |
| 387 | brdcfg9 &= ~BRDCFG9_SFPTX_MASK; |
| 388 | brdcfg9 |= (muxval << BRDCFG9_SFPTX_SHIFT); |
| 389 | QIXIS_WRITE(brdcfg[9], brdcfg9); |
| 390 | } |
| 391 | |
| 392 | static void ls1088a_qds_mux_mdio(u8 muxval) |
| 393 | { |
| 394 | u8 brdcfg4; |
| 395 | |
| 396 | if (muxval <= 5) { |
| 397 | brdcfg4 = QIXIS_READ(brdcfg[4]); |
| 398 | brdcfg4 &= ~BRDCFG4_EMISEL_MASK; |
| 399 | brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT); |
| 400 | QIXIS_WRITE(brdcfg[4], brdcfg4); |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | static int ls1088a_qds_mdio_read(struct mii_dev *bus, int addr, |
| 405 | int devad, int regnum) |
| 406 | { |
| 407 | struct ls1088a_qds_mdio *priv = bus->priv; |
| 408 | |
| 409 | ls1088a_qds_mux_mdio(priv->muxval); |
| 410 | |
| 411 | return priv->realbus->read(priv->realbus, addr, devad, regnum); |
| 412 | } |
| 413 | |
| 414 | static int ls1088a_qds_mdio_write(struct mii_dev *bus, int addr, int devad, |
| 415 | int regnum, u16 value) |
| 416 | { |
| 417 | struct ls1088a_qds_mdio *priv = bus->priv; |
| 418 | |
| 419 | ls1088a_qds_mux_mdio(priv->muxval); |
| 420 | |
| 421 | return priv->realbus->write(priv->realbus, addr, devad, regnum, value); |
| 422 | } |
| 423 | |
| 424 | static int ls1088a_qds_mdio_reset(struct mii_dev *bus) |
| 425 | { |
| 426 | struct ls1088a_qds_mdio *priv = bus->priv; |
| 427 | |
| 428 | return priv->realbus->reset(priv->realbus); |
| 429 | } |
| 430 | |
| 431 | static int ls1088a_qds_mdio_init(char *realbusname, u8 muxval) |
| 432 | { |
| 433 | struct ls1088a_qds_mdio *pmdio; |
| 434 | struct mii_dev *bus = mdio_alloc(); |
| 435 | |
| 436 | if (!bus) { |
| 437 | printf("Failed to allocate ls1088a_qds MDIO bus\n"); |
| 438 | return -1; |
| 439 | } |
| 440 | |
| 441 | pmdio = malloc(sizeof(*pmdio)); |
| 442 | if (!pmdio) { |
| 443 | printf("Failed to allocate ls1088a_qds private data\n"); |
| 444 | free(bus); |
| 445 | return -1; |
| 446 | } |
| 447 | |
| 448 | bus->read = ls1088a_qds_mdio_read; |
| 449 | bus->write = ls1088a_qds_mdio_write; |
| 450 | bus->reset = ls1088a_qds_mdio_reset; |
| 451 | sprintf(bus->name, ls1088a_qds_mdio_name_for_muxval(muxval)); |
| 452 | |
| 453 | pmdio->realbus = miiphy_get_dev_by_name(realbusname); |
| 454 | |
| 455 | if (!pmdio->realbus) { |
| 456 | printf("No bus with name %s\n", realbusname); |
| 457 | free(bus); |
| 458 | free(pmdio); |
| 459 | return -1; |
| 460 | } |
| 461 | |
| 462 | pmdio->muxval = muxval; |
| 463 | bus->priv = pmdio; |
| 464 | |
| 465 | return mdio_register(bus); |
| 466 | } |
| 467 | |
| 468 | /* |
| 469 | * Initialize the dpmac_info array. |
| 470 | * |
| 471 | */ |
| 472 | static void initialize_dpmac_to_slot(void) |
| 473 | { |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 474 | struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 475 | u32 serdes1_prtcl, cfg; |
| 476 | |
| 477 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 478 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 479 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 480 | serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg); |
| 481 | |
| 482 | switch (serdes1_prtcl) { |
| 483 | case 0x12: |
| 484 | printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n", |
| 485 | serdes1_prtcl); |
| 486 | lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1; |
| 487 | lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1; |
| 488 | lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1; |
| 489 | lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1; |
| 490 | break; |
| 491 | case 0x15: |
| 492 | case 0x1D: |
| 493 | printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n", |
| 494 | serdes1_prtcl); |
| 495 | lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1; |
| 496 | lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1; |
| 497 | lane_to_slot_fsm1[2] = EMI_NONE; |
| 498 | lane_to_slot_fsm1[3] = EMI_NONE; |
| 499 | break; |
| 500 | case 0x1E: |
| 501 | printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n", |
| 502 | serdes1_prtcl); |
| 503 | lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1; |
| 504 | lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1; |
| 505 | lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1; |
| 506 | lane_to_slot_fsm1[3] = EMI_NONE; |
| 507 | break; |
| 508 | case 0x3A: |
| 509 | printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n", |
| 510 | serdes1_prtcl); |
| 511 | lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1; |
| 512 | lane_to_slot_fsm1[1] = EMI_NONE; |
| 513 | lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1; |
| 514 | lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1; |
| 515 | break; |
| 516 | |
| 517 | default: |
| 518 | printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n", |
| 519 | __func__, serdes1_prtcl); |
| 520 | break; |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | void ls1088a_handle_phy_interface_sgmii(int dpmac_id) |
| 525 | { |
| 526 | struct mii_dev *bus; |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 527 | struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 528 | u32 serdes1_prtcl, cfg; |
| 529 | |
| 530 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 531 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 532 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 533 | serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg); |
| 534 | |
| 535 | int *riser_phy_addr; |
| 536 | char *env_hwconfig = env_get("hwconfig"); |
| 537 | |
| 538 | if (hwconfig_f("xqsgmii", env_hwconfig)) |
| 539 | riser_phy_addr = &xqsgii_riser_phy_addr[0]; |
| 540 | else |
| 541 | riser_phy_addr = &sgmii_riser_phy_addr[0]; |
| 542 | |
| 543 | switch (serdes1_prtcl) { |
| 544 | case 0x12: |
| 545 | case 0x15: |
| 546 | case 0x1E: |
| 547 | case 0x3A: |
| 548 | switch (dpmac_id) { |
| 549 | case 1: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 550 | wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[1]); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 551 | break; |
| 552 | case 2: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 553 | wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[0]); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 554 | break; |
| 555 | case 3: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 556 | wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[3]); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 557 | break; |
| 558 | case 7: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 559 | wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[2]); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 560 | break; |
| 561 | default: |
| 562 | printf("WRIOP: Wrong DPMAC%d set to SGMII", dpmac_id); |
| 563 | break; |
| 564 | } |
| 565 | break; |
| 566 | default: |
| 567 | printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n", |
| 568 | __func__, serdes1_prtcl); |
| 569 | return; |
| 570 | } |
| 571 | dpmac_info[dpmac_id].board_mux = EMI1_SLOT1; |
| 572 | bus = mii_dev_for_muxval(EMI1_SLOT1); |
| 573 | wriop_set_mdio(dpmac_id, bus); |
| 574 | } |
| 575 | |
| 576 | void ls1088a_handle_phy_interface_qsgmii(int dpmac_id) |
| 577 | { |
| 578 | struct mii_dev *bus; |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 579 | struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 580 | u32 serdes1_prtcl, cfg; |
| 581 | |
| 582 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 583 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 584 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 585 | serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg); |
| 586 | |
| 587 | switch (serdes1_prtcl) { |
| 588 | case 0x1D: |
| 589 | case 0x1E: |
| 590 | switch (dpmac_id) { |
| 591 | case 3: |
| 592 | case 4: |
| 593 | case 5: |
| 594 | case 6: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 595 | wriop_set_phy_address(dpmac_id, 0, dpmac_id + 9); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 596 | break; |
| 597 | case 7: |
| 598 | case 8: |
| 599 | case 9: |
| 600 | case 10: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 601 | wriop_set_phy_address(dpmac_id, 0, dpmac_id + 1); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 602 | break; |
| 603 | } |
| 604 | |
| 605 | dpmac_info[dpmac_id].board_mux = EMI1_SLOT1; |
| 606 | bus = mii_dev_for_muxval(EMI1_SLOT1); |
| 607 | wriop_set_mdio(dpmac_id, bus); |
| 608 | break; |
| 609 | default: |
| 610 | printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n", |
| 611 | serdes1_prtcl); |
| 612 | break; |
| 613 | } |
| 614 | } |
| 615 | |
| 616 | void ls1088a_handle_phy_interface_xsgmii(int i) |
| 617 | { |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 618 | struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 619 | u32 serdes1_prtcl, cfg; |
| 620 | |
| 621 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 622 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 623 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 624 | serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg); |
| 625 | |
| 626 | switch (serdes1_prtcl) { |
| 627 | case 0x15: |
| 628 | case 0x1D: |
| 629 | case 0x1E: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 630 | wriop_set_phy_address(i, 0, i + 26); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 631 | ls1088a_qds_enable_SFP_TX(SFP_TX); |
| 632 | break; |
| 633 | default: |
| 634 | printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n", |
| 635 | serdes1_prtcl); |
| 636 | break; |
| 637 | } |
| 638 | } |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 639 | |
| 640 | static void ls1088a_handle_phy_interface_rgmii(int dpmac_id) |
| 641 | { |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 642 | struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR; |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 643 | u32 serdes1_prtcl, cfg; |
| 644 | struct mii_dev *bus; |
| 645 | |
| 646 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 647 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 648 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 649 | serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg); |
| 650 | |
| 651 | switch (dpmac_id) { |
| 652 | case 4: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 653 | wriop_set_phy_address(dpmac_id, 0, RGMII_PHY1_ADDR); |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 654 | dpmac_info[dpmac_id].board_mux = EMI1_RGMII1; |
| 655 | bus = mii_dev_for_muxval(EMI1_RGMII1); |
| 656 | wriop_set_mdio(dpmac_id, bus); |
| 657 | break; |
| 658 | case 5: |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 659 | wriop_set_phy_address(dpmac_id, 0, RGMII_PHY2_ADDR); |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 660 | dpmac_info[dpmac_id].board_mux = EMI1_RGMII2; |
| 661 | bus = mii_dev_for_muxval(EMI1_RGMII2); |
| 662 | wriop_set_mdio(dpmac_id, bus); |
| 663 | break; |
| 664 | default: |
| 665 | printf("qds: WRIOP: Unsupported RGMII SerDes Protocol 0x%02x\n", |
| 666 | serdes1_prtcl); |
| 667 | break; |
| 668 | } |
| 669 | } |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 670 | #endif |
| 671 | |
Masahiro Yamada | f7ed78b | 2020-06-26 15:13:33 +0900 | [diff] [blame] | 672 | int board_eth_init(struct bd_info *bis) |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 673 | { |
| 674 | int error = 0, i; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 675 | #ifdef CONFIG_FSL_MC_ENET |
| 676 | struct memac_mdio_info *memac_mdio0_info; |
| 677 | char *env_hwconfig = env_get("hwconfig"); |
| 678 | |
| 679 | initialize_dpmac_to_slot(); |
| 680 | |
| 681 | memac_mdio0_info = (struct memac_mdio_info *)malloc( |
| 682 | sizeof(struct memac_mdio_info)); |
| 683 | memac_mdio0_info->regs = |
| 684 | (struct memac_mdio_controller *) |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 685 | CFG_SYS_FSL_WRIOP1_MDIO1; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 686 | memac_mdio0_info->name = DEFAULT_WRIOP_MDIO1_NAME; |
| 687 | |
| 688 | /* Register the real MDIO1 bus */ |
| 689 | fm_memac_mdio_init(bis, memac_mdio0_info); |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 690 | /* Register the muxing front-ends to the MDIO buses */ |
| 691 | ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII1); |
| 692 | ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII2); |
| 693 | ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT1); |
| 694 | |
| 695 | for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) { |
| 696 | switch (wriop_get_enet_if(i)) { |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 697 | case PHY_INTERFACE_MODE_RGMII: |
Ashish Kumar | 856c9dc | 2017-10-12 15:21:54 +0530 | [diff] [blame] | 698 | case PHY_INTERFACE_MODE_RGMII_ID: |
Prabhakar Kushwaha | 05f37b0 | 2017-08-31 16:37:32 +0530 | [diff] [blame] | 699 | ls1088a_handle_phy_interface_rgmii(i); |
| 700 | break; |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 701 | case PHY_INTERFACE_MODE_QSGMII: |
| 702 | ls1088a_handle_phy_interface_qsgmii(i); |
| 703 | break; |
| 704 | case PHY_INTERFACE_MODE_SGMII: |
| 705 | ls1088a_handle_phy_interface_sgmii(i); |
| 706 | break; |
| 707 | case PHY_INTERFACE_MODE_XGMII: |
| 708 | ls1088a_handle_phy_interface_xsgmii(i); |
| 709 | break; |
| 710 | default: |
| 711 | break; |
| 712 | |
| 713 | if (i == 16) |
| 714 | i = NUM_WRIOP_PORTS; |
| 715 | } |
| 716 | } |
| 717 | |
Ashish Kumar | 1ef4c77 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 718 | error = cpu_eth_init(bis); |
| 719 | |
| 720 | if (hwconfig_f("xqsgmii", env_hwconfig)) { |
| 721 | for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) { |
| 722 | switch (wriop_get_enet_if(i)) { |
| 723 | case PHY_INTERFACE_MODE_QSGMII: |
| 724 | qsgmii_configure_repeater(i); |
| 725 | break; |
| 726 | case PHY_INTERFACE_MODE_SGMII: |
| 727 | sgmii_configure_repeater(i); |
| 728 | break; |
| 729 | default: |
| 730 | break; |
| 731 | } |
| 732 | |
| 733 | if (i == 16) |
| 734 | i = NUM_WRIOP_PORTS; |
| 735 | } |
| 736 | } |
| 737 | #endif |
| 738 | error = pci_eth_init(bis); |
| 739 | return error; |
| 740 | } |
Ioana Ciornei | 1fbd5a6 | 2020-05-15 09:56:49 +0300 | [diff] [blame] | 741 | #endif // !CONFIG_DM_ETH |
Bogdan Purcareata | 33ba939 | 2017-10-05 06:56:53 +0000 | [diff] [blame] | 742 | |
| 743 | #if defined(CONFIG_RESET_PHY_R) |
| 744 | void reset_phy(void) |
| 745 | { |
| 746 | mc_env_boot(); |
| 747 | } |
| 748 | #endif /* CONFIG_RESET_PHY_R */ |
Ioana Ciornei | 666a2fb | 2020-05-15 09:56:48 +0300 | [diff] [blame] | 749 | |
| 750 | #if defined(CONFIG_DM_ETH) && defined(CONFIG_MULTI_DTB_FIT) |
| 751 | |
| 752 | /* Structure to hold SERDES protocols supported in case of |
| 753 | * CONFIG_DM_ETH enabled (network interfaces are described in the DTS). |
| 754 | * |
| 755 | * @serdes_block: the index of the SERDES block |
| 756 | * @serdes_protocol: the decimal value of the protocol supported |
| 757 | * @dts_needed: DTS notes describing the current configuration are needed |
| 758 | * |
| 759 | * When dts_needed is true, the board_fit_config_name_match() function |
| 760 | * will try to exactly match the current configuration of the block with a DTS |
| 761 | * name provided. |
| 762 | */ |
| 763 | static struct serdes_configuration { |
| 764 | u8 serdes_block; |
| 765 | u32 serdes_protocol; |
| 766 | bool dts_needed; |
| 767 | } supported_protocols[] = { |
| 768 | /* Serdes block #1 */ |
| 769 | {1, 21, true}, |
| 770 | {1, 29, true}, |
| 771 | }; |
| 772 | |
| 773 | #define SUPPORTED_SERDES_PROTOCOLS ARRAY_SIZE(supported_protocols) |
| 774 | |
| 775 | static bool protocol_supported(u8 serdes_block, u32 protocol) |
| 776 | { |
| 777 | struct serdes_configuration serdes_conf; |
| 778 | int i; |
| 779 | |
| 780 | for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) { |
| 781 | serdes_conf = supported_protocols[i]; |
| 782 | if (serdes_conf.serdes_block == serdes_block && |
| 783 | serdes_conf.serdes_protocol == protocol) |
| 784 | return true; |
| 785 | } |
| 786 | |
| 787 | return false; |
| 788 | } |
| 789 | |
| 790 | static void get_str_protocol(u8 serdes_block, u32 protocol, char *str) |
| 791 | { |
| 792 | struct serdes_configuration serdes_conf; |
| 793 | int i; |
| 794 | |
| 795 | for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) { |
| 796 | serdes_conf = supported_protocols[i]; |
| 797 | if (serdes_conf.serdes_block == serdes_block && |
| 798 | serdes_conf.serdes_protocol == protocol) { |
| 799 | if (serdes_conf.dts_needed == true) |
| 800 | sprintf(str, "%u", protocol); |
| 801 | else |
| 802 | sprintf(str, "x"); |
| 803 | return; |
| 804 | } |
| 805 | } |
| 806 | } |
| 807 | |
| 808 | int board_fit_config_name_match(const char *name) |
| 809 | { |
Tom Rini | 376b88a | 2022-10-28 20:27:13 -0400 | [diff] [blame] | 810 | struct ccsr_gur *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR); |
Ioana Ciornei | 666a2fb | 2020-05-15 09:56:48 +0300 | [diff] [blame] | 811 | char expected_dts[100]; |
| 812 | char srds_s1_str[2]; |
| 813 | u32 srds_s1, cfg; |
| 814 | |
| 815 | cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) & |
| 816 | FSL_CHASSIS3_SRDS1_PRTCL_MASK; |
| 817 | cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT; |
| 818 | srds_s1 = serdes_get_number(FSL_SRDS_1, cfg); |
| 819 | |
| 820 | /* Check for supported protocols. The default DTS will be used |
| 821 | * in this case |
| 822 | */ |
| 823 | if (!protocol_supported(1, srds_s1)) |
| 824 | return -1; |
| 825 | |
| 826 | get_str_protocol(1, srds_s1, srds_s1_str); |
| 827 | |
| 828 | sprintf(expected_dts, "fsl-ls1088a-qds-%s-x", srds_s1_str); |
| 829 | |
| 830 | if (!strcmp(name, expected_dts)) |
| 831 | return 0; |
| 832 | |
| 833 | return -1; |
| 834 | } |
| 835 | #endif |