Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 2 | /* |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 3 | * Copyright (C) 2006-2011 Freescale Semiconductor, Inc. |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 4 | * |
| 5 | * Dave Liu <daveliu@freescale.com> |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 6 | */ |
| 7 | |
Masahiro Yamada | b5bf5cb | 2016-09-21 11:28:53 +0900 | [diff] [blame] | 8 | #include <common.h> |
| 9 | #include <net.h> |
| 10 | #include <malloc.h> |
Masahiro Yamada | 1221ce4 | 2016-09-21 11:28:55 +0900 | [diff] [blame] | 11 | #include <linux/errno.h> |
Masahiro Yamada | b5bf5cb | 2016-09-21 11:28:53 +0900 | [diff] [blame] | 12 | #include <asm/io.h> |
| 13 | #include <linux/immap_qe.h> |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 14 | #include "uccf.h" |
| 15 | #include "uec.h" |
| 16 | #include "uec_phy.h" |
David Saada | d5d28fe | 2008-03-31 02:37:38 -0700 | [diff] [blame] | 17 | #include "miiphy.h" |
Qianyu Gong | 2459afb | 2016-02-18 13:01:59 +0800 | [diff] [blame] | 18 | #include <fsl_qe.h> |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 19 | #include <phy.h> |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 20 | |
Richard Retanubun | 1a95193 | 2009-07-01 14:03:15 -0400 | [diff] [blame] | 21 | /* Default UTBIPAR SMI address */ |
| 22 | #ifndef CONFIG_UTBIPAR_INIT_TBIPA |
| 23 | #define CONFIG_UTBIPAR_INIT_TBIPA 0x1F |
| 24 | #endif |
| 25 | |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 26 | static uec_info_t uec_info[] = { |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 27 | #ifdef CONFIG_UEC_ETH1 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 28 | STD_UEC_INFO(1), /* UEC1 */ |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 29 | #endif |
| 30 | #ifdef CONFIG_UEC_ETH2 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 31 | STD_UEC_INFO(2), /* UEC2 */ |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 32 | #endif |
Joakim Tjernlund | ccf21c3 | 2007-12-06 16:43:40 +0100 | [diff] [blame] | 33 | #ifdef CONFIG_UEC_ETH3 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 34 | STD_UEC_INFO(3), /* UEC3 */ |
Joakim Tjernlund | ccf21c3 | 2007-12-06 16:43:40 +0100 | [diff] [blame] | 35 | #endif |
David Saada | 2465665 | 2008-01-15 10:40:24 +0200 | [diff] [blame] | 36 | #ifdef CONFIG_UEC_ETH4 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 37 | STD_UEC_INFO(4), /* UEC4 */ |
David Saada | 2465665 | 2008-01-15 10:40:24 +0200 | [diff] [blame] | 38 | #endif |
richardretanubun | c68a05f | 2008-09-29 18:28:23 -0400 | [diff] [blame] | 39 | #ifdef CONFIG_UEC_ETH5 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 40 | STD_UEC_INFO(5), /* UEC5 */ |
richardretanubun | c68a05f | 2008-09-29 18:28:23 -0400 | [diff] [blame] | 41 | #endif |
| 42 | #ifdef CONFIG_UEC_ETH6 |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 43 | STD_UEC_INFO(6), /* UEC6 */ |
richardretanubun | c68a05f | 2008-09-29 18:28:23 -0400 | [diff] [blame] | 44 | #endif |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 45 | #ifdef CONFIG_UEC_ETH7 |
| 46 | STD_UEC_INFO(7), /* UEC7 */ |
Haiying Wang | 7211fbf | 2009-05-21 15:34:14 -0400 | [diff] [blame] | 47 | #endif |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 48 | #ifdef CONFIG_UEC_ETH8 |
| 49 | STD_UEC_INFO(8), /* UEC8 */ |
| 50 | #endif |
richardretanubun | c68a05f | 2008-09-29 18:28:23 -0400 | [diff] [blame] | 51 | }; |
Joakim Tjernlund | ccf21c3 | 2007-12-06 16:43:40 +0100 | [diff] [blame] | 52 | |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 53 | #define MAXCONTROLLERS (8) |
David Saada | d5d28fe | 2008-03-31 02:37:38 -0700 | [diff] [blame] | 54 | |
| 55 | static struct eth_device *devlist[MAXCONTROLLERS]; |
| 56 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 57 | static int uec_mac_enable(uec_private_t *uec, comm_dir_e mode) |
| 58 | { |
| 59 | uec_t *uec_regs; |
| 60 | u32 maccfg1; |
| 61 | |
| 62 | if (!uec) { |
| 63 | printf("%s: uec not initial\n", __FUNCTION__); |
| 64 | return -EINVAL; |
| 65 | } |
| 66 | uec_regs = uec->uec_regs; |
| 67 | |
| 68 | maccfg1 = in_be32(&uec_regs->maccfg1); |
| 69 | |
| 70 | if (mode & COMM_DIR_TX) { |
| 71 | maccfg1 |= MACCFG1_ENABLE_TX; |
| 72 | out_be32(&uec_regs->maccfg1, maccfg1); |
| 73 | uec->mac_tx_enabled = 1; |
| 74 | } |
| 75 | |
| 76 | if (mode & COMM_DIR_RX) { |
| 77 | maccfg1 |= MACCFG1_ENABLE_RX; |
| 78 | out_be32(&uec_regs->maccfg1, maccfg1); |
| 79 | uec->mac_rx_enabled = 1; |
| 80 | } |
| 81 | |
| 82 | return 0; |
| 83 | } |
| 84 | |
| 85 | static int uec_mac_disable(uec_private_t *uec, comm_dir_e mode) |
| 86 | { |
| 87 | uec_t *uec_regs; |
| 88 | u32 maccfg1; |
| 89 | |
| 90 | if (!uec) { |
| 91 | printf("%s: uec not initial\n", __FUNCTION__); |
| 92 | return -EINVAL; |
| 93 | } |
| 94 | uec_regs = uec->uec_regs; |
| 95 | |
| 96 | maccfg1 = in_be32(&uec_regs->maccfg1); |
| 97 | |
| 98 | if (mode & COMM_DIR_TX) { |
| 99 | maccfg1 &= ~MACCFG1_ENABLE_TX; |
| 100 | out_be32(&uec_regs->maccfg1, maccfg1); |
| 101 | uec->mac_tx_enabled = 0; |
| 102 | } |
| 103 | |
| 104 | if (mode & COMM_DIR_RX) { |
| 105 | maccfg1 &= ~MACCFG1_ENABLE_RX; |
| 106 | out_be32(&uec_regs->maccfg1, maccfg1); |
| 107 | uec->mac_rx_enabled = 0; |
| 108 | } |
| 109 | |
| 110 | return 0; |
| 111 | } |
| 112 | |
| 113 | static int uec_graceful_stop_tx(uec_private_t *uec) |
| 114 | { |
| 115 | ucc_fast_t *uf_regs; |
| 116 | u32 cecr_subblock; |
| 117 | u32 ucce; |
| 118 | |
| 119 | if (!uec || !uec->uccf) { |
| 120 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 121 | return -EINVAL; |
| 122 | } |
| 123 | |
| 124 | uf_regs = uec->uccf->uf_regs; |
| 125 | |
| 126 | /* Clear the grace stop event */ |
| 127 | out_be32(&uf_regs->ucce, UCCE_GRA); |
| 128 | |
| 129 | /* Issue host command */ |
| 130 | cecr_subblock = |
| 131 | ucc_fast_get_qe_cr_subblock(uec->uec_info->uf_info.ucc_num); |
| 132 | qe_issue_cmd(QE_GRACEFUL_STOP_TX, cecr_subblock, |
| 133 | (u8)QE_CR_PROTOCOL_ETHERNET, 0); |
| 134 | |
| 135 | /* Wait for command to complete */ |
| 136 | do { |
| 137 | ucce = in_be32(&uf_regs->ucce); |
| 138 | } while (! (ucce & UCCE_GRA)); |
| 139 | |
| 140 | uec->grace_stopped_tx = 1; |
| 141 | |
| 142 | return 0; |
| 143 | } |
| 144 | |
| 145 | static int uec_graceful_stop_rx(uec_private_t *uec) |
| 146 | { |
| 147 | u32 cecr_subblock; |
| 148 | u8 ack; |
| 149 | |
| 150 | if (!uec) { |
| 151 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 152 | return -EINVAL; |
| 153 | } |
| 154 | |
| 155 | if (!uec->p_rx_glbl_pram) { |
| 156 | printf("%s: No init rx global parameter\n", __FUNCTION__); |
| 157 | return -EINVAL; |
| 158 | } |
| 159 | |
| 160 | /* Clear acknowledge bit */ |
| 161 | ack = uec->p_rx_glbl_pram->rxgstpack; |
| 162 | ack &= ~GRACEFUL_STOP_ACKNOWLEDGE_RX; |
| 163 | uec->p_rx_glbl_pram->rxgstpack = ack; |
| 164 | |
| 165 | /* Keep issuing cmd and checking ack bit until it is asserted */ |
| 166 | do { |
| 167 | /* Issue host command */ |
| 168 | cecr_subblock = |
| 169 | ucc_fast_get_qe_cr_subblock(uec->uec_info->uf_info.ucc_num); |
| 170 | qe_issue_cmd(QE_GRACEFUL_STOP_RX, cecr_subblock, |
| 171 | (u8)QE_CR_PROTOCOL_ETHERNET, 0); |
| 172 | ack = uec->p_rx_glbl_pram->rxgstpack; |
| 173 | } while (! (ack & GRACEFUL_STOP_ACKNOWLEDGE_RX )); |
| 174 | |
| 175 | uec->grace_stopped_rx = 1; |
| 176 | |
| 177 | return 0; |
| 178 | } |
| 179 | |
| 180 | static int uec_restart_tx(uec_private_t *uec) |
| 181 | { |
| 182 | u32 cecr_subblock; |
| 183 | |
| 184 | if (!uec || !uec->uec_info) { |
| 185 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 186 | return -EINVAL; |
| 187 | } |
| 188 | |
| 189 | cecr_subblock = |
| 190 | ucc_fast_get_qe_cr_subblock(uec->uec_info->uf_info.ucc_num); |
| 191 | qe_issue_cmd(QE_RESTART_TX, cecr_subblock, |
| 192 | (u8)QE_CR_PROTOCOL_ETHERNET, 0); |
| 193 | |
| 194 | uec->grace_stopped_tx = 0; |
| 195 | |
| 196 | return 0; |
| 197 | } |
| 198 | |
| 199 | static int uec_restart_rx(uec_private_t *uec) |
| 200 | { |
| 201 | u32 cecr_subblock; |
| 202 | |
| 203 | if (!uec || !uec->uec_info) { |
| 204 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 205 | return -EINVAL; |
| 206 | } |
| 207 | |
| 208 | cecr_subblock = |
| 209 | ucc_fast_get_qe_cr_subblock(uec->uec_info->uf_info.ucc_num); |
| 210 | qe_issue_cmd(QE_RESTART_RX, cecr_subblock, |
| 211 | (u8)QE_CR_PROTOCOL_ETHERNET, 0); |
| 212 | |
| 213 | uec->grace_stopped_rx = 0; |
| 214 | |
| 215 | return 0; |
| 216 | } |
| 217 | |
| 218 | static int uec_open(uec_private_t *uec, comm_dir_e mode) |
| 219 | { |
| 220 | ucc_fast_private_t *uccf; |
| 221 | |
| 222 | if (!uec || !uec->uccf) { |
| 223 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 224 | return -EINVAL; |
| 225 | } |
| 226 | uccf = uec->uccf; |
| 227 | |
| 228 | /* check if the UCC number is in range. */ |
| 229 | if (uec->uec_info->uf_info.ucc_num >= UCC_MAX_NUM) { |
| 230 | printf("%s: ucc_num out of range.\n", __FUNCTION__); |
| 231 | return -EINVAL; |
| 232 | } |
| 233 | |
| 234 | /* Enable MAC */ |
| 235 | uec_mac_enable(uec, mode); |
| 236 | |
| 237 | /* Enable UCC fast */ |
| 238 | ucc_fast_enable(uccf, mode); |
| 239 | |
| 240 | /* RISC microcode start */ |
| 241 | if ((mode & COMM_DIR_TX) && uec->grace_stopped_tx) { |
| 242 | uec_restart_tx(uec); |
| 243 | } |
| 244 | if ((mode & COMM_DIR_RX) && uec->grace_stopped_rx) { |
| 245 | uec_restart_rx(uec); |
| 246 | } |
| 247 | |
| 248 | return 0; |
| 249 | } |
| 250 | |
| 251 | static int uec_stop(uec_private_t *uec, comm_dir_e mode) |
| 252 | { |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 253 | if (!uec || !uec->uccf) { |
| 254 | printf("%s: No handle passed.\n", __FUNCTION__); |
| 255 | return -EINVAL; |
| 256 | } |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 257 | |
| 258 | /* check if the UCC number is in range. */ |
| 259 | if (uec->uec_info->uf_info.ucc_num >= UCC_MAX_NUM) { |
| 260 | printf("%s: ucc_num out of range.\n", __FUNCTION__); |
| 261 | return -EINVAL; |
| 262 | } |
| 263 | /* Stop any transmissions */ |
| 264 | if ((mode & COMM_DIR_TX) && !uec->grace_stopped_tx) { |
| 265 | uec_graceful_stop_tx(uec); |
| 266 | } |
| 267 | /* Stop any receptions */ |
| 268 | if ((mode & COMM_DIR_RX) && !uec->grace_stopped_rx) { |
| 269 | uec_graceful_stop_rx(uec); |
| 270 | } |
| 271 | |
| 272 | /* Disable the UCC fast */ |
| 273 | ucc_fast_disable(uec->uccf, mode); |
| 274 | |
| 275 | /* Disable the MAC */ |
| 276 | uec_mac_disable(uec, mode); |
| 277 | |
| 278 | return 0; |
| 279 | } |
| 280 | |
| 281 | static int uec_set_mac_duplex(uec_private_t *uec, int duplex) |
| 282 | { |
| 283 | uec_t *uec_regs; |
| 284 | u32 maccfg2; |
| 285 | |
| 286 | if (!uec) { |
| 287 | printf("%s: uec not initial\n", __FUNCTION__); |
| 288 | return -EINVAL; |
| 289 | } |
| 290 | uec_regs = uec->uec_regs; |
| 291 | |
| 292 | if (duplex == DUPLEX_HALF) { |
| 293 | maccfg2 = in_be32(&uec_regs->maccfg2); |
| 294 | maccfg2 &= ~MACCFG2_FDX; |
| 295 | out_be32(&uec_regs->maccfg2, maccfg2); |
| 296 | } |
| 297 | |
| 298 | if (duplex == DUPLEX_FULL) { |
| 299 | maccfg2 = in_be32(&uec_regs->maccfg2); |
| 300 | maccfg2 |= MACCFG2_FDX; |
| 301 | out_be32(&uec_regs->maccfg2, maccfg2); |
| 302 | } |
| 303 | |
| 304 | return 0; |
| 305 | } |
| 306 | |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 307 | static int uec_set_mac_if_mode(uec_private_t *uec, |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 308 | phy_interface_t if_mode, int speed) |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 309 | { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 310 | phy_interface_t enet_if_mode; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 311 | uec_t *uec_regs; |
| 312 | u32 upsmr; |
| 313 | u32 maccfg2; |
| 314 | |
| 315 | if (!uec) { |
| 316 | printf("%s: uec not initial\n", __FUNCTION__); |
| 317 | return -EINVAL; |
| 318 | } |
| 319 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 320 | uec_regs = uec->uec_regs; |
| 321 | enet_if_mode = if_mode; |
| 322 | |
| 323 | maccfg2 = in_be32(&uec_regs->maccfg2); |
| 324 | maccfg2 &= ~MACCFG2_INTERFACE_MODE_MASK; |
| 325 | |
| 326 | upsmr = in_be32(&uec->uccf->uf_regs->upsmr); |
| 327 | upsmr &= ~(UPSMR_RPM | UPSMR_TBIM | UPSMR_R10M | UPSMR_RMM); |
| 328 | |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 329 | switch (speed) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 330 | case SPEED_10: |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 331 | maccfg2 |= MACCFG2_INTERFACE_MODE_NIBBLE; |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 332 | switch (enet_if_mode) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 333 | case PHY_INTERFACE_MODE_MII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 334 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 335 | case PHY_INTERFACE_MODE_RGMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 336 | upsmr |= (UPSMR_RPM | UPSMR_R10M); |
| 337 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 338 | case PHY_INTERFACE_MODE_RMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 339 | upsmr |= (UPSMR_R10M | UPSMR_RMM); |
| 340 | break; |
| 341 | default: |
| 342 | return -EINVAL; |
| 343 | break; |
| 344 | } |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 345 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 346 | case SPEED_100: |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 347 | maccfg2 |= MACCFG2_INTERFACE_MODE_NIBBLE; |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 348 | switch (enet_if_mode) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 349 | case PHY_INTERFACE_MODE_MII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 350 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 351 | case PHY_INTERFACE_MODE_RGMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 352 | upsmr |= UPSMR_RPM; |
| 353 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 354 | case PHY_INTERFACE_MODE_RMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 355 | upsmr |= UPSMR_RMM; |
| 356 | break; |
| 357 | default: |
| 358 | return -EINVAL; |
| 359 | break; |
| 360 | } |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 361 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 362 | case SPEED_1000: |
Haiying Wang | e8efef7 | 2009-06-04 16:12:42 -0400 | [diff] [blame] | 363 | maccfg2 |= MACCFG2_INTERFACE_MODE_BYTE; |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 364 | switch (enet_if_mode) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 365 | case PHY_INTERFACE_MODE_GMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 366 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 367 | case PHY_INTERFACE_MODE_TBI: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 368 | upsmr |= UPSMR_TBIM; |
| 369 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 370 | case PHY_INTERFACE_MODE_RTBI: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 371 | upsmr |= (UPSMR_RPM | UPSMR_TBIM); |
| 372 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 373 | case PHY_INTERFACE_MODE_RGMII_RXID: |
| 374 | case PHY_INTERFACE_MODE_RGMII_TXID: |
| 375 | case PHY_INTERFACE_MODE_RGMII_ID: |
| 376 | case PHY_INTERFACE_MODE_RGMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 377 | upsmr |= UPSMR_RPM; |
| 378 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 379 | case PHY_INTERFACE_MODE_SGMII: |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 380 | upsmr |= UPSMR_SGMM; |
| 381 | break; |
| 382 | default: |
| 383 | return -EINVAL; |
| 384 | break; |
| 385 | } |
Haiying Wang | e8efef7 | 2009-06-04 16:12:42 -0400 | [diff] [blame] | 386 | break; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 387 | default: |
| 388 | return -EINVAL; |
| 389 | break; |
| 390 | } |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 391 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 392 | out_be32(&uec_regs->maccfg2, maccfg2); |
| 393 | out_be32(&uec->uccf->uf_regs->upsmr, upsmr); |
| 394 | |
| 395 | return 0; |
| 396 | } |
| 397 | |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 398 | static int init_mii_management_configuration(uec_mii_t *uec_mii_regs) |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 399 | { |
| 400 | uint timeout = 0x1000; |
| 401 | u32 miimcfg = 0; |
| 402 | |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 403 | miimcfg = in_be32(&uec_mii_regs->miimcfg); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 404 | miimcfg |= MIIMCFG_MNGMNT_CLC_DIV_INIT_VALUE; |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 405 | out_be32(&uec_mii_regs->miimcfg, miimcfg); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 406 | |
| 407 | /* Wait until the bus is free */ |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 408 | while ((in_be32(&uec_mii_regs->miimcfg) & MIIMIND_BUSY) && timeout--); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 409 | if (timeout <= 0) { |
| 410 | printf("%s: The MII Bus is stuck!", __FUNCTION__); |
| 411 | return -ETIMEDOUT; |
| 412 | } |
| 413 | |
| 414 | return 0; |
| 415 | } |
| 416 | |
| 417 | static int init_phy(struct eth_device *dev) |
| 418 | { |
| 419 | uec_private_t *uec; |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 420 | uec_mii_t *umii_regs; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 421 | struct uec_mii_info *mii_info; |
| 422 | struct phy_info *curphy; |
| 423 | int err; |
| 424 | |
| 425 | uec = (uec_private_t *)dev->priv; |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 426 | umii_regs = uec->uec_mii_regs; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 427 | |
| 428 | uec->oldlink = 0; |
| 429 | uec->oldspeed = 0; |
| 430 | uec->oldduplex = -1; |
| 431 | |
| 432 | mii_info = malloc(sizeof(*mii_info)); |
| 433 | if (!mii_info) { |
| 434 | printf("%s: Could not allocate mii_info", dev->name); |
| 435 | return -ENOMEM; |
| 436 | } |
| 437 | memset(mii_info, 0, sizeof(*mii_info)); |
| 438 | |
Dave Liu | 24c3aca | 2006-12-07 21:13:15 +0800 | [diff] [blame] | 439 | if (uec->uec_info->uf_info.eth_type == GIGA_ETH) { |
| 440 | mii_info->speed = SPEED_1000; |
| 441 | } else { |
| 442 | mii_info->speed = SPEED_100; |
| 443 | } |
| 444 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 445 | mii_info->duplex = DUPLEX_FULL; |
| 446 | mii_info->pause = 0; |
| 447 | mii_info->link = 1; |
| 448 | |
| 449 | mii_info->advertising = (ADVERTISED_10baseT_Half | |
| 450 | ADVERTISED_10baseT_Full | |
| 451 | ADVERTISED_100baseT_Half | |
| 452 | ADVERTISED_100baseT_Full | |
| 453 | ADVERTISED_1000baseT_Full); |
| 454 | mii_info->autoneg = 1; |
| 455 | mii_info->mii_id = uec->uec_info->phy_address; |
| 456 | mii_info->dev = dev; |
| 457 | |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 458 | mii_info->mdio_read = &uec_read_phy_reg; |
| 459 | mii_info->mdio_write = &uec_write_phy_reg; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 460 | |
| 461 | uec->mii_info = mii_info; |
| 462 | |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 463 | qe_set_mii_clk_src(uec->uec_info->uf_info.ucc_num); |
| 464 | |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 465 | if (init_mii_management_configuration(umii_regs)) { |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 466 | printf("%s: The MII Bus is stuck!", dev->name); |
| 467 | err = -1; |
| 468 | goto bus_fail; |
| 469 | } |
| 470 | |
| 471 | /* get info for this PHY */ |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 472 | curphy = uec_get_phy_info(uec->mii_info); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 473 | if (!curphy) { |
| 474 | printf("%s: No PHY found", dev->name); |
| 475 | err = -1; |
| 476 | goto no_phy; |
| 477 | } |
| 478 | |
| 479 | mii_info->phyinfo = curphy; |
| 480 | |
| 481 | /* Run the commands which initialize the PHY */ |
| 482 | if (curphy->init) { |
| 483 | err = curphy->init(uec->mii_info); |
| 484 | if (err) |
| 485 | goto phy_init_fail; |
| 486 | } |
| 487 | |
| 488 | return 0; |
| 489 | |
| 490 | phy_init_fail: |
| 491 | no_phy: |
| 492 | bus_fail: |
| 493 | free(mii_info); |
| 494 | return err; |
| 495 | } |
| 496 | |
| 497 | static void adjust_link(struct eth_device *dev) |
| 498 | { |
| 499 | uec_private_t *uec = (uec_private_t *)dev->priv; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 500 | struct uec_mii_info *mii_info = uec->mii_info; |
| 501 | |
| 502 | extern void change_phy_interface_mode(struct eth_device *dev, |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 503 | phy_interface_t mode, int speed); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 504 | |
| 505 | if (mii_info->link) { |
| 506 | /* Now we make sure that we can be in full duplex mode. |
| 507 | * If not, we operate in half-duplex mode. */ |
| 508 | if (mii_info->duplex != uec->oldduplex) { |
| 509 | if (!(mii_info->duplex)) { |
| 510 | uec_set_mac_duplex(uec, DUPLEX_HALF); |
| 511 | printf("%s: Half Duplex\n", dev->name); |
| 512 | } else { |
| 513 | uec_set_mac_duplex(uec, DUPLEX_FULL); |
| 514 | printf("%s: Full Duplex\n", dev->name); |
| 515 | } |
| 516 | uec->oldduplex = mii_info->duplex; |
| 517 | } |
| 518 | |
| 519 | if (mii_info->speed != uec->oldspeed) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 520 | phy_interface_t mode = |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 521 | uec->uec_info->enet_interface_type; |
Dave Liu | 24c3aca | 2006-12-07 21:13:15 +0800 | [diff] [blame] | 522 | if (uec->uec_info->uf_info.eth_type == GIGA_ETH) { |
| 523 | switch (mii_info->speed) { |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 524 | case SPEED_1000: |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 525 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 526 | case SPEED_100: |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 527 | printf ("switching to rgmii 100\n"); |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 528 | mode = PHY_INTERFACE_MODE_RGMII; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 529 | break; |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 530 | case SPEED_10: |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 531 | printf ("switching to rgmii 10\n"); |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 532 | mode = PHY_INTERFACE_MODE_RGMII; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 533 | break; |
| 534 | default: |
| 535 | printf("%s: Ack,Speed(%d)is illegal\n", |
| 536 | dev->name, mii_info->speed); |
| 537 | break; |
Dave Liu | 24c3aca | 2006-12-07 21:13:15 +0800 | [diff] [blame] | 538 | } |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 539 | } |
| 540 | |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 541 | /* change phy */ |
| 542 | change_phy_interface_mode(dev, mode, mii_info->speed); |
| 543 | /* change the MAC interface mode */ |
| 544 | uec_set_mac_if_mode(uec, mode, mii_info->speed); |
| 545 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 546 | printf("%s: Speed %dBT\n", dev->name, mii_info->speed); |
| 547 | uec->oldspeed = mii_info->speed; |
| 548 | } |
| 549 | |
| 550 | if (!uec->oldlink) { |
| 551 | printf("%s: Link is up\n", dev->name); |
| 552 | uec->oldlink = 1; |
| 553 | } |
| 554 | |
| 555 | } else { /* if (mii_info->link) */ |
| 556 | if (uec->oldlink) { |
| 557 | printf("%s: Link is down\n", dev->name); |
| 558 | uec->oldlink = 0; |
| 559 | uec->oldspeed = 0; |
| 560 | uec->oldduplex = -1; |
| 561 | } |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | static void phy_change(struct eth_device *dev) |
| 566 | { |
| 567 | uec_private_t *uec = (uec_private_t *)dev->priv; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 568 | |
York Sun | 4167a67 | 2016-11-18 11:05:38 -0800 | [diff] [blame] | 569 | #if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025) |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 570 | ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| 571 | |
| 572 | /* QE9 and QE12 need to be set for enabling QE MII managment signals */ |
| 573 | setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE9); |
| 574 | setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12); |
| 575 | #endif |
| 576 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 577 | /* Update the link, speed, duplex */ |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 578 | uec->mii_info->phyinfo->read_status(uec->mii_info); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 579 | |
York Sun | 4167a67 | 2016-11-18 11:05:38 -0800 | [diff] [blame] | 580 | #if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025) |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 581 | /* |
| 582 | * QE12 is muxed with LBCTL, it needs to be released for enabling |
| 583 | * LBCTL signal for LBC usage. |
| 584 | */ |
| 585 | clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12); |
| 586 | #endif |
| 587 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 588 | /* Adjust the interface according to speed */ |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 589 | adjust_link(dev); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 590 | } |
| 591 | |
Richard Retanubun | 23c34af | 2009-06-17 16:00:41 -0400 | [diff] [blame] | 592 | #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 593 | |
| 594 | /* |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 595 | * Find a device index from the devlist by name |
| 596 | * |
| 597 | * Returns: |
| 598 | * The index where the device is located, -1 on error |
| 599 | */ |
Mike Frysinger | 5700bb6 | 2010-07-27 18:35:08 -0400 | [diff] [blame] | 600 | static int uec_miiphy_find_dev_by_name(const char *devname) |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 601 | { |
| 602 | int i; |
| 603 | |
| 604 | for (i = 0; i < MAXCONTROLLERS; i++) { |
| 605 | if (strncmp(devname, devlist[i]->name, strlen(devname)) == 0) { |
| 606 | break; |
| 607 | } |
| 608 | } |
| 609 | |
| 610 | /* If device cannot be found, returns -1 */ |
| 611 | if (i == MAXCONTROLLERS) { |
| 612 | debug ("%s: device %s not found in devlist\n", __FUNCTION__, devname); |
| 613 | i = -1; |
| 614 | } |
| 615 | |
| 616 | return i; |
| 617 | } |
| 618 | |
| 619 | /* |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 620 | * Read a MII PHY register. |
| 621 | * |
| 622 | * Returns: |
| 623 | * 0 on success |
| 624 | */ |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 625 | static int uec_miiphy_read(struct mii_dev *bus, int addr, int devad, int reg) |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 626 | { |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 627 | unsigned short value = 0; |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 628 | int devindex = 0; |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 629 | |
Joe Hershberger | 875e0bc | 2016-08-08 11:28:40 -0500 | [diff] [blame] | 630 | if (bus->name == NULL) { |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 631 | debug("%s: NULL pointer given\n", __FUNCTION__); |
| 632 | } else { |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 633 | devindex = uec_miiphy_find_dev_by_name(bus->name); |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 634 | if (devindex >= 0) { |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 635 | value = uec_read_phy_reg(devlist[devindex], addr, reg); |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 636 | } |
| 637 | } |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 638 | return value; |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 639 | } |
| 640 | |
| 641 | /* |
| 642 | * Write a MII PHY register. |
| 643 | * |
| 644 | * Returns: |
| 645 | * 0 on success |
| 646 | */ |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 647 | static int uec_miiphy_write(struct mii_dev *bus, int addr, int devad, int reg, |
| 648 | u16 value) |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 649 | { |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 650 | int devindex = 0; |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 651 | |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 652 | if (bus->name == NULL) { |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 653 | debug("%s: NULL pointer given\n", __FUNCTION__); |
| 654 | } else { |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 655 | devindex = uec_miiphy_find_dev_by_name(bus->name); |
richardretanubun | 0115b19 | 2008-09-26 08:59:12 -0400 | [diff] [blame] | 656 | if (devindex >= 0) { |
| 657 | uec_write_phy_reg(devlist[devindex], addr, reg, value); |
| 658 | } |
| 659 | } |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 660 | return 0; |
| 661 | } |
Ben Warren | d9d78ee | 2008-08-07 23:26:35 -0700 | [diff] [blame] | 662 | #endif |
| 663 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 664 | static int uec_set_mac_address(uec_private_t *uec, u8 *mac_addr) |
| 665 | { |
| 666 | uec_t *uec_regs; |
| 667 | u32 mac_addr1; |
| 668 | u32 mac_addr2; |
| 669 | |
| 670 | if (!uec) { |
| 671 | printf("%s: uec not initial\n", __FUNCTION__); |
| 672 | return -EINVAL; |
| 673 | } |
| 674 | |
| 675 | uec_regs = uec->uec_regs; |
| 676 | |
| 677 | /* if a station address of 0x12345678ABCD, perform a write to |
| 678 | MACSTNADDR1 of 0xCDAB7856, |
| 679 | MACSTNADDR2 of 0x34120000 */ |
| 680 | |
| 681 | mac_addr1 = (mac_addr[5] << 24) | (mac_addr[4] << 16) | \ |
| 682 | (mac_addr[3] << 8) | (mac_addr[2]); |
| 683 | out_be32(&uec_regs->macstnaddr1, mac_addr1); |
| 684 | |
| 685 | mac_addr2 = ((mac_addr[1] << 24) | (mac_addr[0] << 16)) & 0xffff0000; |
| 686 | out_be32(&uec_regs->macstnaddr2, mac_addr2); |
| 687 | |
| 688 | return 0; |
| 689 | } |
| 690 | |
| 691 | static int uec_convert_threads_num(uec_num_of_threads_e threads_num, |
| 692 | int *threads_num_ret) |
| 693 | { |
| 694 | int num_threads_numerica; |
| 695 | |
| 696 | switch (threads_num) { |
| 697 | case UEC_NUM_OF_THREADS_1: |
| 698 | num_threads_numerica = 1; |
| 699 | break; |
| 700 | case UEC_NUM_OF_THREADS_2: |
| 701 | num_threads_numerica = 2; |
| 702 | break; |
| 703 | case UEC_NUM_OF_THREADS_4: |
| 704 | num_threads_numerica = 4; |
| 705 | break; |
| 706 | case UEC_NUM_OF_THREADS_6: |
| 707 | num_threads_numerica = 6; |
| 708 | break; |
| 709 | case UEC_NUM_OF_THREADS_8: |
| 710 | num_threads_numerica = 8; |
| 711 | break; |
| 712 | default: |
| 713 | printf("%s: Bad number of threads value.", |
| 714 | __FUNCTION__); |
| 715 | return -EINVAL; |
| 716 | } |
| 717 | |
| 718 | *threads_num_ret = num_threads_numerica; |
| 719 | |
| 720 | return 0; |
| 721 | } |
| 722 | |
| 723 | static void uec_init_tx_parameter(uec_private_t *uec, int num_threads_tx) |
| 724 | { |
| 725 | uec_info_t *uec_info; |
| 726 | u32 end_bd; |
| 727 | u8 bmrx = 0; |
| 728 | int i; |
| 729 | |
| 730 | uec_info = uec->uec_info; |
| 731 | |
| 732 | /* Alloc global Tx parameter RAM page */ |
| 733 | uec->tx_glbl_pram_offset = qe_muram_alloc( |
| 734 | sizeof(uec_tx_global_pram_t), |
| 735 | UEC_TX_GLOBAL_PRAM_ALIGNMENT); |
| 736 | uec->p_tx_glbl_pram = (uec_tx_global_pram_t *) |
| 737 | qe_muram_addr(uec->tx_glbl_pram_offset); |
| 738 | |
| 739 | /* Zero the global Tx prameter RAM */ |
| 740 | memset(uec->p_tx_glbl_pram, 0, sizeof(uec_tx_global_pram_t)); |
| 741 | |
| 742 | /* Init global Tx parameter RAM */ |
| 743 | |
| 744 | /* TEMODER, RMON statistics disable, one Tx queue */ |
| 745 | out_be16(&uec->p_tx_glbl_pram->temoder, TEMODER_INIT_VALUE); |
| 746 | |
| 747 | /* SQPTR */ |
| 748 | uec->send_q_mem_reg_offset = qe_muram_alloc( |
| 749 | sizeof(uec_send_queue_qd_t), |
| 750 | UEC_SEND_QUEUE_QUEUE_DESCRIPTOR_ALIGNMENT); |
| 751 | uec->p_send_q_mem_reg = (uec_send_queue_mem_region_t *) |
| 752 | qe_muram_addr(uec->send_q_mem_reg_offset); |
| 753 | out_be32(&uec->p_tx_glbl_pram->sqptr, uec->send_q_mem_reg_offset); |
| 754 | |
| 755 | /* Setup the table with TxBDs ring */ |
| 756 | end_bd = (u32)uec->p_tx_bd_ring + (uec_info->tx_bd_ring_len - 1) |
| 757 | * SIZEOFBD; |
| 758 | out_be32(&uec->p_send_q_mem_reg->sqqd[0].bd_ring_base, |
| 759 | (u32)(uec->p_tx_bd_ring)); |
| 760 | out_be32(&uec->p_send_q_mem_reg->sqqd[0].last_bd_completed_address, |
| 761 | end_bd); |
| 762 | |
| 763 | /* Scheduler Base Pointer, we have only one Tx queue, no need it */ |
| 764 | out_be32(&uec->p_tx_glbl_pram->schedulerbasepointer, 0); |
| 765 | |
| 766 | /* TxRMON Base Pointer, TxRMON disable, we don't need it */ |
| 767 | out_be32(&uec->p_tx_glbl_pram->txrmonbaseptr, 0); |
| 768 | |
| 769 | /* TSTATE, global snooping, big endian, the CSB bus selected */ |
| 770 | bmrx = BMR_INIT_VALUE; |
| 771 | out_be32(&uec->p_tx_glbl_pram->tstate, ((u32)(bmrx) << BMR_SHIFT)); |
| 772 | |
| 773 | /* IPH_Offset */ |
| 774 | for (i = 0; i < MAX_IPH_OFFSET_ENTRY; i++) { |
| 775 | out_8(&uec->p_tx_glbl_pram->iphoffset[i], 0); |
| 776 | } |
| 777 | |
| 778 | /* VTAG table */ |
| 779 | for (i = 0; i < UEC_TX_VTAG_TABLE_ENTRY_MAX; i++) { |
| 780 | out_be32(&uec->p_tx_glbl_pram->vtagtable[i], 0); |
| 781 | } |
| 782 | |
| 783 | /* TQPTR */ |
| 784 | uec->thread_dat_tx_offset = qe_muram_alloc( |
| 785 | num_threads_tx * sizeof(uec_thread_data_tx_t) + |
| 786 | 32 *(num_threads_tx == 1), UEC_THREAD_DATA_ALIGNMENT); |
| 787 | |
| 788 | uec->p_thread_data_tx = (uec_thread_data_tx_t *) |
| 789 | qe_muram_addr(uec->thread_dat_tx_offset); |
| 790 | out_be32(&uec->p_tx_glbl_pram->tqptr, uec->thread_dat_tx_offset); |
| 791 | } |
| 792 | |
| 793 | static void uec_init_rx_parameter(uec_private_t *uec, int num_threads_rx) |
| 794 | { |
| 795 | u8 bmrx = 0; |
| 796 | int i; |
| 797 | uec_82xx_address_filtering_pram_t *p_af_pram; |
| 798 | |
| 799 | /* Allocate global Rx parameter RAM page */ |
| 800 | uec->rx_glbl_pram_offset = qe_muram_alloc( |
| 801 | sizeof(uec_rx_global_pram_t), UEC_RX_GLOBAL_PRAM_ALIGNMENT); |
| 802 | uec->p_rx_glbl_pram = (uec_rx_global_pram_t *) |
| 803 | qe_muram_addr(uec->rx_glbl_pram_offset); |
| 804 | |
| 805 | /* Zero Global Rx parameter RAM */ |
| 806 | memset(uec->p_rx_glbl_pram, 0, sizeof(uec_rx_global_pram_t)); |
| 807 | |
| 808 | /* Init global Rx parameter RAM */ |
| 809 | /* REMODER, Extended feature mode disable, VLAN disable, |
| 810 | LossLess flow control disable, Receive firmware statisic disable, |
| 811 | Extended address parsing mode disable, One Rx queues, |
| 812 | Dynamic maximum/minimum frame length disable, IP checksum check |
| 813 | disable, IP address alignment disable |
| 814 | */ |
| 815 | out_be32(&uec->p_rx_glbl_pram->remoder, REMODER_INIT_VALUE); |
| 816 | |
| 817 | /* RQPTR */ |
| 818 | uec->thread_dat_rx_offset = qe_muram_alloc( |
| 819 | num_threads_rx * sizeof(uec_thread_data_rx_t), |
| 820 | UEC_THREAD_DATA_ALIGNMENT); |
| 821 | uec->p_thread_data_rx = (uec_thread_data_rx_t *) |
| 822 | qe_muram_addr(uec->thread_dat_rx_offset); |
| 823 | out_be32(&uec->p_rx_glbl_pram->rqptr, uec->thread_dat_rx_offset); |
| 824 | |
| 825 | /* Type_or_Len */ |
| 826 | out_be16(&uec->p_rx_glbl_pram->typeorlen, 3072); |
| 827 | |
| 828 | /* RxRMON base pointer, we don't need it */ |
| 829 | out_be32(&uec->p_rx_glbl_pram->rxrmonbaseptr, 0); |
| 830 | |
| 831 | /* IntCoalescingPTR, we don't need it, no interrupt */ |
| 832 | out_be32(&uec->p_rx_glbl_pram->intcoalescingptr, 0); |
| 833 | |
| 834 | /* RSTATE, global snooping, big endian, the CSB bus selected */ |
| 835 | bmrx = BMR_INIT_VALUE; |
| 836 | out_8(&uec->p_rx_glbl_pram->rstate, bmrx); |
| 837 | |
| 838 | /* MRBLR */ |
| 839 | out_be16(&uec->p_rx_glbl_pram->mrblr, MAX_RXBUF_LEN); |
| 840 | |
| 841 | /* RBDQPTR */ |
| 842 | uec->rx_bd_qs_tbl_offset = qe_muram_alloc( |
| 843 | sizeof(uec_rx_bd_queues_entry_t) + \ |
| 844 | sizeof(uec_rx_prefetched_bds_t), |
| 845 | UEC_RX_BD_QUEUES_ALIGNMENT); |
| 846 | uec->p_rx_bd_qs_tbl = (uec_rx_bd_queues_entry_t *) |
| 847 | qe_muram_addr(uec->rx_bd_qs_tbl_offset); |
| 848 | |
| 849 | /* Zero it */ |
| 850 | memset(uec->p_rx_bd_qs_tbl, 0, sizeof(uec_rx_bd_queues_entry_t) + \ |
| 851 | sizeof(uec_rx_prefetched_bds_t)); |
| 852 | out_be32(&uec->p_rx_glbl_pram->rbdqptr, uec->rx_bd_qs_tbl_offset); |
| 853 | out_be32(&uec->p_rx_bd_qs_tbl->externalbdbaseptr, |
| 854 | (u32)uec->p_rx_bd_ring); |
| 855 | |
| 856 | /* MFLR */ |
| 857 | out_be16(&uec->p_rx_glbl_pram->mflr, MAX_FRAME_LEN); |
| 858 | /* MINFLR */ |
| 859 | out_be16(&uec->p_rx_glbl_pram->minflr, MIN_FRAME_LEN); |
| 860 | /* MAXD1 */ |
| 861 | out_be16(&uec->p_rx_glbl_pram->maxd1, MAX_DMA1_LEN); |
| 862 | /* MAXD2 */ |
| 863 | out_be16(&uec->p_rx_glbl_pram->maxd2, MAX_DMA2_LEN); |
| 864 | /* ECAM_PTR */ |
| 865 | out_be32(&uec->p_rx_glbl_pram->ecamptr, 0); |
| 866 | /* L2QT */ |
| 867 | out_be32(&uec->p_rx_glbl_pram->l2qt, 0); |
| 868 | /* L3QT */ |
| 869 | for (i = 0; i < 8; i++) { |
| 870 | out_be32(&uec->p_rx_glbl_pram->l3qt[i], 0); |
| 871 | } |
| 872 | |
| 873 | /* VLAN_TYPE */ |
| 874 | out_be16(&uec->p_rx_glbl_pram->vlantype, 0x8100); |
| 875 | /* TCI */ |
| 876 | out_be16(&uec->p_rx_glbl_pram->vlantci, 0); |
| 877 | |
| 878 | /* Clear PQ2 style address filtering hash table */ |
| 879 | p_af_pram = (uec_82xx_address_filtering_pram_t *) \ |
| 880 | uec->p_rx_glbl_pram->addressfiltering; |
| 881 | |
| 882 | p_af_pram->iaddr_h = 0; |
| 883 | p_af_pram->iaddr_l = 0; |
| 884 | p_af_pram->gaddr_h = 0; |
| 885 | p_af_pram->gaddr_l = 0; |
| 886 | } |
| 887 | |
| 888 | static int uec_issue_init_enet_rxtx_cmd(uec_private_t *uec, |
| 889 | int thread_tx, int thread_rx) |
| 890 | { |
| 891 | uec_init_cmd_pram_t *p_init_enet_param; |
| 892 | u32 init_enet_param_offset; |
| 893 | uec_info_t *uec_info; |
| 894 | int i; |
| 895 | int snum; |
| 896 | u32 init_enet_offset; |
| 897 | u32 entry_val; |
| 898 | u32 command; |
| 899 | u32 cecr_subblock; |
| 900 | |
| 901 | uec_info = uec->uec_info; |
| 902 | |
| 903 | /* Allocate init enet command parameter */ |
| 904 | uec->init_enet_param_offset = qe_muram_alloc( |
| 905 | sizeof(uec_init_cmd_pram_t), 4); |
| 906 | init_enet_param_offset = uec->init_enet_param_offset; |
| 907 | uec->p_init_enet_param = (uec_init_cmd_pram_t *) |
| 908 | qe_muram_addr(uec->init_enet_param_offset); |
| 909 | |
| 910 | /* Zero init enet command struct */ |
| 911 | memset((void *)uec->p_init_enet_param, 0, sizeof(uec_init_cmd_pram_t)); |
| 912 | |
| 913 | /* Init the command struct */ |
| 914 | p_init_enet_param = uec->p_init_enet_param; |
| 915 | p_init_enet_param->resinit0 = ENET_INIT_PARAM_MAGIC_RES_INIT0; |
| 916 | p_init_enet_param->resinit1 = ENET_INIT_PARAM_MAGIC_RES_INIT1; |
| 917 | p_init_enet_param->resinit2 = ENET_INIT_PARAM_MAGIC_RES_INIT2; |
| 918 | p_init_enet_param->resinit3 = ENET_INIT_PARAM_MAGIC_RES_INIT3; |
| 919 | p_init_enet_param->resinit4 = ENET_INIT_PARAM_MAGIC_RES_INIT4; |
| 920 | p_init_enet_param->largestexternallookupkeysize = 0; |
| 921 | |
| 922 | p_init_enet_param->rgftgfrxglobal |= ((u32)uec_info->num_threads_rx) |
| 923 | << ENET_INIT_PARAM_RGF_SHIFT; |
| 924 | p_init_enet_param->rgftgfrxglobal |= ((u32)uec_info->num_threads_tx) |
| 925 | << ENET_INIT_PARAM_TGF_SHIFT; |
| 926 | |
| 927 | /* Init Rx global parameter pointer */ |
| 928 | p_init_enet_param->rgftgfrxglobal |= uec->rx_glbl_pram_offset | |
Haiying Wang | 52d6ad5 | 2009-05-21 15:32:13 -0400 | [diff] [blame] | 929 | (u32)uec_info->risc_rx; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 930 | |
| 931 | /* Init Rx threads */ |
| 932 | for (i = 0; i < (thread_rx + 1); i++) { |
| 933 | if ((snum = qe_get_snum()) < 0) { |
| 934 | printf("%s can not get snum\n", __FUNCTION__); |
| 935 | return -ENOMEM; |
| 936 | } |
| 937 | |
| 938 | if (i==0) { |
| 939 | init_enet_offset = 0; |
| 940 | } else { |
| 941 | init_enet_offset = qe_muram_alloc( |
| 942 | sizeof(uec_thread_rx_pram_t), |
| 943 | UEC_THREAD_RX_PRAM_ALIGNMENT); |
| 944 | } |
| 945 | |
| 946 | entry_val = ((u32)snum << ENET_INIT_PARAM_SNUM_SHIFT) | |
Haiying Wang | 52d6ad5 | 2009-05-21 15:32:13 -0400 | [diff] [blame] | 947 | init_enet_offset | (u32)uec_info->risc_rx; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 948 | p_init_enet_param->rxthread[i] = entry_val; |
| 949 | } |
| 950 | |
| 951 | /* Init Tx global parameter pointer */ |
| 952 | p_init_enet_param->txglobal = uec->tx_glbl_pram_offset | |
Haiying Wang | 52d6ad5 | 2009-05-21 15:32:13 -0400 | [diff] [blame] | 953 | (u32)uec_info->risc_tx; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 954 | |
| 955 | /* Init Tx threads */ |
| 956 | for (i = 0; i < thread_tx; i++) { |
| 957 | if ((snum = qe_get_snum()) < 0) { |
| 958 | printf("%s can not get snum\n", __FUNCTION__); |
| 959 | return -ENOMEM; |
| 960 | } |
| 961 | |
| 962 | init_enet_offset = qe_muram_alloc(sizeof(uec_thread_tx_pram_t), |
| 963 | UEC_THREAD_TX_PRAM_ALIGNMENT); |
| 964 | |
| 965 | entry_val = ((u32)snum << ENET_INIT_PARAM_SNUM_SHIFT) | |
Haiying Wang | 52d6ad5 | 2009-05-21 15:32:13 -0400 | [diff] [blame] | 966 | init_enet_offset | (u32)uec_info->risc_tx; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 967 | p_init_enet_param->txthread[i] = entry_val; |
| 968 | } |
| 969 | |
| 970 | __asm__ __volatile__("sync"); |
| 971 | |
| 972 | /* Issue QE command */ |
| 973 | command = QE_INIT_TX_RX; |
| 974 | cecr_subblock = ucc_fast_get_qe_cr_subblock( |
| 975 | uec->uec_info->uf_info.ucc_num); |
| 976 | qe_issue_cmd(command, cecr_subblock, (u8) QE_CR_PROTOCOL_ETHERNET, |
| 977 | init_enet_param_offset); |
| 978 | |
| 979 | return 0; |
| 980 | } |
| 981 | |
| 982 | static int uec_startup(uec_private_t *uec) |
| 983 | { |
| 984 | uec_info_t *uec_info; |
| 985 | ucc_fast_info_t *uf_info; |
| 986 | ucc_fast_private_t *uccf; |
| 987 | ucc_fast_t *uf_regs; |
| 988 | uec_t *uec_regs; |
| 989 | int num_threads_tx; |
| 990 | int num_threads_rx; |
| 991 | u32 utbipar; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 992 | u32 length; |
| 993 | u32 align; |
| 994 | qe_bd_t *bd; |
| 995 | u8 *buf; |
| 996 | int i; |
| 997 | |
| 998 | if (!uec || !uec->uec_info) { |
| 999 | printf("%s: uec or uec_info not initial\n", __FUNCTION__); |
| 1000 | return -EINVAL; |
| 1001 | } |
| 1002 | |
| 1003 | uec_info = uec->uec_info; |
| 1004 | uf_info = &(uec_info->uf_info); |
| 1005 | |
| 1006 | /* Check if Rx BD ring len is illegal */ |
| 1007 | if ((uec_info->rx_bd_ring_len < UEC_RX_BD_RING_SIZE_MIN) || \ |
| 1008 | (uec_info->rx_bd_ring_len % UEC_RX_BD_RING_SIZE_ALIGNMENT)) { |
| 1009 | printf("%s: Rx BD ring len must be multiple of 4, and > 8.\n", |
| 1010 | __FUNCTION__); |
| 1011 | return -EINVAL; |
| 1012 | } |
| 1013 | |
| 1014 | /* Check if Tx BD ring len is illegal */ |
| 1015 | if (uec_info->tx_bd_ring_len < UEC_TX_BD_RING_SIZE_MIN) { |
| 1016 | printf("%s: Tx BD ring length must not be smaller than 2.\n", |
| 1017 | __FUNCTION__); |
| 1018 | return -EINVAL; |
| 1019 | } |
| 1020 | |
| 1021 | /* Check if MRBLR is illegal */ |
| 1022 | if ((MAX_RXBUF_LEN == 0) || (MAX_RXBUF_LEN % UEC_MRBLR_ALIGNMENT)) { |
| 1023 | printf("%s: max rx buffer length must be mutliple of 128.\n", |
| 1024 | __FUNCTION__); |
| 1025 | return -EINVAL; |
| 1026 | } |
| 1027 | |
| 1028 | /* Both Rx and Tx are stopped */ |
| 1029 | uec->grace_stopped_rx = 1; |
| 1030 | uec->grace_stopped_tx = 1; |
| 1031 | |
| 1032 | /* Init UCC fast */ |
| 1033 | if (ucc_fast_init(uf_info, &uccf)) { |
| 1034 | printf("%s: failed to init ucc fast\n", __FUNCTION__); |
| 1035 | return -ENOMEM; |
| 1036 | } |
| 1037 | |
| 1038 | /* Save uccf */ |
| 1039 | uec->uccf = uccf; |
| 1040 | |
| 1041 | /* Convert the Tx threads number */ |
| 1042 | if (uec_convert_threads_num(uec_info->num_threads_tx, |
| 1043 | &num_threads_tx)) { |
| 1044 | return -EINVAL; |
| 1045 | } |
| 1046 | |
| 1047 | /* Convert the Rx threads number */ |
| 1048 | if (uec_convert_threads_num(uec_info->num_threads_rx, |
| 1049 | &num_threads_rx)) { |
| 1050 | return -EINVAL; |
| 1051 | } |
| 1052 | |
| 1053 | uf_regs = uccf->uf_regs; |
| 1054 | |
| 1055 | /* UEC register is following UCC fast registers */ |
| 1056 | uec_regs = (uec_t *)(&uf_regs->ucc_eth); |
| 1057 | |
| 1058 | /* Save the UEC register pointer to UEC private struct */ |
| 1059 | uec->uec_regs = uec_regs; |
| 1060 | |
| 1061 | /* Init UPSMR, enable hardware statistics (UCC) */ |
| 1062 | out_be32(&uec->uccf->uf_regs->upsmr, UPSMR_INIT_VALUE); |
| 1063 | |
| 1064 | /* Init MACCFG1, flow control disable, disable Tx and Rx */ |
| 1065 | out_be32(&uec_regs->maccfg1, MACCFG1_INIT_VALUE); |
| 1066 | |
| 1067 | /* Init MACCFG2, length check, MAC PAD and CRC enable */ |
| 1068 | out_be32(&uec_regs->maccfg2, MACCFG2_INIT_VALUE); |
| 1069 | |
| 1070 | /* Setup MAC interface mode */ |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 1071 | uec_set_mac_if_mode(uec, uec_info->enet_interface_type, uec_info->speed); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1072 | |
Andy Fleming | da9d461 | 2007-08-14 00:14:25 -0500 | [diff] [blame] | 1073 | /* Setup MII management base */ |
| 1074 | #ifndef CONFIG_eTSEC_MDIO_BUS |
| 1075 | uec->uec_mii_regs = (uec_mii_t *)(&uec_regs->miimcfg); |
| 1076 | #else |
| 1077 | uec->uec_mii_regs = (uec_mii_t *) CONFIG_MIIM_ADDRESS; |
| 1078 | #endif |
| 1079 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1080 | /* Setup MII master clock source */ |
| 1081 | qe_set_mii_clk_src(uec_info->uf_info.ucc_num); |
| 1082 | |
| 1083 | /* Setup UTBIPAR */ |
| 1084 | utbipar = in_be32(&uec_regs->utbipar); |
| 1085 | utbipar &= ~UTBIPAR_PHY_ADDRESS_MASK; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1086 | |
Richard Retanubun | 1a95193 | 2009-07-01 14:03:15 -0400 | [diff] [blame] | 1087 | /* Initialize UTBIPAR address to CONFIG_UTBIPAR_INIT_TBIPA for ALL UEC. |
| 1088 | * This frees up the remaining SMI addresses for use. |
| 1089 | */ |
| 1090 | utbipar |= CONFIG_UTBIPAR_INIT_TBIPA << UTBIPAR_PHY_ADDRESS_SHIFT; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1091 | out_be32(&uec_regs->utbipar, utbipar); |
| 1092 | |
Haiying Wang | e8efef7 | 2009-06-04 16:12:42 -0400 | [diff] [blame] | 1093 | /* Configure the TBI for SGMII operation */ |
Andy Fleming | 865ff85 | 2011-04-13 00:37:12 -0500 | [diff] [blame] | 1094 | if ((uec->uec_info->enet_interface_type == PHY_INTERFACE_MODE_SGMII) && |
| 1095 | (uec->uec_info->speed == SPEED_1000)) { |
Haiying Wang | e8efef7 | 2009-06-04 16:12:42 -0400 | [diff] [blame] | 1096 | uec_write_phy_reg(uec->dev, uec_regs->utbipar, |
| 1097 | ENET_TBI_MII_ANA, TBIANA_SETTINGS); |
| 1098 | |
| 1099 | uec_write_phy_reg(uec->dev, uec_regs->utbipar, |
| 1100 | ENET_TBI_MII_TBICON, TBICON_CLK_SELECT); |
| 1101 | |
| 1102 | uec_write_phy_reg(uec->dev, uec_regs->utbipar, |
| 1103 | ENET_TBI_MII_CR, TBICR_SETTINGS); |
| 1104 | } |
| 1105 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1106 | /* Allocate Tx BDs */ |
| 1107 | length = ((uec_info->tx_bd_ring_len * SIZEOFBD) / |
| 1108 | UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT) * |
| 1109 | UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT; |
| 1110 | if ((uec_info->tx_bd_ring_len * SIZEOFBD) % |
| 1111 | UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT) { |
| 1112 | length += UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT; |
| 1113 | } |
| 1114 | |
| 1115 | align = UEC_TX_BD_RING_ALIGNMENT; |
| 1116 | uec->tx_bd_ring_offset = (u32)malloc((u32)(length + align)); |
| 1117 | if (uec->tx_bd_ring_offset != 0) { |
| 1118 | uec->p_tx_bd_ring = (u8 *)((uec->tx_bd_ring_offset + align) |
| 1119 | & ~(align - 1)); |
| 1120 | } |
| 1121 | |
| 1122 | /* Zero all of Tx BDs */ |
| 1123 | memset((void *)(uec->tx_bd_ring_offset), 0, length + align); |
| 1124 | |
| 1125 | /* Allocate Rx BDs */ |
| 1126 | length = uec_info->rx_bd_ring_len * SIZEOFBD; |
| 1127 | align = UEC_RX_BD_RING_ALIGNMENT; |
| 1128 | uec->rx_bd_ring_offset = (u32)(malloc((u32)(length + align))); |
| 1129 | if (uec->rx_bd_ring_offset != 0) { |
| 1130 | uec->p_rx_bd_ring = (u8 *)((uec->rx_bd_ring_offset + align) |
| 1131 | & ~(align - 1)); |
| 1132 | } |
| 1133 | |
| 1134 | /* Zero all of Rx BDs */ |
| 1135 | memset((void *)(uec->rx_bd_ring_offset), 0, length + align); |
| 1136 | |
| 1137 | /* Allocate Rx buffer */ |
| 1138 | length = uec_info->rx_bd_ring_len * MAX_RXBUF_LEN; |
| 1139 | align = UEC_RX_DATA_BUF_ALIGNMENT; |
| 1140 | uec->rx_buf_offset = (u32)malloc(length + align); |
| 1141 | if (uec->rx_buf_offset != 0) { |
| 1142 | uec->p_rx_buf = (u8 *)((uec->rx_buf_offset + align) |
| 1143 | & ~(align - 1)); |
| 1144 | } |
| 1145 | |
| 1146 | /* Zero all of the Rx buffer */ |
| 1147 | memset((void *)(uec->rx_buf_offset), 0, length + align); |
| 1148 | |
| 1149 | /* Init TxBD ring */ |
| 1150 | bd = (qe_bd_t *)uec->p_tx_bd_ring; |
| 1151 | uec->txBd = bd; |
| 1152 | |
| 1153 | for (i = 0; i < uec_info->tx_bd_ring_len; i++) { |
| 1154 | BD_DATA_CLEAR(bd); |
| 1155 | BD_STATUS_SET(bd, 0); |
| 1156 | BD_LENGTH_SET(bd, 0); |
| 1157 | bd ++; |
| 1158 | } |
| 1159 | BD_STATUS_SET((--bd), TxBD_WRAP); |
| 1160 | |
| 1161 | /* Init RxBD ring */ |
| 1162 | bd = (qe_bd_t *)uec->p_rx_bd_ring; |
| 1163 | uec->rxBd = bd; |
| 1164 | buf = uec->p_rx_buf; |
| 1165 | for (i = 0; i < uec_info->rx_bd_ring_len; i++) { |
| 1166 | BD_DATA_SET(bd, buf); |
| 1167 | BD_LENGTH_SET(bd, 0); |
| 1168 | BD_STATUS_SET(bd, RxBD_EMPTY); |
| 1169 | buf += MAX_RXBUF_LEN; |
| 1170 | bd ++; |
| 1171 | } |
| 1172 | BD_STATUS_SET((--bd), RxBD_WRAP | RxBD_EMPTY); |
| 1173 | |
| 1174 | /* Init global Tx parameter RAM */ |
| 1175 | uec_init_tx_parameter(uec, num_threads_tx); |
| 1176 | |
| 1177 | /* Init global Rx parameter RAM */ |
| 1178 | uec_init_rx_parameter(uec, num_threads_rx); |
| 1179 | |
| 1180 | /* Init ethernet Tx and Rx parameter command */ |
| 1181 | if (uec_issue_init_enet_rxtx_cmd(uec, num_threads_tx, |
| 1182 | num_threads_rx)) { |
| 1183 | printf("%s issue init enet cmd failed\n", __FUNCTION__); |
| 1184 | return -ENOMEM; |
| 1185 | } |
| 1186 | |
| 1187 | return 0; |
| 1188 | } |
| 1189 | |
| 1190 | static int uec_init(struct eth_device* dev, bd_t *bd) |
| 1191 | { |
| 1192 | uec_private_t *uec; |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1193 | int err, i; |
| 1194 | struct phy_info *curphy; |
York Sun | 4167a67 | 2016-11-18 11:05:38 -0800 | [diff] [blame] | 1195 | #if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025) |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 1196 | ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| 1197 | #endif |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1198 | |
| 1199 | uec = (uec_private_t *)dev->priv; |
| 1200 | |
| 1201 | if (uec->the_first_run == 0) { |
York Sun | 4167a67 | 2016-11-18 11:05:38 -0800 | [diff] [blame] | 1202 | #if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025) |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 1203 | /* QE9 and QE12 need to be set for enabling QE MII managment signals */ |
| 1204 | setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE9); |
| 1205 | setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12); |
| 1206 | #endif |
| 1207 | |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1208 | err = init_phy(dev); |
| 1209 | if (err) { |
| 1210 | printf("%s: Cannot initialize PHY, aborting.\n", |
| 1211 | dev->name); |
| 1212 | return err; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1213 | } |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1214 | |
| 1215 | curphy = uec->mii_info->phyinfo; |
| 1216 | |
| 1217 | if (curphy->config_aneg) { |
| 1218 | err = curphy->config_aneg(uec->mii_info); |
| 1219 | if (err) { |
| 1220 | printf("%s: Can't negotiate PHY\n", dev->name); |
| 1221 | return err; |
| 1222 | } |
| 1223 | } |
| 1224 | |
| 1225 | /* Give PHYs up to 5 sec to report a link */ |
| 1226 | i = 50; |
| 1227 | do { |
| 1228 | err = curphy->read_status(uec->mii_info); |
Joakim Tjernlund | bd6c25a | 2010-08-11 11:44:21 +0200 | [diff] [blame] | 1229 | if (!(((i-- > 0) && !uec->mii_info->link) || err)) |
| 1230 | break; |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1231 | udelay(100000); |
Joakim Tjernlund | bd6c25a | 2010-08-11 11:44:21 +0200 | [diff] [blame] | 1232 | } while (1); |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1233 | |
York Sun | 4167a67 | 2016-11-18 11:05:38 -0800 | [diff] [blame] | 1234 | #if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025) |
Haiying Wang | a52d2f8 | 2011-02-11 01:25:30 -0600 | [diff] [blame] | 1235 | /* QE12 needs to be released for enabling LBCTL signal*/ |
| 1236 | clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12); |
| 1237 | #endif |
| 1238 | |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1239 | if (err || i <= 0) |
| 1240 | printf("warning: %s: timeout on PHY link\n", dev->name); |
| 1241 | |
Heiko Schocher | 582c55a | 2010-01-20 09:04:28 +0100 | [diff] [blame] | 1242 | adjust_link(dev); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1243 | uec->the_first_run = 1; |
| 1244 | } |
| 1245 | |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1246 | /* Set up the MAC address */ |
| 1247 | if (dev->enetaddr[0] & 0x01) { |
| 1248 | printf("%s: MacAddress is multcast address\n", |
| 1249 | __FUNCTION__); |
| 1250 | return -1; |
| 1251 | } |
| 1252 | uec_set_mac_address(uec, dev->enetaddr); |
| 1253 | |
| 1254 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1255 | err = uec_open(uec, COMM_DIR_RX_AND_TX); |
| 1256 | if (err) { |
| 1257 | printf("%s: cannot enable UEC device\n", dev->name); |
Ben Warren | 422b1a0 | 2008-01-09 18:15:53 -0500 | [diff] [blame] | 1258 | return -1; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1259 | } |
| 1260 | |
Kim Phillips | ee62ed3 | 2008-01-15 14:11:00 -0600 | [diff] [blame] | 1261 | phy_change(dev); |
| 1262 | |
Ben Warren | 422b1a0 | 2008-01-09 18:15:53 -0500 | [diff] [blame] | 1263 | return (uec->mii_info->link ? 0 : -1); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1264 | } |
| 1265 | |
| 1266 | static void uec_halt(struct eth_device* dev) |
| 1267 | { |
| 1268 | uec_private_t *uec = (uec_private_t *)dev->priv; |
| 1269 | uec_stop(uec, COMM_DIR_RX_AND_TX); |
| 1270 | } |
| 1271 | |
Joe Hershberger | 7ae84d5 | 2012-05-22 07:56:21 +0000 | [diff] [blame] | 1272 | static int uec_send(struct eth_device *dev, void *buf, int len) |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1273 | { |
| 1274 | uec_private_t *uec; |
| 1275 | ucc_fast_private_t *uccf; |
| 1276 | volatile qe_bd_t *bd; |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1277 | u16 status; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1278 | int i; |
| 1279 | int result = 0; |
| 1280 | |
| 1281 | uec = (uec_private_t *)dev->priv; |
| 1282 | uccf = uec->uccf; |
| 1283 | bd = uec->txBd; |
| 1284 | |
| 1285 | /* Find an empty TxBD */ |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1286 | for (i = 0; bd->status & TxBD_READY; i++) { |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1287 | if (i > 0x100000) { |
| 1288 | printf("%s: tx buffer not ready\n", dev->name); |
| 1289 | return result; |
| 1290 | } |
| 1291 | } |
| 1292 | |
| 1293 | /* Init TxBD */ |
| 1294 | BD_DATA_SET(bd, buf); |
| 1295 | BD_LENGTH_SET(bd, len); |
Emilian Medve | a28899c | 2007-01-30 16:14:50 -0600 | [diff] [blame] | 1296 | status = bd->status; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1297 | status &= BD_WRAP; |
| 1298 | status |= (TxBD_READY | TxBD_LAST); |
| 1299 | BD_STATUS_SET(bd, status); |
| 1300 | |
| 1301 | /* Tell UCC to transmit the buffer */ |
| 1302 | ucc_fast_transmit_on_demand(uccf); |
| 1303 | |
| 1304 | /* Wait for buffer to be transmitted */ |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1305 | for (i = 0; bd->status & TxBD_READY; i++) { |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1306 | if (i > 0x100000) { |
| 1307 | printf("%s: tx error\n", dev->name); |
| 1308 | return result; |
| 1309 | } |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1310 | } |
| 1311 | |
| 1312 | /* Ok, the buffer be transimitted */ |
| 1313 | BD_ADVANCE(bd, status, uec->p_tx_bd_ring); |
| 1314 | uec->txBd = bd; |
| 1315 | result = 1; |
| 1316 | |
| 1317 | return result; |
| 1318 | } |
| 1319 | |
| 1320 | static int uec_recv(struct eth_device* dev) |
| 1321 | { |
| 1322 | uec_private_t *uec = dev->priv; |
| 1323 | volatile qe_bd_t *bd; |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1324 | u16 status; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1325 | u16 len; |
| 1326 | u8 *data; |
| 1327 | |
| 1328 | bd = uec->rxBd; |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1329 | status = bd->status; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1330 | |
| 1331 | while (!(status & RxBD_EMPTY)) { |
| 1332 | if (!(status & RxBD_ERROR)) { |
| 1333 | data = BD_DATA(bd); |
| 1334 | len = BD_LENGTH(bd); |
Joe Hershberger | 1fd92db | 2015-04-08 01:41:06 -0500 | [diff] [blame] | 1335 | net_process_received_packet(data, len); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1336 | } else { |
| 1337 | printf("%s: Rx error\n", dev->name); |
| 1338 | } |
| 1339 | status &= BD_CLEAN; |
| 1340 | BD_LENGTH_SET(bd, 0); |
| 1341 | BD_STATUS_SET(bd, status | RxBD_EMPTY); |
| 1342 | BD_ADVANCE(bd, status, uec->p_rx_bd_ring); |
Dave Liu | ddd0249 | 2006-12-06 11:38:17 +0800 | [diff] [blame] | 1343 | status = bd->status; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1344 | } |
| 1345 | uec->rxBd = bd; |
| 1346 | |
| 1347 | return 1; |
| 1348 | } |
| 1349 | |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 1350 | int uec_initialize(bd_t *bis, uec_info_t *uec_info) |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1351 | { |
| 1352 | struct eth_device *dev; |
| 1353 | int i; |
| 1354 | uec_private_t *uec; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1355 | int err; |
| 1356 | |
| 1357 | dev = (struct eth_device *)malloc(sizeof(struct eth_device)); |
| 1358 | if (!dev) |
| 1359 | return 0; |
| 1360 | memset(dev, 0, sizeof(struct eth_device)); |
| 1361 | |
| 1362 | /* Allocate the UEC private struct */ |
| 1363 | uec = (uec_private_t *)malloc(sizeof(uec_private_t)); |
| 1364 | if (!uec) { |
| 1365 | return -ENOMEM; |
| 1366 | } |
| 1367 | memset(uec, 0, sizeof(uec_private_t)); |
| 1368 | |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 1369 | /* Adjust uec_info */ |
| 1370 | #if (MAX_QE_RISC == 4) |
| 1371 | uec_info->risc_tx = QE_RISC_ALLOCATION_FOUR_RISCS; |
| 1372 | uec_info->risc_rx = QE_RISC_ALLOCATION_FOUR_RISCS; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1373 | #endif |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1374 | |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 1375 | devlist[uec_info->uf_info.ucc_num] = dev; |
David Saada | d5d28fe | 2008-03-31 02:37:38 -0700 | [diff] [blame] | 1376 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1377 | uec->uec_info = uec_info; |
Haiying Wang | e8efef7 | 2009-06-04 16:12:42 -0400 | [diff] [blame] | 1378 | uec->dev = dev; |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1379 | |
Kim Phillips | 78b7a8e | 2010-07-26 18:34:57 -0500 | [diff] [blame] | 1380 | sprintf(dev->name, "UEC%d", uec_info->uf_info.ucc_num); |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1381 | dev->iobase = 0; |
| 1382 | dev->priv = (void *)uec; |
| 1383 | dev->init = uec_init; |
| 1384 | dev->halt = uec_halt; |
| 1385 | dev->send = uec_send; |
| 1386 | dev->recv = uec_recv; |
| 1387 | |
| 1388 | /* Clear the ethnet address */ |
| 1389 | for (i = 0; i < 6; i++) |
| 1390 | dev->enetaddr[i] = 0; |
| 1391 | |
| 1392 | eth_register(dev); |
| 1393 | |
| 1394 | err = uec_startup(uec); |
| 1395 | if (err) { |
| 1396 | printf("%s: Cannot configure net device, aborting.",dev->name); |
| 1397 | return err; |
| 1398 | } |
| 1399 | |
Richard Retanubun | 23c34af | 2009-06-17 16:00:41 -0400 | [diff] [blame] | 1400 | #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) |
Joe Hershberger | 5a49f17 | 2016-08-08 11:28:38 -0500 | [diff] [blame] | 1401 | int retval; |
| 1402 | struct mii_dev *mdiodev = mdio_alloc(); |
| 1403 | if (!mdiodev) |
| 1404 | return -ENOMEM; |
| 1405 | strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN); |
| 1406 | mdiodev->read = uec_miiphy_read; |
| 1407 | mdiodev->write = uec_miiphy_write; |
| 1408 | |
| 1409 | retval = mdio_register(mdiodev); |
| 1410 | if (retval < 0) |
| 1411 | return retval; |
David Saada | d5d28fe | 2008-03-31 02:37:38 -0700 | [diff] [blame] | 1412 | #endif |
| 1413 | |
Dave Liu | 7737d5c | 2006-11-03 12:11:15 -0600 | [diff] [blame] | 1414 | return 1; |
| 1415 | } |
Haiying Wang | 8e55258 | 2009-06-04 16:12:41 -0400 | [diff] [blame] | 1416 | |
| 1417 | int uec_eth_init(bd_t *bis, uec_info_t *uecs, int num) |
| 1418 | { |
| 1419 | int i; |
| 1420 | |
| 1421 | for (i = 0; i < num; i++) |
| 1422 | uec_initialize(bis, &uecs[i]); |
| 1423 | |
| 1424 | return 0; |
| 1425 | } |
| 1426 | |
| 1427 | int uec_standard_init(bd_t *bis) |
| 1428 | { |
| 1429 | return uec_eth_init(bis, uec_info, ARRAY_SIZE(uec_info)); |
| 1430 | } |