arch/powerpc/cpu/mpc85xx/portals.c

   1 /*
   2  * Copyright 2008-2011 Freescale Semiconductor, Inc.
   3  *
   4  * See file CREDITS for list of people who contributed to this
   5  * project.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of
  10  * the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20  * MA 02111-1307 USA
  21  */
  22
  23 #include <common.h>
  24 #include <libfdt.h>
  25 #include <fdt_support.h>
  26
  27 #include <asm/processor.h>
  28 #include <asm/io.h>
  29
  30 #include <asm/fsl_portals.h>
  31 #include <asm/fsl_liodn.h>
  32
  33 void setup_portals(void)
  34 {
  35         ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_QMAN_ADDR;
  36 #ifdef CONFIG_FSL_CORENET
  37         int i;
  38
  39         for (i = 0; i < CONFIG_SYS_QMAN_NUM_PORTALS; i++) {
  40                 u8 sdest = qp_info[i].sdest;
  41                 u16 fliodn = qp_info[i].fliodn;
  42                 u16 dliodn = qp_info[i].dliodn;
  43                 u16 liodn_off = qp_info[i].liodn_offset;
  44
  45                 out_be32(&qman->qcsp[i].qcsp_lio_cfg, (liodn_off << 16) |
  46                                         dliodn);
  47                 /* set frame liodn */
  48                 out_be32(&qman->qcsp[i].qcsp_io_cfg, (sdest << 16) | fliodn);
  49         }
  50 #endif
  51
  52         /* Set the Qman initiator BAR to match the LAW (for DQRR stashing) */
  53 #ifdef CONFIG_PHYS_64BIT
  54         out_be32(&qman->qcsp_bare, (u32)(CONFIG_SYS_QMAN_MEM_PHYS >> 32));
  55 #endif
  56         out_be32(&qman->qcsp_bar, (u32)CONFIG_SYS_QMAN_MEM_PHYS);
  57 }
  58
  59 /* Update portal containter to match LAW setup of portal in phy map */
  60 void fdt_portal(void *blob, const char *compat, const char *container,
  61                         u64 addr, u32 size)
  62 {
  63         int off;
  64
  65         off = fdt_node_offset_by_compatible(blob, -1, compat);
  66         if (off < 0)
  67                 return ;
  68
  69         off = fdt_parent_offset(blob, off);
  70         /* if non-zero assume we have a container */
  71         if (off > 0) {
  72                 char buf[60];
  73                 const char *p, *name;
  74                 u32 *range;
  75                 int len;
  76
  77                 /* fixup ranges */
  78                 range = fdt_getprop_w(blob, off, "ranges", &len);
  79                 if (range == NULL) {
  80                         printf("ERROR: container for %s has no ranges", compat);
  81                         return ;
  82                 }
  83
  84                 range[0] = 0;
  85                 if (len == 16) {
  86                         range[1] = addr >> 32;
  87                         range[2] = addr & 0xffffffff;
  88                         range[3] = size;
  89                 } else {
  90                         range[1] = addr & 0xffffffff;
  91                         range[2] = size;
  92                 }
  93                 fdt_setprop_inplace(blob, off, "ranges", range, len);
  94
  95                 /* fixup the name */
  96                 name = fdt_get_name(blob, off, &len);
  97                 p = memchr(name, '@', len);
  98
  99                 if (p)
 100                         len = p - name;
 101
 102                 /* if we are given a container name check it
 103                  * against what we found, if it doesnt match exit out */
 104                 if (container && (memcmp(container, name, len))) {
 105                         printf("WARNING: container names didn't match %s %s\n",
 106                                 container, name);
 107                         return ;
 108                 }
 109
 110                 memcpy(&buf, name, len);
 111                 len += sprintf(&buf[len], "@%llx", addr);
 112                 fdt_set_name(blob, off, buf);
 113                 return ;
 114         }
 115
 116         printf("ERROR: %s isn't in a container.  Not supported\n", compat);
 117 }
 118
 119 static int fdt_qportal(void *blob, int off, int id, char *name,
 120                        enum fsl_dpaa_dev dev, int create)
 121 {
 122         int childoff, dev_off, ret = 0;
 123         uint32_t dev_handle;
 124 #ifdef CONFIG_FSL_CORENET
 125         int num;
 126         u32 liodns[2];
 127 #endif
 128
 129         childoff = fdt_subnode_offset(blob, off, name);
 130         if (create) {
 131                 if (childoff <= 0)
 132                         childoff = fdt_add_subnode(blob, off, name);
 133
 134                 if (childoff > 0) {
 135                         char handle[64], *p;
 136
 137                         strncpy(handle, name, sizeof(handle));
 138                         p = strchr(handle, '@');
 139                         if (!strncmp(name, "fman", 4)) {
 140                                 *p = *(p + 1);
 141                                 p++;
 142                         }
 143                         *p = '\0';
 144
 145                         dev_off = fdt_path_offset(blob, handle);
 146                         if (dev_off < 0)
 147                                 return dev_off;
 148
 149                         dev_handle = fdt_get_phandle(blob, dev_off);
 150                         if (dev_handle <= 0) {
 151                                 dev_handle = fdt_alloc_phandle(blob);
 152                                 ret = fdt_set_phandle(blob, dev_off,
 153                                                          dev_handle);
 154                                 if (ret < 0)
 155                                         return ret;
 156                         }
 157
 158                         ret = fdt_setprop(blob, childoff, "dev-handle",
 159                                           &dev_handle, sizeof(dev_handle));
 160                         if (ret < 0)
 161                                 return ret;
 162
 163 #ifdef CONFIG_FSL_CORENET
 164                         num = get_dpaa_liodn(dev, &liodns[0], id);
 165                         ret = fdt_setprop(blob, childoff, "fsl,liodn",
 166                                           &liodns[0], sizeof(u32) * num);
 167                         if (!strncmp(name, "pme", 3)) {
 168                                 u32 pme_rev1, pme_rev2;
 169                                 ccsr_pme_t *pme_regs =
 170                                         (void *)CONFIG_SYS_FSL_CORENET_PME_ADDR;
 171
 172                                 pme_rev1 = in_be32(&pme_regs->pm_ip_rev_1);
 173                                 pme_rev2 = in_be32(&pme_regs->pm_ip_rev_2);
 174                                 ret = fdt_setprop(blob, childoff,
 175                                         "fsl,pme-rev1", &pme_rev1, sizeof(u32));
 176                                 if (ret < 0)
 177                                         return ret;
 178                                 ret = fdt_setprop(blob, childoff,
 179                                         "fsl,pme-rev2", &pme_rev2, sizeof(u32));
 180                         }
 181 #endif
 182                 } else {
 183                         return childoff;
 184                 }
 185         } else {
 186                 if (childoff > 0)
 187                         ret = fdt_del_node(blob, childoff);
 188         }
 189
 190         return ret;
 191 }
 192
 193 void fdt_fixup_qportals(void *blob)
 194 {
 195         int off, err;
 196         unsigned int maj, min;
 197         unsigned int ip_cfg;
 198         ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_QMAN_ADDR;
 199         u32 rev_1 = in_be32(&qman->ip_rev_1);
 200         u32 rev_2 = in_be32(&qman->ip_rev_2);
 201         char compat[64];
 202         int compat_len;
 203
 204         maj = (rev_1 >> 8) & 0xff;
 205         min = rev_1 & 0xff;
 206         ip_cfg = rev_2 & 0xff;
 207
 208         compat_len = sprintf(compat, "fsl,qman-portal-%u.%u.%u",
 209                                         maj, min, ip_cfg) + 1;
 210         compat_len += sprintf(compat + compat_len, "fsl,qman-portal") + 1;
 211
 212         off = fdt_node_offset_by_compatible(blob, -1, "fsl,qman-portal");
 213         while (off != -FDT_ERR_NOTFOUND) {
 214 #ifdef CONFIG_FSL_CORENET
 215                 u32 liodns[2];
 216 #endif
 217                 const int *ci = fdt_getprop(blob, off, "cell-index", NULL);
 218                 int i = *ci;
 219 #ifdef CONFIG_SYS_DPAA_FMAN
 220                 int j;
 221 #endif
 222
 223                 err = fdt_setprop(blob, off, "compatible", compat, compat_len);
 224                 if (err < 0)
 225                         goto err;
 226
 227 #ifdef CONFIG_FSL_CORENET
 228                 liodns[0] = qp_info[i].dliodn;
 229                 liodns[1] = qp_info[i].fliodn;
 230
 231                 err = fdt_setprop(blob, off, "fsl,liodn",
 232                                   &liodns, sizeof(u32) * 2);
 233                 if (err < 0)
 234                         goto err;
 235 #endif
 236
 237                 i++;
 238
 239                 err = fdt_qportal(blob, off, i, "crypto@0", FSL_HW_PORTAL_SEC,
 240                                   IS_E_PROCESSOR(get_svr()));
 241                 if (err < 0)
 242                         goto err;
 243
 244 #ifdef CONFIG_FSL_CORENET
 245 #ifdef CONFIG_SYS_DPAA_PME
 246                 err = fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 1);
 247                 if (err < 0)
 248                         goto err;
 249 #else
 250                 fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 0);
 251 #endif
 252 #endif
 253
 254 #ifdef CONFIG_SYS_DPAA_FMAN
 255                 for (j = 0; j < CONFIG_SYS_NUM_FMAN; j++) {
 256                         char name[] = "fman@0";
 257
 258                         name[sizeof(name) - 2] = '0' + j;
 259                         err = fdt_qportal(blob, off, i, name,
 260                                           FSL_HW_PORTAL_FMAN1 + j, 1);
 261                         if (err < 0)
 262                                 goto err;
 263                 }
 264 #endif
 265 #ifdef CONFIG_SYS_DPAA_RMAN
 266                 err = fdt_qportal(blob, off, i, "rman@0",
 267                                   FSL_HW_PORTAL_RMAN, 1);
 268                 if (err < 0)
 269                         goto err;
 270 #endif
 271
 272 err:
 273                 if (err < 0) {
 274                         printf("ERROR: unable to create props for %s: %s\n",
 275                                 fdt_get_name(blob, off, NULL), fdt_strerror(err));
 276                         return;
 277                 }
 278
 279                 off = fdt_node_offset_by_compatible(blob, off, "fsl,qman-portal");
 280         }
 281 }
 282
 283 void fdt_fixup_bportals(void *blob)
 284 {
 285         int off, err;
 286         unsigned int maj, min;
 287         unsigned int ip_cfg;
 288         ccsr_bman_t *bman = (void *)CONFIG_SYS_FSL_BMAN_ADDR;
 289         u32 rev_1 = in_be32(&bman->ip_rev_1);
 290         u32 rev_2 = in_be32(&bman->ip_rev_2);
 291         char compat[64];
 292         int compat_len;
 293
 294         maj = (rev_1 >> 8) & 0xff;
 295         min = rev_1 & 0xff;
 296
 297         ip_cfg = rev_2 & 0xff;
 298
 299         compat_len = sprintf(compat, "fsl,bman-portal-%u.%u.%u",
 300                                  maj, min, ip_cfg) + 1;
 301         compat_len += sprintf(compat + compat_len, "fsl,bman-portal") + 1;
 302
 303         off = fdt_node_offset_by_compatible(blob, -1, "fsl,bman-portal");
 304         while (off != -FDT_ERR_NOTFOUND) {
 305                 err = fdt_setprop(blob, off, "compatible", compat, compat_len);
 306                 if (err < 0) {
 307                         printf("ERROR: unable to create props for %s: %s\n",
 308                                 fdt_get_name(blob, off, NULL),
 309                                                  fdt_strerror(err));
 310                         return;
 311                 }
 312
 313                 off = fdt_node_offset_by_compatible(blob, off, "fsl,bman-portal");
 314         }
 315
 316 }