common/socinfo.c

   1 /*
   2  * K3 SoC detection and helper apis
   3  *
   4  * Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com/
   5  *      Lokesh Vutla <lokeshvutla@ti.com>
   6  *
   7  *  Redistribution and use in source and binary forms, with or without
   8  *  modification, are permitted provided that the following conditions
   9  *  are met:
  10  *
  11  *    Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  *
  14  *    Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the
  17  *    distribution.
  18  *
  19  *    Neither the name of Texas Instruments Incorporated nor the names of
  20  *    its contributors may be used to endorse or promote products derived
  21  *    from this software without specific prior written permission.
  22  *
  23  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  24  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  25  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  26  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  27  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  28  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  29  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  */
  35
  36 #include <socinfo.h>
  37 #include <mmio.h>
  38 #include <string.h>
  39 #include <sec_proxy.h>
  40 #include <soc/am65x/am65x_host_info.h>
  41 #include <soc/am65x/am65x_sec_proxy_info.h>
  42 #include <soc/am65x/am65x_processors_info.h>
  43 #include <soc/am65x/am65x_devices_info.h>
  44 #include <soc/am65x/am65x_clocks_info.h>
  45 #include <soc/am65x/am65x_rm_info.h>
  46 #include <soc/am65x_sr2/am65x_sr2_host_info.h>
  47 #include <soc/am65x_sr2/am65x_sr2_sec_proxy_info.h>
  48 #include <soc/am65x_sr2/am65x_sr2_processors_info.h>
  49 #include <soc/am65x_sr2/am65x_sr2_devices_info.h>
  50 #include <soc/am65x_sr2/am65x_sr2_clocks_info.h>
  51 #include <soc/am65x_sr2/am65x_sr2_rm_info.h>
  52 #include <soc/j721e/j721e_host_info.h>
  53 #include <soc/j721e/j721e_sec_proxy_info.h>
  54 #include <soc/j721e/j721e_processors_info.h>
  55 #include <soc/j721e/j721e_devices_info.h>
  56 #include <soc/j721e/j721e_clocks_info.h>
  57 #include <soc/j721e/j721e_rm_info.h>
  58 #include <soc/j7200/j7200_host_info.h>
  59 #include <soc/j7200/j7200_sec_proxy_info.h>
  60 #include <soc/j7200/j7200_processors_info.h>
  61 #include <soc/j7200/j7200_devices_info.h>
  62 #include <soc/j7200/j7200_clocks_info.h>
  63 #include <soc/j7200/j7200_rm_info.h>
  64 #include <soc/am64x/am64x_host_info.h>
  65 #include <soc/am64x/am64x_sec_proxy_info.h>
  66 #include <soc/am64x/am64x_processors_info.h>
  67 #include <soc/am64x/am64x_devices_info.h>
  68
  69 /* Assuming these addresses and definitions stay common across K3 devices */
  70 #define CTRLMMR_WKUP_JTAG_DEVICE_ID     0x43000018
  71 #define DEVICE_ID_FAMILY_SHIFT  26
  72 #define DEVICE_ID_FAMILY_MASK   (0x3f << 26)
  73 #define DEVICE_ID_BASE_SHIFT    11
  74 #define DEVICE_ID_BASE_MASK     (0x1fff << 11)
  75 #define DEVICE_ID_SPEED_SHIFT   6
  76 #define DEVICE_ID_SPEED_MASK    (0x1f << 6)
  77 #define DEVICE_ID_TEMP_SHIFT    3
  78 #define DEVICE_ID_TEMP_MASK     (0x7 << 3)
  79
  80 #define CTRLMMR_WKUP_JTAG_ID            0x43000014
  81 #define JTAG_ID_VARIANT_SHIFT   28
  82 #define JTAG_ID_VARIANT_MASK    (0xf << 28)
  83 #define JTAG_ID_PARTNO_SHIFT    12
  84 #define JTAG_ID_PARTNO_MASK     (0xffff << 12)
  85
  86 #define CTRLMMR_WKUP_DIE_ID0    0x43000020
  87 #define CTRLMMR_WKUP_DIE_ID1    0x43000024
  88 #define CTRLMMR_WKUP_DIE_ID2    0x43000028
  89 #define CTRLMMR_WKUP_DIE_ID3    0x4300002c
  90 #define CTRLMMR_WKUP_DEVSTAT    0x43000030
  91 #define CTRLMMR_WKUP_BOOTCFG    0x43000034
  92
  93 struct k3conf_soc_info soc_info;
  94
  95 static const char soc_revision[REV_PG_MAX + 1][SOC_REVISION_MAX_LENGTH] = {
  96         [REV_SR1_0] = "1.0",
  97         [REV_SR2_0] = "2.0",
  98         [REV_PG_MAX] = "NULL"
  99 };
 100
 101 static void am654_init(void)
 102 {
 103         struct ti_sci_info *sci_info = &soc_info.sci_info;
 104
 105         sci_info->host_info = am65x_host_info;
 106         sci_info->num_hosts = AM65X_MAX_HOST_IDS;
 107         sci_info->sp_info[MAIN_SEC_PROXY] = am65x_main_sp_info;
 108         sci_info->num_sp_threads[MAIN_SEC_PROXY] = AM65X_MAIN_SEC_PROXY_THREADS;
 109         sci_info->sp_info[MCU_SEC_PROXY] = am65x_mcu_sp_info;
 110         sci_info->num_sp_threads[MCU_SEC_PROXY] = AM65X_MCU_SEC_PROXY_THREADS;
 111         sci_info->processors_info = am65x_processors_info;
 112         sci_info->num_processors = AM65X_MAX_PROCESSORS_IDS;
 113         sci_info->devices_info = am65x_devices_info;
 114         sci_info->num_devices = AM65X_MAX_DEVICES;
 115         sci_info->clocks_info = am65x_clocks_info;
 116         sci_info->num_clocks = AM65X_MAX_CLOCKS;
 117         sci_info->rm_info = am65x_rm_info;
 118         sci_info->num_res = AM65X_MAX_RES;
 119         soc_info.host_id = DEFAULT_HOST_ID;
 120         soc_info.sec_proxy = &k3_generic_sec_proxy_base;
 121 }
 122
 123 static void am654_sr2_init(void)
 124 {
 125         struct ti_sci_info *sci_info = &soc_info.sci_info;
 126
 127         sci_info->host_info = am65x_sr2_host_info;
 128         sci_info->num_hosts = AM65X_SR2_MAX_HOST_IDS;
 129         sci_info->sp_info[MAIN_SEC_PROXY] = am65x_sr2_main_sp_info;
 130         sci_info->num_sp_threads[MAIN_SEC_PROXY] = AM65X_SR2_MAIN_SEC_PROXY_THREADS;
 131         sci_info->sp_info[MCU_SEC_PROXY] = am65x_sr2_mcu_sp_info;
 132         sci_info->num_sp_threads[MCU_SEC_PROXY] = AM65X_SR2_MCU_SEC_PROXY_THREADS;
 133         sci_info->processors_info = am65x_sr2_processors_info;
 134         sci_info->num_processors = AM65X_SR2_MAX_PROCESSORS_IDS;
 135         sci_info->devices_info = am65x_sr2_devices_info;
 136         sci_info->num_devices = AM65X_SR2_MAX_DEVICES;
 137         sci_info->clocks_info = am65x_sr2_clocks_info;
 138         sci_info->num_clocks = AM65X_SR2_MAX_CLOCKS;
 139         sci_info->rm_info = am65x_sr2_rm_info;
 140         sci_info->num_res = AM65X_SR2_MAX_RES;
 141         soc_info.host_id = DEFAULT_HOST_ID;
 142         soc_info.sec_proxy = &k3_generic_sec_proxy_base;
 143 }
 144
 145 static void j721e_init(void)
 146 {
 147         struct ti_sci_info *sci_info = &soc_info.sci_info;
 148
 149         sci_info->host_info = j721e_host_info;
 150         sci_info->num_hosts = J721E_MAX_HOST_IDS;
 151         sci_info->sp_info[MAIN_SEC_PROXY] = j721e_main_sp_info;
 152         sci_info->num_sp_threads[MAIN_SEC_PROXY] = J721E_MAIN_SEC_PROXY_THREADS;
 153         sci_info->sp_info[MCU_SEC_PROXY] = j721e_mcu_sp_info;
 154         sci_info->num_sp_threads[MCU_SEC_PROXY] = J721E_MCU_SEC_PROXY_THREADS;
 155         sci_info->processors_info = j721e_processors_info;
 156         sci_info->num_processors = J721E_MAX_PROCESSORS_IDS;
 157         sci_info->devices_info = j721e_devices_info;
 158         sci_info->num_devices = J721E_MAX_DEVICES;
 159         sci_info->clocks_info = j721e_clocks_info;
 160         sci_info->num_clocks = J721E_MAX_CLOCKS;
 161         sci_info->rm_info = j721e_rm_info;
 162         sci_info->num_res = J721E_MAX_RES;
 163         soc_info.host_id = DEFAULT_HOST_ID;
 164         soc_info.sec_proxy = &k3_generic_sec_proxy_base;
 165 }
 166
 167 static void j7200_init(void)
 168 {
 169         struct ti_sci_info *sci_info = &soc_info.sci_info;
 170
 171         sci_info->host_info = j7200_host_info;
 172         sci_info->num_hosts = J7200_MAX_HOST_IDS;
 173         sci_info->sp_info[MAIN_SEC_PROXY] = j7200_main_sp_info;
 174         sci_info->num_sp_threads[MAIN_SEC_PROXY] = J7200_MAIN_SEC_PROXY_THREADS;
 175         sci_info->sp_info[MCU_SEC_PROXY] = j7200_mcu_sp_info;
 176         sci_info->num_sp_threads[MCU_SEC_PROXY] = J7200_MCU_SEC_PROXY_THREADS;
 177         sci_info->processors_info = j7200_processors_info;
 178         sci_info->num_processors = J7200_MAX_PROCESSORS_IDS;
 179         sci_info->devices_info = j7200_devices_info;
 180         sci_info->num_devices = J7200_MAX_DEVICES;
 181         sci_info->clocks_info = j7200_clocks_info;
 182         sci_info->num_clocks = J7200_MAX_CLOCKS;
 183         sci_info->rm_info = j7200_rm_info;
 184         sci_info->num_res = J7200_MAX_RES;
 185         soc_info.host_id = DEFAULT_HOST_ID;
 186         soc_info.sec_proxy = &k3_generic_sec_proxy_base;
 187 }
 188
 189 static void am64x_init(void)
 190 {
 191         struct ti_sci_info *sci_info = &soc_info.sci_info;
 192
 193         sci_info->host_info = am64x_host_info;
 194         sci_info->num_hosts = AM64X_MAX_HOST_IDS;
 195         sci_info->sp_info[MAIN_SEC_PROXY] = am64x_main_sp_info;
 196         sci_info->num_sp_threads[MAIN_SEC_PROXY] = AM64X_MAIN_SEC_PROXY_THREADS;
 197         sci_info->sp_info[MCU_SEC_PROXY] = NULL;
 198         sci_info->num_sp_threads[MCU_SEC_PROXY] = 0;
 199         sci_info->processors_info = am64x_processors_info;
 200         sci_info->num_processors = AM64X_MAX_PROCESSORS_IDS;
 201         sci_info->devices_info = am64x_devices_info;
 202         sci_info->num_devices = AM64X_MAX_DEVICES;
 203         soc_info.host_id = 13;
 204         soc_info.sec_proxy = &k3_lite_sec_proxy_base;
 205 }
 206
 207 int soc_init(uint32_t host_id)
 208 {
 209         char *name;
 210
 211         memset(&soc_info, 0, sizeof(soc_info));
 212
 213         soc_info.soc = (mmio_read_32(CTRLMMR_WKUP_JTAG_ID) &
 214                         JTAG_ID_PARTNO_MASK) >> JTAG_ID_PARTNO_SHIFT;
 215         soc_info.rev = (mmio_read_32(CTRLMMR_WKUP_JTAG_ID) &
 216                         JTAG_ID_VARIANT_MASK) >> JTAG_ID_VARIANT_SHIFT;
 217
 218         switch (soc_info.soc) {
 219         case AM65X:
 220                 name = "AM65x";
 221                 break;
 222         case J721E:
 223                 name = "J721E";
 224                 break;
 225         case J7200:
 226                 name = "J7200";
 227                 break;
 228         case AM64X:
 229                 name = "AM64x";
 230                 break;
 231         default:
 232                 fprintf(stderr, "Unknown Silicon %d\n", soc_info.soc);
 233                 return -1;
 234         };
 235
 236         if (soc_info.rev > REV_PG_MAX) {
 237                 fprintf(stderr, "Unknown Silicon revision %d for SoC %s\n",
 238                         soc_info.rev, name);
 239                 return -1;
 240         }
 241
 242         strncpy(soc_info.soc_full_name, "", sizeof(soc_info.soc_full_name));
 243         strcat(soc_info.soc_full_name, name);
 244         strcat(soc_info.soc_full_name, " SR");
 245         strcat(soc_info.soc_full_name, soc_revision[soc_info.rev]);
 246
 247         if (soc_info.soc == AM65X && soc_info.rev == REV_SR1_0)
 248                 am654_init();
 249         else if (soc_info.soc == AM65X && soc_info.rev == REV_SR2_0)
 250                 am654_sr2_init();
 251         else if (soc_info.soc == J721E)
 252                 j721e_init();
 253         else if (soc_info.soc == J7200)
 254                 j7200_init();
 255         else if (soc_info.soc == AM64X)
 256                 am64x_init();
 257
 258         if (host_id != INVALID_HOST_ID)
 259                 soc_info.host_id = host_id;
 260
 261         /* ToDo: Add error if sec_proxy_init/sci_init is failed */
 262         if(!k3_sec_proxy_init())
 263                 if (!ti_sci_init())
 264                         soc_info.ti_sci_enabled = 1;
 265
 266         return 0;
 267 }
 268
 269 int soc_is_j721e(void)
 270 {
 271         return soc_info.soc == J721E;
 272 }
 273
 274 int soc_is_am654(void)
 275 {
 276         return soc_info.soc == AM65X;
 277 }