common/socinfo.c

   1 /*
   2  * K3 SoC detection and helper apis
   3  *
   4  * Copyright (C) 2019 Texas Instruments Incorporated - http://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/j7200/j7200_host_info.h>
  58 #include <soc/j7200/j7200_sec_proxy_info.h>
  59 #include <soc/j7200/j7200_processors_info.h>
  60 #include <soc/j7200/j7200_devices_info.h>
  61 #include <soc/j7200/j7200_clocks_info.h>
  62
  63 /* Assuming these addresses and definitions stay common across K3 devices */
  64 #define CTRLMMR_WKUP_JTAG_DEVICE_ID     0x43000018
  65 #define DEVICE_ID_FAMILY_SHIFT  26
  66 #define DEVICE_ID_FAMILY_MASK   (0x3f << 26)
  67 #define DEVICE_ID_BASE_SHIFT    11
  68 #define DEVICE_ID_BASE_MASK     (0x1fff << 11)
  69 #define DEVICE_ID_SPEED_SHIFT   6
  70 #define DEVICE_ID_SPEED_MASK    (0x1f << 6)
  71 #define DEVICE_ID_TEMP_SHIFT    3
  72 #define DEVICE_ID_TEMP_MASK     (0x7 << 3)
  73
  74 #define CTRLMMR_WKUP_JTAG_ID            0x43000014
  75 #define JTAG_ID_VARIANT_SHIFT   28
  76 #define JTAG_ID_VARIANT_MASK    (0xf << 28)
  77 #define JTAG_ID_PARTNO_SHIFT    12
  78 #define JTAG_ID_PARTNO_MASK     (0xffff << 12)
  79
  80 #define CTRLMMR_WKUP_DIE_ID0    0x43000020
  81 #define CTRLMMR_WKUP_DIE_ID1    0x43000024
  82 #define CTRLMMR_WKUP_DIE_ID2    0x43000028
  83 #define CTRLMMR_WKUP_DIE_ID3    0x4300002c
  84 #define CTRLMMR_WKUP_DEVSTAT    0x43000030
  85 #define CTRLMMR_WKUP_BOOTCFG    0x43000034
  86
  87 struct k3conf_soc_info soc_info;
  88
  89 static const char soc_revision[REV_PG_MAX + 1][SOC_REVISION_MAX_LENGTH] = {
  90         [REV_SR1_0] = "1.0",
  91         [REV_SR2_0] = "2.0",
  92         [REV_PG_MAX] = "NULL"
  93 };
  94
  95 static void am654_init(void)
  96 {
  97         struct ti_sci_info *sci_info = &soc_info.sci_info;
  98
  99         sci_info->host_info = am65x_host_info;
 100         sci_info->num_hosts = AM65X_MAX_HOST_IDS;
 101         sci_info->sp_info[MAIN_SEC_PROXY] = am65x_main_sp_info;
 102         sci_info->num_sp_threads[MAIN_SEC_PROXY] = AM65X_MAIN_SEC_PROXY_THREADS;
 103         sci_info->sp_info[MCU_SEC_PROXY] = am65x_mcu_sp_info;
 104         sci_info->num_sp_threads[MCU_SEC_PROXY] = AM65X_MCU_SEC_PROXY_THREADS;
 105         sci_info->processors_info = am65x_processors_info;
 106         sci_info->num_processors = AM65X_MAX_PROCESSORS_IDS;
 107         sci_info->devices_info = am65x_devices_info;
 108         sci_info->num_devices = AM65X_MAX_DEVICES;
 109         sci_info->clocks_info = am65x_clocks_info;
 110         sci_info->num_clocks = AM65X_MAX_CLOCKS;
 111         sci_info->rm_info = am65x_rm_info;
 112         sci_info->num_res = AM65X_MAX_RES;
 113 }
 114
 115 static void am654_sr2_init(void)
 116 {
 117         struct ti_sci_info *sci_info = &soc_info.sci_info;
 118
 119         sci_info->host_info = am65x_sr2_host_info;
 120         sci_info->num_hosts = AM65X_SR2_MAX_HOST_IDS;
 121         sci_info->sp_info[MAIN_SEC_PROXY] = am65x_sr2_main_sp_info;
 122         sci_info->num_sp_threads[MAIN_SEC_PROXY] = AM65X_SR2_MAIN_SEC_PROXY_THREADS;
 123         sci_info->sp_info[MCU_SEC_PROXY] = am65x_sr2_mcu_sp_info;
 124         sci_info->num_sp_threads[MCU_SEC_PROXY] = AM65X_SR2_MCU_SEC_PROXY_THREADS;
 125         sci_info->processors_info = am65x_sr2_processors_info;
 126         sci_info->num_processors = AM65X_SR2_MAX_PROCESSORS_IDS;
 127         sci_info->devices_info = am65x_sr2_devices_info;
 128         sci_info->num_devices = AM65X_SR2_MAX_DEVICES;
 129         sci_info->clocks_info = am65x_sr2_clocks_info;
 130         sci_info->num_clocks = AM65X_SR2_MAX_CLOCKS;
 131         sci_info->rm_info = am65x_sr2_rm_info;
 132         sci_info->num_res = AM65X_SR2_MAX_RES;
 133 }
 134
 135 static void j721e_init(void)
 136 {
 137         struct ti_sci_info *sci_info = &soc_info.sci_info;
 138
 139         sci_info->host_info = j721e_host_info;
 140         sci_info->num_hosts = J721E_MAX_HOST_IDS;
 141         sci_info->sp_info[MAIN_SEC_PROXY] = j721e_main_sp_info;
 142         sci_info->num_sp_threads[MAIN_SEC_PROXY] = J721E_MAIN_SEC_PROXY_THREADS;
 143         sci_info->sp_info[MCU_SEC_PROXY] = j721e_mcu_sp_info;
 144         sci_info->num_sp_threads[MCU_SEC_PROXY] = J721E_MCU_SEC_PROXY_THREADS;
 145         sci_info->processors_info = j721e_processors_info;
 146         sci_info->num_processors = J721E_MAX_PROCESSORS_IDS;
 147         sci_info->devices_info = j721e_devices_info;
 148         sci_info->num_devices = J721E_MAX_DEVICES;
 149         sci_info->clocks_info = j721e_clocks_info;
 150         sci_info->num_clocks = J721E_MAX_CLOCKS;
 151 }
 152
 153 static void j7200_init(void)
 154 {
 155         struct ti_sci_info *sci_info = &soc_info.sci_info;
 156
 157         sci_info->host_info = j7200_host_info;
 158         sci_info->num_hosts = J7200_MAX_HOST_IDS;
 159         sci_info->sp_info[MAIN_SEC_PROXY] = j7200_main_sp_info;
 160         sci_info->num_sp_threads[MAIN_SEC_PROXY] = J7200_MAIN_SEC_PROXY_THREADS;
 161         sci_info->sp_info[MCU_SEC_PROXY] = j7200_mcu_sp_info;
 162         sci_info->num_sp_threads[MCU_SEC_PROXY] = J7200_MCU_SEC_PROXY_THREADS;
 163         sci_info->processors_info = j7200_processors_info;
 164         sci_info->num_processors = J7200_MAX_PROCESSORS_IDS;
 165         sci_info->devices_info = j7200_devices_info;
 166         sci_info->num_devices = J7200_MAX_DEVICES;
 167         sci_info->clocks_info = j7200_clocks_info;
 168         sci_info->num_clocks = J7200_MAX_CLOCKS;
 169 }
 170
 171 int soc_init(uint32_t host_id)
 172 {
 173         char *name;
 174
 175         memset(&soc_info, 0, sizeof(soc_info));
 176
 177         soc_info.soc = (mmio_read_32(CTRLMMR_WKUP_JTAG_ID) &
 178                         JTAG_ID_PARTNO_MASK) >> JTAG_ID_PARTNO_SHIFT;
 179         soc_info.rev = (mmio_read_32(CTRLMMR_WKUP_JTAG_ID) &
 180                         JTAG_ID_VARIANT_MASK) >> JTAG_ID_VARIANT_SHIFT;
 181
 182         switch (soc_info.soc) {
 183         case AM65X:
 184                 name = "AM65x";
 185                 break;
 186         case J721E:
 187                 name = "J721E";
 188                 break;
 189         case J7200:
 190                 name = "J7200";
 191                 break;
 192         default:
 193                 fprintf(stderr, "Unknown Silicon %d\n", soc_info.soc);
 194                 return -1;
 195         };
 196
 197         if (soc_info.rev > REV_PG_MAX) {
 198                 fprintf(stderr, "Unknown Silicon revision %d for SoC %s\n",
 199                         soc_info.rev, name);
 200                 return -1;
 201         }
 202
 203         strncpy(soc_info.soc_full_name, "", sizeof(soc_info.soc_full_name));
 204         strcat(soc_info.soc_full_name, name);
 205         strcat(soc_info.soc_full_name, " SR");
 206         strcat(soc_info.soc_full_name, soc_revision[soc_info.rev]);
 207
 208         soc_info.host_id = host_id;
 209
 210         if (soc_info.soc == AM65X && soc_info.rev == REV_SR1_0)
 211                 am654_init();
 212         else if (soc_info.soc == AM65X && soc_info.rev == REV_SR2_0)
 213                 am654_sr2_init();
 214         else if (soc_info.soc == J721E)
 215                 j721e_init();
 216         else if (soc_info.soc == J7200)
 217                 j7200_init();
 218
 219         /* ToDo: Add error if sec_proxy_init/sci_init is failed */
 220         if(!k3_sec_proxy_init())
 221                 if (!ti_sci_init())
 222                         soc_info.ti_sci_enabled = 1;
 223
 224         return 0;
 225 }
 226
 227 int soc_is_j721e(void)
 228 {
 229         return soc_info.soc == J721E;
 230 }
 231
 232 int soc_is_am654(void)
 233 {
 234         return soc_info.soc == AM65X;
 235 }