| /* |
| * Copyright 2014, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "lib/fdt.h" |
| #include "lib/nonspd.h" |
| |
| #include "mosys/log.h" |
| #include "mosys/platform.h" |
| |
| #include "oak.h" |
| |
| #define OAK_DIMM_COUNT 2 |
| #define KUKUI_DIMM_COUNT 1 |
| |
| enum memory_config { |
| HYNIX_DDR3_H9CCNNN8GTMLAR_NUD_1G, |
| HYNIX_DDR3_H9CCNNNBJTALAR_NUD_2G, |
| HYNIX_DDR3_H9CCNNNBLTBLAR_NUD_2G, |
| HYNIX_LPDDR4X_H9HCNNNCPMALHR_NEE_4G, |
| MICRON_DDR3_MT52L256M32D1PF_107WTB_1G, |
| MICRON_DDR3_MT52L512M32D2PF_107WTB_2G, |
| MICRON_LPDDR4X_MT29VZZZAD8DQKSL_4G, |
| MICRON_LPDDR4X_MT53E1G32D4NQ_046WTE_4G, |
| SAMSUNG_DDR3_K4E6E304EB_EGCF_2G, |
| SAMSUNG_DDR3_K4E6E304EE_EGCE_2G, |
| SAMSUNG_DDR3_K4E8E304EE_EGCE_1G, |
| SAMSUNG_DDR3_K4E8E324EB_EGCF_1G, |
| SAMSUNG_LPDDR4X_KMDP6001DA_B425_4G, |
| MEM_UNKNOWN, |
| }; |
| |
| static int oak_get_memory_config(struct platform_intf *intf) |
| { |
| uint32_t ram_code; |
| |
| if (fdt_get_ram_code(&ram_code) < 0) { |
| lprintf(LOG_ERR, "Unable to obtain RAM code.\n"); |
| return -1; |
| } |
| |
| switch (ram_code) { |
| case 0: |
| return HYNIX_DDR3_H9CCNNN8GTMLAR_NUD_1G; |
| case 1: |
| return SAMSUNG_DDR3_K4E8E304EE_EGCE_1G; |
| case 2: |
| return SAMSUNG_DDR3_K4E6E304EE_EGCE_2G; |
| case 3: |
| return HYNIX_DDR3_H9CCNNNBLTBLAR_NUD_2G; |
| case 4: |
| return SAMSUNG_DDR3_K4E6E304EB_EGCF_2G; |
| case 5: |
| return SAMSUNG_DDR3_K4E8E324EB_EGCF_1G; |
| case 6: |
| return MICRON_DDR3_MT52L512M32D2PF_107WTB_2G; |
| case 7: |
| return HYNIX_DDR3_H9CCNNNBJTALAR_NUD_2G; |
| case 8: |
| return MICRON_DDR3_MT52L256M32D1PF_107WTB_1G; |
| |
| default: |
| lprintf(LOG_ERR, "Unable to determine memory configuration\n"); |
| } |
| |
| return MEM_UNKNOWN; |
| } |
| |
| static int kukui_get_memory_config(struct platform_intf *intf) |
| { |
| uint32_t ram_code; |
| |
| if (fdt_get_ram_code(&ram_code) < 0) { |
| lprintf(LOG_ERR, "Unable to obtain RAM code.\n"); |
| return -1; |
| } |
| |
| switch (ram_code) { |
| case 1: |
| return HYNIX_LPDDR4X_H9HCNNNCPMALHR_NEE_4G; |
| case 2: |
| return MICRON_LPDDR4X_MT53E1G32D4NQ_046WTE_4G; |
| case 3: |
| return SAMSUNG_LPDDR4X_KMDP6001DA_B425_4G; |
| case 5: |
| return MICRON_LPDDR4X_MT29VZZZAD8DQKSL_4G; |
| default: |
| lprintf(LOG_ERR, "Not implemented\n"); |
| } |
| |
| return MEM_UNKNOWN; |
| } |
| |
| /* |
| * dimm_count - return total number of dimm slots |
| * |
| * @intf: platform interface |
| * |
| * returns dimm slot count |
| */ |
| static int oak_dimm_count(struct platform_intf *intf) |
| { |
| return OAK_DIMM_COUNT; |
| |
| } |
| |
| static int kukui_dimm_count(struct platform_intf *intf) |
| { |
| return KUKUI_DIMM_COUNT; |
| } |
| |
| static int oak_get_mem_info(struct platform_intf *intf, |
| const struct nonspd_mem_info **info) |
| { |
| switch (oak_get_memory_config(intf)) { |
| case HYNIX_DDR3_H9CCNNN8GTMLAR_NUD_1G: |
| *info = &hynix_lpddr3_h9ccnnn8gtmlar_nud; |
| break; |
| case HYNIX_DDR3_H9CCNNNBJTALAR_NUD_2G: |
| *info = &hynix_lpddr3_h9ccnnnbjtalar_nud; |
| break; |
| case HYNIX_DDR3_H9CCNNNBLTBLAR_NUD_2G: |
| *info = &hynix_lpddr3_h9ccnnnbltblar_nud; |
| break; |
| case MICRON_DDR3_MT52L256M32D1PF_107WTB_1G: |
| *info = µn_lpddr3_mt52l256m32d1pf_107wtb; |
| break; |
| case MICRON_DDR3_MT52L512M32D2PF_107WTB_2G: |
| *info = µn_lpddr3_mt52l512m32d2pf_107wtb; |
| break; |
| case SAMSUNG_DDR3_K4E6E304EB_EGCF_2G: |
| *info = &samsung_lpddr3_k4e6e304eb_egcf; |
| break; |
| case SAMSUNG_DDR3_K4E6E304EE_EGCE_2G: |
| *info = &samsung_lpddr3_k4e6e304ee_egce; |
| break; |
| case SAMSUNG_DDR3_K4E8E304EE_EGCE_1G: |
| *info = &samsung_lpddr3_k4e8e304ee_egce; |
| break; |
| case SAMSUNG_DDR3_K4E8E324EB_EGCF_1G: |
| *info = &samsung_lpddr3_k4e8e324eb_egcf; |
| break; |
| default: |
| return -1; |
| } |
| return 0; |
| } |
| |
| static int kukui_get_mem_info(struct platform_intf *intf, |
| const struct nonspd_mem_info **info) |
| { |
| switch (kukui_get_memory_config(intf)) { |
| case HYNIX_LPDDR4X_H9HCNNNCPMALHR_NEE_4G: |
| *info = &hynix_lpddr4x_h9hcnnncpmalhr_nee; |
| break; |
| case MICRON_LPDDR4X_MT53E1G32D4NQ_046WTE_4G: |
| *info = µn_lpddr4x_mt53e1g32d4nq_046wte; |
| break; |
| case SAMSUNG_LPDDR4X_KMDP6001DA_B425_4G: |
| *info = &samsung_lpddr4x_kmdp6001da_b425; |
| break; |
| case MICRON_LPDDR4X_MT29VZZZAD8DQKSL_4G: |
| *info = µn_lpddr4x_mt29vzzzad8dqksl; |
| break; |
| default: |
| return -1; |
| } |
| return 0; |
| } |
| |
| struct memory_cb oak_memory_cb = { |
| .dimm_count = oak_dimm_count, |
| .nonspd_mem_info = &oak_get_mem_info, |
| }; |
| |
| struct memory_cb kukui_memory_cb = { |
| .dimm_count = kukui_dimm_count, |
| .nonspd_mem_info = &kukui_get_mem_info, |
| }; |