src/mainboard/google/kukui/sdram_configs.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <boardid.h>
   4 #include <cbfs.h>
   5 #include <console/console.h>
   6 #include <soc/emi.h>
   7
   8 /*
   9  * The RAM_CODE ADC on Kukui can support only 12 different levels. Each model
  10  * can create its own mapping if needed, with an offset (0x10, 0x20, ...,
  11  * defined as CONFIG_BOARD_SDRAM_TABLE_OFFSET) applied in ram_code().
  12  */
  13 static const char *const sdram_configs[] = {
  14         /* Standard table. */
  15         [0x00] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  16         [0x01] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  17         [0x02] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  18         [0x03] = "sdram-lpddr4x-KMDH6001DA-B422-4GB",
  19         [0x04] = "sdram-lpddr4x-KMDP6001DA-B425-4GB",
  20         [0x05] = "sdram-lpddr4x-MT29VZZZAD8DQKSL-4GB",
  21         [0x06] = "sdram-lpddr4x-KMDV6001DA-B620-4GB",
  22         [0x07] = "sdram-lpddr4x-SDADA4CR-128G-4GB",
  23         [0x08] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  24         [0x09] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  25         [0x0a] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB",
  26         [0x0b] = "sdram-lpddr4x-MT29VZZZAD9GQFSM-046-4GB",
  27
  28         /* Table shared by Fennel, Cerise, Stern, Makomo, Munna, offset = 0x10 */
  29         [0x10] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  30         [0x11] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  31         [0x12] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  32         [0x13] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  33         [0x14] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB",
  34         [0x15] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  35         [0x16] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  36         [0x17] = "sdram-lpddr4x-MT53E1G32D2NP-046-4GB",
  37         [0x18] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  38         [0x19] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  39         [0x1a] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  40         [0x1b] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  41
  42         /* Table shared by Kakadu and its variants, offset = 0x20 */
  43         [0x20] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  44         [0x21] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  45         [0x22] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  46         [0x23] = "sdram-lpddr4x-KMDH6001DA-B422-4GB",
  47         [0x24] = "sdram-lpddr4x-KMDP6001DA-B425-4GB",
  48         [0x25] = "sdram-lpddr4x-MT29VZZZAD8DQKSL-4GB",
  49         [0x26] = "sdram-lpddr4x-KMDV6001DA-B620-4GB",
  50         [0x27] = "sdram-lpddr4x-SDADA4CR-128G-4GB",
  51         [0x28] = "sdram-lpddr4x-MT29VZZZCD9GQKPR-046-8GB",
  52         [0x29] = "sdram-lpddr4x-FEPRF6432-58A1930-4GB",
  53
  54         /* Table shared by Cozmo and its variants, offset = 0x30 */
  55         [0x30] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  56         [0x31] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  57         [0x32] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  58         [0x33] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  59         [0x34] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  60         [0x38] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  61         [0x39] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  62         [0x3a] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB",
  63         [0x3b] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  64
  65         /* Table shared by Kappa and its variants, offset = 0x40 */
  66         [0x40] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  67         [0x41] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  68         [0x42] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  69         [0x43] = "sdram-lpddr4x-MT53E1G32D2NP-046-4GB",
  70         [0x44] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  71         [0x45] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  72         [0x46] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  73         [0x48] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  74         [0x49] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  75         [0x4a] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB",
  76         [0x4b] = "sdram-lpddr4x-MT29VZZZAD9GQFSM-046-4GB",
  77
  78         /* Table shared by Burnet and Esche, offset = 0x50 */
  79         [0x50] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB",
  80         [0x51] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  81         [0x52] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  82         [0x53] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  83         [0x54] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB",
  84         [0x55] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  85         [0x56] = "sdram-lpddr4x-MT53E2G32D4NQ-046-8GB",
  86         [0x57] = "sdram-lpddr4x-MT53E1G32D2NP-046-4GB",
  87         [0x58] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB",
  88         [0x59] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB",
  89         [0x5a] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
  90         [0x5b] = "sdram-lpddr4x-H9HCNNNFAMMLXR-NEE-8GB",
  91 };
  92
  93 static struct sdram_params params;
  94
  95 const struct sdram_params *get_sdram_config(void)
  96 {
  97         uint32_t ramcode = ram_code();
  98         const char *name = NULL;
  99
 100         if (ramcode < ARRAY_SIZE(sdram_configs))
 101                 name = sdram_configs[ramcode];
 102
 103         if (!name || cbfs_load(name, &params, sizeof(params)) != sizeof(params))
 104                 die("Cannot load SDRAM parameter file for RAM code %#02x: %s!",
 105                     ramcode, name ? name : "unknown");
 106
 107         return &params;
 108 }