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-rw-r--r--src/mainboard/up/squared/romstage.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/src/mainboard/up/squared/romstage.c b/src/mainboard/up/squared/romstage.c
index 5bef64d6f9..f9f0cfc424 100644
--- a/src/mainboard/up/squared/romstage.c
+++ b/src/mainboard/up/squared/romstage.c
@@ -16,6 +16,7 @@
#include <string.h>
#include <soc/romstage.h>
#include <soc/gpio_apl.h>
+#include <soc/meminit.h>
#include <fsp/api.h>
#include <FspmUpd.h>
#include <console/console.h>
@@ -29,6 +30,39 @@
*/
static const uint8_t memory_skuid_pads[] = { GPIO_214, GPIO_215 };
+static const struct lpddr4_sku skus[] = {
+ /* Samsung 280 K4F8E304HB-MGCJ 8Gb dual-ch */
+ [0] = {
+ .speed = LP4_SPEED_2400,
+ .ch0_rank_density = LP4_8Gb_DENSITY,
+ .ch1_rank_density = 0,
+ .ch0_dual_rank = 0,
+ .ch1_dual_rank = 0,
+ .part_num = "K4F8E304HB-MGCJ",
+ },
+ [1] = {
+ .speed = LP4_SPEED_2400,
+ .ch0_rank_density = LP4_8Gb_DENSITY,
+ .ch1_rank_density = LP4_8Gb_DENSITY,
+ .ch0_dual_rank = 0,
+ .ch1_dual_rank = 0,
+ .part_num = "K4F8E304HB-MGCJ",
+ },
+ [2] = {
+ .speed = LP4_SPEED_2400,
+ .ch0_rank_density = LP4_16Gb_DENSITY,
+ .ch1_rank_density = LP4_16Gb_DENSITY,
+ .ch0_dual_rank = 1,
+ .ch1_dual_rank = 1,
+ .part_num = "K4F6E304HB-MGCJ",
+ },
+};
+
+static const struct lpddr4_cfg lp4cfg = {
+ .skus = skus,
+ .num_skus = ARRAY_SIZE(skus),
+};
+
static const uint8_t ch0_bit_swizzling[] = {
0x0D, 0x0A, 0x08, 0x0B, 0x0C, 0x0F, 0x0E, 0x09,
0x06, 0x00, 0x03, 0x04, 0x07, 0x01, 0x05, 0x02,
@@ -157,3 +191,8 @@ void mainboard_memory_init_params(FSPM_UPD *memupd)
memcpy(config->Ch3_Bit_swizzling, &ch3_bit_swizzling,
sizeof(ch3_bit_swizzling));
}
+
+void mainboard_save_dimm_info(void)
+{
+ save_lpddr4_dimm_info(&lp4cfg, get_memory_skuid());
+}