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mediatek/mt8183: Add SAMSUNG 4GB LPDDR4X discrete DDR support 

BUG=b:80501386
BRANCH=none
TEST=Boots correctly and stress test passes on Kukui.

Change-Id: I27164f0909edb9d9398835e292fb845f0e342391
Signed-off-by: Huayang Duan <huayang.duan@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34532
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Huayang Duan <huayang.duan@mediatek.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Huayang Duan 2019-07-24 09:57:40 +08:00 committed by Julius Werner
parent f4aa501eca
commit 126d4198a9
3 changed files with 43 additions and 0 deletions
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1
src/mainboard/google/kukui/sdram_configs.c
View File

@ -26,6 +26,7 @@ static const char *const sdram_configs[] = {
[5] = "sdram-lpddr4x-MT29VZZZAD8DQKSL-4GB", [5] = "sdram-lpddr4x-MT29VZZZAD8DQKSL-4GB",
[6] = "sdram-lpddr4x-KMDV6001DA-B620-4GB", [6] = "sdram-lpddr4x-KMDV6001DA-B620-4GB",
[7] = "sdram-lpddr4x-SDADA4CR-128G-4GB", [7] = "sdram-lpddr4x-SDADA4CR-128G-4GB",
[8] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB",
}; };
static struct sdram_params params; static struct sdram_params params;

1
src/mainboard/google/kukui/sdram_params/Makefile.inc
View File

@ -1,4 +1,5 @@
sdram-params := sdram-params :=
sdram-params += sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB
sdram-params += sdram-lpddr4x-H9HCNNNCPMALHR-4GB sdram-params += sdram-lpddr4x-H9HCNNNCPMALHR-4GB
sdram-params += sdram-lpddr4x-MT53E1G32D4NQ-4GB sdram-params += sdram-lpddr4x-MT53E1G32D4NQ-4GB
sdram-params += sdram-lpddr4x-KMDH6001DA-B422-4GB sdram-params += sdram-lpddr4x-KMDH6001DA-B422-4GB

41
src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c Normal file
View File

@ -0,0 +1,41 @@
/*
* This file is part of the coreboot project.
*
* Copyright 2018 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <soc/emi.h>
struct sdram_params params = {
.impedance = {
[ODT_OFF] = {0x9, 0x7, 0x0, 0xF},
[ODT_ON] = {0xB, 0x9, 0x0, 0xE}
},
.wr_level = {
[CHANNEL_A] = { {0x22, 0x1C}, {0x23, 0x1D} },
[CHANNEL_B] = { {0x26, 0x23}, {0x26, 0x23} }
},
.cbt_cs = {
[CHANNEL_A] = {0x6, 0x5},
[CHANNEL_B] = {0x6, 0x6}
},
.cbt_mr12 = {
[CHANNEL_A] = {0x56, 0x58},
[CHANNEL_B] = {0x58, 0x56}
},
.emi_cona_val = 0xF053F154,
.emi_conh_val = 0x44440003,
.emi_conf_val = 0x00421000,
.chn_emi_cona_val = {0x0444F051, 0x0444F051},
.cbt_mode_extern = CBT_NORMAL_MODE,
.delay_cell_unit = 868,
};