From 144c5aeca2955e694de600b862d0133606900643 Mon Sep 17 00:00:00 2001 From: Kevin Chiu Date: Wed, 26 Aug 2020 18:10:33 +0800 Subject: mb/google/kukui: Add LPDDR4X Samsung K4UBE3D4AA-MGCR 4GB support for burnet/esche Add LPDDR4x DRAM index#0 Samsung K4UBE3D4AA-MGCR 4GB BUG=b:165956924 BRANCH=kukui TEST=emerge-jacuzzi coreboot Signed-off-by: Kevin Chiu Change-Id: I644b65d77b79891ed65215d810b970fe43b29e3f Reviewed-on: https://review.coreboot.org/c/coreboot/+/44821 Reviewed-by: Hung-Te Lin Tested-by: build bot (Jenkins) --- src/mainboard/google/kukui/sdram_configs.c | 1 + .../google/kukui/sdram_params/Makefile.inc | 1 + .../sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB.c | 27 ++++++++++++++++++++++ 3 files changed, 29 insertions(+) create mode 100644 src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB.c (limited to 'src/mainboard/google') diff --git a/src/mainboard/google/kukui/sdram_configs.c b/src/mainboard/google/kukui/sdram_configs.c index 54f0ef9949..1f9e6bbed4 100644 --- a/src/mainboard/google/kukui/sdram_configs.c +++ b/src/mainboard/google/kukui/sdram_configs.c @@ -24,6 +24,7 @@ static const char *const sdram_configs[] = { [0x0a] = "sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB", /* Table shared by Burnet and its variants, offset = 0x10 */ + [0x10] = "sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB", [0x11] = "sdram-lpddr4x-H9HCNNNCPMALHR-4GB", [0x12] = "sdram-lpddr4x-MT53E1G32D4NQ-4GB", [0x13] = "sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB", diff --git a/src/mainboard/google/kukui/sdram_params/Makefile.inc b/src/mainboard/google/kukui/sdram_params/Makefile.inc index 12019a2d8e..719b3c29e9 100644 --- a/src/mainboard/google/kukui/sdram_params/Makefile.inc +++ b/src/mainboard/google/kukui/sdram_params/Makefile.inc @@ -1,4 +1,5 @@ sdram-params := +sdram-params += sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB sdram-params += sdram-lpddr4x-H9HCNNNCPMALHR-4GB sdram-params += sdram-lpddr4x-H9HCNNNCPMMLXR-NEE-4GB sdram-params += sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB diff --git a/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB.c b/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB.c new file mode 100644 index 0000000000..1734797042 --- /dev/null +++ b/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCR-4GB.c @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include + +struct sdram_params params = { + .source = DRAMC_PARAM_SOURCE_SDRAM_CONFIG, + .frequency = 1600, + .ddr_geometry = DDR_TYPE_2CH_2RK_4GB_2_2, + .wr_level = { + [CHANNEL_A] = { {0x22, 0x1C}, {0x23, 0x1D} }, + [CHANNEL_B] = { {0x26, 0x23}, {0x26, 0x23} } + }, + .cbt_cs_dly = { + [CHANNEL_A] = {0x6, 0x5}, + [CHANNEL_B] = {0x6, 0x6} + }, + .cbt_final_vref = { + [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, +}; -- cgit v1.2.3