Kevin Chiu (Kevin.Chiu@quantatw.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16855
-gerrit
commit fe4c7eda048bc0cad582f96f189e01a8de8be1df Author: Kevin Chiu Kevin.Chiu@quantatw.com Date: Mon Oct 3 17:15:15 2016 +0800
mainboard/google/reef: add pyro variant.
Create the initial Pyro variant which refers to the Reef. Pyro is APL Chrome board that deviate from reference board Reef.
BRANCH=master BUG=None TEST=Build Signed-off-by: Kevin Chiu Kevin.Chiu@quantatw.com Change-Id: I9beed1f6895e8891d3d51b563edfe172f566718b --- src/mainboard/google/reef/Kconfig | 4 + src/mainboard/google/reef/Kconfig.name | 5 + .../google/reef/variants/pyro/Makefile.inc | 1 + .../google/reef/variants/pyro/devicetree.cb | 173 +++++++++++++++++++++ .../variants/pyro/include/variant/acpi/dptf.asl | 89 +++++++++++ .../google/reef/variants/pyro/include/variant/ec.h | 21 +++ .../reef/variants/pyro/include/variant/gpio.h | 21 +++ src/mainboard/google/reef/variants/pyro/memory.c | 171 ++++++++++++++++++++ 8 files changed, 485 insertions(+)
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig index ffdf917..19b1bd1 100644 --- a/src/mainboard/google/reef/Kconfig +++ b/src/mainboard/google/reef/Kconfig @@ -50,14 +50,17 @@ config MAINBOARD_DIR config VARIANT_DIR string default "reef" if BOARD_GOOGLE_REEF + default "pyro" if BOARD_GOOGLE_PYRO
config DEVICETREE string + default "variants/pyro/devicetree.cb" if BOARD_GOOGLE_PYRO default "variants/baseboard/devicetree.cb"
config MAINBOARD_PART_NUMBER string default "Reef" if BOARD_GOOGLE_REEF + default "Pyro" if BOARD_GOOGLE_PYRO
config MAINBOARD_FAMILY string @@ -67,6 +70,7 @@ config GBB_HWID string depends on CHROMEOS default "REEF TEST 3240" if BOARD_GOOGLE_REEF + default "PYRO TEST 0290" if BOARD_GOOGLE_PYRO
config MAX_CPUS int diff --git a/src/mainboard/google/reef/Kconfig.name b/src/mainboard/google/reef/Kconfig.name index 926f61d..d73e69b 100644 --- a/src/mainboard/google/reef/Kconfig.name +++ b/src/mainboard/google/reef/Kconfig.name @@ -2,3 +2,8 @@ config BOARD_GOOGLE_REEF bool "Reef" select BOARD_GOOGLE_BASEBOARD_REEF select BASEBOARD_REEF_LAPTOP + +config BOARD_GOOGLE_PYRO + bool "Pyro" + select BOARD_GOOGLE_BASEBOARD_REEF + select BASEBOARD_REEF_LAPTOP diff --git a/src/mainboard/google/reef/variants/pyro/Makefile.inc b/src/mainboard/google/reef/variants/pyro/Makefile.inc new file mode 100644 index 0000000..fd45b94 --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/Makefile.inc @@ -0,0 +1 @@ +romstage-y += memory.c diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb new file mode 100644 index 0000000..087f858 --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb @@ -0,0 +1,173 @@ +chip soc/intel/apollolake + + device cpu_cluster 0 on + device lapic 0 on end + end + + register "pcie_rp0_clkreq_pin" = "0" # wifi/bt + # Disable unused clkreq of PCIe root ports + register "pcie_rp1_clkreq_pin" = "CLKREQ_DISABLED" + register "pcie_rp2_clkreq_pin" = "CLKREQ_DISABLED" + register "pcie_rp3_clkreq_pin" = "CLKREQ_DISABLED" + register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED" + register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED" + + # GPIO for PERST_0 + # If the Board has PERST_0 signal, assign the GPIO + # If the Board does not have PERST_0, assign GPIO_PRT0_UDEF + register "prt0_gpio" = "GPIO_PRT0_UDEF" + + # EMMC TX DATA Delay 1 + # Refer to EDS-Vol2-22.3. + # [14:8] steps of delay for HS400, each 125ps. + # [6:0] steps of delay for SDR104/HS200, each 125ps. + register "emmc_tx_data_cntl1" = "0x0C16" + + # EMMC TX DATA Delay 2 + # Refer to EDS-Vol2-22.3. + # [30:24] steps of delay for SDR50, each 125ps. + # [22:16] steps of delay for DDR50, each 125ps. + # [14:8] steps of delay for SDR25/HS50, each 125ps. + # [6:0] steps of delay for SDR12, each 125ps. + register "emmc_tx_data_cntl2" = "0x28162828" + + # EMMC RX CMD/DATA Delay 1 + # Refer to EDS-Vol2-22.3. + # [30:24] steps of delay for SDR50, each 125ps. + # [22:16] steps of delay for DDR50, each 125ps. + # [14:8] steps of delay for SDR25/HS50, each 125ps. + # [6:0] steps of delay for SDR12, each 125ps. + register "emmc_rx_cmd_data_cntl1" = "0x00181717" + + # EMMC RX CMD/DATA Delay 2 + # Refer to EDS-Vol2-22.3. + # [17:16] stands for Rx Clock before Output Buffer + # [14:8] steps of delay for Auto Tuning Mode, each 125ps. + # [6:0] steps of delay for HS200, each 125ps. + register "emmc_rx_cmd_data_cntl2" = "0x10008" + + # Enable DPTF + register "dptf_enable" = "1" + + # Enable Audio Clock and Power gating + register "hdaudio_clk_gate_enable" = "1" + register "hdaudio_pwr_gate_enable" = "1" + register "hdaudio_bios_config_lockdown" = "1" + + # Enable lpss s0ix + register "lpss_s0ix_enable" = "1" + + # GPE configuration + # Note that GPE events called out in ASL code rely on this + # route, i.e., if this route changes then the affected GPE + # offset bits also need to be changed. This sets the PMC register + # GPE_CFG fields. + register "gpe0_dw1" = "PMC_GPE_N_31_0" + register "gpe0_dw2" = "PMC_GPE_N_63_32" + register "gpe0_dw3" = "PMC_GPE_SW_31_0" + + # Enable I2C2 bus early for TPM access + register "i2c[2].early_init" = "1" + + # Minimum SLP S3 assertion width 28ms. + register "slp_s3_assertion_width_usecs" = "28000" + + device domain 0 on + device pci 00.0 on end # - Host Bridge + device pci 00.1 on end # - DPTF + device pci 00.2 on end # - NPK + device pci 02.0 on end # - Gen + device pci 03.0 on end # - Iunit + device pci 0d.0 on end # - P2SB + device pci 0d.1 on end # - PMC + device pci 0d.2 on end # - SPI + device pci 0d.3 on end # - Shared SRAM + device pci 0e.0 on # - Audio + chip drivers/generic/max98357a + register "sdmode_gpio" = "ACPI_GPIO_OUTPUT(GPIO_76)" + device generic 0 on end + end + end + device pci 11.0 off end # - ISH + device pci 12.0 off end # - SATA + device pci 13.0 off end # - Root Port 2 - PCIe-A 0 + device pci 13.1 off end # - Root Port 3 - PCIe-A 1 + device pci 13.2 off end # - Root Port 4 - PCIe-A 2 + device pci 13.3 off end # - Root Port 5 - PCIe-A 3 + device pci 14.0 on + chip drivers/intel/wifi + register "wake" = "GPE0_DW3_00" + device pci 00.0 on end + end + end # - Root Port 0 - PCIe-B 0 - Wifi + device pci 14.1 off end # - Root Port 1 - PCIe-B 1 + device pci 15.0 on end # - XHCI + device pci 15.1 off end # - XDCI + device pci 16.0 on # - I2C 0 + chip drivers/i2c/da7219 + register "irq" = "IRQ_LEVEL_LOW(GPIO_116_IRQ)" + register "btn_cfg" = "50" + register "mic_det_thr" = "500" + register "jack_ins_deb" = "20" + register "jack_det_rate" = ""32ms_64ms"" + register "jack_rem_deb" = "1" + register "a_d_btn_thr" = "0xa" + register "d_b_btn_thr" = "0x16" + register "b_c_btn_thr" = "0x21" + register "c_mic_btn_thr" = "0x3e" + register "btn_avg" = "4" + register "adc_1bit_rpt" = "1" + register "micbias_lvl" = "2600" + register "mic_amp_in_sel" = ""diff"" + device i2c 1a on end + end + end + device pci 16.1 on end # - I2C 1 + device pci 16.2 on + chip drivers/i2c/tpm + register "hid" = ""GOOG0005"" + register "irq" = "IRQ_EDGE_LOW(GPIO_28_IRQ)" + device i2c 50 on end + end + end # - I2C 2 + device pci 16.3 on + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)" + register "probed" = "1" + device i2c 10 on end + end + end # - I2C 3 + device pci 17.0 on + chip drivers/i2c/generic + register "hid" = ""ELAN0000"" + register "desc" = ""ELAN Touchpad"" + register "irq" = "IRQ_EDGE_LOW(GPIO_18_IRQ)" + register "wake" = "GPE0_DW1_15" + register "probed" = "1" + device i2c 15 on end + end + end # - I2C 4 + device pci 17.1 on end # - I2C 5 + device pci 17.2 on end # - I2C 6 + device pci 17.3 on end # - I2C 7 + device pci 18.0 on end # - UART 0 + device pci 18.1 on end # - UART 1 + device pci 18.2 on end # - UART 2 + device pci 18.3 on end # - UART 3 + device pci 19.0 on end # - SPI 0 + device pci 19.1 on end # - SPI 1 + device pci 19.2 on end # - SPI 2 + device pci 1a.0 on end # - PWM + device pci 1b.0 on end # - SDCARD + device pci 1c.0 on end # - eMMC + device pci 1e.0 off end # - SDIO + device pci 1f.0 on # - LPC + chip ec/google/chromeec + device pnp 0c09.0 on end + end + end + device pci 1f.1 on end # - SMBUS + end +end diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl new file mode 100644 index 0000000..43e2e93 --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl @@ -0,0 +1,89 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +#define DPTF_CPU_PASSIVE 95 +#define DPTF_CPU_CRITICAL 99 +#define DPTF_CPU_ACTIVE_AC0 90 +#define DPTF_CPU_ACTIVE_AC1 80 +#define DPTF_CPU_ACTIVE_AC2 70 +#define DPTF_CPU_ACTIVE_AC3 60 +#define DPTF_CPU_ACTIVE_AC4 50 + +#define DPTF_TSR0_SENSOR_ID 0 +#define DPTF_TSR0_SENSOR_NAME "Battery" +#define DPTF_TSR0_PASSIVE 48 +#define DPTF_TSR0_CRITICAL 70 + +#define DPTF_TSR1_SENSOR_ID 1 +#define DPTF_TSR1_SENSOR_NAME "Ambient" +#define DPTF_TSR1_PASSIVE 60 +#define DPTF_TSR1_CRITICAL 70 + +#define DPTF_TSR2_SENSOR_ID 2 +#define DPTF_TSR2_SENSOR_NAME "Charger" +#define DPTF_TSR2_PASSIVE 55 +#define DPTF_TSR2_CRITICAL 100 + +#define DPTF_ENABLE_CHARGER + +/* Charger performance states, board-specific values from charger and EC */ +Name (CHPS, Package () { + Package () { 0, 0, 0, 0, 255, 0xBB8, "mA", 0 }, /* 3A (MAX) */ + Package () { 0, 0, 0, 0, 24, 0x600, "mA", 0 }, /* 1.5A */ + Package () { 0, 0, 0, 0, 16, 0x400, "mA", 0 }, /* 1.0A */ + Package () { 0, 0, 0, 0, 8, 0x200, "mA", 0 }, /* 0.5A */ + Package () { 0, 0, 0, 0, 0, 0x000, "mA", 0 }, /* 0.0A */ +}) + +Name (DTRT, Package () { + /* CPU Throttle Effect on CPU */ + Package () { _SB.PCI0.TCPU, _SB.PCI0.TCPU, 100, 50, 0, 0, 0, 0 }, + + /* CPU Effect on Temp Sensor 0 */ + Package () { _SB.PCI0.TCPU, _SB.DPTF.TSR0, 100, 600, 0, 0, 0, 0 }, + +#ifdef DPTF_ENABLE_CHARGER + /* Charger Effect on Temp Sensor 1 */ + Package () { _SB.DPTF.TCHG, _SB.DPTF.TSR1, 200, 600, 0, 0, 0, 0 }, +#endif + + /* CPU Effect on Temp Sensor 1 */ + Package () { _SB.PCI0.TCPU, _SB.DPTF.TSR1, 100, 600, 0, 0, 0, 0 }, + + /* CPU Effect on Temp Sensor 2 */ + Package () { _SB.PCI0.TCPU, _SB.DPTF.TSR2, 100, 600, 0, 0, 0, 0 }, +}) + +Name (MPPC, Package () +{ + 0x2, /* Revision */ + Package () { /* Power Limit 1 */ + 0, /* PowerLimitIndex, 0 for Power Limit 1 */ + 1600, /* PowerLimitMinimum */ + 12000, /* PowerLimitMaximum */ + 1000, /* TimeWindowMinimum */ + 1000, /* TimeWindowMaximum */ + 200 /* StepSize */ + }, + Package () { /* Power Limit 2 */ + 1, /* PowerLimitIndex, 1 for Power Limit 2 */ + 6000, /* PowerLimitMinimum */ + 8000, /* PowerLimitMaximum */ + 1000, /* TimeWindowMinimum */ + 1000, /* TimeWindowMaximum */ + 1000 /* StepSize */ + } +}) diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/ec.h b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h new file mode 100644 index 0000000..586f106 --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h @@ -0,0 +1,21 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2016 Google 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. + */ + +#ifndef MAINBOARD_EC_H +#define MAINBOARD_EC_H + +#include <baseboard/ec.h> + +#endif diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h new file mode 100644 index 0000000..6d1ce5a --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h @@ -0,0 +1,21 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2016 Google 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. + */ + +#ifndef MAINBOARD_GPIO_H +#define MAINBOARD_GPIO_H + +#include <baseboard/gpio.h> + +#endif /* MAINBOARD_GPIO_H */ diff --git a/src/mainboard/google/reef/variants/pyro/memory.c b/src/mainboard/google/reef/variants/pyro/memory.c new file mode 100644 index 0000000..0ab8a558f --- /dev/null +++ b/src/mainboard/google/reef/variants/pyro/memory.c @@ -0,0 +1,171 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2016 Google 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 <baseboard/variants.h> +#include <gpio.h> +#include <soc/meminit.h> +#include <variant/gpio.h> + +const struct lpddr4_swizzle_cfg board_baseboard_lpddr4_swizzle = { + /* CH0_DQA[0:31] SoC pins -> U22 LPDDR4 module pins */ + .phys[LP4_PHYS_CH0A] = { + /* DQA[0:7] pins of LPDDR4 module. */ + .dqs[LP4_DQS0] = { 6, 7, 5, 4, 3, 1, 0, 2 }, + /* DQA[8:15] pins of LPDDR4 module. */ + .dqs[LP4_DQS1] = { 12, 10, 11, 13, 14, 8, 9, 15 }, + /* DQB[0:7] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS2] = { 16, 22, 23, 20, 18, 17, 19, 21 }, + /* DQB[7:15] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS3] = { 30, 28, 29, 25, 24, 26, 27, 31 }, + }, + .phys[LP4_PHYS_CH0B] = { + /* DQA[0:7] pins of LPDDR4 module. */ + .dqs[LP4_DQS0] = { 7, 3, 5, 2, 6, 0, 1, 4 }, + /* DQA[8:15] pins of LPDDR4 module. */ + .dqs[LP4_DQS1] = { 9, 14, 12, 13, 10, 11, 8, 15 }, + /* DQB[0:7] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS2] = { 20, 22, 23, 16, 19, 17, 18, 21 }, + /* DQB[7:15] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS3] = { 28, 24, 26, 27, 29, 30, 31, 25 }, + }, + .phys[LP4_PHYS_CH1A] = { + /* DQA[0:7] pins of LPDDR4 module. */ + .dqs[LP4_DQS0] = { 2, 1, 6, 7, 5, 4, 3, 0 }, + /* DQA[8:15] pins of LPDDR4 module. */ + .dqs[LP4_DQS1] = { 11, 10, 8, 9, 12, 15, 13, 14 }, + /* DQB[0:7] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS2] = { 17, 23, 19, 16, 21, 22, 20, 18 }, + /* DQB[7:15] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS3] = { 31, 29, 26, 25, 28, 27, 24, 30 }, + }, + .phys[LP4_PHYS_CH1B] = { + /* DQA[0:7] pins of LPDDR4 module. */ + .dqs[LP4_DQS0] = { 4, 3, 7, 5, 6, 1, 0, 2 }, + /* DQA[8:15] pins of LPDDR4 module. */ + .dqs[LP4_DQS1] = { 15, 9, 8, 11, 14, 13, 12, 10 }, + /* DQB[0:7] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS2] = { 20, 23, 22, 21, 18, 19, 16, 17 }, + /* DQB[7:15] pins of LPDDR4 module with offset of 16. */ + .dqs[LP4_DQS3] = { 25, 28, 30, 31, 26, 27, 24, 29 }, + }, +}; + +static const struct lpddr4_sku skus[] = { + /* + * K4F6E304HB-MGCJ - both logical channels While the parts + * are listed at 16Gb there are 2 ranks per channel so indicate + * the deneisty as 8Gb per rank. + */ + [0] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .ch0_dual_rank = 1, + .ch1_dual_rank = 1, + .part_num = "K4F6E304HB-MGCJ", + }, + /* K4F8E304HB-MGCJ - both logical channels */ + [1] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .part_num = "K4F8E304HB-MGCJ", + }, + /* + * MT53B512M32D2NP-062WT:C - both logical channels. While the parts + * are listed at 16Gb there are 2 ranks per channel so indicate + * the deneisty as 8Gb per rank. + */ + [2] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .ch0_dual_rank = 1, + .ch1_dual_rank = 1, + .part_num = "MT53B512M32D2NP", + .disable_periodic_retraining = 1, + }, + /* MT53B256M32D1NP-062 WT:C - both logical channels */ + [3] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .part_num = "MT53B256M32D1NP", + .disable_periodic_retraining = 1, + }, + /* + * H9HCNNNBPUMLHR-NLE - both logical channels. While the parts + * are listed at 16Gb there are 2 ranks per channel so indicate the + * density as 8Gb per rank. + */ + [4] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .ch0_dual_rank = 1, + .ch1_dual_rank = 1, + .part_num = "H9HCNNNBPUMLHR", + }, + /* H9HCNNN8KUMLHR-NLE - both logical channels */ + [5] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .part_num = "H9HCNNN8KUMLHR", + }, + /*Samsung 290 K4F6E304HB-MGCH 16Gb dual-ch*/ + [0xe] = { + .speed = LP4_SPEED_2400, + .ch0_rank_density = LP4_8Gb_DENSITY, + .ch1_rank_density = LP4_8Gb_DENSITY, + .ch0_dual_rank = 1, + .ch1_dual_rank = 1, + .part_num = "K4F6E304HBMGCH", + .disable_periodic_retraining = 1, + }, + /*Samsung 280 K4F8E304HB-MGCH 8Gb dual-ch*/ + [0xf] = { + .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 = "K4F8E304HBMGCH", + .disable_periodic_retraining = 1, + }, +}; + +static const struct lpddr4_cfg lp4cfg = { + .skus = skus, + .num_skus = ARRAY_SIZE(skus), + .swizzle_config = &board_baseboard_lpddr4_swizzle, +}; + +const struct lpddr4_cfg * variant_lpddr4_config(void) +{ + return &lp4cfg; +} + +size_t variant_memory_sku(void) +{ + gpio_t pads[] = { + [3] = MEM_CONFIG3, [2] = MEM_CONFIG2, + [1] = MEM_CONFIG1, [0] = MEM_CONFIG0, + }; + + /* Need internal pullups enabled as only pulldown stuffing options + * exist. */ + return gpio_pullup_base2_value(pads, ARRAY_SIZE(pads)); +}