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authorWerner Zeh <werner.zeh@siemens.com>2019-10-22 15:08:19 +0200
committerPatrick Georgi <pgeorgi@google.com>2019-11-11 10:34:09 +0000
commit0dc87ef90db6944a1854c5f9a6e932903ebad5a4 (patch)
tree1a7d361d6607f9311b2218f88d62be6269a0dcf1 /src/mainboard
parent6754dcda744c7ff7850024b4da1990475b0dfa7f (diff)
downloadcoreboot-0dc87ef90db6944a1854c5f9a6e932903ebad5a4.tar.xz
mb/siemens/mc_apl6: Add new mainboard based on mc_apl3
This patch adds a new mainboard variant called mc_apl6 which is based on mc_apl3. So far only the names have been adjusted with no further changes. Following commits will introduce the needed changes for this mainboard variant. Change-Id: Ic935f6cc1f037947b2c167696d40da8309e4d4f0 Signed-off-by: Werner Zeh <werner.zeh@siemens.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36668 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/siemens/mc_apl1/Kconfig2
-rw-r--r--src/mainboard/siemens/mc_apl1/Kconfig.name4
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl6/Kconfig12
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl6/Makefile.inc4
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl6/devicetree.cb107
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl6/gpio.c413
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c121
7 files changed, 663 insertions, 0 deletions
diff --git a/src/mainboard/siemens/mc_apl1/Kconfig b/src/mainboard/siemens/mc_apl1/Kconfig
index 196ca28cdc..0b8cff3318 100644
--- a/src/mainboard/siemens/mc_apl1/Kconfig
+++ b/src/mainboard/siemens/mc_apl1/Kconfig
@@ -22,6 +22,7 @@ config VARIANT_DIR
default "mc_apl3" if BOARD_SIEMENS_MC_APL3
default "mc_apl4" if BOARD_SIEMENS_MC_APL4
default "mc_apl5" if BOARD_SIEMENS_MC_APL5
+ default "mc_apl6" if BOARD_SIEMENS_MC_APL6
config DEVICETREE
string
@@ -34,6 +35,7 @@ config MAINBOARD_PART_NUMBER
default "MC APL3" if BOARD_SIEMENS_MC_APL3
default "MC APL4" if BOARD_SIEMENS_MC_APL4
default "MC APL5" if BOARD_SIEMENS_MC_APL5
+ default "MC APL6" if BOARD_SIEMENS_MC_APL6
config UART_FOR_CONSOLE
default 2
diff --git a/src/mainboard/siemens/mc_apl1/Kconfig.name b/src/mainboard/siemens/mc_apl1/Kconfig.name
index 70f314d985..225dd19d44 100644
--- a/src/mainboard/siemens/mc_apl1/Kconfig.name
+++ b/src/mainboard/siemens/mc_apl1/Kconfig.name
@@ -19,3 +19,7 @@ config BOARD_SIEMENS_MC_APL4
config BOARD_SIEMENS_MC_APL5
bool "-> MC APL5"
select BOARD_SIEMENS_BASEBOARD_MC_APL1
+
+config BOARD_SIEMENS_MC_APL6
+ bool "-> MC APL6"
+ select BOARD_SIEMENS_BASEBOARD_MC_APL1
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Kconfig b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Kconfig
new file mode 100644
index 0000000000..e0f2948a7d
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Kconfig
@@ -0,0 +1,12 @@
+
+if BOARD_SIEMENS_MC_APL6
+
+config BOARD_SPECIFIC_OPTIONS
+ def_bool y
+ select DRIVER_INTEL_I210
+ select DRIVERS_I2C_RX6110SA
+ select DRIVER_SIEMENS_NC_FPGA
+ select NC_FPGA_NOTIFY_CB_READY
+ select APL_SKIP_SET_POWER_LIMITS
+
+endif # BOARD_SIEMENS_MC_APL6
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Makefile.inc b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Makefile.inc
new file mode 100644
index 0000000000..a6b80e0832
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/Makefile.inc
@@ -0,0 +1,4 @@
+romstage-y += gpio.c
+
+ramstage-y += gpio.c
+ramstage-y += mainboard.c
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/devicetree.cb b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/devicetree.cb
new file mode 100644
index 0000000000..e1e79b44ae
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/devicetree.cb
@@ -0,0 +1,107 @@
+chip soc/intel/apollolake
+
+ device cpu_cluster 0 on
+ device lapic 0 on end
+ end
+
+ register "sci_irq" = "SCIS_IRQ10"
+
+ # Disable unused clkreq of PCIe root ports
+ register "pcie_rp_clkreq_pin[0]" = "CLKREQ_DISABLED"
+ register "pcie_rp_clkreq_pin[1]" = "CLKREQ_DISABLED"
+ register "pcie_rp_clkreq_pin[2]" = "CLKREQ_DISABLED"
+ register "pcie_rp_clkreq_pin[3]" = "CLKREQ_DISABLED"
+ register "pcie_rp_clkreq_pin[4]" = "CLKREQ_DISABLED"
+ register "pcie_rp_clkreq_pin[5]" = "CLKREQ_DISABLED"
+
+ # 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"
+
+ # 0:HS400(Default), 1:HS200, 2:DDR50
+ register "emmc_host_max_speed" = "1"
+
+ device domain 0 on
+ device pci 00.0 on end # - Host Bridge
+ device pci 00.1 off end # - DPTF
+ device pci 00.2 off end # - NPK
+ device pci 02.0 on end # - Gen - Display
+ device pci 03.0 off end # - Iunit
+ device pci 0d.0 on end # - P2SB
+ device pci 0d.1 off end # - PMC
+ device pci 0d.2 on end # - SPI
+ device pci 0d.3 off end # - Shared SRAM
+ device pci 0e.0 on end # - Audio
+ device pci 11.0 on end # - ISH
+ device pci 12.0 on end # - SATA
+ device pci 13.0 on end # - RP 2 - PCIe A 0
+ device pci 13.1 on end # - RP 3 - PCIe A 1
+ device pci 13.2 on end # - RP 4 - PCIe-A 2
+ device pci 13.3 on end # - RP 5 - PCIe-A 3
+ device pci 14.0 on end # - RP 0 - PCIe-B 0
+ device pci 14.1 on end # - RP 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
+ # Enable external RTC chip
+ chip drivers/i2c/rx6110sa
+ register "pmon_sampling" = "PMON_SAMPL_256_MS"
+ register "bks_on" = "0"
+ register "bks_off" = "1"
+ register "iocut_en" = "1"
+ register "set_user_date" = "1"
+ register "user_year" = "04"
+ register "user_month" = "07"
+ register "user_day" = "01"
+ register "user_weekday" = "4"
+ device i2c 0x32 on end # RTC RX6110 SA
+ end
+ end
+ device pci 16.1 off end # - I2C 1
+ device pci 16.2 off end # - I2C 2
+ device pci 16.3 off end # - I2C 3
+ device pci 17.0 off end # - I2C 4
+ device pci 17.1 off end # - I2C 5
+ device pci 17.2 off end # - I2C 6
+ device pci 17.3 off 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 off end # - SPI 0
+ device pci 19.1 off end # - SPI 1
+ device pci 19.2 off end # - SPI 2
+ device pci 1a.0 off end # - PWM
+ device pci 1b.0 off end # - SDCARD
+ device pci 1c.0 on end # - eMMC
+ device pci 1d.0 off end # - UFS
+ device pci 1e.0 off end # - SDIO
+ device pci 1f.0 on end # - LPC
+ device pci 1f.1 on end # - SMBUS
+ end
+end
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/gpio.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/gpio.c
new file mode 100644
index 0000000000..7401c74a01
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/gpio.c
@@ -0,0 +1,413 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ * Copyright (C) 2017-2018 Siemens AG
+ *
+ * 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 <commonlib/helpers.h>
+#include <baseboard/variants.h>
+
+/*
+ * Pad configuration in ramstage. The order largely follows the 'GPIO Muxing'
+ * table found in EDS vol 1, but some pins aren't grouped functionally in
+ * the table so those were moved for more logical grouping.
+ */
+static const struct pad_config gpio_table[] = {
+
+ /* Southwest Community */
+
+ /* PCIE_WAKE[0:3]_N */
+ PAD_CFG_NF(GPIO_205, NONE, DEEP, NF1), /* PCIE_WAKE0_N */
+ PAD_CFG_NF(GPIO_206, NONE, DEEP, NF1), /* PCIE_WAKE1_N */
+ PAD_CFG_NF(GPIO_207, NONE, DEEP, NF1), /* PCIE_WAKE2_N */
+ PAD_CFG_NF(GPIO_208, NONE, DEEP, NF1), /* PCIE_WAKE3_N */
+
+ /* EMMC interface. */
+ PAD_CFG_NF(GPIO_156, DN_20K, DEEP, NF1), /* EMMC_CLK */
+ PAD_CFG_NF(GPIO_157, UP_20K, DEEP, NF1), /* EMMC_D0 */
+ PAD_CFG_NF(GPIO_158, UP_20K, DEEP, NF1), /* EMMC_D1 */
+ PAD_CFG_NF(GPIO_159, UP_20K, DEEP, NF1), /* EMMC_D2 */
+ PAD_CFG_NF(GPIO_160, UP_20K, DEEP, NF1), /* EMMC_D3 */
+ PAD_CFG_NF(GPIO_161, UP_20K, DEEP, NF1), /* EMMC_D4 */
+ PAD_CFG_NF(GPIO_162, UP_20K, DEEP, NF1), /* EMMC_D5 */
+ PAD_CFG_NF(GPIO_163, UP_20K, DEEP, NF1), /* EMMC_D6 */
+ PAD_CFG_NF(GPIO_164, UP_20K, DEEP, NF1), /* EMMC_D7 */
+ PAD_CFG_NF(GPIO_165, UP_20K, DEEP, NF1), /* EMMC_CMD */
+ PAD_CFG_NF(GPIO_182, DN_20K, DEEP, NF1), /* EMMC_RCLK */
+
+ /* SDIO -- unused */
+ PAD_CFG_GPI(GPIO_166, DN_20K, DEEP), /* SDIO_CLK */
+ PAD_CFG_GPI(GPIO_167, UP_20K, DEEP), /* SDIO_D0 */
+ /* Configure SDIO to enable power gating. */
+ PAD_CFG_NF(GPIO_168, UP_20K, DEEP, NF1), /* SDIO_D1 */
+ PAD_CFG_GPI(GPIO_169, UP_20K, DEEP), /* SDIO_D2 */
+ PAD_CFG_GPI(GPIO_170, UP_20K, DEEP), /* SDIO_D3 */
+ PAD_CFG_GPI(GPIO_171, UP_20K, DEEP), /* SDIO_CMD */
+
+ /* SDCARD */
+ /* Pull down clock by 20K. */
+ PAD_CFG_NF(GPIO_172, DN_20K, DEEP, NF1), /* SDCARD_CLK */
+ PAD_CFG_NF(GPIO_173, UP_20K, DEEP, NF1), /* SDCARD_D0 */
+ PAD_CFG_NF(GPIO_174, UP_20K, DEEP, NF1), /* SDCARD_D1 */
+ PAD_CFG_NF(GPIO_175, UP_20K, DEEP, NF1), /* SDCARD_D2 */
+ PAD_CFG_NF(GPIO_176, UP_20K, DEEP, NF1), /* SDCARD_D3 */
+ /* Card detect is active LOW with external pull up. */
+ PAD_CFG_NF(GPIO_177, UP_20K, DEEP, NF1), /* SDCARD_CD_N */
+ PAD_CFG_NF(GPIO_178, UP_20K, DEEP, NF1), /* SDCARD_CMD */
+ /* CLK feedback, internal signal, needs 20K pull down. */
+ PAD_CFG_NF(GPIO_179, DN_20K, DEEP, NF1), /* SDCARD_CLK_FB */
+ PAD_CFG_GPI(GPIO_186, UP_20K, DEEP), /* SDCARD_LVL_WP */
+ /* EN_SD_SOCKET_PWR_L for SD slot power control. Default on. */
+ PAD_CFG_TERM_GPO(GPIO_183, 1, DN_20K, DEEP), /* SDIO_PWR_DOWN_N */
+
+ /* SMBus */
+ PAD_CFG_GPI(SMB_ALERTB, UP_20K, DEEP), /* SMB_ALERT _N */
+ PAD_CFG_NF(SMB_CLK, NONE, DEEP, NF1), /* SMB_CLK */
+ PAD_CFG_NF(SMB_DATA, NONE, DEEP, NF1), /* SMB_DATA */
+
+ /* LPC */
+ PAD_CFG_NF(LPC_ILB_SERIRQ, NONE, DEEP, NF1), /* LPC_SERIRQ */
+ PAD_CFG_NF(LPC_CLKOUT0, DN_20K, DEEP, NF1), /* LPC_CLKOUT0 */
+ PAD_CFG_GPI(LPC_CLKOUT1, UP_20K, DEEP), /* LPC_CLKOUT1 */
+ PAD_CFG_NF(LPC_AD0, NONE, DEEP, NF1), /* LPC_AD0 */
+ PAD_CFG_NF(LPC_AD1, NONE, DEEP, NF1), /* LPC_AD1 */
+ PAD_CFG_NF(LPC_AD2, NONE, DEEP, NF1), /* LPC_AD2 */
+ PAD_CFG_NF(LPC_AD3, NONE, DEEP, NF1), /* LPC_AD3 */
+ PAD_CFG_NF(LPC_CLKRUNB, NONE, DEEP, NF1), /* LPC_CLKRUN_N */
+ PAD_CFG_NF(LPC_FRAMEB, NONE, DEEP, NF1), /* LPC_FRAME_N */
+
+ /* West Community */
+
+ /* I2C0 - I2C Level Shifter */
+ PAD_CFG_NF(GPIO_124, NONE, DEEP, NF1), /* LPSS_I2C0_SDA */
+ PAD_CFG_NF(GPIO_125, NONE, DEEP, NF1), /* LPSS_I2C0_SCL */
+
+ /* I2C[1:7] -- unused */
+ PAD_CFG_GPI(GPIO_126, UP_20K, DEEP), /* LPSS_I2C1_SDA */
+ PAD_CFG_GPI(GPIO_127, UP_20K, DEEP), /* LPSS_I2C1_SCL */
+ PAD_CFG_GPI(GPIO_128, UP_20K, DEEP), /* LPSS_I2C2_SDA */
+ PAD_CFG_GPI(GPIO_129, UP_20K, DEEP), /* LPSS_I2C2_SCL */
+ PAD_CFG_GPI(GPIO_130, UP_20K, DEEP), /* LPSS_I2C3_SDA */
+ PAD_CFG_GPI(GPIO_131, UP_20K, DEEP), /* LPSS_I2C3_SCL */
+ PAD_CFG_GPI(GPIO_132, UP_20K, DEEP), /* LPSS_I2C4_SDA */
+ PAD_CFG_GPI(GPIO_133, UP_20K, DEEP), /* LPSS_I2C4_SCL */
+ PAD_CFG_GPI(GPIO_134, UP_20K, DEEP), /* LPSS_I2C5_SDA */
+ PAD_CFG_GPI(GPIO_135, UP_20K, DEEP), /* LPSS_I2C5_SCL */
+ PAD_CFG_GPI(GPIO_136, UP_20K, DEEP), /* LPSS_I2C6_SDA */
+ PAD_CFG_GPI(GPIO_137, UP_20K, DEEP), /* LPSS_I2C6_SCL */
+ PAD_CFG_GPI(GPIO_138, UP_20K, DEEP), /* LPSS_I2C7_SDA */
+ PAD_CFG_GPI(GPIO_139, UP_20K, DEEP), /* LPSS_I2C7_SCL */
+
+ /* ISH_GPIO_[0:9] -- unused */
+ PAD_CFG_GPI(GPIO_146, DN_20K, DEEP), /* ISH_GPIO_0 */
+ PAD_CFG_GPI(GPIO_147, DN_20K, DEEP), /* ISH_GPIO_1 */
+ PAD_CFG_GPI(GPIO_148, DN_20K, DEEP), /* ISH_GPIO_2 */
+ PAD_CFG_GPI(GPIO_149, DN_20K, DEEP), /* ISH_GPIO_3 */
+ PAD_CFG_GPI(GPIO_150, DN_20K, DEEP), /* ISH_GPIO_4 */
+ PAD_CFG_GPI(GPIO_151, DN_20K, DEEP), /* ISH_GPIO_5 */
+ PAD_CFG_GPI(GPIO_152, DN_20K, DEEP), /* ISH_GPIO_6 */
+ PAD_CFG_GPI(GPIO_153, DN_20K, DEEP), /* ISH_GPIO_7 */
+ PAD_CFG_GPI(GPIO_154, DN_20K, DEEP), /* ISH_GPIO_8 */
+ PAD_CFG_GPI(GPIO_155, DN_20K, DEEP), /* ISH_GPIO_9 */
+
+ /* PCIE_CLKREQ[0:3]_N */
+ PAD_CFG_NF(GPIO_209, NONE, DEEP, NF1),
+ PAD_CFG_NF(GPIO_210, NONE, DEEP, NF1),
+ PAD_CFG_NF(GPIO_211, NONE, DEEP, NF1),
+ PAD_CFG_NF(GPIO_212, NONE, DEEP, NF1),
+
+ /* OSC_CLK_OUT_0 - RES_CLK_CPU_FPGA */
+ PAD_CFG_NF(OSC_CLK_OUT_0, DN_20K, DEEP, NF1),
+ /* OSC_CLK_OUT_[1:4] -- unused */
+ PAD_CFG_GPI(OSC_CLK_OUT_1, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_2, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_3, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_4, DN_20K, DEEP),
+
+ /* PMU Signals */
+ PAD_CFG_GPI(PMU_AC_PRESENT, NONE, DEEP), /* PMU_AC_PRESENT */
+ PAD_CFG_NF(PMU_BATLOW_B, UP_20K, DEEP, NF1), /* PMU_BATLOW_N */
+ PAD_CFG_NF(PMU_PLTRST_B, NONE, DEEP, NF1), /* PMU_PLTRST_N */
+ PAD_CFG_NF(PMU_PWRBTN_B, UP_20K, DEEP, NF1), /* PMU_PWRBTN_N */
+ PAD_CFG_NF(PMU_RESETBUTTON_B, NONE, DEEP, NF1), /* PMU_RSTBTN_N */
+ /* PMU_SLP_S0_N */
+ PAD_CFG_NF_IOSSTATE(PMU_SLP_S0_B, NONE, DEEP, NF1, IGNORE),
+ PAD_CFG_NF(PMU_SLP_S3_B, NONE, DEEP, NF1), /* PMU_SLP_S3_N */
+ PAD_CFG_NF(PMU_SLP_S4_B, NONE, DEEP, NF1), /* PMU_SLP_S4_N */
+ PAD_CFG_NF(PMU_SUSCLK, NONE, DEEP, NF1), /* PMU_SUSCLK */
+ PAD_CFG_TERM_GPO(PMU_WAKE_B, 1, UP_20K, DEEP), /* EN_PP3300_EMMC */
+ PAD_CFG_NF(SUS_STAT_B, NONE, DEEP, NF1), /* SUS_STAT_N */
+ PAD_CFG_NF(SUSPWRDNACK, NONE, DEEP, NF1), /* SUSPWRDNACK */
+
+ /* Northwest Community */
+
+ /* DDI0 SDA and SCL -- unused */
+ PAD_CFG_GPI(GPIO_187, DN_20K, DEEP), /* HV_DDI0_DDC_SDA */
+ PAD_CFG_GPI(GPIO_188, DN_20K, DEEP), /* HV_DDI0_DDC_SCL */
+ /* DDI1 SDA and SCL - Display-Port */
+ PAD_CFG_NF(GPIO_189, NONE, DEEP, NF1), /* HV_DDI1_DDC_SDA */
+ PAD_CFG_NF(GPIO_190, NONE, DEEP, NF1), /* HV_DDI1_DDC_SCL */
+
+ /* MIPI I2C -- unused */
+ PAD_CFG_GPI(GPIO_191, DN_20K, DEEP), /* MIPI_I2C_SDA */
+ PAD_CFG_GPI(GPIO_192, DN_20K, DEEP), /* MIPI_I2C_SCL */
+
+ /* Panel 0 control -- unused */
+ PAD_CFG_TERM_GPO(GPIO_193, 0, DN_20K, DEEP), /* PNL0_VDDEN */
+ PAD_CFG_TERM_GPO(GPIO_194, 0, DN_20K, DEEP), /* PNL0_BKLTEN */
+ PAD_CFG_TERM_GPO(GPIO_195, 0, DN_20K, DEEP), /* PNL0_BKLTCTL */
+
+ /* Panel 1 control -- unused */
+ PAD_CFG_GPI(GPIO_196, DN_20K, DEEP), /* PNL1_VDDEN */
+ PAD_CFG_GPI(GPIO_197, DN_20K, DEEP), /* PNL1_BKLTEN */
+ PAD_CFG_GPI(GPIO_198, DN_20K, DEEP), /* PNL1_BKLTCTL */
+
+ /* DDI[0:1]_HPD -- unused */
+ PAD_CFG_GPI(GPIO_199, NONE, DEEP), /* XHPD_DP */
+ PAD_CFG_GPI(GPIO_200, DN_20K, DEEP), /* unused */
+
+ /* MDSI signals -- unused */
+ PAD_CFG_GPI(GPIO_201, DN_20K, DEEP), /* MDSI_A_TE */
+ PAD_CFG_GPI(GPIO_202, DN_20K, DEEP), /* MDSI_C_TE */
+
+ /* USB overcurrent pins. */
+ PAD_CFG_NF(GPIO_203, NONE, DEEP, NF1), /* USB_OC0_N */
+ PAD_CFG_NF(GPIO_204, NONE, DEEP, NF1), /* USB_OC1_N */
+
+ /* PMC SPI -- almost entirely unused. */
+ PAD_CFG_GPI(PMC_SPI_FS0, UP_20K, DEEP), /* CLP_NC */
+ PAD_CFG_NF(PMC_SPI_FS1, UP_20K, DEEP, NF2), /* XHPD_EDP_APL */
+ PAD_CFG_GPI(PMC_SPI_FS2, UP_20K, DEEP),
+ PAD_CFG_GPI(PMC_SPI_RXD, DN_20K, DEEP),
+ PAD_CFG_GPI(PMC_SPI_TXD, DN_20K, DEEP),
+ PAD_CFG_GPI(PMC_SPI_CLK, DN_20K, DEEP),
+
+ /* PMIC Signals unused signals related to an old PMIC interface. */
+ PAD_CFG_NF(PMIC_PWRGOOD, UP_20K, DEEP, NF1), /* PMIC_PWRGOOD */
+ PAD_CFG_GPI(PMIC_RESET_B, DN_20K, DEEP), /* PMIC_RESET_B */
+ PAD_CFG_TERM_GPO(GPIO_213, 0, DN_20K, DEEP), /* NFC_OUT_RESERVE */
+ PAD_CFG_TERM_GPO(GPIO_214, 0, DN_20K, DEEP), /* NFC_EN */
+ PAD_CFG_GPI(GPIO_215, DN_20K, DEEP), /* NFC_IN_RESERVE */
+ /* THERMTRIP_N */
+ PAD_CFG_NF(PMIC_THERMTRIP_B, UP_20K, DEEP, NF1),
+ PAD_CFG_TERM_GPO(PMIC_STDBY, 0, DN_20K, DEEP), /* unused */
+ PAD_CFG_NF(PROCHOT_B, NONE, DEEP, NF1), /* PROCHOT_N */
+ PAD_CFG_NF(PMIC_I2C_SCL, NONE, DEEP, NF1), /* PMIC_I2C_SCL */
+ PAD_CFG_NF(PMIC_I2C_SDA, NONE, DEEP, NF1), /* PMIC_I2C_SDA */
+
+ /* I2S1 -- unused */
+ PAD_CFG_GPI(GPIO_74, DN_20K, DEEP), /* I2S1_MCLK */
+ PAD_CFG_GPI(GPIO_75, DN_20K, DEEP), /* I2S1_BCLK */
+ PAD_CFG_GPI(GPIO_76, DN_20K, DEEP), /* I2S1_WS_SYNC */
+ PAD_CFG_GPI(GPIO_77, DN_20K, DEEP), /* I2S1_SDI */
+ PAD_CFG_GPI(GPIO_78, DN_20K, DEEP), /* I2S1_SDO */
+
+ /* DMIC or I2S4 -- unused */
+ PAD_CFG_GPI(GPIO_79, DN_20K, DEEP), /* AVS_M_CLK_A1 */
+ PAD_CFG_GPI(GPIO_80, DN_20K, DEEP), /* AVS_M_CLK_B1 */
+ PAD_CFG_GPI(GPIO_81, DN_20K, DEEP), /* AVS_M_DATA_1 */
+ PAD_CFG_GPI(GPIO_82, DN_20K, DEEP), /* AVS_M_CLK_AB2 */
+ PAD_CFG_GPI(GPIO_83, DN_20K, DEEP), /* AVS_M_DATA_2 */
+
+ /* I2S2 -- unused */
+ PAD_CFG_GPI(GPIO_84, DN_20K, DEEP), /* AVS_I2S2_MCLK */
+ PAD_CFG_GPI(GPIO_85, DN_20K, DEEP), /* AVS_I2S2_BCLK */
+ PAD_CFG_GPI(GPIO_86, DN_20K, DEEP), /* AVS_I2S2_WS_SYNC */
+ PAD_CFG_GPI(GPIO_87, DN_20K, DEEP), /* AVS_I2S2_SDI */
+ PAD_CFG_GPI(GPIO_88, DN_20K, DEEP), /* AVS_I2S2_SDO */
+
+ /* I2S3 -- unused */
+ PAD_CFG_GPI(GPIO_89, DN_20K, DEEP), /* AVS_I2S3_BCLK */
+ PAD_CFG_GPI(GPIO_90, DN_20K, DEEP), /* AVS_I2S3_WS_SYNC */
+ PAD_CFG_GPI(GPIO_91, DN_20K, DEEP), /* AVS_I2S3_SDI */
+ PAD_CFG_GPI(GPIO_92, DN_20K, DEEP), /* AVS_I2S3_SDO */
+
+ /* Fast SPI */
+ /* FST_SPI_CS0_B */
+ PAD_CFG_NF_IOSSTATE(GPIO_97, NATIVE, DEEP, NF1, IGNORE),
+ /* FST_SPI_CS1_B -- unused */
+ PAD_CFG_GPI(GPIO_98, DN_20K, DEEP),
+ /* FST_SPI_MOSI_IO0 */
+ PAD_CFG_NF_IOSSTATE(GPIO_99, NATIVE, DEEP, NF1, IGNORE),
+ /* FST_SPI_MISO_IO1 */
+ PAD_CFG_NF_IOSSTATE(GPIO_100, NATIVE, DEEP, NF1, IGNORE),
+ /* FST_IO2 -- MEM_CONFIG0 */
+ PAD_CFG_NF(GPIO_101, NATIVE, DEEP, NF1),
+ /* FST_IO3 -- MEM_CONFIG1 */
+ PAD_CFG_NF(GPIO_102, NATIVE, DEEP, NF1),
+ /* FST_SPI_CLK */
+ PAD_CFG_NF_IOSSTATE(GPIO_103, NATIVE, DEEP, NF1, IGNORE),
+ /* FST_SPI_CLK_FB */
+ PAD_CFG_NF_IOSSTATE(FST_SPI_CLK_FB, NATIVE, DEEP, NF1, IGNORE),
+
+ /* SIO_SPI_0 -- unused */
+ PAD_CFG_GPI(GPIO_104, DN_20K, DEEP), /* GP_SSP_0_CLK */
+ PAD_CFG_GPI(GPIO_105, DN_20K, DEEP), /* GP_SSP_0_FS0 */
+ PAD_CFG_GPI(GPIO_106, UP_20K, DEEP), /* GP_SSP_0_FS1 */
+ PAD_CFG_GPI(GPIO_109, DN_20K, DEEP), /* GP_SSP_0_RXD */
+ PAD_CFG_GPI(GPIO_110, DN_20K, DEEP), /* GP_SSP_0_TXD */
+
+ /* SIO_SPI_1 -- unused */
+ PAD_CFG_GPI(GPIO_111, DN_20K, DEEP), /* GP_SSP_1_CLK */
+ PAD_CFG_GPI(GPIO_112, DN_20K, DEEP), /* GP_SSP_1_FS0 */
+ PAD_CFG_GPI(GPIO_113, DN_20K, DEEP), /* GP_SSP_1_FS1 */
+ PAD_CFG_GPI(GPIO_116, DN_20K, DEEP), /* GP_SSP_1_RXD */
+ PAD_CFG_GPI(GPIO_117, DN_20K, DEEP), /* GP_SSP_1_TXD */
+
+ /* SIO_SPI_2 -- unused */
+ PAD_CFG_GPI(GPIO_118, DN_20K, DEEP), /* GP_SSP_2_CLK */
+ PAD_CFG_GPI(GPIO_119, DN_20K, DEEP), /* GP_SSP_2_FS0 */
+ PAD_CFG_GPI(GPIO_120, DN_20K, DEEP), /* GP_SSP_2_FS1 */
+ PAD_CFG_GPI(GPIO_121, DN_20K, DEEP), /* GP_SSP_2_FS2 */
+ PAD_CFG_GPI(GPIO_122, DN_20K, DEEP), /* GP_SSP_2_RXD */
+ PAD_CFG_GPI(GPIO_123, NONE, DEEP), /* GP_SSP_2_TXD */
+
+ /* North Community */
+
+ /* Debug tracing. */
+ PAD_CFG_GPI(GPIO_0, DN_20K, DEEP), /* TRACE_0_CLK_VNN */
+ PAD_CFG_GPI(GPIO_1, DN_20K, DEEP), /* TRACE_0_DATA0_VNN */
+ PAD_CFG_GPI(GPIO_2, DN_20K, DEEP), /* TRACE_0_DATA1_VNN */
+ PAD_CFG_GPI(GPIO_3, DN_20K, DEEP), /* TRACE_0_DATA2_VNN */
+ PAD_CFG_GPI(GPIO_4, DN_20K, DEEP), /* TRACE_0_DATA3_VNN */
+ PAD_CFG_GPI(GPIO_5, DN_20K, DEEP), /* TRACE_0_DATA4_VNN */
+ PAD_CFG_GPI(GPIO_6, DN_20K, DEEP), /* TRACE_0_DATA5_VNN */
+ PAD_CFG_GPI(GPIO_7, DN_20K, DEEP), /* TRACE_0_DATA6_VNN */
+ PAD_CFG_GPI(GPIO_8, DN_20K, DEEP), /* TRACE_0_DATA7_VNN */
+
+ PAD_CFG_GPI(GPIO_9, DN_20K, DEEP), /* TRACE_1_CLK_VNN */
+ PAD_CFG_GPI(GPIO_10, DN_20K, DEEP), /* TRACE_1_DATA0_VNN */
+ PAD_CFG_GPI(GPIO_11, DN_20K, DEEP), /* TRACE_1_DATA1_VNN */
+ PAD_CFG_GPI(GPIO_12, DN_20K, DEEP), /* TRACE_1_DATA2_VNN */
+ PAD_CFG_GPI(GPIO_13, DN_20K, DEEP), /* TRACE_1_DATA3_VNN */
+ PAD_CFG_GPI(GPIO_14, DN_20K, DEEP), /* TRACE_1_DATA4_VNN */
+ PAD_CFG_GPI(GPIO_15, DN_20K, DEEP), /* TRACE_1_DATA5_VNN */
+ PAD_CFG_GPI(GPIO_16, DN_20K, DEEP), /* TRACE_1_DATA6_VNN */
+ PAD_CFG_GPI(GPIO_17, DN_20K, DEEP), /* TRACE_1_DATA7_VNN */
+
+ PAD_CFG_GPI(GPIO_18, DN_20K, DEEP), /* TRACE_2_CLK_VNN */
+ PAD_CFG_GPI(GPIO_19, DN_20K, DEEP), /* TRACE_2_DATA0_VNN */
+ PAD_CFG_GPI(GPIO_20, DN_20K, DEEP), /* TRACE_2_DATA1_VNN */
+ PAD_CFG_GPI(GPIO_21, DN_20K, DEEP), /* TRACE_2_DATA2_VNN */
+ PAD_CFG_GPI(GPIO_22, DN_20K, DEEP), /* TRACE_2_DATA3_VNN */
+ PAD_CFG_GPI(GPIO_23, DN_20K, DEEP), /* TRACE_2_DATA4_VNN */
+ PAD_CFG_GPI(GPIO_24, DN_20K, DEEP), /* TRACE_2_DATA5_VNN */
+ PAD_CFG_GPI(GPIO_25, DN_20K, DEEP), /* TRACE_2_DATA6_VNN */
+ PAD_CFG_GPI(GPIO_26, DN_20K, DEEP), /* TRACE_2_DATA7_VNN */
+
+ PAD_CFG_GPI(GPIO_27, DN_20K, DEEP), /* TRIGOUT_0 */
+ PAD_CFG_GPI(GPIO_28, DN_20K, DEEP), /* TRIGOUT_1 */
+ PAD_CFG_GPI(GPIO_29, DN_20K, DEEP), /* TRIGIN_0 */
+
+ PAD_CFG_GPI(GPIO_30, DN_20K, DEEP), /* ISH_GPIO_12 */
+ PAD_CFG_TERM_GPO(GPIO_31, 1, UP_20K, DEEP), /* ISH_GPIO_13 */
+ PAD_CFG_GPI(GPIO_32, UP_20K, DEEP), /* ISH_GPIO_14 */
+ PAD_CFG_GPI(GPIO_33, DN_20K, DEEP), /* ISH_GPIO_15 */
+
+ /* PWM[0:3] -- unused */
+ PAD_CFG_GPI(GPIO_34, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_35, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_36, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_37, DN_20K, DEEP),
+
+ /* LPSS_UART[0:2] */
+ PAD_CFG_GPI(GPIO_38, UP_20K, DEEP), /* LPSS_UART0_RXD - unused */
+ PAD_CFG_GPI(GPIO_39, DN_20K, DEEP), /* LPSS_UART0_TXD - unused */
+ PAD_CFG_GPI(GPIO_40, DN_20K, DEEP), /* LPSS_UART0_RTS - unused */
+ PAD_CFG_GPI(GPIO_41, UP_20K, DEEP), /* LPSS_UART0_CTS - unused */
+ PAD_CFG_NF(GPIO_42, UP_20K, DEEP, NF1), /* LPSS_UART1_RXD */
+ /* LPSS_UART1_TXD */
+ PAD_CFG_NF_IOSSTATE(GPIO_43, NATIVE, DEEP, NF1, Tx1RxDCRx0),
+ PAD_CFG_GPI(GPIO_44, UP_20K, DEEP), /* LPSS_UART1_RTS - unused */
+ PAD_CFG_GPI(GPIO_45, UP_20K, DEEP), /* LPSS_UART1_CTS - unused */
+ PAD_CFG_NF(GPIO_46, UP_20K, DEEP, NF1), /* LPSS_UART2_RXD */
+ /* LPSS_UART2_TXD */
+ PAD_CFG_NF_IOSSTATE(GPIO_47, NATIVE, DEEP, NF1, Tx1RxDCRx0),
+ PAD_CFG_GPI(GPIO_48, DN_20K, DEEP), /* LPSS_UART2_RTS - unused */
+ PAD_CFG_GPI(GPIO_49, UP_20K, DEEP), /* LPSS_UART2_CTS - unused */
+
+ /* Camera interface -- completely unused. */
+ PAD_CFG_GPI(GPIO_62, DN_20K, DEEP), /* GP_CAMERASB00 */
+ PAD_CFG_GPI(GPIO_63, DN_20K, DEEP), /* GP_CAMERASB01 */
+ PAD_CFG_GPI(GPIO_64, DN_20K, DEEP), /* GP_CAMERASB02 */
+ PAD_CFG_GPI(GPIO_65, DN_20K, DEEP), /* GP_CAMERASB03 */
+ PAD_CFG_GPI(GPIO_66, DN_20K, DEEP), /* GP_CAMERASB04 */
+ PAD_CFG_GPI(GPIO_67, DN_20K, DEEP), /* GP_CAMERASB05 */
+ PAD_CFG_GPI(GPIO_68, DN_20K, DEEP), /* GP_CAMERASB06 */
+ PAD_CFG_GPI(GPIO_69, DN_20K, DEEP), /* GP_CAMERASB07 */
+ PAD_CFG_GPI(GPIO_70, UP_20K, DEEP), /* GP_CAMERASB08 */
+ PAD_CFG_GPI(GPIO_71, UP_20K, DEEP), /* GP_CAMERASB09 */
+ PAD_CFG_GPI(GPIO_72, UP_20K, DEEP), /* GP_CAMERASB10 */
+ PAD_CFG_GPI(GPIO_73, UP_20K, DEEP), /* GP_CAMERASB11 */
+
+ /* CNV bridge described into IAFW Vol2. */
+ /* GPIO_[216:219] described into EDS Vol1. */
+ PAD_CFG_TERM_GPO(CNV_BRI_DT, 0, DN_20K, DEEP), /* Reserve of FPGA */
+ PAD_CFG_TERM_GPO(CNV_BRI_RSP, 0, DN_20K, DEEP), /* Reserve of FPGA */
+ PAD_CFG_TERM_GPO(CNV_RGI_DT, 0, DN_20K, DEEP), /* Reserve of FPGA */
+ PAD_CFG_NF(CNV_RGI_RSP, UP_20K, DEEP, NF1), /* eMMC */
+
+ /* Serial VID */
+ PAD_CFG_NF(SVID0_ALERT_B, NONE, DEEP, NF1), /* SVID0_ALERT_B */
+ PAD_CFG_NF(SVID0_DATA, UP_20K, DEEP, NF1), /* SVID0_DATA */
+ PAD_CFG_NF(SVID0_CLK, UP_20K, DEEP, NF1), /* SVID0_CLK */
+};
+
+const struct pad_config *variant_gpio_table(size_t *num)
+{
+ *num = ARRAY_SIZE(gpio_table);
+ return gpio_table;
+}
+
+/* GPIOs needed prior to ramstage. */
+static const struct pad_config early_gpio_table[] = {
+
+ /* Debug tracing. */
+ PAD_CFG_GPI(GPIO_0, DN_20K, DEEP), /* TRACE_0_CLK_VNN */
+ PAD_CFG_GPI(GPIO_1, DN_20K, DEEP), /* TRACE_0_DATA0_VNN */
+ PAD_CFG_GPI(GPIO_2, DN_20K, DEEP), /* TRACE_0_DATA1_VNN */
+ PAD_CFG_GPI(GPIO_3, DN_20K, DEEP), /* TRACE_0_DATA2_VNN */
+ PAD_CFG_GPI(GPIO_4, DN_20K, DEEP), /* TRACE_0_DATA3_VNN */
+ PAD_CFG_GPI(GPIO_5, DN_20K, DEEP), /* TRACE_0_DATA4_VNN */
+ PAD_CFG_GPI(GPIO_6, DN_20K, DEEP), /* TRACE_0_DATA5_VNN */
+ PAD_CFG_GPI(GPIO_7, DN_20K, DEEP), /* TRACE_0_DATA6_VNN */
+ PAD_CFG_GPI(GPIO_8, DN_20K, DEEP), /* TRACE_0_DATA7_VNN */
+
+ PAD_CFG_GPO(GPIO_13, 0, DEEP), /* PERST# */
+ PAD_CFG_GPO(GPIO_15, 0, DEEP), /* PERST# */
+ PAD_CFG_GPO(GPIO_17, 1, DEEP), /* PFET */
+ PAD_CFG_GPO(GPIO_19, 1, DEEP), /* PFET */
+ PAD_CFG_GPO(GPIO_152, 0, DEEP), /* PERST# */
+
+ /* SMBus */
+ PAD_CFG_NF(SMB_CLK, NONE, DEEP, NF1), /* SMB_CLK */
+ PAD_CFG_NF(SMB_DATA, NONE, DEEP, NF1), /* SMB_DATA */
+
+ /* LPC */
+ PAD_CFG_NF(LPC_ILB_SERIRQ, NONE, DEEP, NF1), /* LPC_SERIRQ */
+ PAD_CFG_NF(LPC_CLKOUT0, DN_20K, DEEP, NF1), /* LPC_CLKOUT0 */
+ /* LPC_CLKOUT1 - unused */
+ PAD_CFG_GPI(LPC_CLKOUT1, DN_20K, DEEP),
+ PAD_CFG_NF(LPC_AD0, NONE, DEEP, NF1), /* LPC_AD0 */
+ PAD_CFG_NF(LPC_AD1, NONE, DEEP, NF1), /* LPC_AD1 */
+ PAD_CFG_NF(LPC_AD2, NONE, DEEP, NF1), /* LPC_AD2 */
+ PAD_CFG_NF(LPC_AD3, NONE, DEEP, NF1), /* LPC_AD3 */
+ PAD_CFG_NF(LPC_CLKRUNB, NONE, DEEP, NF1), /* LPC_CLKRUN_N */
+ PAD_CFG_NF(LPC_FRAMEB, NONE, DEEP, NF1), /* LPC_FRAME_N */
+};
+
+const struct pad_config *variant_early_gpio_table(size_t *num)
+{
+ *num = ARRAY_SIZE(early_gpio_table);
+ return early_gpio_table;
+}
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c
new file mode 100644
index 0000000000..6a883c6a26
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c
@@ -0,0 +1,121 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2018 Siemens AG
+ *
+ * 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 <arch/io.h>
+#include <bootstate.h>
+#include <cf9_reset.h>
+#include <console/console.h>
+#include <device/pci_def.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include <gpio.h>
+#include <hwilib.h>
+#include <intelblocks/lpc_lib.h>
+#include <intelblocks/pcr.h>
+#include <soc/pcr_ids.h>
+#include <timer.h>
+#include <timestamp.h>
+#include <baseboard/variants.h>
+#include <types.h>
+
+#define TX_DWORD3 0xa8c
+
+void variant_mainboard_final(void)
+{
+ struct device *dev = NULL;
+ uint16_t cmd = 0;
+
+ /* PIR6 register mapping for PCIe root ports
+ * INTA#->PIRQD#, INTB#->PIRQA#, INTC#->PIRQB#, INTD#-> PIRQC#
+ */
+ pcr_write16(PID_ITSS, 0x314c, 0x2103);
+
+ /* Enable CLKRUN_EN for power gating LPC */
+ lpc_enable_pci_clk_cntl();
+
+ /*
+ * Enable LPC PCE (Power Control Enable) by setting IOSF-SB port 0xD2
+ * offset 0x341D bit3 and bit0.
+ * Enable LPC CCE (Clock Control Enable) by setting IOSF-SB port 0xD2
+ * offset 0x341C bit [3:0].
+ */
+ pcr_or32(PID_LPC, PCR_LPC_PRC, (PCR_LPC_CCE_EN | PCR_LPC_PCE_EN));
+
+ /* Set Master Enable for on-board PCI device. */
+ dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403e, 0);
+ if (dev) {
+ cmd = pci_read_config16(dev, PCI_COMMAND);
+ cmd |= PCI_COMMAND_MASTER;
+ pci_write_config16(dev, PCI_COMMAND, cmd);
+
+ /* Disable clock outputs 0 and 2-4 (CLKOUT) for upstream
+ * XIO2001 PCIe to PCI Bridge.
+ */
+ struct device *parent = dev->bus->dev;
+ if (parent && parent->device == PCI_DEVICE_ID_TI_XIO2001)
+ pci_write_config8(parent, 0xd8, 0x1d);
+ }
+
+ /* Disable clock outputs 2-5 (CLKOUT) for another XIO2001 PCIe to PCI
+ * Bridge on this mainboard.
+ */
+ dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403f, 0);
+ if (dev) {
+ struct device *parent = dev->bus->dev;
+ if (parent && parent->device == PCI_DEVICE_ID_TI_XIO2001)
+ pci_write_config8(parent, 0xd8, 0x3c);
+ }
+
+ /* Set Full Reset Bit in Reset Control Register (I/O port CF9h).
+ * When Bit 3 is set to 1 and then the reset button is pressed the PCH
+ * will drive SLP_S3 active (low). SLP_S3 is then used on the mainboard
+ * to generate the right reset timing.
+ */
+ outb(FULL_RST, RST_CNT);
+}
+
+static void wait_for_legacy_dev(void *unused)
+{
+ uint32_t legacy_delay, us_since_boot;
+ struct stopwatch sw;
+
+ /* Open main hwinfo block. */
+ if (hwilib_find_blocks("hwinfo.hex") != CB_SUCCESS)
+ return;
+
+ /* Get legacy delay parameter from hwinfo. */
+ if (hwilib_get_field(LegacyDelay, (uint8_t *) &legacy_delay,
+ sizeof(legacy_delay)) != sizeof(legacy_delay))
+ return;
+
+ us_since_boot = get_us_since_boot();
+ /* No need to wait if the time since boot is already long enough.*/
+ if (us_since_boot > legacy_delay)
+ return;
+ stopwatch_init_msecs_expire(&sw, (legacy_delay - us_since_boot) / 1000);
+ printk(BIOS_NOTICE, "Wait remaining %d of %d us for legacy devices...",
+ legacy_delay - us_since_boot, legacy_delay);
+ stopwatch_wait_until_expired(&sw);
+ printk(BIOS_NOTICE, "done!\n");
+}
+
+static void finalize_boot(void *unused)
+{
+ /* Set coreboot ready LED. */
+ gpio_output(CNV_RGI_DT, 1);
+}
+
+BOOT_STATE_INIT_ENTRY(BS_DEV_ENUMERATE, BS_ON_ENTRY, wait_for_legacy_dev, NULL);
+BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_BOOT, BS_ON_ENTRY, finalize_boot, NULL);