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siemens/mc_apl5: Add new mainboard variant mc_apl5 

This mainboard is based on mc_apl1. In a first step, it contains a copy
of mc_apl1 directory with minimum changes. Special adaptations for
mc_apl5 mainboard will follow in separate commits.

Change-Id: Icdbb116a822ffa7a3bfb7026a5d1164db56a0c46
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/29635
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
This commit is contained in:
Mario Scheithauer 2018-11-14 13:27:05 +01:00 committed by Patrick Georgi
parent 7ec15c82f4
commit 5716b4c358
8 changed files with 517 additions and 0 deletions
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2
src/mainboard/siemens/mc_apl1/Kconfig
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@ -20,6 +20,7 @@ config VARIANT_DIR
default "mc_apl2" if BOARD_SIEMENS_MC_APL2
default "mc_apl3" if BOARD_SIEMENS_MC_APL3
default "mc_apl4" if BOARD_SIEMENS_MC_APL4
default "mc_apl5" if BOARD_SIEMENS_MC_APL5
config DEVICETREE
string
@ -31,6 +32,7 @@ config MAINBOARD_PART_NUMBER
default "MC APL2" if BOARD_SIEMENS_MC_APL2
default "MC APL3" if BOARD_SIEMENS_MC_APL3
default "MC APL4" if BOARD_SIEMENS_MC_APL4
default "MC APL5" if BOARD_SIEMENS_MC_APL5
config MAX_CPUS
int

4
src/mainboard/siemens/mc_apl1/Kconfig.name
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@ -10,6 +10,10 @@ config BOARD_SIEMENS_MC_APL3
bool "-> MC APL3"
select BOARD_SIEMENS_BASEBOARD_MC_APL1
config BOARD_SIEMENS_MC_APL5
bool "-> MC APL5"
select BOARD_SIEMENS_BASEBOARD_MC_APL1
config BOARD_SIEMENS_MC_APL4
bool "-> MC APL4"
select BOARD_SIEMENS_BASEBOARD_MC_APL1

12
src/mainboard/siemens/mc_apl1/variants/mc_apl5/Kconfig Normal file
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@ -0,0 +1,12 @@
if BOARD_SIEMENS_MC_APL5
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_APL5

2
src/mainboard/siemens/mc_apl1/variants/mc_apl5/Makefile.inc Normal file
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@ -0,0 +1,2 @@
ramstage-y += mainboard.c
ramstage-y += ptn3460.c

119
src/mainboard/siemens/mc_apl1/variants/mc_apl5/devicetree.cb Normal file
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@ -0,0 +1,119 @@
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]" = "3" # PCIe-PCI-Bridge
register "pcie_rp_clkreq_pin[1]" = "2" # FPGA
register "pcie_rp_clkreq_pin[2]" = "0" # MACPHY
register "pcie_rp_clkreq_pin[3]" = "1" # MACPHY
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" = "2"
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |
#+-------------------+---------------------------+
#| I2C0 | Proximity Sensor |
#+-------------------+---------------------------+
register "common_soc_config" = "{
.i2c[0] = {
.speed = I2C_SPEED_STANDARD
},
}"
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 off 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 - MACPHY
device pci 13.1 on end # - RP 3 - PCIe A 1 - MACPHY
device pci 13.2 off end # - RP 4 - PCIe-A 2
device pci 13.3 off end # - RP 5 - PCIe-A 3
device pci 14.0 on end # - RP 0 - PCIe-B 0 - PCIe-PCI-Bridge
device pci 14.1 on end # - RP 1 - PCIe-B 1 - FPGA
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 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 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

91
src/mainboard/siemens/mc_apl1/variants/mc_apl5/include/variant/ptn3460.h Normal file
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@ -0,0 +1,91 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014-2017 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.
*/
#ifndef PTN3460_H_
#define PTN3460_H_
#include <stdint.h>
#define PTN_SLAVE_ADR 0x20
#define PTN_I2C_CONTROLLER 0
#define PTN_EDID_OFF 0x00
#define PTN_EDID_LEN 0x80
#define PTN_CONFIG_OFF 0x80
#define PTN_FLASH_CFG_OFF 0xE8
#define PTN_FLASH_CFG_LEN 0x04
#define PTN_MAX_EDID_NUM 6
/* Define some error codes that can be used. */
#define PTN_NO_ERROR 0x00000000
#define PTN_BUS_ERROR 0x10000000
#define PTN_INVALID_EDID 0x20000000
struct ptn_3460_config {
/* DiplayPort interface control. */
uint8_t dp_interface_ctrl;
/* LVDS interface control register 1. */
uint8_t lvds_interface_ctrl1;
/* LVDS interface control register 2. */
uint8_t lvds_interface_ctrl2;
/* LVDS interface control register 3. */
uint8_t lvds_interface_ctrl3;
/* Select which EDID-block is emulated. */
uint8_t edid_rom_emulation;
/* Select which EDID block to map to 0..0x7F. */
uint8_t edid_rom_access_ctrl;
/* Smallest PWM frequency for back light. */
uint8_t pwm_min[3];
/* Biggest PWM frequency for back light. */
uint8_t pwm_max[3];
/* Fast link training control register. */
uint8_t fast_link_ctrl;
/* Pin configuration control register 1. */
uint8_t pin_cfg_ctrl1;
/* Pin configuration control register 2. */
uint8_t pin_cfg_ctrl2;
/* Default PWM bit count in DPCD register. */
uint8_t pwm_default;
/* Current PWM bit count in DPCD register. */
uint16_t pwm_value;
/* Default PWM frequency in DPCD register. */
uint8_t pwm_default_freq;
/* Panel T3 timing value. */
uint8_t t3_timing;
/* Panel T12 timing value. */
uint8_t t12_timing;
/* Back light control register. */
uint8_t backlight_ctrl;
/* Panel T2 delay. */
uint8_t t2_delay;
/* Panel T4 timing value. */
uint8_t t4_timing;
/* Panel T5 delay. */
uint8_t t5_delay;
} __packed;
struct ptn_3460_flash {
/* Flash command (erase or erase and flash). */
uint8_t cmd;
/* Magic number needed by the flash algorithm. */
uint16_t magic;
/* Trigger for starting flash operation. */
uint8_t trigger;
} __packed;
int ptn3460_init(const char *hwi_block);
int ptn3460_write_edid(uint8_t edid_num, const uint8_t data[PTN_EDID_LEN]);
int ptn_select_edid(uint8_t edid_num);
#endif /* PTN3460_H_ */

110
src/mainboard/siemens/mc_apl1/variants/mc_apl5/mainboard.c Normal file
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@ -0,0 +1,110 @@
/*
* 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 <bootstate.h>
#include <console/console.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 <variant/ptn3460.h>
#define TX_DWORD3 0xa8c
void variant_mainboard_final(void)
{
int status;
struct device *dev = NULL;
/*
* Set up the DP2LVDS converter.
* ptn3460_init() may only be executed after i2c bus init.
*/
status = ptn3460_init("hwinfo.hex");
if (status)
printk(BIOS_ERR, "LCD: Set up PTN with status 0x%x\n", status);
else
printk(BIOS_INFO, "LCD: Set up PTN was successful.\n");
/*
* PIR6 register mapping for PCIe root ports
* INTA#->PIRQB#, INTB#->PIRQC#, INTC#->PIRQD#, INTD#-> PIRQA#
*/
pcr_write16(PID_ITSS, 0x314c, 0x0321);
/* Disable clock outputs 1-5 (CLKOUT) for XIO2001 PCIe to PCI Bridge. */
dev = dev_find_device(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XIO2001, 0);
if (dev)
pci_write_config8(dev, 0xd8, 0x3e);
/* 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));
/*
* Correct the SATA transmit signal via the High Speed I/O Transmit
* Control Register 3.
* Bit [23:16] set the output voltage swing for TX line.
* The value 0x4a sets the swing level to 0.58 V.
*/
pcr_rmw32(PID_MODPHY, TX_DWORD3, (0x00 << 16), (0x4a << 16));
}
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);

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src/mainboard/siemens/mc_apl1/variants/mc_apl5/ptn3460.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014-2017 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 <console/console.h>
#include <lib.h>
#include <hwilib.h>
#include <device/i2c_simple.h>
#include <variant/ptn3460.h>
/**
* This function sets up the DP2LVDS-converter to be used with the appropriate
* lcd panel.
*
* @param *hwi_block Filename in CBFS of the block to use as HW-Info.
* @return 0 on success or HWI-Data/PTN error code.
*/
int ptn3460_init(const char *hwi_block)
{
struct ptn_3460_config cfg;
int status;
uint8_t disp_con = 0, color_depth = 0;
uint8_t edid_data[PTN_EDID_LEN];
int i;
if (!hwi_block || hwilib_find_blocks(hwi_block) != CB_SUCCESS) {
printk(BIOS_ERR, "LCD: Info block \"%s\" not found!\n",
hwi_block);
return 1;
}
/* Get all needed information from hwinfo block. */
if (hwilib_get_field(Edid, edid_data, sizeof(edid_data)) !=
sizeof(edid_data)) {
printk(BIOS_ERR, "LCD: No EDID data available in %s\n",
hwi_block);
return 1;
}
if ((hwilib_get_field(PF_DisplCon, &disp_con, sizeof(disp_con)) !=
sizeof(disp_con))) {
printk(BIOS_ERR, "LCD: Missing panel features from %s\n",
hwi_block);
return 1;
}
if (hwilib_get_field(PF_Color_Depth, &color_depth, sizeof(color_depth))
!= sizeof(color_depth)) {
printk(BIOS_ERR, "LCD: Missing panel features from %s\n",
hwi_block);
return 1;
}
/*
* Here, all the desired information for setting up DP2LVDS converter
* is present. Inside the converter, table 6 will be used for the
* timings.
*/
status = ptn3460_write_edid(6, edid_data);
if (status)
return status;
/* Select this table to be emulated. */
ptn_select_edid(6);
/* Read PTN configuration data. */
status = i2c_read_bytes(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_CONFIG_OFF, (uint8_t *)&cfg,
sizeof(cfg));
if (status)
return (PTN_BUS_ERROR | status);
/* Set up configuration data according to the hwinfo block we get. */
cfg.dp_interface_ctrl = 0;
cfg.lvds_interface_ctrl1 = 0x00;
if (disp_con == PF_DISPLCON_LVDS_DUAL)
/* Turn on dual LVDS lane and clock. */
cfg.lvds_interface_ctrl1 |= 0x0b;
if (color_depth == PF_COLOR_DEPTH_6BIT)
/* Use 18 bits per pixel. */
cfg.lvds_interface_ctrl1 |= 0x20;
/* 1 % clock spreading, 300 mV LVDS swing. */
cfg.lvds_interface_ctrl2 = 0x13;
/* No LVDS signal swap. */
cfg.lvds_interface_ctrl3 = 0x00;
/* Delay T2 (VDD to LVDS active) by 16 ms. */
cfg.t2_delay = 1;
/* 250 ms from LVDS to backlight active. */
cfg.t3_timing = 10;
/* 1 second re-power delay. */
cfg.t12_timing = 20;
/* 150 ms backlight off to LVDS inactive. */
cfg.t4_timing = 3;
/* Delay T5 (LVDS to VDD inactive) by 16 ms. */
cfg.t5_delay = 1;
/* Enable backlight control. */
cfg.backlight_ctrl = 0;
/* Write back configuration data to PTN3460. */
for (i = 0; i < sizeof(struct ptn_3460_config); i++) {
status = i2c_writeb(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_CONFIG_OFF+i,
*(((uint8_t *)&cfg)+i));
if (status)
return (PTN_BUS_ERROR | status);
}
/* Read PTN configuration data. */
status = i2c_read_bytes(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_CONFIG_OFF, (uint8_t *)&cfg, sizeof(cfg));
if (status)
return (PTN_BUS_ERROR | status);
return PTN_NO_ERROR;
}
/**
* This function writes one Extended Display Identification Data (EDID)
* structure to PTN3460.
*
* @param edid_num Number of EDID that must be written (0..6).
* @param *data Pointer to a buffer where data to write is stored in.
* @return 0 on success or error code.
*/
int ptn3460_write_edid(uint8_t edid_num, const uint8_t data[PTN_EDID_LEN])
{
int status;
int i;
if (edid_num > PTN_MAX_EDID_NUM)
return PTN_INVALID_EDID;
/* First enable access to the desired EDID table. */
status = i2c_writeb(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_CONFIG_OFF + 5, edid_num);
if (status)
return (PTN_BUS_ERROR | status);
/* Now we can simply write EDID-data to ptn3460. */
for (i = 0; i < PTN_EDID_LEN; i++) {
status = i2c_writeb(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_EDID_OFF + i, data[i]);
if (status)
return (PTN_BUS_ERROR | status);
}
return PTN_NO_ERROR;
}
/**
* This function selects one of 7 EDID-tables inside PTN3460 which should be
* emulated on DisplayPort and turn emulation ON.
*
* @param edid_num Number of EDID to emulate (0..6).
* @return 0 on success or error code.
*/
int ptn_select_edid(uint8_t edid_num)
{
int status;
uint8_t val;
if (edid_num > PTN_MAX_EDID_NUM)
return PTN_INVALID_EDID;
/* Enable emulation of the desired EDID table. */
val = (edid_num << 1) | 1;
status = i2c_writeb(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
PTN_CONFIG_OFF + 4, val);
if (status)
return (PTN_BUS_ERROR | status);
else
return PTN_NO_ERROR;
}