Change in coreboot[master]: mainboard/hp: Add Elitebook Folio 9470m

[Bill XIE (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/25218

to look at the new patch set (#2).

Change subject: mainboard/hp: Add Elitebook Folio 9470m
......................................................................

mainboard/hp: Add Elitebook Folio 9470m

The code is based on autoport and that for revolve_810g1

Tested:
- CPU i5-3437U
- Slotted DIMM 16GiB
- Onboard USB2 interfaces (digitizer, wlan slot, wwan slot, camera)
- Mini pci-e on wlan slot
- On board SDHCI connected to pci-e
- USB3 ports
- USB3 hub on dock (connected to USB3 port 1)
- NVRAM options for North and South bridges
- S3
- TPM1 on LPC
- Linux 4.13.17-1 within Debian GNU/Linux testing, loaded from
  SeaBIOS, or Linux payload (Heads)

Change-Id: I52e549ec18e8aa661a506a16dbc7f83417c0da78
Signed-off-by: Bill XIE 
---
A src/mainboard/hp/folio_9470m/Kconfig
A src/mainboard/hp/folio_9470m/Kconfig.name
A src/mainboard/hp/folio_9470m/Makefile.inc
A src/mainboard/hp/folio_9470m/acpi/ec.asl
A src/mainboard/hp/folio_9470m/acpi/platform.asl
A src/mainboard/hp/folio_9470m/acpi/superio.asl
A src/mainboard/hp/folio_9470m/acpi_tables.c
A src/mainboard/hp/folio_9470m/board_info.txt
A src/mainboard/hp/folio_9470m/cmos.default
A src/mainboard/hp/folio_9470m/cmos.layout
A src/mainboard/hp/folio_9470m/devicetree.cb
A src/mainboard/hp/folio_9470m/dsdt.asl
A src/mainboard/hp/folio_9470m/gpio.c
A src/mainboard/hp/folio_9470m/hda_verb.c
A src/mainboard/hp/folio_9470m/mainboard.c
A src/mainboard/hp/folio_9470m/romstage.c
16 files changed, 914 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/18/25218/2