acpi: enable

This enables generation of image with acpi support. It enables the kernel patches
as well as loads acpi tables for the Edison Arduino board support.
Further the bootarg acpi=on is set (the default), which we have off on non-acpi
images.

Signed-off-by: Ferry Toth <ftoth@exalondelft.nl>

meta-intel-edison-bsp/recipes-bsp/u-boot/files/edison.env

@@ -12,7 +12,7 @@ dfu_alt_info_reset=reset ram 0x0 0x0
 
 # Kernel load configuration
 bootargs_console=console=ttyS2,115200n8 earlyprintk=ttyS2,115200n8,keep
-bootargs_debug=loglevel=4 acpi=off
+bootargs_debug=loglevel=4 acpi=on
 do_bootargs_rootfs=setenv bootargs_rootfs root=/dev/mmcblk0p8 rootfstype=ext4
 first_install_retry=0
 first_install_max_retries=3

meta-intel-edison-distro/conf/distro/poky-edison.conf

@@ -15,7 +15,7 @@ BINDINGS_pn-upm="python nodejs"
 PREFERRED_VERSION_mraa = "1.9%"
 PREFERRED_VERSION_upm = "1.6%"
 
-DISTRO_FEATURES = "systemd alsa argp bluetooth ext2 largefile usbgadget usbhost wifi xattr zeroconf pci pam ${DISTRO_FEATURES_LIBC}"
+DISTRO_FEATURES = "systemd alsa argp bluetooth ext2 largefile usbgadget usbhost wifi xattr zeroconf pci pam acpi ${DISTRO_FEATURES_LIBC}"
 
 # Disable sysvinit for recipes with systemd support
 DISTRO_FEATURES_BACKFILL_CONSIDERED += "sysvinit"