conf: Clean up unneeded configurations and typos

Notable:
 * remove MACHINE_KERNEL_PR: unused
 * remove GUMSTIX_WIFI_IFACE: relevant in meta-gumstix-extras, not here

Signed-off-by: Ash Charles <ashcharles@gmail.com>

README.md

@@ -3,7 +3,7 @@ Yocto BSP layer for Gumstix products.
 This layer depends on:
 
 URI: git://git.yoctoproject.org/poky.git
-branch: master
+branch: dizzy
 revision: HEAD
 
 Layer maintainer: Adam Lee <adam@gumstix.com> for Gumstix, Inc.

conf/local.conf.sample

@@ -57,7 +57,7 @@ PARALLEL_MAKE ?= "-j ${@oe.utils.cpu_count()}"
 #MACHINE ?= "mpc8315e-rdb"
 #MACHINE ?= "routerstationpro"
 #
-# This sets the default machine to be qemux86 if no other machine is selected:
+# This sets the default machine to be overo if no other machine is selected:
 MACHINE ?= "overo"
 #MACHINE ?= "pepper"
 #MACHINE ?= "duovero"

conf/machine/duovero.conf

@@ -14,8 +14,6 @@ require conf/machine/include/tune-cortexa8.inc
 
 # Specify kernel recipe
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-gumstix"
-# Increase this everytime you change something in the kernel
-MACHINE_KERNEL_PR = "r0"
 
 # Specify u-boot parameters
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot"
@@ -43,9 +41,6 @@ IMAGE_FSTYPES ?= "tar.bz2"
 # Include wifi firmware
 MACHINE_EXTRA_RDEPENDS += "linux-firmware-sd8787 linux-firmware-wl18xx"
 
-# Define wifi interface
-GUMSTIX_WIFI_IFACE = "mlan0"
-
 # Ship all kernel modules by default
 MACHINE_EXTRA_RRECOMMENDS = " kernel-modules"
 MACHINE_FEATURES = "alsa bluetooth ext2 keyboard serial touchscreen usbgadget usbhost vfat wifi"

conf/machine/overo.conf

@@ -12,8 +12,6 @@ require conf/machine/include/tune-cortexa8.inc
 
 # Specify kernel recipe
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-gumstix"
-# Increase this everytime you change something in the kernel
-MACHINE_KERNEL_PR = "r1"
 
 # Specify u-boot parameters
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot"
@@ -23,7 +21,7 @@ UBOOT_ENTRYPOINT = "0x80008000"
 UBOOT_LOADADDRESS = "0x80008000"
 UBOOT_MACHINE = "omap3_overo_config"
 
-EXTRA_IMAGEDEPENDS += " u-boot"
+EXTRA_IMAGEDEPENDS += "u-boot"
 
 # Specify xserver components for builds including X11
 PREFERRED_PROVIDER_virtual/xserver = "xserver-xorg"
@@ -56,9 +54,6 @@ UBI_VOLNAME = "rootfs"
 # Include wifi firmware
 MACHINE_EXTRA_RDEPENDS += "linux-firmware-sd8686 linux-firmware-sd8787 linux-firmware-wl18xx"
 
-# Define wifi interface
-GUMSTIX_WIFI_IFACE = "wlan0"
-
 # Ship all kernel modules by default
 MACHINE_EXTRA_RRECOMMENDS = " kernel-modules omap3-pwm u-boot-fw-utils"
 MACHINE_FEATURES = "alsa bluetooth ext2 keyboard serial touchscreen usbgadget usbhost vfat wifi"

conf/machine/pepper.conf

@@ -12,8 +12,6 @@ require conf/machine/include/tune-cortexa8.inc
 
 # Specify kernel recipe
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-gumstix"
-# Increase this everytime you change something in the kernel
-MACHINE_KERNEL_PR = "r1"
 
 # Specify u-boot parameters
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot"
@@ -23,7 +21,7 @@ UBOOT_ENTRYPOINT = "0x80008000"
 UBOOT_LOADADDRESS = "0x80008000"
 UBOOT_MACHINE = "pepper_config"
 
-EXTRA_IMAGEDEPENDS += " u-boot"
+EXTRA_IMAGEDEPENDS += "u-boot"
 
 # Default to LCD.
 GUI_MACHINE_CLASS ?= "smallscreen"
@@ -42,9 +40,6 @@ IMAGE_FSTYPES ?= "tar.bz2"
 # Include wifi firmware
 MACHINE_EXTRA_RDEPENDS += "linux-firmware-sd8787 linux-firmware-wl18xx"
 
-# Define wifi interface
-GUMSTIX_WIFI_IFACE = "mlan0"
-
 # Ship all kernel modules by default
 MACHINE_EXTRA_RRECOMMENDS = " kernel-modules"
 MACHINE_FEATURES = "alsa bluetooth ext2 keyboard serial touchscreen usbgadget usbhost vfat wifi"