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linux-dey: update device tree depending on variant 

https://jira.digi.com/browse/DEL-641
https://jira.digi.com/browse/DEL-644

Signed-off-by: Javier Viguera <javier.viguera@digi.com>
This commit is contained in:
Javier Viguera 2013-09-19 14:33:33 +02:00
parent a55c6e96bd
commit b76862a971
1 changed files with 42 additions and 0 deletions
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42
meta-digi-arm/recipes-kernel/linux/linux-dey_3.10.bb
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@ -12,6 +12,13 @@ PR = "${DISTRO}.${INC_PR}.0"
LOCALVERSION_mxs = "mxs" LOCALVERSION_mxs = "mxs"
LOCALVERSION_cpx2_mxs = "mxs+gateways" LOCALVERSION_cpx2_mxs = "mxs+gateways"
# Features to configure DTS and kernel config
HAVE_WIFI = "${@base_contains('MACHINE_FEATURES', 'wifi', '1', '', d)}"
HAVE_EXT_ETH = "${@base_contains('MACHINE_FEATURES', 'ext-eth', '1', '', d)}"
HAVE_BT = "${@base_contains('MACHINE_FEATURES', 'bluetooth', '1', '', d)}"
HAVE_1WIRE = "${@base_contains('MACHINE_FEATURES', '1-wire', '1', '', d)}"
HAVE_GUI = "${@base_contains('DISTRO_FEATURES', 'x11', '1', '', d)}"
# Preferably configure kernel through device tree. # Preferably configure kernel through device tree.
KERNEL_CFG_FRAGS ?= "" KERNEL_CFG_FRAGS ?= ""
@ -25,6 +32,41 @@ S = "${WORKDIR}/git"
KERNEL_DEVICETREE = "${S}/arch/arm/boot/dts/${DTSNAME}.dts" KERNEL_DEVICETREE = "${S}/arch/arm/boot/dts/${DTSNAME}.dts"
KERNEL_EXTRA_ARGS = "LOADADDR=${UBOOT_LOADADDRESS}" KERNEL_EXTRA_ARGS = "LOADADDR=${UBOOT_LOADADDRESS}"
config_dts() {
if [ "${1}" = "enable" ]; then
sed -i -e "/${2}/{s,^///include,/include,g}" ${KERNEL_DEVICETREE}
elif [ "${1}" = "disable" ]; then
sed -i -e "/${2}/{s,^/include,///include,g}" ${KERNEL_DEVICETREE}
fi
}
do_update_dts() {
if [ -n "${HAVE_WIFI}" ]; then
config_dts enable '_ssp2_mmc_wifi'
fi
if [ -n "${HAVE_EXT_ETH}" ]; then
config_dts enable '_ethernet1[^_]'
fi
if [ -n "${HAVE_BT}" ]; then
config_dts enable '_auart0_bluetooth'
fi
if [ -n "${HAVE_1WIRE}" ]; then
config_dts enable '_onewire_i2c1'
config_dts disable '_auart2_4wires'
fi
if [ -n "${HAVE_GUI}" ]; then
# Enable LCD
config_dts enable '_display_'
config_dts disable '_auart1_'
# Enable touch
config_dts enable '_lradc_touchscreen'
config_dts disable '_ssp1_'
config_dts disable '_auart1_4wires'
config_dts disable '_ethernet0_leds'
fi
}
addtask update_dts before do_install after do_sizecheck
FILES_kernel-image += "/boot/config*" FILES_kernel-image += "/boot/config*"
COMPATIBLE_MACHINE = "(mxs)" COMPATIBLE_MACHINE = "(mxs)"