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rpi-config: SPI bus support

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With the newer kernels that use device tree, the SPI bus is only
enabled by a device tree setting.  This is now supported by adding
  ENABLE_SPI_BUS = "1"
in local.conf

Signed-off-by: Gary Thomas <gary@mlbassoc.com>
This commit is contained in:
Gary Thomas 2015-11-19 09:52:10 -07:00 committed by Andrei Gherzan
parent 0776b86c66
commit bc0d788b47
2 changed files with 11 additions and 0 deletions
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5
README
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@ -189,6 +189,11 @@ kernels.
NOTE: KERNEL_DEVICETREE is default enabled for kernel >= 3.18 and always disabled for NOTE: KERNEL_DEVICETREE is default enabled for kernel >= 3.18 and always disabled for
older kernel versions. older kernel versions.
2.M. Optional - enable SPI bus
==============================
When using device tree kernels, set this variable to enable the SPI bus
ENABLE_SPI_BUS = "1"
3. Extra apps 3. Extra apps
============= =============

6
recipes-bsp/bootfiles/rpi-config_git.bb
View File

@ -66,6 +66,12 @@ do_deploy() {
echo "# Enable offline compositing" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt echo "# Enable offline compositing" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
echo "dispmanx_offline=1" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt echo "dispmanx_offline=1" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
fi fi
# SPI bus support
if [ -n "${ENABLE_SPI_BUS}" ]; then
echo "# Enable SPI bus" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
echo "dtparam=spi=on" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
fi
} }
addtask deploy before do_package after do_install addtask deploy before do_package after do_install