[yocto] [meta-raspberrypi][PATCH] rpi-config: SPI bus support
Andrei Gherzan
andrei at gherzan.ro
Wed Dec 2 06:20:56 PST 2015
On Wed, Dec 02, 2015 at 07:05:38AM -0700, Gary Thomas wrote:
> Ping?
>
> On 2015-11-19 09:52, Gary Thomas wrote:
> >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 at mlbassoc.com>
> >---
> > README | 5 +++++
> > recipes-bsp/bootfiles/rpi-config_git.bb | 6 ++++++
> > 2 files changed, 11 insertions(+)
> >
> >diff --git a/README b/README
> >index e16dee9..bef13a3 100644
> >--- a/README
> >+++ b/README
> >@@ -189,6 +189,11 @@ kernels.
> > NOTE: KERNEL_DEVICETREE is default enabled for kernel >= 3.18 and always disabled for
> > 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
> > =============
> >
> >diff --git a/recipes-bsp/bootfiles/rpi-config_git.bb b/recipes-bsp/bootfiles/rpi-config_git.bb
> >index 45b9f1d..aa11b25 100644
> >--- a/recipes-bsp/bootfiles/rpi-config_git.bb
> >+++ b/recipes-bsp/bootfiles/rpi-config_git.bb
> >@@ -66,6 +66,12 @@ do_deploy() {
> > echo "# Enable offline compositing" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> > echo "dispmanx_offline=1" >>${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> > 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
> >
Looks good to me. Compiling and merging soon.
--
Andrei Gherzan
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