linux-fslc-imx-rt: Upgrade to 4.1-2.0.x GA

Upgrade to revision 176c482, and apply patch 4.1.35-rt41 on top of it.
Refresh defconfig for the new kernel version.

Signed-off-by: Dominic Sacré <dominic.sacre@gmx.de>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

1 files changed, 31 insertions, 0 deletions

diff --git a/recipes-kernel/linux/linux-fslc-imx-rt_4.1-2.0.x.bb b/recipes-kernel/linux/linux-fslc-imx-rt_4.1-2.0.x.bb
new file mode 100644
index 00000000..fbb32d81
--- /dev/null
+++ b/recipes-kernel/linux/linux-fslc-imx-rt_4.1-2.0.x.bb
@@ -0,0 +1,31 @@
+SUMMARY = "Realtime version of the FSL Community BSP i.MX6 Linux kernel with backported features and fixes"
+DESCRIPTION = "Linux kernel based on NXP 4.1-2.0.0 GA release, used by FSL Community BSP in order to \
+provide support for i.MX6 based platforms and include official Linux kernel stable updates, backported \
+features and fixes coming from the vendors, kernel community or FSL Community itself. \
+In addition, this kernel has the realtime patch (PREEMPT_RT) applied."
+
+include linux-fslc.inc
+
+PV .= "+git${SRCPV}"
+
+SRCBRANCH = "4.1-2.0.x-imx"
+SRCREV = "176c482f56cd9c523829ceb6bce5c28d3cc6d1c0"
+
+SRC_URI += " \
+    https://www.kernel.org/pub/linux/kernel/projects/rt/4.1/older/patch-4.1.35-rt41.patch.gz;name=rt-patch \
+    file://0001-fix-build.patch \
+    file://0002-no-split-ptlocks.patch \
+    file://0003-Work-around-CPU-stalls-in-the-imx-sdma-driver.patch \
+"
+
+SRC_URI[rt-patch.md5sum] = "6dd1193203cdf6a1a4758fc8baf07a4a"
+SRC_URI[rt-patch.sha256sum] = "427e736022e59f83c9489eda889559fcd4fe4abb5646570ade32f2128f2fa725"
+
+python () {
+    using_builtin_driver = (d.getVar("MACHINE_USES_VIVANTE_KERNEL_DRIVER_MODULE", True) or "") != "1"
+    if not using_builtin_driver:
+        raise bb.parse.SkipPackage('You must use the builtin driver with the Linux RT patch as the external module does not yet include support for it. Set "MACHINE_USES_VIVANTE_KERNEL_DRIVER_MODULE" accordingly.')
+}
+
+
+COMPATIBLE_MACHINE = "(mx6|mx7)"