Enable load kernel modules in parallel

enable load kernel modules in parallel but load some
specific modules in sequential

Test: reboot more than 5000 times without failure
Bug: 229794277
Signed-off-by: chungkai <chungkai@google.com>
Change-Id: Ic4961389d58b5195d252dff15cbb92bb391caacc
diff --git a/raven/BoardConfig.mk b/raven/BoardConfig.mk
index 0247901..e9aaf8f 100644
--- a/raven/BoardConfig.mk
+++ b/raven/BoardConfig.mk
@@ -14,6 +14,16 @@
 # limitations under the License.
 #
 
+# Enable load module in parallel
+BOARD_BOOTCONFIG += androidboot.load_modules_parallel=true
+
+# The modules which need to be loaded in sequential
+BOARD_KERNEL_CMDLINE += vh_sched.load_sequential=1
+BOARD_KERNEL_CMDLINE += exynos_mfc.load_sequential=1
+BOARD_KERNEL_CMDLINE += exynos_drm.load_sequential=1
+BOARD_KERNEL_CMDLINE += pcie-exynos-core.load_sequential=1
+BOARD_KERNEL_CMDLINE += g2d.load_sequential=1
+
 ifdef AUTOMOTIVE_PRODUCT_PATH
   #RBC# include_top device/google/auto_tcu
   #RBC# include_top device/google/pixel_tcu