initial buildroot for linux 5.15

package/libplatform/0001-cmake-require-c-11-as-the-minimum-standard.patch

@@ -0,0 +1,26 @@
+From ad9fcceb6267e737316b616551b7aac3cf676481 Mon Sep 17 00:00:00 2001
+From: Lukas Rusak <lorusak@gmail.com>
+Date: Fri, 2 Oct 2020 15:31:36 -0700
+Subject: [PATCH] [cmake] require c++11 as the minimum standard
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+[Upstream status: https://github.com/Pulse-Eight/platform/pull/46]
+---
+ CMakeLists.txt | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 7144b0b..e9112f9 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -3,6 +3,10 @@ project(p8-platform)
+ cmake_minimum_required(VERSION 2.8.9)
+ enable_language(CXX)
+ 
++set(CMAKE_CXX_STANDARD 11)
++set(CMAKE_CXX_STANDARD_REQUIRED YES)
++set(CMAKE_CXX_EXTENSIONS NO)
++
+ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR})
+ 
+ find_package(Threads REQUIRED)

package/libplatform/Config.in

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_LIBPLATFORM
+	bool
+	help
+	  Platform support library used by libCEC and binary add-ons for
+	  Kodi
+
+	  https://github.com/Pulse-Eight/platform

package/libplatform/libplatform.hash

@@ -0,0 +1,3 @@
+# Locally computed
+sha256  ebee46c76b86b40b703fa913465f5004fa3166eeb6a4794c58fc8a5c25702931  libplatform-a7cd0d5780ed80a4e70480d1650749f29e8a1fb2.tar.gz
+sha256  80fc66febbb2393c9d518e3eefa4ad9aae15a9b6a84174c0e443ea79eeea5131  src/os.h

package/libplatform/libplatform.mk

@@ -0,0 +1,13 @@
+################################################################################
+#
+# libplatform
+#
+################################################################################
+
+LIBPLATFORM_VERSION = a7cd0d5780ed80a4e70480d1650749f29e8a1fb2
+LIBPLATFORM_SITE = $(call github,Pulse-Eight,platform,$(LIBPLATFORM_VERSION))
+LIBPLATFORM_LICENSE = GPL-2.0+
+LIBPLATFORM_LICENSE_FILES = src/os.h
+LIBPLATFORM_INSTALL_STAGING = YES
+
+$(eval $(cmake-package))