linux: add -mcpu=hs4x_rel31 and CONFIG_ARC_IRQ_NO_AUTOSAVE=y

Signed-off-by: Evgeniy Didin <[email protected]>

Author: EvgeniiDidin

board/synopsys/axs10x/linux.fragment

@@ -0,0 +1 @@
+CONFIG_ARC_IRQ_NO_AUTOSAVE=y

board/synopsys/axs10x/linux_patches/0001-Change-mcpu-option-for-axs103-1.3-release.patch

@@ -0,0 +1,26 @@
+From f8e89083e9c45fb5ab4e01b99afe9c3be282d82c Mon Sep 17 00:00:00 2001
+From: Evgeniy Didin <[email protected]>
+Date: Thu, 16 May 2019 18:13:15 +0300
+Subject: [PATCH] Change mcpu option for axs103 1.3 release
+
+Signed-off-by: Evgeniy Didin <[email protected]>
+---
+ arch/arc/Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/arch/arc/Makefile b/arch/arc/Makefile
+index 16e6cc22e25c..e142556e4f6b 100644
+--- a/arch/arc/Makefile
++++ b/arch/arc/Makefile
+@@ -10,7 +10,7 @@ KBUILD_DEFCONFIG := nsim_hs_defconfig
+ 
+ cflags-y	+= -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__
+ cflags-$(CONFIG_ISA_ARCOMPACT)	+= -mA7
+-cflags-$(CONFIG_ISA_ARCV2)	+= -mcpu=hs38
++cflags-$(CONFIG_ISA_ARCV2)	+= -mcpu=hs4x_rel31
+ 
+ ifdef CONFIG_ARC_CURR_IN_REG
+ # For a global register defintion, make sure it gets passed to every file
+-- 
+2.16.2
+

configs/snps_archs38_axs103_defconfig

@@ -18,6 +18,8 @@ BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.19.36"
 BR2_LINUX_KERNEL_DEFCONFIG="axs103_smp"
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
+BR2_LINUX_KERNEL_PATCH="board/synopsys/axs10x/linux_patches"
+BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/synopsys/axs10x/linux.fragment"
 
 
 # Bootloader