ramips: fix devicetree corruption with some boot loaders if the caches are not ready at boot

Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 46766
2024-12-23 15:32:33 +00:00 · 2015-09-02 09:24:05 +00:00 · 2015-09-02 09:24:05 +00:00 · 7747092ed1
commit 7747092ed1
parent 2416e506f5
1 changed files with 18 additions and 0 deletions
--- a/target/linux/ramips/patches-3.18/0065-fix_dts_cache_issues.patch
+++ b/target/linux/ramips/patches-3.18/0065-fix_dts_cache_issues.patch
@ -0,0 +1,18 @@
+--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
+@@ -675,7 +675,6 @@
+ 				crashk_res.end - crashk_res.start + 1,
+ 				BOOTMEM_DEFAULT);
+ #endif
+-	device_tree_init();
+ 	sparse_init();
+ 	plat_swiotlb_setup();
+ 	paging_init();
+@@ -784,6 +783,7 @@
+ 	prefill_possible_map();
+ 
+ 	cpu_cache_init();
+	device_tree_init();
+ }
+ 
+ unsigned long kernelsp[NR_CPUS];