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authorJohn Crispin <john@openwrt.org>2015-02-15 19:45:29 +0000
committerJohn Crispin <john@openwrt.org>2015-02-15 19:45:29 +0000
commit7e4b3de2493f024432935e283f5eeb2920957871 (patch)
tree10524efa8132ebe05e93a75a10ef3ca733edea0e /target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch
parent9b1c7a9de4a2734b701660a9f3720e842626aea3 (diff)
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ar71xx: add v3.18 support
Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 44456
Diffstat (limited to 'target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch')
-rw-r--r--target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch b/target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch
new file mode 100644
index 0000000000..06f790299d
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.18/503-MIPS-ath79-add-flash-acquire-release.patch
@@ -0,0 +1,37 @@
+--- a/arch/mips/ath79/common.c
++++ b/arch/mips/ath79/common.c
+@@ -22,6 +22,7 @@
+ #include "common.h"
+
+ static DEFINE_SPINLOCK(ath79_device_reset_lock);
++static DEFINE_MUTEX(ath79_flash_mutex);
+
+ u32 ath79_cpu_freq;
+ EXPORT_SYMBOL_GPL(ath79_cpu_freq);
+@@ -111,3 +112,16 @@ void ath79_device_reset_clear(u32 mask)
+ spin_unlock_irqrestore(&ath79_device_reset_lock, flags);
+ }
+ EXPORT_SYMBOL_GPL(ath79_device_reset_clear);
++
++void ath79_flash_acquire(void)
++{
++ mutex_lock(&ath79_flash_mutex);
++}
++EXPORT_SYMBOL_GPL(ath79_flash_acquire);
++
++void ath79_flash_release(void)
++{
++ mutex_unlock(&ath79_flash_mutex);
++}
++EXPORT_SYMBOL_GPL(ath79_flash_release);
++
+--- a/arch/mips/include/asm/mach-ath79/ath79.h
++++ b/arch/mips/include/asm/mach-ath79/ath79.h
+@@ -143,4 +143,7 @@ static inline u32 ath79_reset_rr(unsigne
+ void ath79_device_reset_set(u32 mask);
+ void ath79_device_reset_clear(u32 mask);
+
++void ath79_flash_acquire(void);
++void ath79_flash_release(void);
++
+ #endif /* __ASM_MACH_ATH79_H */