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-rw-r--r--target/linux/ramips/patches-3.10/800-eco.patch14
1 files changed, 14 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-3.10/800-eco.patch b/target/linux/ramips/patches-3.10/800-eco.patch
new file mode 100644
index 0000000000..cb78d2e32d
--- /dev/null
+++ b/target/linux/ramips/patches-3.10/800-eco.patch
@@ -0,0 +1,14 @@
+Index: linux-3.10.18/arch/mips/include/asm/mach-ralink/mt7620.h
+===================================================================
+--- linux-3.10.18.orig/arch/mips/include/asm/mach-ralink/mt7620.h 2013-12-06 16:20:27.753388970 +0100
++++ linux-3.10.18/arch/mips/include/asm/mach-ralink/mt7620.h 2013-12-06 16:21:14.021390074 +0100
+@@ -101,4 +101,9 @@
+ #define MT7620_GPIO_MODE_EPHY 15
+ #define MT7620_GPIO_MODE_PA 20
+
++static inline int mt7620_get_eco(void)
++{
++ return rt_sysc_r32(SYSC_REG_CHIP_REV) & CHIP_REV_ECO_MASK;
++}
++
+ #endif