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-rw-r--r--target/linux/ramips/patches-3.18/0002-MIPS-ralink-add-a-helper-for-reading-the-ECO-version.patch22
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-3.18/0002-MIPS-ralink-add-a-helper-for-reading-the-ECO-version.patch b/target/linux/ramips/patches-3.18/0002-MIPS-ralink-add-a-helper-for-reading-the-ECO-version.patch
new file mode 100644
index 0000000000..237ba00a5a
--- /dev/null
+++ b/target/linux/ramips/patches-3.18/0002-MIPS-ralink-add-a-helper-for-reading-the-ECO-version.patch
@@ -0,0 +1,22 @@
+From 1751f28d4779df83cc793c9d7ff75485c0ceaa23 Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Sun, 16 Mar 2014 04:53:02 +0000
+Subject: [PATCH 02/57] MIPS: ralink: add a helper for reading the ECO version
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+---
+ arch/mips/include/asm/mach-ralink/mt7620.h | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+--- a/arch/mips/include/asm/mach-ralink/mt7620.h
++++ b/arch/mips/include/asm/mach-ralink/mt7620.h
+@@ -105,4 +105,9 @@
+ #define MT7620_GPIO_MODE_EPHY BIT(15)
+ #define MT7620_GPIO_MODE_WDT BIT(22)
+
++static inline int mt7620_get_eco(void)
++{
++ return rt_sysc_r32(SYSC_REG_CHIP_REV) & CHIP_REV_ECO_MASK;
++}
++
+ #endif