MIPS: ralink: add a helper for reading the ECO version

Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/8000/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
git-mirror · Nov 24, 2014 · 2920b83 · 2920b83
1 parent 2adf550
commit 2920b83
Showing 1 changed file with 5 additions and 0 deletions.
diff --git 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