Unified codebase for TX28, TX48, TX51, TX53

[karo-tx-uboot.git] / arch / arm / include / asm / arch-tegra2 / tegra_i2c.h

diff --git a/arch/arm/include/asm/arch-tegra2/tegra_i2c.h b/arch/arm/include/asm/arch-tegra2/tegra_i2c.h
index 0a7d99c58581966f5da0d639ddc85b4040c04505..cfb136c466d5d712d951268e3a42abaca415a6a2 100644 (file)
--- a/arch/arm/include/asm/arch-tegra2/tegra_i2c.h
+++ b/arch/arm/include/asm/arch-tegra2/tegra_i2c.h
@@ -154,4 +154,11 @@ struct i2c_ctlr {
 #define I2C_INT_ARBITRATION_LOST_SHIFT 2
 #define I2C_INT_ARBITRATION_LOST_MASK  (1 << I2C_INT_ARBITRATION_LOST_SHIFT)
 
+/**
+ * Returns the bus number of the DVC controller
+ *
+ * @return number of bus, or -1 if there is no DVC active
+ */
+int tegra_i2c_get_dvc_bus_num(void);
+
 #endif