Merge with git://www.denx.de/git/u-boot.git

[platform/kernel/u-boot.git] / include / i2c.h

diff --git a/include/i2c.h b/include/i2c.h
index a8f729a..6e6c845 100644 (file)
--- a/include/i2c.h
+++ b/include/i2c.h
@@ -46,6 +46,27 @@
  */
 #define I2C_RXTX_LEN   128     /* maximum tx/rx buffer length */
 
+#if defined(CONFIG_I2C_MULTI_BUS)
+#define CFG_MAX_I2C_BUS                2
+#define I2C_GET_BUS()          i2c_get_bus_num()
+#define I2C_SET_BUS(a)         i2c_set_bus_num(a)
+#else
+#define CFG_MAX_I2C_BUS                1
+#define I2C_GET_BUS()          0
+#define I2C_SET_BUS(a)
+#endif
+
+/* define the I2C bus number for RTC and DTT if not already done */
+#if !defined(CFG_RTC_BUS_NUM)
+#define CFG_RTC_BUS_NUM                0
+#endif
+#if !defined(CFG_DTT_BUS_NUM)
+#define CFG_DTT_BUS_NUM                0
+#endif
+#if !defined(CFG_SPD_BUS_NUM)
+#define CFG_SPD_BUS_NUM                0
+#endif
+
 /*
  * Initialization, must be called once on start up, may be called
  * repeatedly to change the speed and slave addresses.