i2c, soft-i2c: switch to new multibus/multiadapter support

- added to soft_i2c driver new multibus/multiadpater support
- adapted all config files, which uses this driver

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Stephen Warren <swarren@wwwdotorg.org>
diff --git a/board/tqc/tqm8260/tqm8260.c b/board/tqc/tqm8260/tqm8260.c
index 65a3174..867b969 100644
--- a/board/tqc/tqm8260/tqm8260.c
+++ b/board/tqc/tqm8260/tqm8260.c
@@ -160,7 +160,7 @@
 	/* PD18 */ {   0,   0,   0,   1,   0,   0   }, /* PD19 */
 	/* PD17 */ {   0,   1,   0,   0,   0,   0   }, /* FCC1 ATMRXPRTY */
 	/* PD16 */ {   0,   1,   0,   1,   0,   0   }, /* FCC1 ATMTXPRTY */
-#if defined(CONFIG_SOFT_I2C)
+#if defined(CONFIG_SYS_I2C_SOFT)
 	/* PD15 */ {   1,   0,   0,   1,   1,   1   }, /* I2C SDA */
 	/* PD14 */ {   1,   0,   0,   1,   1,   1   }, /* I2C SCL */
 #else