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authorHeiko Schocher <hs@denx.de>2012-01-16 21:12:24 +0000
committerHeiko Schocher <hs@denx.de>2013-07-23 05:54:28 +0200
commit3f4978c713255c8406875fbdf23ffed1129bc44b (patch)
treec27f00ba6219d75f772167b7630bb4ebb383a271 /common/cmd_dtt.c
parent385c9ef5a7215b2b0c22836fee6c692dfc8559d7 (diff)
i2c: common changes for multibus/multiadapter support
Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Simon Glass <sjg@chromium.org> Cc: Henrik Nordström <henrik@henriknordstrom.net>
Diffstat (limited to 'common/cmd_dtt.c')
-rw-r--r--common/cmd_dtt.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/common/cmd_dtt.c b/common/cmd_dtt.c
index edbd4a83cab..c3f8982a71b 100644
--- a/common/cmd_dtt.c
+++ b/common/cmd_dtt.c
@@ -73,8 +73,13 @@ int dtt_i2c(void)
/* Force a compilation error, if there are more then 32 sensors */
BUILD_BUG_ON(sizeof(sensors) > 32);
/* switch to correct I2C bus */
+#ifdef CONFIG_SYS_I2C
+ old_bus = i2c_get_bus_num();
+ i2c_set_bus_num(CONFIG_SYS_DTT_BUS_NUM);
+#else
old_bus = I2C_GET_BUS();
I2C_SET_BUS(CONFIG_SYS_DTT_BUS_NUM);
+#endif
_initialize_dtt();
@@ -86,8 +91,12 @@ int dtt_i2c(void)
printf("DTT%d: %i C\n", i + 1, dtt_get_temp(sensors[i]));
/* switch back to original I2C bus */
+#ifdef CONFIG_SYS_I2C
+ i2c_set_bus_num(old_bus);
+#else
I2C_SET_BUS(old_bus);
#endif
+#endif
return 0;
}