Signed-off-by: Troy Kisky troy.kisky@boundarydevices.com --- drivers/i2c/mxc_i2c.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c index 339bb6f..5d18752 100644 --- a/drivers/i2c/mxc_i2c.c +++ b/drivers/i2c/mxc_i2c.c @@ -407,6 +407,23 @@ static void toggle_i2c(void *base) p->toggle_fn(p->toggle_data); }
+#ifdef CONFIG_I2C_MULTI_BUS +unsigned int i2c_get_bus_num(void) +{ + return g_bus; +} + +int i2c_set_bus_num(unsigned bus_idx) +{ + if (bus_idx >= ARRAY_SIZE(g_parms)) + return -1; + if (!g_parms[bus_idx].base) + return -1; + g_bus = bus_idx; + return 0; +} +#endif + int i2c_read(uchar chip, uint addr, int alen, uchar *buf, int len) { return bus_i2c_read(get_base(), chip, addr, alen, buf, len);