Tegra: Change Tegra20 to Tegra in common code, prep for T30

[oweals/u-boot.git] / drivers / i2c / tegra_i2c.c

diff --git a/drivers/i2c/tegra_i2c.c b/drivers/i2c/tegra_i2c.c
index 21f689726920b131397615e791a873caaf84334a..e3be14e3cf3156a349bbf6abd03c520cd9b1d3aa 100644 (file)
--- a/drivers/i2c/tegra_i2c.c
+++ b/drivers/i2c/tegra_i2c.c
@@ -262,7 +262,7 @@ exit:
        return error;
 }
 
-static int tegra2_i2c_write_data(u32 addr, u8 *data, u32 len)
+static int tegra_i2c_write_data(u32 addr, u8 *data, u32 len)
 {
        int error;
        struct i2c_trans_info trans_info;
@@ -275,12 +275,12 @@ static int tegra2_i2c_write_data(u32 addr, u8 *data, u32 len)
 
        error = send_recv_packets(&i2c_controllers[i2c_bus_num], &trans_info);
        if (error)
-               debug("tegra2_i2c_write_data: Error (%d) !!!\n", error);
+               debug("tegra_i2c_write_data: Error (%d) !!!\n", error);
 
        return error;
 }
 
-static int tegra2_i2c_read_data(u32 addr, u8 *data, u32 len)
+static int tegra_i2c_read_data(u32 addr, u8 *data, u32 len)
 {
        int error;
        struct i2c_trans_info trans_info;
@@ -293,7 +293,7 @@ static int tegra2_i2c_read_data(u32 addr, u8 *data, u32 len)
 
        error = send_recv_packets(&i2c_controllers[i2c_bus_num], &trans_info);
        if (error)
-               debug("tegra2_i2c_read_data: Error (%d) !!!\n", error);
+               debug("tegra_i2c_read_data: Error (%d) !!!\n", error);
 
        return error;
 }
@@ -438,7 +438,7 @@ int i2c_write_data(uchar chip, uchar *buffer, int len)
        debug("\n");
 
        /* Shift 7-bit address over for lower-level i2c functions */
-       rc = tegra2_i2c_write_data(chip << 1, buffer, len);
+       rc = tegra_i2c_write_data(chip << 1, buffer, len);
        if (rc)
                debug("i2c_write_data(): rc=%d\n", rc);
 
@@ -452,7 +452,7 @@ int i2c_read_data(uchar chip, uchar *buffer, int len)
 
        debug("inside i2c_read_data():\n");
        /* Shift 7-bit address over for lower-level i2c functions */
-       rc = tegra2_i2c_read_data(chip << 1, buffer, len);
+       rc = tegra_i2c_read_data(chip << 1, buffer, len);
        if (rc) {
                debug("i2c_read_data(): rc=%d\n", rc);
                return rc;
@@ -567,3 +567,17 @@ int i2c_set_bus_num(unsigned int bus)
        return 0;
 }
 #endif
+
+int tegra_i2c_get_dvc_bus_num(void)
+{
+       int i;
+
+       for (i = 0; i < CONFIG_SYS_MAX_I2C_BUS; i++) {
+               struct i2c_bus *bus = &i2c_controllers[i];
+
+               if (bus->inited && bus->is_dvc)
+                       return i;
+       }
+
+       return -1;
+}