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* tegra: i2c: Add function to find DVC busSimon Glass2012-05-15-0/+14
| | | | | | | | Add tegra_i2c_get_dvc_bus_num() to obtain the I2C bus number of DVC bus. This allows us to talk to the PMU. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Warren <twarren@nvidia.com>
* tegra: i2c: Add I2C driverYen Lin2012-03-29-0/+569
Add basic i2c driver for Tegra2 with 8- and 16-bit address support. The driver requires CONFIG_OF_CONTROL to obtain its configuration from the device tree. (Simon Glass: sjg@chromium.org modified for upstream) Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Heiko Schocher <hs@denx.de> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Tom Warren <twarren@nvidia.com>