gma_i2c_create
ddc_bus = gma_i2c_create(dev, GPIOA, "CRTDDC_A");
ddc_bus = gma_i2c_create(dev, ddc_reg,
ddc_bus = gma_i2c_create(dev, GPIOC, "LVDSDDC_C");
gma_encoder->i2c_bus = gma_i2c_create(dev, GPIOB, "LVDSBLC_B");
struct gma_i2c_chan *gma_i2c_create(struct drm_device *dev, const u32 reg,
ddc_bus = gma_i2c_create(dev, GPIOC, "LVDSDDC_C");
lvds_priv->i2c_bus = gma_i2c_create(dev, GPIOB, "LVDSBLC_B");