TEGRA_CSI_CIL_PAD_CONFIG0
tegra20_csi_write(csi_chan, TEGRA_CSI_CIL_PAD_CONFIG0(port), 0);
cil_write(csi, portno, TEGRA_CSI_CIL_PAD_CONFIG0,
cil_write(csi, portno + 1, TEGRA_CSI_CIL_PAD_CONFIG0, 0x0);
cil_write(csi, portno, TEGRA_CSI_CIL_PAD_CONFIG0, 0x0);