tegra20_spdif_wr_rd_reg 244 sound/soc/tegra/tegra20_spdif.c .writeable_reg = tegra20_spdif_wr_rd_reg, tegra20_spdif_wr_rd_reg 245 sound/soc/tegra/tegra20_spdif.c .readable_reg = tegra20_spdif_wr_rd_reg,