tegra20_i2s_wr_rd_reg 318 sound/soc/tegra/tegra20_i2s.c .writeable_reg = tegra20_i2s_wr_rd_reg, tegra20_i2s_wr_rd_reg 319 sound/soc/tegra/tegra20_i2s.c .readable_reg = tegra20_i2s_wr_rd_reg,