RER
i2s_write_reg(dev->i2s_base, RER(ch_reg), RER_RXCHEN |
i2s_write_reg(dev->i2s_base, RER(i), 0);
writel(0, kmb_i2s->i2s_base + RER(i));
writel(1, kmb_i2s->i2s_base + RER(ch_reg));