SPDIF_FORMAT_CFG_OFFSET
value = readl(aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
writel(value, aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
value = readl(aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
writel(value, aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);