TEGRA_GRP_DRV_TYPE_SHIFT
reg &= ~(TEGRA_GRP_DRV_TYPE_MASK << TEGRA_GRP_DRV_TYPE_SHIFT);
TEGRA_GRP_DRV_TYPE_MASK) << TEGRA_GRP_DRV_TYPE_SHIFT;
reg &= ~(TEGRA_GRP_DRV_TYPE_MASK << TEGRA_GRP_DRV_TYPE_SHIFT);
TEGRA_GRP_DRV_TYPE_MASK) << TEGRA_GRP_DRV_TYPE_SHIFT;