DC_WINBUF_START_ADDR_U
DEBUGFS_REG32(DC_WINBUF_START_ADDR_U),
tegra_plane_writel(plane, window->base[1], DC_WINBUF_START_ADDR_U);
tegra_plane_writel(p, lower_32_bits(base), DC_WINBUF_START_ADDR_U);
tegra_plane_writel(p, 0, DC_WINBUF_START_ADDR_U);