ARM: EXYNOS: Hook up G2D PD to generic PD infrastructure

Add G2D power domain (PD) to generic power domain infrastructure.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
index 0b04af2..a84df72 100644
--- a/arch/arm/mach-exynos/pm_domains.c
+++ b/arch/arm/mach-exynos/pm_domains.c
@@ -183,6 +183,9 @@
 #ifdef CONFIG_S5P_DEV_CSIS1
 	exynos_pm_add_dev_to_genpd(&s5p_device_mipi_csis1, &exynos4_pd_cam);
 #endif
+#ifdef CONFIG_S5P_DEV_G2D
+	exynos_pm_add_dev_to_genpd(&s5p_device_g2d, &exynos4_pd_lcd0);
+#endif
 	return 0;
 }
 arch_initcall(exynos4_pm_init_power_domain);