arm64: dts: exynos: Add support of bus frequency using VDD_INT on Exynos5433 TM2

This patch adds the bus Device-tree nodes for INT (Internal) block
and enables the bus frequency scaling.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index e1947a6909733d6748c1483ea2b7491755e075f7..69831eddfcaee93ba7017b5a4ecfc447c68eb65a 100644 (file)
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
@@ -313,6 +313,58 @@
        cpu-cluster.0-supply = <&buck2_reg>;
 };
 
+&bus_g2d_400 {
+       devfreq-events = <&ppmu_d0_general_0>, <&ppmu_d1_general_0>;
+       vdd-supply = <&buck4_reg>;
+       exynos,saturation-ratio = <10>;
+       status = "okay";
+};
+
+&bus_g2d_266 {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_gscl {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_hevc {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_jpeg {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_mfc {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_mscl {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_noc0 {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_noc1 {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
+&bus_noc2 {
+       devfreq = <&bus_g2d_400>;
+       status = "okay";
+};
+
 &exynos_avs_cpu0 {
        vdd-supply = <&buck3_reg>;
        status = "okay";