[PATCH v2 5/5] arm64: dts: exynos5433: Add support of bus frequency using VDD_INT on TM2

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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

Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
 arch/arm64/boot/dts/exynos/exynos5433-tm2.dts | 70 +++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index c08589970134..451788642b21 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
@@ -170,6 +170,58 @@
 	};
 };
 
+&bus_g2d_400 {
+	devfreq-events = <&ppmu_event0_d0_general>, <&ppmu_event0_d1_general>;
+	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";
+};
+
 &cmu_aud {
 	assigned-clocks = <&cmu_aud CLK_MOUT_AUD_PLL_USER>;
 	assigned-clock-parents = <&cmu_top CLK_FOUT_AUD_PLL>;
@@ -794,6 +846,24 @@
 	bus-width = <4>;
 };
 
+&ppmu_d0_general {
+	status = "okay";
+	events {
+		ppmu_event0_d0_general: ppmu-event0-d0-general {
+			event-name = "ppmu-event0-d0-general";
+		};
+	};
+};
+
+&ppmu_d1_general {
+	status = "okay";
+	events {
+		ppmu_event0_d1_general: ppmu-event0-d1-general {
+		       event-name = "ppmu-event0-d1-general";
+	       };
+       };
+};
+
 &pinctrl_alive {
 	pinctrl-names = "default";
 	pinctrl-0 = <&initial_alive>;
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux SoC Development]     [Linux Rockchip Development]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Linux SCSI]     [Yosemite News]

  Powered by Linux