diff mbox

[v4,20/20] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3

Message ID 1450075104-13705-21-git-send-email-cw00.choi@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Chanwoo Choi Dec. 14, 2015, 6:38 a.m. UTC 
THis patch adds the bus device tree nodes for both MIF (Memory) and INT
(Internal) block to enable the bus frequency.

The DMC bus is parent device in MIF block using VDD_MIF and the LEFTBUS
bus is parent device in INT block using VDD_INT.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
[linux.amoon: Tested on Odroid U3]
Tested-by: Anand Moon <linux.amoon@gmail.com>
---
 arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 47 +++++++++++++++++++++++++
 arch/arm/boot/dts/exynos4412-trats2.dts         | 47 +++++++++++++++++++++++++
 2 files changed, 94 insertions(+)

Comments

Krzysztof Kozlowski Dec. 15, 2015, 12:34 a.m. UTC | #1 
On 14.12.2015 15:38, Chanwoo Choi wrote:
> THis patch adds the bus device tree nodes for both MIF (Memory) and INT
> (Internal) block to enable the bus frequency.
> 
> The DMC bus is parent device in MIF block using VDD_MIF and the LEFTBUS
> bus is parent device in INT block using VDD_INT.
> 
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> [linux.amoon: Tested on Odroid U3]
> Tested-by: Anand Moon <linux.amoon@gmail.com>
> ---
>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 47 +++++++++++++++++++++++++
>  arch/arm/boot/dts/exynos4412-trats2.dts         | 47 +++++++++++++++++++++++++
>  2 files changed, 94 insertions(+)
> 

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

Best regards,
Krzysztof

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diff mbox

Patch

diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index 7bd65026761e..cb7e54df6a23 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -109,6 +109,53 @@ 
 	};
 };
 
+&bus_dmc {
+	devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
+	vdd-supply = <&buck1_reg>;
+	status = "okay";
+};
+
+&bus_acp {
+	devfreq = <&bus_dmc>;
+	status = "okay";
+};
+
+&bus_c2c {
+	devfreq = <&bus_dmc>;
+	status = "okay";
+};
+
+&bus_leftbus {
+	devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
+	vdd-supply = <&buck3_reg>;
+	status = "okay";
+};
+
+&bus_rightbus {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_display {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_fsys {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_peri {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_mfc {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
 &cpu0 {
 	cpu0-supply = <&buck2_reg>;
 };
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 92438eb6eec6..9f33c651e37a 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -289,6 +289,53 @@ 
 	status = "okay";
 };
 
+&bus_dmc {
+	devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
+	vdd-supply = <&buck1_reg>;
+	status = "okay";
+};
+
+&bus_acp {
+	devfreq = <&bus_dmc>;
+	status = "okay";
+};
+
+&bus_c2c {
+	devfreq = <&bus_dmc>;
+	status = "okay";
+};
+
+&bus_leftbus {
+	devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
+	vdd-supply = <&buck3_reg>;
+	status = "okay";
+};
+
+&bus_rightbus {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_display {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_fsys {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_peri {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
+&bus_mfc {
+	devfreq = <&bus_leftbus>;
+	status = "okay";
+};
+
 &cpu0 {
 	cpu0-supply = <&buck2_reg>;
 };