[PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3

From	Chanwoo Choi <cw00.choi@samsung.com>
Newsgroups	linux.kernel
Subject	[PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3
Date	2016-04-08 07:10 +0200
Message-ID	<rlwQa-7k9-1@gated-at.bofh.it> (permalink)
References	<rlwQa-7k9-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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This patch adds the bus device tree nodes for INT (Internal) block
to enable the AMBA bus frequency scaling and add the NoC (Network on Chip)
Probe Device Tree node to measure the bandwidht for AMBA AXI bus.

The WCORE bus bus is parent device in INT block using VDD_INT.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---
 arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index 1bd507bfa750..2a74abe6fc5d 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -361,6 +361,22 @@
 	cap-sd-highspeed;
 };
 
+&nocp_mem0_0 {
+	status = "okay";
+};
+
+&nocp_mem0_1 {
+	status = "okay";
+};
+
+&nocp_mem0_2 {
+	status = "okay";
+};
+
+&nocp_mem0_3 {
+	status = "okay";
+};
+
 &pinctrl_0 {
 	hdmi_hpd_irq: hdmi-hpd-irq {
 		samsung,pins = "gpx3-7";
@@ -432,3 +448,86 @@
 	vdd33-supply = <&ldo9_reg>;
 	vdd10-supply = <&ldo11_reg>;
 };
+
+&bus_wcore {
+	devfreq-events = <&nocp_mem0_0>, <&nocp_mem0_1>,
+			<&nocp_mem0_2>, <&nocp_mem0_3>;
+	vdd-supply = <&buck3_reg>;
+	exynos,saturation-ratio = <100>;
+	status = "okay";
+};
+
+&bus_noc {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_fsys_apb {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_fsys {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_fsys2 {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_mfc {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_gen {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_peri {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_g2d {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_g2d_acp {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_jpeg {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_jpeg_apb {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_disp1_fimd {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_disp1 {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_gscl_scaler {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
+
+&bus_mscl {
+	devfreq = <&bus_wcore>;
+	status = "okay";
+};
-- 
1.9.1

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[PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT for  exynos5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
  Re: [PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT  for exynos5422-odroidxu3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-04-12 13:00 +0200
    Re: [PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT  for exynos5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-14 01:20 +0200

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