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ARM: dts: exynos: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3 

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 bandwidth 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>
Tested-by: Markus Reichl <m.reichl@fivetechno.de>
Tested-by: Anand Moon <linux.amoon@gmail.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
This commit is contained in:
Chanwoo Choi 2016-04-15 15:32:55 +09:00 committed by Krzysztof Kozlowski
parent b04a62d3ad
commit 3f2129fd0d
1 changed files with 99 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

99
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
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@ -56,6 +56,89 @@ fan0: pwm-fan {
};
};
&bus_wcore {
devfreq-events = <&nocp_mem0_0>, <&nocp_mem0_1>,
<&nocp_mem1_0>, <&nocp_mem1_1>;
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";
};
&clock_audss {
assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
<&clock_audss EXYNOS_MOUT_I2S>,
@ -361,6 +444,22 @@ &mmc_2 {
cap-sd-highspeed;
};
&nocp_mem0_0 {
status = "okay";
};
&nocp_mem0_1 {
status = "okay";
};
&nocp_mem1_0 {
status = "okay";
};
&nocp_mem1_1 {
status = "okay";
};
&pinctrl_0 {
hdmi_hpd_irq: hdmi-hpd-irq {
samsung,pins = "gpx3-7";