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

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On 2016년 04월 12일 19:59, Krzysztof Kozlowski wrote:
> On 04/08/2016 07:00 AM, Chanwoo Choi wrote:
>> 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";
>> +};
> 
> Could you put the bus nodes in alphabetical order, both between them and
> in relation to others (so before &clock_audss)? Let's keep the file ordered.

OK. I'll reorder them.

Best Regards,
Chanwoo Choi

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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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