From: Chanwoo Choi <cw00.choi@samsung.com>
To: Krzysztof Kozlowski <k.kozlowski@samsung.com>,
myungjoo.ham@samsung.com, kyungmin.park@samsung.com,
kgene@kernel.org, s.nawrocki@samsung.com, tomasz.figa@gmail.com
Cc: rjw@rjwysocki.net, robh+dt@kernel.org, pawel.moll@arm.com,
mark.rutland@arm.com, ijc+devicetree@hellion.org.uk,
galak@codeaurora.org, linux@arm.linux.org.uk,
linux.amoon@gmail.com, m.reichl@fivetechno.de,
tjakobi@math.uni-bielefeld.de, inki.dae@samsung.com,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org
Subject: Re: [PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3
Date: Thu, 14 Apr 2016 08:14:57 +0900 [thread overview]
Message-ID: <570ED2F1.1080006@samsung.com> (raw)
In-Reply-To: <570CD4F7.6000700@samsung.com>
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
next prev parent reply other threads:[~2016-04-13 23:15 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-08 5:00 [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi
2016-04-08 5:00 ` [PATCH 1/7] PM / devfreq: event: Add new Exynos NoC probe driver Chanwoo Choi
2016-04-12 8:07 ` Krzysztof Kozlowski
2016-04-15 5:13 ` Chanwoo Choi
2016-04-08 5:00 ` [PATCH 2/7] PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus Chanwoo Choi
2016-04-11 15:45 ` Rob Herring
2016-04-15 6:08 ` Chanwoo Choi
2016-04-08 5:00 ` [PATCH 3/7] ARM: dts: Add NoC Probe dt node for Exynos542x SoC Chanwoo Choi
2016-04-12 8:14 ` Krzysztof Kozlowski
2016-04-14 5:48 ` Chanwoo Choi
2016-04-08 5:00 ` [PATCH 4/7] dt-bindings: clock: Add the clock id for ACLK clock of " Chanwoo Choi
2016-04-12 11:29 ` Krzysztof Kozlowski
2016-04-08 5:00 ` [PATCH 5/7] clk: samsung: exynos542x: Add the clock id for ACLK Chanwoo Choi
2016-04-12 11:25 ` Krzysztof Kozlowski
2016-04-13 6:20 ` Tomasz Figa
2016-04-14 6:28 ` Chanwoo Choi
2016-04-08 5:00 ` [PATCH 6/7] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC Chanwoo Choi
2016-04-12 10:53 ` Krzysztof Kozlowski
2016-04-13 23:16 ` Chanwoo Choi
2016-04-08 5:00 ` [PATCH 7/7] ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3 Chanwoo Choi
2016-04-12 10:59 ` Krzysztof Kozlowski
2016-04-13 23:14 ` Chanwoo Choi [this message]
2016-04-08 12:55 ` [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Markus Reichl
2016-04-08 18:25 ` Chanwoo Choi
2016-04-08 18:11 ` Anand Moon
2016-04-08 18:24 ` Chanwoo Choi
2016-04-11 2:16 ` Chanwoo Choi
2016-04-11 4:01 ` Anand Moon
2016-04-11 4:03 ` Chanwoo Choi
2016-04-11 4:15 ` Chanwoo Choi
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