From: cw00.choi@samsung•com (Chanwoo Choi)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 0/8] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3
Date: Tue, 03 May 2016 19:48:24 +0900 [thread overview]
Message-ID: <572881F8.3020701@samsung.com> (raw)
In-Reply-To: <20160503102922.GD3956@kozik-lap>
Hi Krzysztof,
On 2016? 05? 03? 19:29, Krzysztof Kozlowski wrote:
> On Fri, Apr 15, 2016 at 03:32:47PM +0900, Chanwoo Choi wrote:
>> This patchset support the AMBA bus frequency scaling on Exynos5422-based
>> Odroid-XU3 board. But, this series only support the bus frequency scaling
>> for INT (Internal) block using VDD_INT power line.
>>
>> Also, to support the bus frequency scaling for Exynos542x SoC,
>> Exynos542x SoC has the specific 'NoC (Network on Chip) Probe' device
>> to measure the transfered data traffic on NoC (Network on Chip)
>> instead of PPMU (Platform Performance Monitoring Unit). NoC Probe device
>> provide the utilization for INT block of Exynos542x SoC.
>>
>> The generic exynos-bus frequency driver uses the 'NoC Probe' devfreq-event
>> device (drivers/devfreq/event/exynos-nocp.c) without any modification.
>> Just add the phandle of 'NoC Probe' dt node to bus dt node.
>>
>> Depend on:
>> This patchset depends on patch[1] which support the generic exynos-bus
>> frequency driver.
>> [1] http://www.spinics.net/lists/arm-kernel/msg495976.html
>> - [PATCH v9 00/20] PM / devferq: Add generic exynos bus frequency driver and new passive governor
>>
>>
>> Changse from v1:
>> (https://lkml.org/lkml/2016/4/8/28)
>> - Simplify the documentation of exynos-nocp.txt
>> - Check the return value of regmap function
>> - Modify Device Tree node name using general device name
>> : nocp_memX_X@ nocp_memX_X -> nocp_memX_X@ nocp
>> - Fix wrong node name about nocp device tree node
>> - Drop the CLK_SET_RATE_PARENT flag
>> - Reorder bus device tree node alpabetically
>> - Add the tested-by tag from Anand Moon and Markus Reichl
>> - Add the reviewed-by tag to patch5/7 from Exynos SoC Maintainer
>> - Add patch2 to modify the devfreq_event_get_edev_by_phandle()
>> to get the instance of devfreq-event device by using the phandle
>>
>> Chanwoo Choi (8):
>> PM / devfreq: event: Add new Exynos NoC probe driver
>> PM / devfreq: event: Find the instance of devfreq-event device by using phandle
>> PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus
>> ARM: dts: Add NoC Probe dt node for Exynos542x SoC
>> dt-bindings: clock: Add the clock id for ACLK clock of Exynos542x SoC
>> clk: samsung: exynos542x: Add the clock id for ACLK
>> ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC
>> ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3
>
>
> Applied DTS patches for late v4.7 (hopefully).
Thanks for your review and apply.
Best Regards,
Chanwoo Choi
prev parent reply other threads:[~2016-05-03 10:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-15 6:32 [PATCH v2 0/8] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi
2016-04-15 6:32 ` [PATCH v2 1/8] PM / devfreq: event: Add new Exynos NoC probe driver Chanwoo Choi
2016-04-15 8:37 ` Krzysztof Kozlowski
2016-04-15 6:32 ` [PATCH v2 2/8] PM / devfreq: event: Find the instance of devfreq-event device by using phandle Chanwoo Choi
2016-04-15 6:32 ` [PATCH v2 3/8] PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus Chanwoo Choi
2016-04-15 6:32 ` [PATCH v2 4/8] ARM: dts: Add NoC Probe dt node for Exynos542x SoC Chanwoo Choi
2016-04-15 9:04 ` Krzysztof Kozlowski
2016-04-15 6:32 ` [PATCH v2 5/8] dt-bindings: clock: Add the clock id for ACLK clock of " Chanwoo Choi
2016-04-15 6:32 ` [PATCH v2 6/8] clk: samsung: exynos542x: Add the clock id for ACLK Chanwoo Choi
2016-04-15 9:05 ` Krzysztof Kozlowski
2016-04-15 16:34 ` Sylwester Nawrocki
2016-04-15 6:32 ` [PATCH v2 7/8] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC Chanwoo Choi
2016-04-15 6:32 ` [PATCH v2 8/8] ARM: dts: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3 Chanwoo Choi
2016-04-15 9:07 ` Krzysztof Kozlowski
2016-05-03 10:29 ` [PATCH v2 0/8] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Krzysztof Kozlowski
2016-05-03 10:48 ` Chanwoo Choi [this message]
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