From: Pavel Machek <pavel@ucw.cz>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: matthias.bgg@gmail.com, qii.wang@mediatek.com,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
jassisinghbrar@gmail.com, houlong.wei@mediatek.com,
linux-i2c@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, kernel@collabora.com,
phone-devel@vger.kernel.org,
~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH v1 03/18] arm64: dts: mediatek: mt6795: xperia-m5: Enable Frequency Hopping
Date: Sat, 25 Mar 2023 22:11:49 +0100 [thread overview]
Message-ID: <ZB9jlTsEb0Clf1zu@duo.ucw.cz> (raw)
In-Reply-To: <20230324175456.219954-4-angelogioacchino.delregno@collabora.com>
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On Fri 2023-03-24 18:54:41, AngeloGioacchino Del Regno wrote:
> Enable FHCTL with Spread Spectrum for MAINPLL, MPLL and MSDCPLL
> as found on the downstream kernel for this smartphone.
> Which one to enable, and at what SSC percentage, was found by
> dumping the debugging data from a running downstream kernel and
> checking the downstream code.
What advantages does this have? Lower EMI emissions?
Best regards,
Pavel
--
People of Russia, stop Putin before his war on Ukraine escalates.
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next prev parent reply other threads:[~2023-03-25 21:11 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-24 17:54 [PATCH v1 00/18] MT6795 Helio X10 and Sony Xperia M5: DT step 2! AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 01/18] arm64: dts: mediatek: mt6795: Add Frequency Hopping Controller node AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 02/18] arm64: dts: mediatek: mt6795: Add apmixedsys syscon node AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 03/18] arm64: dts: mediatek: mt6795: xperia-m5: Enable Frequency Hopping AngeloGioacchino Del Regno
2023-03-25 21:11 ` Pavel Machek [this message]
2023-03-27 8:09 ` AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 04/18] dt-bindings: i2c: i2c-mt65xx: Add compatible for MT6795 Helio X10 AngeloGioacchino Del Regno
2023-03-25 11:11 ` Krzysztof Kozlowski
2023-03-24 17:54 ` [PATCH v1 05/18] arm64: dts: mediatek: mt6795: Add nodes for I2C controllers AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 06/18] arm64: dts: mediatek: mt6795: Add SoC power domains AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 07/18] dt-bindings: mailbox: mediatek,gce-mailbox: Add compatible for MT6795 AngeloGioacchino Del Regno
2023-03-25 11:11 ` Krzysztof Kozlowski
2023-03-24 17:54 ` [PATCH v1 08/18] dt-bindings: gce: Add header for MT6795's GCE mailbox AngeloGioacchino Del Regno
2023-03-25 11:12 ` Krzysztof Kozlowski
2023-03-27 8:24 ` AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 09/18] arm64: dts: mediatek: mt6795: Add support for the CMDQ/GCE mailbox AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 10/18] arm64: dts: mediatek: mt6795: Add MMSYS node for multimedia clocks AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 11/18] arm64: dts: mediatek: mt6795: Add VDECSYS and VENCSYS clocks AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 12/18] arm64: dts: mediatek: mt6795: Add support for IOMMU and LARBs AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 13/18] arm64: dts: mediatek: mt6795-xperia-m5: Enable I2C 0-3 busses AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 14/18] arm64: dts: mediatek: mt6795-xperia-m5: Add Synaptics RMI4 Touchscreen AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 15/18] arm64: dts: mediatek: mt6795-xperia-m5: Add Bosch BMA255 Accelerometer AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 16/18] arm64: dts: mediatek: mt6795-xperia-m5: Add Bosch BMM050 Magnetometer AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 17/18] arm64: dts: mediatek: mt6795-xperia-m5: Add Sensortek STK3310 Proximity AngeloGioacchino Del Regno
2023-03-24 17:54 ` [PATCH v1 18/18] arm64: dts: mediatek: mt6795-xperia-m5: Add NXP PN547 NFC on I2C3 AngeloGioacchino Del Regno
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