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Wed, 27 Dec 2023 14:03:19 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Wed, 27 Dec 2023 14:03:18 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , AngeloGioacchino Del Regno CC: Chunfeng Yun , Conor Dooley , Matthias Brugger , "Mathias Nyman" , , , , , , Eddie Hung , Macpaul Lin Subject: [PATCH v4 3/3] arm64: dts: mediatek: mt8195: Add 'rx-fifo-depth' for cherry Date: Wed, 27 Dec 2023 14:03:16 +0800 Message-ID: <20231227060316.8539-3-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231227060316.8539-1-chunfeng.yun@mediatek.com> References: <20231227060316.8539-1-chunfeng.yun@mediatek.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10-2.825800-8.000000 X-TMASE-MatchedRID: ZzsyKKMlPmWLwgJA7qJvFEf49ONH0RaSGSqdEmeD/nUQVRHC3B6FYFfe kLFvP8UVQt2470g7vecqScZQsLRFpNRvK63SVd6gQPrPw3WbUAtRnscLnNAC7BjQD3m2MCf73j3 TOgY19l5UK0FnzcPd0uKOmN63egZIr78SC5iivxwURSScn+QSXt0H8LFZNFG7CKFCmhdu5cWMli PzJGLy1pXHFyiI0uGzANmR3/AtY5RjyzFNloJjQSJjvR2uj1AQfnRrx7yt7dn7QvrLnS2+q5yUI XNmAxUvnsnNd1zv3CVpp55fZDlsr34cY/B7JqXaYZ1R7NXn0MdBmmCXcKyFFPqy+VVvqH2X X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10-2.825800-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: F39E914BBC51F28300BA942E2DD319AEC74CE0379EF1859D1C1E66BF5D291F672000:8 X-MTK: N Add the quirk property "rx-fifo-depth" to work around Gen1 isoc-in transfer issue which send out unexpected ACK even after device already finished the burst transfer with a short patcket, specially for a 4K camera device. Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Chunfeng Yun --- v4: change property value, and put before supply add reviewed-by Angelo v3: change value according to binding v2: use 'rx-fifo-depth' property --- arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi index dd5b89b73190..00fcde60300e 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -1183,6 +1183,7 @@ &xhci0 { status = "okay"; + rx-fifo-depth = <3072>; vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; }; @@ -1190,6 +1191,7 @@ &xhci1 { status = "okay"; + rx-fifo-depth = <3072>; vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; }; -- 2.18.0