linux-kernel - [PATCH 3/3] arm64: dts: mediatek: mt6795: drop mediatek,dma-33bits property

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Message-Id: <20250921-uart-apdma-v1-3-107543c7102c@proton.me>
Date: Sun, 21 Sep 2025 14:03:42 +0300
From: Max Shevchenko via B4 Relay <devnull+wctrl.proton.me@...nel.org>
To: Sean Wang <sean.wang@...iatek.com>, Vinod Koul <vkoul@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Long Cheng <long.cheng@...iatek.com>
Cc: dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Max Shevchenko <wctrl@...ton.me>
Subject: [PATCH 3/3] arm64: dts: mediatek: mt6795: drop mediatek,dma-33bits
 property

From: Max Shevchenko <wctrl@...ton.me>

Drop the mediatek,dma-33bits property and use compatible for the
platform data instead.

Signed-off-by: Max Shevchenko <wctrl@...ton.me>
---
 arch/arm64/boot/dts/mediatek/mt6795.dtsi | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
index e5e269a660b11b0e94da1a1cf362ff0839f0dabf..5123316b21285cf589c0c616c0a12420f0b1ef19 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
@@ -547,8 +547,7 @@ uart1: serial@...03000 {
 		};
 
 		apdma: dma-controller@...00380 {
-			compatible = "mediatek,mt6795-uart-dma",
-				     "mediatek,mt6577-uart-dma";
+			compatible = "mediatek,mt6795-uart-dma";
 			reg = <0 0x11000380 0 0x60>,
 			      <0 0x11000400 0 0x60>,
 			      <0 0x11000480 0 0x60>,
@@ -568,7 +567,6 @@ apdma: dma-controller@...00380 {
 			dma-requests = <8>;
 			clocks = <&pericfg CLK_PERI_AP_DMA>;
 			clock-names = "apdma";
-			mediatek,dma-33bits;
 			#dma-cells = <1>;
 		};
 

-- 
2.51.0