linux-kernel - [PATCH v2 05/10] ARM: dts: suniv: f1c100s: Add support for DMA

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Message-ID: <20241027091440.1913863-5-csokas.bence@prolan.hu>
Date: Sun, 27 Oct 2024 10:14:36 +0100
From: Csókás, Bence <csokas.bence@...lan.hu>
To: <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-sunxi@...ts.linux.dev>, <linux-kernel@...r.kernel.org>
CC: Mesih Kilinc <mesihkilinc@...il.com>,
	Csókás, Bence <csokas.bence@...lan.hu>, Rob Herring
	<robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
	<conor+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec
	<jernej.skrabec@...il.com>, Samuel Holland <samuel@...lland.org>
Subject: [PATCH v2 05/10] ARM: dts: suniv: f1c100s: Add support for DMA

From: Mesih Kilinc <mesihkilinc@...il.com>

Allwinner suniv F1C100s now has DMA support. Enable it under device
tree.

Signed-off-by: Mesih Kilinc <mesihkilinc@...il.com>
[ csokas.bence: Rebased on current master ]
Signed-off-by: Csókás, Bence <csokas.bence@...lan.hu>
---
 arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi b/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi
index 3c61d59ab5f8..290efe026ceb 100644
--- a/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi
+++ b/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi
@@ -6,6 +6,7 @@
 
 #include <dt-bindings/clock/suniv-ccu-f1c100s.h>
 #include <dt-bindings/reset/suniv-ccu-f1c100s.h>
+#include <dt-bindings/dma/sun4i-a10.h>
 
 / {
 	#address-cells = <1>;
@@ -159,6 +160,15 @@ usbphy: phy@...3400 {
 			status = "disabled";
 		};
 
+		dma: dma-controller@...2000 {
+			compatible = "allwinner,suniv-f1c100s-dma";
+			reg = <0x01c02000 0x1000>;
+			interrupts = <18>;
+			clocks = <&ccu CLK_BUS_DMA>;
+			resets = <&ccu RST_BUS_DMA>;
+			#dma-cells = <2>;
+		};
+
 		ccu: clock@...0000 {
 			compatible = "allwinner,suniv-f1c100s-ccu";
 			reg = <0x01c20000 0x400>;
-- 
2.34.1