linux-kernel - [PATCH 1/4] arm64: dts: Add ARM PL330 DMA DT node for NS2

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Date:	Tue, 29 Mar 2016 12:57:31 +0530
From:	Anup Patel <anup.patel@...adcom.com>
To:	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Device Tree <devicetree@...r.kernel.org>,
	Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	Jon Mason <jon.mason@...adcom.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
	Anup Patel <anup.patel@...adcom.com>
Subject: [PATCH 1/4] arm64: dts: Add ARM PL330 DMA DT node for NS2

We have one ARM PL330 DMA instance with 8 channels in
NS2 SoC. Let's enable it for NS2 in NS2 DT.

Signed-off-by: Anup Patel <anup.patel@...adcom.com>
Reviewed-by: Ray Jui <rjui@...adcom.com>
Reviewed-by: Pramod KUMAR <pramodku@...adcom.com>
Reviewed-by: Scott Branden <sbranden@...adcom.com>
---
 arch/arm64/boot/dts/broadcom/ns2.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi
index 6f81c9d..a9f4585 100644
--- a/arch/arm64/boot/dts/broadcom/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi
@@ -217,6 +217,25 @@
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
 
+		dma0: dma@...60000 {
+			compatible = "arm,pl330", "arm,primecell";
+			reg = <0x61360000 0x1000>;
+			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 214 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH>;
+			#dma-cells = <1>;
+			#dma-channels = <8>;
+			#dma-requests = <32>;
+			clocks = <&iprocslow>;
+			clock-names = "apb_pclk";
+		};
+
 		smmu: mmu@...00000 {
 			compatible = "arm,mmu-500";
 			reg = <0x64000000 0x40000>;
-- 
1.9.1