linux-kernel - [PATCH 3/6] ARM: dts: keystone-k2g: Add eDMA nodes

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Date:   Tue, 1 Aug 2017 10:11:16 +0530
From:   Lokesh Vutla <lokeshvutla@...com>
To:     Santosh Shilimkar <ssantosh@...nel.org>
CC:     Linux ARM Mailing List <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Device Tree Mailing List <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Tero Kristo <t-kristo@...com>, Sekhar Nori <nsekhar@...com>,
        Peter Ujfalusi <peter.ujfalusi@...com>,
        Keerthy <j-keerthy@...com>, Lokesh Vutla <lokeshvutla@...com>,
        Dave Gerlach <d-gerlach@...com>
Subject: [PATCH 3/6] ARM: dts: keystone-k2g: Add eDMA nodes

From: Peter Ujfalusi <peter.ujfalusi@...com>

Add nodes for eDMA0 and eDMA1.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
Signed-off-by: Dave Gerlach <d-gerlach@...com>
Signed-off-by: Lokesh Vutla <lokeshvutla@...com>
---
 arch/arm/boot/dts/keystone-k2g.dtsi | 66 +++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/arch/arm/boot/dts/keystone-k2g.dtsi b/arch/arm/boot/dts/keystone-k2g.dtsi
index f9ff29972295..3f1fd3df76d5 100644
--- a/arch/arm/boot/dts/keystone-k2g.dtsi
+++ b/arch/arm/boot/dts/keystone-k2g.dtsi
@@ -210,5 +210,71 @@
 			clocks = <&k2g_clks 0x001c 0x0>;
 			clock-names = "gpio";
 		};
+
+		edma0: edma@...00000 {
+			compatible = "ti,k2g-edma3-tpcc", "ti,edma3-tpcc";
+			reg =	<0x02700000 0x8000>;
+			reg-names = "edma3_cc";
+			interrupts = <GIC_SPI 200 IRQ_TYPE_EDGE_RISING>,
+					<GIC_SPI 216 IRQ_TYPE_EDGE_RISING>,
+					<GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "edma3_ccint", "emda3_mperr",
+					  "edma3_ccerrint";
+			dma-requests = <64>;
+			#dma-cells = <2>;
+
+			ti,tptcs = <&edma0_tptc0 7>, <&edma0_tptc1 0>;
+
+			ti,edma-memcpy-channels = <32 33 34 35>;
+
+			power-domains = <&k2g_pds 0x3f>;
+		};
+
+		edma0_tptc0: tptc@...60000 {
+			compatible = "ti,k2g-edma3-tptc", "ti,edma3-tptc";
+			reg =	<0x02760000 0x400>;
+			power-domains = <&k2g_pds 0x3f>;
+		};
+
+		edma0_tptc1: tptc@...68000 {
+			compatible = "ti,k2g-edma3-tptc", "ti,edma3-tptc";
+			reg =	<0x02768000 0x400>;
+			power-domains = <&k2g_pds 0x3f>;
+		};
+
+		edma1: edma@...28000 {
+			compatible = "ti,k2g-edma3-tpcc", "ti,edma3-tpcc";
+			reg =	<0x02728000 0x8000>;
+			reg-names = "edma3_cc";
+			interrupts = <GIC_SPI 208 IRQ_TYPE_EDGE_RISING>,
+					<GIC_SPI 219 IRQ_TYPE_EDGE_RISING>,
+					<GIC_SPI 220 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "edma3_ccint", "emda3_mperr",
+					  "edma3_ccerrint";
+			dma-requests = <64>;
+			#dma-cells = <2>;
+
+			ti,tptcs = <&edma1_tptc0 7>, <&edma1_tptc1 0>;
+
+			/*
+			 * memcpy is disabled, can be enabled with:
+			 * ti,edma-memcpy-channels = <12 13 14 15>;
+			 * for example.
+			 */
+
+			power-domains = <&k2g_pds 0x4f>;
+		};
+
+		edma1_tptc0: tptc@...b0000 {
+			compatible = "ti,k2g-edma3-tptc", "ti,edma3-tptc";
+			reg =	<0x027b0000 0x400>;
+			power-domains = <&k2g_pds 0x4f>;
+		};
+
+		edma1_tptc1: tptc@...b8000 {
+			compatible = "ti,k2g-edma3-tptc", "ti,edma3-tptc";
+			reg =	<0x027b8000 0x400>;
+			power-domains = <&k2g_pds 0x4f>;
+		};
 	};
 };
-- 
2.13.0