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[2/4] ARM: tegra: add APB DMA controller to Tegra124 DT

Message ID 1385419160-11511-2-git-send-email-swarren@wwwdotorg.org
State Accepted, archived
Delegated to: Stephen Warren
Headers show

Commit Message

Stephen Warren Nov. 25, 2013, 10:39 p.m. UTC 
From: Stephen Warren <swarren@nvidia.com>

Instantiate the APB DMA controller in the Tegra124 DT, and add all
DMA-related properties to other DT nodes that rely on (reference) the
DMA controller's node.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
---
 arch/arm/boot/dts/tegra124.dtsi | 51 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

Comments

Thierry Reding Nov. 29, 2013, 3:59 p.m. UTC | #1 
On Mon, Nov 25, 2013 at 03:39:18PM -0700, Stephen Warren wrote:
> From: Stephen Warren <swarren@nvidia.com>
> 
> Instantiate the APB DMA controller in the Tegra124 DT, and add all
> DMA-related properties to other DT nodes that rely on (reference) the
> DMA controller's node.
> 
> Signed-off-by: Stephen Warren <swarren@nvidia.com>
> ---
>  arch/arm/boot/dts/tegra124.dtsi | 51 +++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 51 insertions(+)

Reviewed-by: Thierry Reding <treding@nvidia.com>
diff mbox

Patch

diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 4ed6a3a8e2de..9a8b5b8d8397 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -56,6 +56,47 @@ 
 		interrupt-controller;
 	};
 
+	apbdma: dma@60020000 {
+		compatible = "nvidia,tegra124-apbdma", "nvidia,tegra148-apbdma";
+		reg = <0x60020000 0x1400>;
+		interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 132 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 139 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&tegra_car TEGRA124_CLK_APBDMA>;
+		resets = <&tegra_car 34>;
+		reset-names = "dma";
+		#dma-cells = <1>;
+	};
+
 	/*
 	 * There are two serial driver i.e. 8250 based simple serial
 	 * driver and APB DMA based serial driver for higher baudrate
@@ -72,6 +113,8 @@ 
 		clocks = <&tegra_car TEGRA124_CLK_UARTA>;
 		resets = <&tegra_car 6>;
 		reset-names = "serial";
+		dmas = <&apbdma 8>, <&apbdma 8>;
+		dma-names = "rx", "tx";
 		status = "disabled";
 	};
 
@@ -83,6 +126,8 @@ 
 		clocks = <&tegra_car TEGRA124_CLK_UARTB>;
 		resets = <&tegra_car 7>;
 		reset-names = "serial";
+		dmas = <&apbdma 9>, <&apbdma 9>;
+		dma-names = "rx", "tx";
 		status = "disabled";
 	};
 
@@ -94,6 +139,8 @@ 
 		clocks = <&tegra_car TEGRA124_CLK_UARTC>;
 		resets = <&tegra_car 55>;
 		reset-names = "serial";
+		dmas = <&apbdma 10>, <&apbdma 10>;
+		dma-names = "rx", "tx";
 		status = "disabled";
 	};
 
@@ -105,6 +152,8 @@ 
 		clocks = <&tegra_car TEGRA124_CLK_UARTD>;
 		resets = <&tegra_car 65>;
 		reset-names = "serial";
+		dmas = <&apbdma 19>, <&apbdma 19>;
+		dma-names = "rx", "tx";
 		status = "disabled";
 	};
 
@@ -116,6 +165,8 @@ 
 		clocks = <&tegra_car TEGRA124_CLK_UARTE>;
 		resets = <&tegra_car 66>;
 		reset-names = "serial";
+		dmas = <&apbdma 20>, <&apbdma 20>;
+		dma-names = "rx", "tx";
 		status = "disabled";
 	};