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ARM: tegra: add APB DMA controller to Tegra124 DT 

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>
Reviewed-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Stephen Warren 2013-11-15 12:22:53 -07:00
parent f71e4f034a
commit 2f5a913eb5
1 changed files with 51 additions and 0 deletions
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51
arch/arm/boot/dts/tegra124.dtsi
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@ -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";
};