diff options
| author | Neil Armstrong <narmstrong@baylibre.com> | 2017-03-03 17:17:24 +0100 |
|---|---|---|
| committer | Neil Armstrong <narmstrong@baylibre.com> | 2022-01-04 15:46:24 +0100 |
| commit | 8a4b70b0d54020bfae32041369422c3b41c0cd56 (patch) | |
| tree | 28af65165c1478353c9b69d1ff5dd496bc6cb51b | |
| parent | d4a1781d44ffa72e167b623b5e359353ca45ac8a (diff) | |
| download | linux-oxnas-oxnas/v5.18/dma.tar.gz | |
ARM: dts: ox810se: Add DMA Supportoxnas/v5.18/dma
This adds the DMA engine node.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
| -rw-r--r-- | arch/arm/boot/dts/ox810se-wd-mbwe.dts | 4 | ||||
| -rw-r--r-- | arch/arm/boot/dts/ox810se.dtsi | 21 |
2 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ox810se-wd-mbwe.dts b/arch/arm/boot/dts/ox810se-wd-mbwe.dts index 7e2fcb220aea32..19e5d510e425e5 100644 --- a/arch/arm/boot/dts/ox810se-wd-mbwe.dts +++ b/arch/arm/boot/dts/ox810se-wd-mbwe.dts @@ -103,6 +103,10 @@ }; }; +&dma { + status = "okay"; +}; + &uart1 { status = "okay"; diff --git a/arch/arm/boot/dts/ox810se.dtsi b/arch/arm/boot/dts/ox810se.dtsi index 0755e5864c4a37..79b2b49dcfbbe8 100644 --- a/arch/arm/boot/dts/ox810se.dtsi +++ b/arch/arm/boot/dts/ox810se.dtsi @@ -334,6 +334,27 @@ interrupts = <4 5>; }; }; + + dma: dma-controller@600000 { + compatible = "oxsemi,ox810se-dma"; + reg = <0x600000 0x100000>, + <0xc00000 0x100000>; + reg-names = "dma", "sgdma"; + interrupts = <13>, <14>, <15>, <16>, <20>; + clocks = <&stdclk 1>; + resets = <&reset 8>, <&reset 24>; + reset-names = "dma", "sgdma"; + + /* Encodes the authorized memory types */ + oxsemi,targets-types = + <0x45900000 0x45a00000 0>, /* SATA */ + <0x42000000 0x43000000 0>, /* SATA DATA */ + <0x48000000 0x58000000 15>, /* DDR */ + <0x58000000 0x58020000 15>; /* SRAM */ + + #dma-cells = <1>; + dma-channels = <5>; + }; }; }; }; |