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| author | Paul Cercueil <paul@crapouillou.net> | 2018-08-29 23:32:59 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2018-09-11 12:59:27 +0530 |
| commit | 6b5b368b5cbd7032dd32ebca88f4fc68b5c099dd (patch) | |
| tree | a91d44cd008e1988b62aa11670a545a29a69139f /arch/mips/boot | |
| parent | f57879a574ae5a3b598187d6ff9c26b5f6479ce0 (diff) | |
| download | linux-0-day-6b5b368b5cbd7032dd32ebca88f4fc68b5c099dd.tar.gz linux-0-day-6b5b368b5cbd7032dd32ebca88f4fc68b5c099dd.tar.xz | |
MIPS: JZ4770: DTS: Add DMA nodes
Add the two devicetree nodes for the two DMA cores of the JZ4770 SoC,
disabled by default, as currently there are no clients for the DMA
driver (until the MMC driver and/or others get a devicetree node).
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Acked-by: Paul Burton <paul.burton@mips.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'arch/mips/boot')
| -rw-r--r-- | arch/mips/boot/dts/ingenic/jz4770.dtsi | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/mips/boot/dts/ingenic/jz4770.dtsi b/arch/mips/boot/dts/ingenic/jz4770.dtsi index 7c2804f3f5f17..49ede6c14ff3e 100644 --- a/arch/mips/boot/dts/ingenic/jz4770.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4770.dtsi @@ -196,6 +196,36 @@ status = "disabled"; }; + dmac0: dma-controller@13420000 { + compatible = "ingenic,jz4770-dma"; + reg = <0x13420000 0xC0 + 0x13420300 0x20>; + + #dma-cells = <1>; + + clocks = <&cgu JZ4770_CLK_DMA>; + interrupt-parent = <&intc>; + interrupts = <24>; + + /* Disable dmac0 until we have something that uses it */ + status = "disabled"; + }; + + dmac1: dma-controller@13420100 { + compatible = "ingenic,jz4770-dma"; + reg = <0x13420100 0xC0 + 0x13420400 0x20>; + + #dma-cells = <1>; + + clocks = <&cgu JZ4770_CLK_DMA>; + interrupt-parent = <&intc>; + interrupts = <23>; + + /* Disable dmac1 until we have something that uses it */ + status = "disabled"; + }; + uhc: uhc@13430000 { compatible = "generic-ohci"; reg = <0x13430000 0x1000>; |