Re: [PATCH][RESEND] arm64: dts: hikey: Add DMA entries for Bluetooth UART
From: Manivannan Sadhasivam
Date: Thu Jan 24 2019 - 05:35:36 EST
On Wed, Jan 23, 2019 at 12:30:37PM -0800, John Stultz wrote:
> Add dma0 references for bluetooth uart to enable dma
> for bt transfers.
>
> Cc: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> Cc: Ryan Grachek <ryan@xxxxxxxxx>
> Cc: Wei Xu <xuwei5@xxxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Thanks,
Mani
> ---
> arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> index aec9e37..fa15a08 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> @@ -319,6 +319,8 @@
> clock-names = "uartclk", "apb_pclk";
> pinctrl-names = "default";
> pinctrl-0 = <&uart1_pmx_func &uart1_cfg_func1 &uart1_cfg_func2>;
> + dmas = <&dma0 8 &dma0 9>;
> + dma-names = "rx", "tx";
> status = "disabled";
> };
>
> --
> 2.7.4
>