[PATCH 2/7] arm64: dts: imx8-ss-lsio: Add mu5a mailbox

Dong Aisheng dongas86 at gmail.com
Tue May 18 00:50:51 PDT 2021


On Tue, May 18, 2021 at 1:14 AM <abelvesa at kernel.org> wrote:
>
> From: Abel Vesa <abel.vesa at nxp.com>
>
> The mailbox of the lsio mu5a is used by rpmsg on imx8qxp and
> imx8dxl platforms.
>
> Signed-off-by: Abel Vesa <abel.vesa at nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/imx8-ss-lsio.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-lsio.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-lsio.dtsi
> index ee4e585a9c39..8e3c92c82fac 100644
> --- a/arch/arm64/boot/dts/freescale/imx8-ss-lsio.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8-ss-lsio.dtsi
> @@ -141,6 +141,15 @@ lsio_mu4: mailbox at 5d1f0000 {
>                 status = "disabled";
>         };
>
> +       lsio_mu5: mailbox at 5d200000 {
> +               compatible = "fsl,imx6sx-mu";

For normal devices node, the compatible string are prefered to be
defined in soc-ss-xxx.dtsi
in case to handle HW minus difference. e.g. mu13


> +               reg = <0x5d200000 0x10000>;
> +               interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
> +               #mbox-cells = <2>;
> +               power-domains = <&pd IMX_SC_R_MU_5A>;
> +       };
> +
> +
>         lsio_mu13: mailbox at 5d280000 {
>                 reg = <0x5d280000 0x10000>;
>                 interrupts = <GIC_SPI 192 IRQ_TYPE_LEVEL_HIGH>;
> --
> 2.31.1
>
>
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