From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Dong Aisheng <aisheng.dong@nxp.com>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-remoteproc@vger.kernel.org, dongas86@gmail.com,
peng.fan@nxp.com, linux-imx@nxp.com, robh+dt@kernel.org,
shawnguo@kernel.org, kernel@pengutronix.de
Subject: Re: [PATCH 1/2] arm64: dts: imx8mq: add remoteproc m4 support
Date: Thu, 5 Aug 2021 10:39:43 -0600 [thread overview]
Message-ID: <20210805163943.GE3205691@p14s> (raw)
In-Reply-To: <20210805091218.1626290-1-aisheng.dong@nxp.com>
Same for this set - I need Peng to add his RB _and_ TB tags to it before I
consider for review. Also, please start adding cover letters to your patchsets.
Thanks,
Mathieu
On Thu, Aug 05, 2021 at 05:12:17PM +0800, Dong Aisheng wrote:
> Add cm4 remoteproc which supports rpmsg naming service.
> It needs vdevbuffer and a pair of vrings and 16MB reserved memory.
>
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../boot/dts/freescale/imx8mq-evk-rpmsg.dts | 72 +++++++++++++++++++
> 2 files changed, 73 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-evk-rpmsg.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 4b4785d86324..687ad9d68a85 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -49,6 +49,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk-rpmsg.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-hummingboard-pulse.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-kontron-pitx-imx8m.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk-rpmsg.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk-rpmsg.dts
> new file mode 100644
> index 000000000000..4a8911087e5f
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk-rpmsg.dts
> @@ -0,0 +1,72 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +/*
> + * Copyright 2019-2021 NXP
> + */
> +
> +#include "imx8mq-evk.dts"
> +
> +/ {
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + vdev0vring0: vdev0vring0@b8000000 {
> + reg = <0 0xb8000000 0 0x8000>;
> + no-map;
> + };
> +
> + vdev0vring1: vdev0vring1@b8008000 {
> + reg = <0 0xb8008000 0 0x8000>;
> + no-map;
> + };
> +
> + rsc_table: rsc-table@b80ff000 {
> + reg = <0 0xb80ff000 0 0x1000>;
> + no-map;
> + };
> +
> + vdevbuffer: vdevbuffer@b8400000 {
> + compatible = "shared-dma-pool";
> + reg = <0 0xb8400000 0 0x100000>;
> + no-map;
> + };
> +
> + remoteproc@80000000 {
> + reg = <0 0x80000000 0 0x1000000>;
> + no-map;
> + };
> + };
> +
> + imx8mq-cm4 {
> + compatible = "fsl,imx8mq-cm4";
> + clocks = <&clk IMX8MQ_CLK_M4_DIV>;
> + mbox-names = "tx", "rx", "rxdb";
> + mboxes = <&mu 0 1
> + &mu 1 1
> + &mu 3 1>;
> + memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
> + <&rsc_table>;
> + syscon = <&src>;
> + };
> +};
> +
> +/*
> + * Below devices are allocated on remoteproc
> + */
> +
> +&i2c2 {
> + status = "disabled";
> +};
> +
> +&pwm4 {
> + status = "disabled";
> +};
> +
> +&tmu {
> + status = "disabled";
> +};
> +
> +&uart2 {
> + status = "disabled";
> +};
> --
> 2.25.1
>
prev parent reply other threads:[~2021-08-05 16:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-05 9:12 [PATCH 1/2] arm64: dts: imx8mq: add remoteproc m4 support Dong Aisheng
2021-08-05 9:12 ` [PATCH 2/2] arm64: dts: imx8mp: add remoteproc m7 support Dong Aisheng
2021-08-05 16:39 ` Mathieu Poirier [this message]
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