From: Stefano Stabellini <stefano.stabellini@xilinx.com>
To: Rob Herring <robh@kernel.org>
Cc: Ben Levinsky <ben.levinsky@xilinx.com>,
stefanos@xilinx.com, michals@xilinx.com, michael.auchter@ni.com,
devicetree@vger.kernel.org, mathieu.poirier@linaro.org,
emooring@xilinx.com, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, Jason Wu <j.wu@xilinx.com>,
Wendy Liang <jliang@xilinx.com>,
Michal Simek <michal.simek@xilinx.com>
Subject: Re: [PATCH v16 4/5] dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc bindings
Date: Wed, 30 Sep 2020 15:40:08 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.21.2009301536490.10908@sstabellini-ThinkPad-T480s> (raw)
In-Reply-To: <20200929183601.GA892636@bogus>
On Tue, 29 Sep 2020, Rob Herring wrote:
> > index 000000000000..ce02e425692e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml
> > @@ -0,0 +1,120 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: Xilinx R5 remote processor controller bindings
> > +
> > +description:
> > + This document defines the binding for the remoteproc component that loads and
> > + boots firmwares on the Xilinx Zynqmp and Versal family chipset.
> > +
> > + Note that the Linux has global addressing view of the R5-related memory (TCM)
> > + so the absolute address ranges are provided in TCM reg's.
>
> blank line needed.
>
> TCMs specifically I'm concerned about how they are represented in system
> DT and here...
So far I have been keeping the TCMs in system DT as regular nodes under
/amba. E.g.:
tcm: tcm@ffe00000 {
compatible = "mmio-sram";
reg = <0x0 0xffe00000 0x0 0x10000>;
};
(I am not sure if "mmio-sram" is the right compatible.)
WARNING: multiple messages have this Message-ID (diff)
From: Stefano Stabellini <stefano.stabellini@xilinx.com>
To: Rob Herring <robh@kernel.org>
Cc: stefanos@xilinx.com, emooring@xilinx.com, michael.auchter@ni.com,
mathieu.poirier@linaro.org, devicetree@vger.kernel.org,
Ben Levinsky <ben.levinsky@xilinx.com>,
linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org,
Wendy Liang <jliang@xilinx.com>,
michals@xilinx.com, Jason Wu <j.wu@xilinx.com>,
Michal Simek <michal.simek@xilinx.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v16 4/5] dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc bindings
Date: Wed, 30 Sep 2020 15:40:08 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.21.2009301536490.10908@sstabellini-ThinkPad-T480s> (raw)
In-Reply-To: <20200929183601.GA892636@bogus>
On Tue, 29 Sep 2020, Rob Herring wrote:
> > index 000000000000..ce02e425692e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml
> > @@ -0,0 +1,120 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: Xilinx R5 remote processor controller bindings
> > +
> > +description:
> > + This document defines the binding for the remoteproc component that loads and
> > + boots firmwares on the Xilinx Zynqmp and Versal family chipset.
> > +
> > + Note that the Linux has global addressing view of the R5-related memory (TCM)
> > + so the absolute address ranges are provided in TCM reg's.
>
> blank line needed.
>
> TCMs specifically I'm concerned about how they are represented in system
> DT and here...
So far I have been keeping the TCMs in system DT as regular nodes under
/amba. E.g.:
tcm: tcm@ffe00000 {
compatible = "mmio-sram";
reg = <0x0 0xffe00000 0x0 0x10000>;
};
(I am not sure if "mmio-sram" is the right compatible.)
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next prev parent reply other threads:[~2020-09-30 22:40 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-22 22:39 [PATCH v16 0/5] Provide basic driver to control Arm R5 co-processor found on Xilinx ZynqMP Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-09-22 22:39 ` [PATCH v16 1/5] firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU configuration Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-09-22 22:39 ` [PATCH v16 2/5] firmware: xilinx: Add shutdown/wakeup APIs Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-09-22 22:39 ` [PATCH v16 3/5] firmware: xilinx: Add RPU configuration APIs Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-09-22 22:39 ` [PATCH v16 4/5] dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc bindings Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-09-29 18:36 ` Rob Herring
2020-09-29 18:36 ` Rob Herring
2020-09-30 16:21 ` Ben Levinsky
2020-09-30 16:21 ` Ben Levinsky
2020-11-05 19:42 ` Rob Herring
2020-11-05 19:42 ` Rob Herring
2020-09-30 22:40 ` Stefano Stabellini [this message]
2020-09-30 22:40 ` Stefano Stabellini
2020-09-22 22:39 ` [PATCH v16 5/5] remoteproc: Add initial zynqmp R5 remoteproc driver Ben Levinsky
2020-09-22 22:39 ` Ben Levinsky
2020-10-01 11:32 ` kernel test robot
2020-10-01 11:32 ` kernel test robot
2020-10-01 11:32 ` kernel test robot
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