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Message-ID: <CAL_JsqKyBCM9ERB8xHpg3Rog6gZUmp+r0dTskUur8PnD6rNCHg@mail.gmail.com>
Date: Wed, 2 Mar 2022 07:28:49 -0600
From: Rob Herring <robh+dt@...nel.org>
To: Ash Logan <ash@...quark.com>
Cc: Paul Mackerras <paulus@...ba.org>,
Michael Ellerman <mpe@...erman.id.au>,
Christophe Leroy <christophe.leroy@...roup.eu>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
Jonathan Neuschäfer <j.ne@...teo.net>
Subject: Re: [PATCH 01/12] dt-bindings: wiiu: Document the Nintendo Wii U devicetree
On Tue, Mar 1, 2022 at 10:44 PM Ash Logan <ash@...quark.com> wrote:
>
> Adds schema for the various Wii U devicetree nodes used.
Please resend to the DT list if you want this reviewed and so that checks run.
>
> Signed-off-by: Ash Logan <ash@...quark.com>
> ---
> .../bindings/powerpc/nintendo/wiiu.yaml | 28 +++++++++++
> .../powerpc/nintendo/wiiu/espresso-pic.yaml | 42 +++++++++++++++++
> .../bindings/powerpc/nintendo/wiiu/gpu7.yaml | 41 +++++++++++++++++
> .../powerpc/nintendo/wiiu/latte-ahci.yaml | 43 +++++++++++++++++
> .../powerpc/nintendo/wiiu/latte-dsp.yaml | 35 ++++++++++++++
> .../powerpc/nintendo/wiiu/latte-pic.yaml | 46 +++++++++++++++++++
> .../powerpc/nintendo/wiiu/latte-sdhci.yaml | 40 ++++++++++++++++
> .../bindings/powerpc/nintendo/wiiu/latte.yaml | 25 ++++++++++
> 8 files changed, 300 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/espresso-pic.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/gpu7.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-ahci.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-dsp.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-pic.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-sdhci.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte.yaml
>
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu.yaml
> new file mode 100644
> index 000000000000..5824b07928f5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu.yaml
> @@ -0,0 +1,28 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U bindings
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Nintendo Wii U video game console binding.
> +
> +properties:
> + $nodename:
> + const: "/"
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U video game console
> + items:
> + - const: nintendo,wiiu
> +
> +additionalProperties: true
> +
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/espresso-pic.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/espresso-pic.yaml
> new file mode 100644
> index 000000000000..878a81595f5f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/espresso-pic.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/espresso-pic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U "Espresso" interrupt controller
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Interrupt controller found on the Nintendo Wii U for the "Espresso" processor.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U "Espresso" interrupt controller
> + items:
> + - const: nintendo,espresso-pic
> + '#interrupt-cells':
> + # Interrupt numbers 0-32 in one cell
> + const: 1
> + interrupt-controller: true
> + reg:
> + items:
> + - description: Core registers
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + espresso_pic: pic@...0078 {
> + #interrupt-cells = <1>;
> + interrupt-controller;
> +
> + compatible = "nintendo,espresso-pic";
> + reg = <0x0c000078 0x18>;
> + };
> +
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/gpu7.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/gpu7.yaml
> new file mode 100644
> index 000000000000..e54d49015f36
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/gpu7.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/gpu7.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U Latte "GPU7" graphics processor
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + GPU7 graphics processor, also known as "GX2", found in the Latte multifunction chip of the
> + Nintendo Wii U.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U Latte "GPU7" graphics processor
> + items:
> + - const: nintendo,latte-gpu7
> + reg:
> + items:
> + - description: GpuF0MMReg registers
> + interrupts:
> + items:
> + - description: Main interrupt, connected via Espresso PIC
> +
> +# This will likely get bound to the Radeon driver one day, which will neccesitate extra properties
> +additionalProperties: true
> +
> +examples:
> + - |
> + gpu7@...0000 {
> + compatible = "nintendo,latte-gpu7";
> + reg = <0x0c200000 0x80000>;
> + interrupts = <2>;
> + interrupt-parent = <&espresso_pic>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-ahci.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-ahci.yaml
> new file mode 100644
> index 000000000000..7b9de4effcb0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-ahci.yaml
> @@ -0,0 +1,43 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/latte-ahci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U Latte AHCI controller
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Nintendo Wii U AHCI SATA controller, as found in the Latte chip.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U Latte AHCI controller
> + items:
> + - const: nintendo,latte-ahci
> + reg:
> + items:
> + - description: |
> + HBA memory registers. Note that unlike the spec, space for only 6 ports exist, with 2 vendor
> + registers afterwards, thus register space should be 0x408 long (0x100+0x80*6+0x8).
> + interrupts:
> + items:
> + - description: Main HBA interrupt
> + - description: Vendor debugging interrupt
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + sata: ahci@...0400 {
> + compatible = "nintendo,latte-ahci";
> + reg = <0x0d160400 0x408>;
> +
> + interrupt-parent = <&latte_pic>;
> + interrupts = <38>, <28>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-dsp.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-dsp.yaml
> new file mode 100644
> index 000000000000..ed0b4c28ce48
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-dsp.yaml
> @@ -0,0 +1,35 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/latte-dsp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U Latte DSP
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Nintendo Wii U digital signal processor, as found in the Latte chip.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U Latte DSP
> + items:
> + - const: nintendo,latte-dsp
> + reg:
> + items:
> + - description: DSP registers
> +
> +# Once more is known about this device more properties will likely be added
> +additionalProperties: true
> +
> +examples:
> + - |
> + latte_dsp: dsp@...5000 {
> + compatible = "nintendo,latte-dsp";
> + reg = <0x0c005000 0x200>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-pic.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-pic.yaml
> new file mode 100644
> index 000000000000..a2df71fb9964
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-pic.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/latte-pic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U Latte interrupt controller
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Interrupt controller found on the Nintendo Wii U for the "Latte" devices.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U Latte interrupt controller
> + items:
> + - const: nintendo,latte-pic
> + '#interrupt-cells':
> + # Interrupt numbers 0-64 in one cell.
> + const: 1
> + interrupt-controller: true
> + reg:
> + items:
> + - description: Core registers
> + interrupts:
> + items:
> + - description: Cascade interrupt for Espresso PIC
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + latte_pic: pic@...0440 {
> + #interrupt-cells = <1>;
> + interrupt-controller;
> +
> + compatible = "nintendo,latte-pic";
> + reg = <0x0d800440 0x30>;
> + interrupt-parent = <&espresso_pic>;
> + interrupts = <24>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-sdhci.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-sdhci.yaml
> new file mode 100644
> index 000000000000..4b9b0820edc1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-sdhci.yaml
> @@ -0,0 +1,40 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/latte-sdhci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii U Latte SD Host controller
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + SDHCI hosts found on the Nintendo Wii U's Latte SoC for SD cards and SDIO devices.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U Latte SDHCI
> + items:
> + - const: nintendo,latte-sdhci
> + - const: sdhci
> + reg:
> + items:
> + - description: Core registers
> + interrupts:
> + items:
> + - description: SDHCI interrupt
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + sdcard_0: sdhci@...0000 {
> + compatible = "nintendo,latte-sdhci","sdhci";
> + reg = <0x0d070000 0x200>;
> + interrupts = <7>;
> + interrupt-parent = <&latte_pic>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte.yaml b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte.yaml
> new file mode 100644
> index 000000000000..6ae86d198fa3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte.yaml
> @@ -0,0 +1,25 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/powerpc/nintendo/wiiu/latte.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Latte system bus
> +
> +maintainers:
> + - Ash Logan <ash@...quark.com>
> + - Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> +
> +description: |
> + Latte multi-function SoC, containing many of the devices found on the Nintendo Wii U.
> +
> +properties:
> + compatible:
> + oneOf:
> + - description: Nintendo Wii U "Latte" SoC
> + items:
> + - const: nintendo,latte
> +
> +additionalProperties: true
> +
> +...
> --
> 2.35.1
>
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