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Message-Id: <20220628133144.142185-2-ash@heyquark.com>
Date: Tue, 28 Jun 2022 23:31:33 +1000
From: Ash Logan <ash@...quark.com>
To: krzysztof.kozlowski+dt@...aro.org, paulus@...ba.org,
mpe@...erman.id.au, christophe.leroy@...roup.eu,
robh+dt@...nel.org, benh@...nel.crashing.org
Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
j.ne@...teo.net, linkmauve@...kmauve.fr,
rw-r-r-0644@...tonmail.com, devicetree@...r.kernel.org,
joel@....id.au
Subject: [PATCH v3 01/12] dt-bindings: wiiu: Document the Nintendo Wii U devicetree
Adds schema for the various Wii U devicetree nodes used.
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
+
+...
--
2.36.1
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