From: Sergio Paracuellos <sergio.paracuellos@gmail.com>
To: devicetree@vger.kernel.org
Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
hauke@hauke-m.de, zajec5@gmail.com, tsbogend@alpha.franken.de,
zhouyanjie@wanyeetech.com, linux-mips@vger.kernel.org,
arinc.unal@arinc9.com, f.fainelli@gmail.com,
Rob Herring <robh@kernel.org>
Subject: [PATCH v6 1/2] dt-bindings: mips: add CPU bindings for MIPS architecture
Date: Tue, 4 Oct 2022 07:09:23 +0200 [thread overview]
Message-ID: <20221004050924.986211-2-sergio.paracuellos@gmail.com> (raw)
In-Reply-To: <20221004050924.986211-1-sergio.paracuellos@gmail.com>
Add the yaml binding for available CPUs in MIPS architecture.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
---
.../bindings/mips/brcm/brcm,bmips.txt | 8 --
.../devicetree/bindings/mips/cpus.yaml | 115 ++++++++++++++++++
.../bindings/mips/ingenic/ingenic,cpu.yaml | 69 -----------
3 files changed, 115 insertions(+), 77 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt
create mode 100644 Documentation/devicetree/bindings/mips/cpus.yaml
delete mode 100644 Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
diff --git a/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt b/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt
deleted file mode 100644
index 8ef71b4085ca..000000000000
--- a/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-* Broadcom MIPS (BMIPS) CPUs
-
-Required properties:
-- compatible: "brcm,bmips3300", "brcm,bmips4350", "brcm,bmips4380",
- "brcm,bmips5000"
-
-- mips-hpt-frequency: This is common to all CPUs in the system so it lives
- under the "cpus" node.
diff --git a/Documentation/devicetree/bindings/mips/cpus.yaml b/Documentation/devicetree/bindings/mips/cpus.yaml
new file mode 100644
index 000000000000..e991f4c6668d
--- /dev/null
+++ b/Documentation/devicetree/bindings/mips/cpus.yaml
@@ -0,0 +1,115 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mips/cpus.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MIPS CPUs bindings
+
+maintainers:
+ - Thomas Bogendoerfer <tsbogend@alpha.franken.de>
+ - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
+
+description: |
+ The device tree allows to describe the layout of CPUs in a system through
+ the "cpus" node, which in turn contains a number of subnodes (ie "cpu")
+ defining properties for every CPU.
+
+properties:
+ compatible:
+ enum:
+ - brcm,bmips3300
+ - brcm,bmips4350
+ - brcm,bmips4380
+ - brcm,bmips5000
+ - brcm,bmips5200
+ - ingenic,xburst-mxu1.0
+ - ingenic,xburst-fpu1.0-mxu1.1
+ - ingenic,xburst-fpu2.0-mxu2.0
+ - ingenic,xburst2-fpu2.1-mxu2.1-smt
+ - loongson,gs264
+ - mips,m14Kc
+ - mips,mips4Kc
+ - mips,mips4KEc
+ - mips,mips24Kc
+ - mips,mips24KEc
+ - mips,mips74Kc
+ - mips,mips1004Kc
+ - mti,interaptiv
+ - mti,mips24KEc
+ - mti,mips14KEc
+ - mti,mips14Kc
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ device_type: true
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ingenic,xburst-mxu1.0
+ - ingenic,xburst-fpu1.0-mxu1.1
+ - ingenic,xburst-fpu2.0-mxu2.0
+ - ingenic,xburst2-fpu2.1-mxu2.1-smt
+ then:
+ required:
+ - device_type
+ - clocks
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ cpus {
+ #size-cells = <0>;
+ #address-cells = <1>;
+
+ cpu@0 {
+ compatible = "mips,mips1004Kc";
+ device_type = "cpu";
+ reg = <0>;
+ };
+
+ cpu@1 {
+ compatible = "mips,mips1004Kc";
+ device_type = "cpu";
+ reg = <1>;
+ };
+ };
+
+ - |
+ // Example 2 (Ingenic CPU)
+ #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ compatible = "ingenic,xburst-fpu1.0-mxu1.1";
+ device_type = "cpu";
+ reg = <0>;
+
+ clocks = <&cgu JZ4780_CLK_CPU>;
+ };
+
+ cpu@1 {
+ compatible = "ingenic,xburst-fpu1.0-mxu1.1";
+ device_type = "cpu";
+ reg = <1>;
+
+ clocks = <&cgu JZ4780_CLK_CORE1>;
+ };
+ };
+...
diff --git a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
deleted file mode 100644
index b7e7fa715437..000000000000
--- a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
+++ /dev/null
@@ -1,69 +0,0 @@
-# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
-%YAML 1.2
----
-$id: http://devicetree.org/schemas/mips/ingenic/ingenic,cpu.yaml#
-$schema: http://devicetree.org/meta-schemas/core.yaml#
-
-title: Bindings for Ingenic XBurst family CPUs
-
-maintainers:
- - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
-
-description:
- Ingenic XBurst family CPUs shall have the following properties.
-
-properties:
- compatible:
- oneOf:
-
- - description: Ingenic XBurst®1 CPU Cores
- enum:
- - ingenic,xburst-mxu1.0
- - ingenic,xburst-fpu1.0-mxu1.1
- - ingenic,xburst-fpu2.0-mxu2.0
-
- - description: Ingenic XBurst®2 CPU Cores
- enum:
- - ingenic,xburst2-fpu2.1-mxu2.1-smt
-
- reg:
- maxItems: 1
-
- clocks:
- maxItems: 1
-
- device_type: true
-
-required:
- - device_type
- - compatible
- - reg
- - clocks
-
-additionalProperties: false
-
-examples:
- - |
- #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
-
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
-
- cpu0: cpu@0 {
- device_type = "cpu";
- compatible = "ingenic,xburst-fpu1.0-mxu1.1";
- reg = <0>;
-
- clocks = <&cgu JZ4780_CLK_CPU>;
- };
-
- cpu1: cpu@1 {
- device_type = "cpu";
- compatible = "ingenic,xburst-fpu1.0-mxu1.1";
- reg = <1>;
-
- clocks = <&cgu JZ4780_CLK_CORE1>;
- };
- };
-...
--
2.25.1
next prev parent reply other threads:[~2022-10-04 5:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-04 5:09 [PATCH v6 0/2] dt-bindings: mips: add CPU bindings for MIPS architecture Sergio Paracuellos
2022-10-04 5:09 ` Sergio Paracuellos [this message]
2022-10-04 5:09 ` [PATCH v6 2/2] dt-bindings: mips: brcm: add Broadcom SoCs bindings Sergio Paracuellos
2022-10-04 5:14 ` Rafał Miłecki
2022-10-04 5:20 ` Sergio Paracuellos
2022-10-05 20:32 ` Hauke Mehrtens
2022-10-06 4:25 ` Sergio Paracuellos
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