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Message-Id: <20240212-mbly-clk-v6-6-c46fa1f93839@bootlin.com>
Date: Mon, 12 Feb 2024 14:44:37 +0100
From: Théo Lebrun <theo.lebrun@...tlin.com>
To: Gregory CLEMENT <gregory.clement@...tlin.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Linus Walleij <linus.walleij@...aro.org>,
Rafał Miłecki <rafal@...ecki.pl>,
Philipp Zabel <p.zabel@...gutronix.de>
Cc: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
linux-mips@...r.kernel.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Tawfik Bayouk <tawfik.bayouk@...ileye.com>, linux-gpio@...r.kernel.org,
Théo Lebrun <theo.lebrun@...tlin.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v6 06/13] dt-bindings: soc: mobileye: add EyeQ5 OLB system
controller
Add documentation to describe the "Other Logic Block" syscon.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
---
.../bindings/soc/mobileye/mobileye,eyeq5-olb.yaml | 94 ++++++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 95 insertions(+)
diff --git a/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml
new file mode 100644
index 000000000000..bcded7fb86dc
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml
@@ -0,0 +1,94 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mobileye/mobileye,eyeq5-olb.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mobileye EyeQ5 SoC system controller
+
+maintainers:
+ - Grégory Clement <gregory.clement@...tlin.com>
+ - Théo Lebrun <theo.lebrun@...tlin.com>
+ - Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>
+
+description:
+ OLB ("Other Logic Block") is a hardware block grouping smaller blocks. Clocks,
+ resets, pinctrl are being handled from here.
+
+properties:
+ compatible:
+ items:
+ - const: mobileye,eyeq5-olb
+ - const: syscon
+ - const: simple-mfd
+
+ reg:
+ maxItems: 1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 1
+
+ ranges: true
+
+patternProperties:
+ '^clock-controller@[0-9a-f]+$':
+ $ref: /schemas/clock/mobileye,eyeq5-clk.yaml#
+
+ '^reset-controller@[0-9a-f]+$':
+ $ref: /schemas/reset/mobileye,eyeq5-reset.yaml#
+
+ '^pinctrl@[0-9a-f]+$':
+ $ref: /schemas/pinctrl/mobileye,eyeq5-pinctrl.yaml#
+
+required:
+ - compatible
+ - reg
+ - '#address-cells'
+ - '#size-cells'
+ - ranges
+
+additionalProperties: false
+
+examples:
+ - |
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ system-controller@...000 {
+ compatible = "mobileye,eyeq5-olb", "syscon", "simple-mfd";
+ reg = <0x0 0xe00000 0x0 0x400>;
+ ranges = <0x0 0x0 0xe00000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ reset: reset-controller@0 {
+ compatible = "mobileye,eyeq5-reset";
+ reg = <0x000 0x0c>, <0x200 0x34>, <0x120 0x04>;
+ reg-names = "d0", "d1", "d2";
+ #reset-cells = <2>;
+ };
+
+ clocks: clock-controller@2c {
+ compatible = "mobileye,eyeq5-clk";
+ reg = <0x02c 0x50>, <0x11c 0x04>;
+ reg-names = "plls", "ospi";
+ #clock-cells = <1>;
+ clocks = <&xtal>;
+ clock-names = "ref";
+ };
+
+ pinctrl: pinctrl@b0 {
+ compatible = "mobileye,eyeq5-pinctrl";
+ reg = <0x0b0 0x30>;
+
+ uart2_pins: uart2-pins {
+ function = "uart2";
+ pins = "PB8", "PB9";
+ };
+ };
+ };
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index f397dd1b32d8..51445b919ebf 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14792,6 +14792,7 @@ F: Documentation/devicetree/bindings/clock/mobileye,eyeq5-clk.yaml
F: Documentation/devicetree/bindings/mips/mobileye.yaml
F: Documentation/devicetree/bindings/pinctrl/mobileye,eyeq5-pinctrl.yaml
F: Documentation/devicetree/bindings/reset/mobileye,eyeq5-reset.yaml
+F: Documentation/devicetree/bindings/soc/mobileye/
F: arch/mips/boot/dts/mobileye/
F: arch/mips/configs/eyeq5_defconfig
F: arch/mips/mobileye/board-epm5.its.S
--
2.43.0
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