From: <conor.dooley@microchip.com>
To: <linus.walleij@linaro.org>, <brgl@bgdev.pl>, <robh+dt@kernel.org>,
<jassisinghbrar@gmail.com>, <thierry.reding@gmail.com>,
<u.kleine-koenig@pengutronix.de>, <lee.jones@linaro.org>,
<a.zummo@towertech.it>, <alexandre.belloni@bootlin.com>,
<paul.walmsley@sifive.com>, <palmer@dabbelt.com>,
<aou@eecs.berkeley.edu>, <geert@linux-m68k.org>,
<linux-gpio@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <linux-i2c@vger.kernel.org>,
<linux-pwm@vger.kernel.org>, <linux-rtc@vger.kernel.org>,
<linux-riscv@lists.infradead.org>
Cc: <krzysztof.kozlowski@canonical.com>, <bin.meng@windriver.com>,
<heiko@sntech.de>, <lewis.hanly@microchip.com>,
<conor.dooley@microchip.com>, <daire.mcnamara@microchip.com>,
<ivan.griffin@microchip.com>, <atishp@rivosinc.com>,
Rob Herring <robh@kernel.org>
Subject: [PATCH v5 03/12] dt-bindings: i2c: add bindings for microchip mpfs i2c
Date: Mon, 31 Jan 2022 11:47:18 +0000 [thread overview]
Message-ID: <20220131114726.973690-4-conor.dooley@microchip.com> (raw)
In-Reply-To: <20220131114726.973690-1-conor.dooley@microchip.com>
From: Conor Dooley <conor.dooley@microchip.com>
Add device tree bindings for the i2c controller on
the Microchip PolarFire SoC.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Daire McNamara <daire.mcnamara@microchip.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
.../bindings/i2c/microchip,mpfs-i2c.yaml | 57 +++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/i2c/microchip,mpfs-i2c.yaml
diff --git a/Documentation/devicetree/bindings/i2c/microchip,mpfs-i2c.yaml b/Documentation/devicetree/bindings/i2c/microchip,mpfs-i2c.yaml
new file mode 100644
index 000000000000..065ec3d4c95e
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/microchip,mpfs-i2c.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/microchip,mpfs-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MPFS I2C Controller Device Tree Bindings
+
+maintainers:
+ - Daire McNamara <daire.mcnamara@microchip.com>
+
+allOf:
+ - $ref: /schemas/i2c/i2c-controller.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - const: microchip,mpfs-i2c # Microchip PolarFire SoC compatible SoCs
+ - const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core
+ - const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-frequency:
+ description: |
+ Desired I2C bus clock frequency in Hz. As only Standard and Fast
+ modes are supported, possible values are 100000 and 400000.
+ enum: [100000, 400000]
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/microchip,mpfs-clock.h>
+ i2c@2010a000 {
+ compatible = "microchip,mpfs-i2c", "microchip,corei2c-rtl-v7";
+ reg = <0x2010a000 0x1000>;
+ clocks = <&clkcfg CLK_I2C0>;
+ interrupt-parent = <&plic>;
+ interrupts = <58>;
+ clock-frequency = <100000>;
+ };
+...
--
2.35.0
next prev parent reply other threads:[~2022-01-31 11:52 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-31 11:47 [PATCH v5 00/12] Update the Icicle Kit device tree conor.dooley
2022-01-31 11:47 ` [PATCH v5 01/12] dt-bindings: soc/microchip: update syscontroller compatibles conor.dooley
2022-02-04 22:39 ` Rob Herring
2022-01-31 11:47 ` [PATCH v5 02/12] dt-bindings: soc/microchip: add services as children of sys ctrlr conor.dooley
2022-02-04 22:42 ` Rob Herring
2022-01-31 11:47 ` conor.dooley [this message]
2022-01-31 13:37 ` [PATCH v5 03/12] dt-bindings: i2c: add bindings for microchip mpfs i2c Rob Herring
2022-01-31 15:39 ` Rob Herring
2022-01-31 15:55 ` Conor.Dooley
2022-02-04 22:45 ` Rob Herring
2022-02-05 11:53 ` Conor Dooley
2022-01-31 11:47 ` [PATCH v5 04/12] dt-bindings: rtc: add bindings for microchip mpfs rtc conor.dooley
2022-01-31 13:37 ` Rob Herring
2022-02-04 22:46 ` Rob Herring
2022-01-31 11:47 ` [PATCH v5 05/12] dt-bindings: gpio: add bindings for microchip mpfs gpio conor.dooley
2022-01-31 13:37 ` Rob Herring
2022-01-31 11:47 ` [PATCH v5 06/12] dt-bindings: pwm: add microchip corepwm binding conor.dooley
2022-01-31 13:37 ` Rob Herring
2022-02-01 7:58 ` Uwe Kleine-König
2022-02-02 12:35 ` conor.dooley
2022-02-02 13:28 ` Geert Uytterhoeven
2022-02-02 13:46 ` Conor.Dooley
2022-02-02 14:02 ` Geert Uytterhoeven
2022-02-02 14:37 ` Conor.Dooley
2022-02-05 12:48 ` Conor Dooley
2022-01-31 11:47 ` [PATCH v5 07/12] riscv: dts: microchip: use clk defines for icicle kit conor.dooley
2022-01-31 11:47 ` [PATCH v5 08/12] riscv: dts: microchip: add fpga fabric section to " conor.dooley
2022-01-31 11:47 ` [PATCH v5 09/12] riscv: dts: microchip: refactor icicle kit device tree conor.dooley
2022-01-31 11:47 ` [PATCH v5 10/12] riscv: dts: microchip: update peripherals in " conor.dooley
2022-01-31 11:47 ` [PATCH v5 11/12] riscv: dts: microchip: add new peripherals to " conor.dooley
2022-01-31 11:47 ` [PATCH v5 12/12] MAINTAINERS: update riscv/microchip entry conor.dooley
2022-02-04 18:09 ` [PATCH v5 00/12] Update the Icicle Kit device tree Palmer Dabbelt
2022-02-04 18:47 ` Conor Dooley
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