Re: [PATCH 1/2] dt-bindings: i3c: Add adi-i3c-master
From: Frank Li <Frank.li@nxp.com>
Date: 2025-06-04 18:36:38
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On Wed, Jun 04, 2025 at 05:48:57PM +0200, Jorge Marques wrote:
Add nodes for ADI I3C Controller IP core.
Add binding doc for ...
quoted hunk ↗ jump to hunk
Signed-off-by: Jorge Marques <jorge.marques@analog.com> --- .../devicetree/bindings/i3c/adi,i3c-master.yaml | 63 ++++++++++++++++++++++ MAINTAINERS | 5 ++ 2 files changed, 68 insertions(+)diff --git a/Documentation/devicetree/bindings/i3c/adi,i3c-master.yaml b/Documentation/devicetree/bindings/i3c/adi,i3c-master.yaml new file mode 100644 index 0000000000000000000000000000000000000000..859dbfde15f123db59d7aa46c120c4a3ac05198e --- /dev/null +++ b/Documentation/devicetree/bindings/i3c/adi,i3c-master.yaml@@ -0,0 +1,63 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i3c/adi,i3c-master.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices I3C Controller + +description: | + The ADI I3C controller implements a subset of the I3C-basic specification to + interface I3C and I2C peripherals [1]. + + [1] https://analogdevicesinc.github.io/hdl/library/i3c_controller + +maintainers: + - Jorge Marques <jorge.marques@analog.com> + +allOf: + - $ref: i3c.yaml# +
New binding, generally, allOf between required and unevaluatedProperties
+properties: + compatible: + const: adi,i3c-master + + reg: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: The AXI interconnect clock. + - description: The I3C controller clock. + + clock-names: + items: + - const: s_axi_aclk + - const: i3c_clk
Needn't _clk surfix, - const: axi - const: i3c Frank
quoted hunk ↗ jump to hunk
+ + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +unevaluatedProperties: false + +examples: + - | + i3c@44a00000 { + compatible = "adi,i3c-master"; + reg = <0x44a00000 0x1000>; + interrupts = <0 56 4>; + clocks = <&clkc 15>, <&clkc 15>; + clock-names = "s_axi_aclk", "i3c_clk"; + #address-cells = <3>; + #size-cells = <0>; + + /* I3C and I2C devices */ + };diff --git a/MAINTAINERS b/MAINTAINERS index 96b82704950184bd71623ff41fc4df31e4c7fe87..6f56e17dcecf902c6812827c1ec3e067c65e9894 100644 --- a/MAINTAINERS +++ b/MAINTAINERS@@ -11243,6 +11243,11 @@ S: Maintained F: Documentation/devicetree/bindings/i3c/aspeed,ast2600-i3c.yaml F: drivers/i3c/master/ast2600-i3c-master.c +I3C DRIVER FOR ANALOG DEVICES I3C CONTROLLER IP +M: Jorge Marques <jorge.marques@analog.com> +S: Maintained +F: Documentation/devicetree/bindings/i3c/adi,i3c-master.yaml + I3C DRIVER FOR CADENCE I3C MASTER IP M: Przemysław Gaj <pgaj@cadence.com> S: Maintained --2.49.0