Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
127 lines
2.6 KiB
YAML
127 lines
2.6 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/serial/8250_omap.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: 8250 compliant UARTs on TI's OMAP2+ and K3 SoCs
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maintainers:
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- Vignesh Raghavendra <vigneshr@ti.com>
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allOf:
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- $ref: /schemas/serial/serial.yaml#
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- $ref: /schemas/serial/rs485.yaml#
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properties:
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compatible:
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oneOf:
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- enum:
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- ti,am3352-uart
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- ti,am4372-uart
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- ti,am654-uart
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- ti,dra742-uart
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- ti,omap2-uart
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- ti,omap3-uart
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- ti,omap4-uart
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- items:
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- enum:
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- ti,am64-uart
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- ti,j721e-uart
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- const: ti,am654-uart
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ti,hwmods:
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description:
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Must be "uart<n>", n being the instance number (1-based)
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This property is applicable only on legacy platforms mainly omap2/3
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and ti81xx and should not be used on other platforms.
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$ref: /schemas/types.yaml#/definitions/string
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deprecated: true
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dmas:
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minItems: 1
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maxItems: 2
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dma-names:
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items:
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- const: tx
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- const: rx
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reg:
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maxItems: 1
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interrupts:
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minItems: 1
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maxItems: 2
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description:
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First entry is module IRQ required for normal IO operation.
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Second entry is optional and corresponds to system wakeup IRQ
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where supported.
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clocks:
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maxItems: 1
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clock-names:
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const: fclk
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rs485-rts-active-high: true
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power-domains: true
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clock-frequency: true
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current-speed: true
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overrun-throttle-ms: true
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wakeup-source: true
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pinctrl-0:
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description: Default pinctrl state
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pinctrl-1:
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description: Wakeup pinctrl state
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pinctrl-names:
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description:
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When present should contain at least "default" describing the default pin
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states. The second state called "wakeup" describes the pins in their
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wakeup configuration required to exit sleep states.
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minItems: 1
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items:
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- const: default
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- const: wakeup
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required:
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- compatible
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- reg
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- interrupts
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unevaluatedProperties: false
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if:
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properties:
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compatible:
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contains:
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enum:
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- ti,omap2-uart
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- ti,omap3-uart
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- ti,omap4-uart
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then:
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properties:
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ti,hwmods:
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items:
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- pattern: "^uart([1-9])$"
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else:
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properties:
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ti,hwmods: false
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examples:
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- |
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serial@49042000 {
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compatible = "ti,omap3-uart";
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reg = <0x49042000 0x400>;
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interrupts = <80>;
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dmas = <&sdma 81 &sdma 82>;
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dma-names = "tx", "rx";
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ti,hwmods = "uart4";
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clock-frequency = <48000000>;
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};
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