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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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896efccfcc
The renesas,rzn1-uart binding only differs in compatible string from the snps-dw-apb-uart binding. Move it there, converting it to json-schema in the process. Cc: Phil Edworthy <phil.edworthy@renesas.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: linux-serial@vger.kernel.org Reviewed-by: Simon Horman <horms+renesas@verge.net.au> Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
141 lines
3.4 KiB
YAML
141 lines
3.4 KiB
YAML
# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/serial/snps-dw-apb-uart.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Synopsys DesignWare ABP UART
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maintainers:
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- Rob Herring <robh@kernel.org>
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allOf:
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- $ref: /schemas/serial.yaml#
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- renesas,r9a06g032-uart
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- renesas,r9a06g033-uart
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- const: renesas,rzn1-uart
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- items:
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- enum:
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- rockchip,px30-uart
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- rockchip,rk3036-uart
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- rockchip,rk3066-uart
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- rockchip,rk3188-uart
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- rockchip,rk3288-uart
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- rockchip,rk3328-uart
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- rockchip,rk3368-uart
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- rockchip,rk3399-uart
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- rockchip,rv1108-uart
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- const: snps,dw-apb-uart
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- items:
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- enum:
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- brcm,bcm11351-dw-apb-uart
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- brcm,bcm21664-dw-apb-uart
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- const: snps,dw-apb-uart
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- const: snps,dw-apb-uart
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clock-frequency: true
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clocks:
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minItems: 1
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maxItems: 2
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clock-names:
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items:
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- const: baudclk
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- const: apb_pclk
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snps,uart-16550-compatible:
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description: reflects the value of UART_16550_COMPATIBLE configuration
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parameter. Define this if your UART does not implement the busy functionality.
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type: boolean
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resets:
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maxItems: 1
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reg-shift: true
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reg-io-width: true
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dcd-override:
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description: Override the DCD modem status signal. This signal will
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always be reported as active instead of being obtained from the modem
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status register. Define this if your serial port does not use this
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pin.
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type: boolean
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dsr-override:
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description: Override the DTS modem status signal. This signal will
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always be reported as active instead of being obtained from the modem
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status register. Define this if your serial port does not use this
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pin.
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type: boolean
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cts-override:
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description: Override the CTS modem status signal. This signal will
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always be reported as active instead of being obtained from the modem
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status register. Define this if your serial port does not use this
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pin.
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type: boolean
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ri-override:
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description: Override the RI modem status signal. This signal will always
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be reported as inactive instead of being obtained from the modem status
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register. Define this if your serial port does not use this pin.
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type: boolean
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required:
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- compatible
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- reg
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- interrupts
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examples:
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- |
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serial@80230000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x80230000 0x100>;
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clock-frequency = <3686400>;
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interrupts = <10>;
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reg-shift = <2>;
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reg-io-width = <4>;
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dcd-override;
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dsr-override;
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cts-override;
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ri-override;
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};
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- |
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// Example with one clock:
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serial@80230000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x80230000 0x100>;
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clocks = <&baudclk>;
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interrupts = <10>;
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reg-shift = <2>;
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reg-io-width = <4>;
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};
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- |
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// Example with two clocks:
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serial@80230000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x80230000 0x100>;
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clocks = <&baudclk>, <&apb_pclk>;
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clock-names = "baudclk", "apb_pclk";
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interrupts = <10>;
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reg-shift = <2>;
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reg-io-width = <4>;
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};
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...
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