From: Florian Fainelli <florian.fainelli@broadcom.com>
To: Pratik Farkase <pratikfarkase94@gmail.com>
Cc: Pratik Farkase <pratik.farkase@wsisweden.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] dt-bindings: serial: brcm,bcm2835-aux-uart: convert to dtschema
Date: Mon, 15 Apr 2024 08:17:09 -0700 [thread overview]
Message-ID: <aa85caaa-5bfb-4a7c-9a46-a628b50e78e4@broadcom.com> (raw)
In-Reply-To: <20240415150046.144987-1-pratik.farkase@wsisweden.com>
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On 4/15/2024 8:00 AM, Pratik Farkase wrote:
> Convert the Broadcom BCM2835 Auxiliar UART to newer DT schema.
> Created DT schema based on the .txt file which had
> `compatible`, `reg` `clocks` and `interrupts` as the
> required properties. This binding is used by Broadcom BCM2835
> SOC used in some Raspberry PI boards.
> Changes from original file:
> Implemented complete example which the original txt binding lacked.
>
> Signed-off-by: Pratik Farkase <pratik.farkase@wsisweden.com>
> ---
> .../bindings/serial/brcm,bcm2835-aux-uart.txt | 18 --------
> .../serial/brcm,bcm2835-aux-uart.yaml | 46 +++++++++++++++++++
> 2 files changed, 46 insertions(+), 18 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.txt
> create mode 100644 Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.yaml
>
> diff --git a/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.txt b/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.txt
> deleted file mode 100644
> index b5cc6297cd1b..000000000000
> --- a/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.txt
> +++ /dev/null
> @@ -1,18 +0,0 @@
> -* BCM2835 AUXILIAR UART
> -
> -Required properties:
> -
> -- compatible: "brcm,bcm2835-aux-uart"
> -- reg: The base address of the UART register bank.
> -- interrupts: A single interrupt specifier.
> -- clocks: Clock driving the hardware; used to figure out the baud rate
> - divisor.
> -
> -Example:
> -
> - uart1: serial@7e215040 {
> - compatible = "brcm,bcm2835-aux-uart";
> - reg = <0x7e215040 0x40>;
> - interrupts = <1 29>;
> - clocks = <&aux BCM2835_AUX_CLOCK_UART>;
> - };
> diff --git a/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.yaml b/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.yaml
> new file mode 100644
> index 000000000000..c52ba2e33f28
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/brcm,bcm2835-aux-uart.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/serial/brcm,bcm2835-aux-uart.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: BCM2835 AUXILIAR UART
AUXILIARY (it was already a typo in the previous binding document, but
let's fix it).
> +
> +maintainers:
> + - Pratik Farkase <pratikfarkase94@gmail.com>
Could you also add Stefan Wahren and myself to this list?
> +
> +allOf:
> + - $ref: serial.yaml
> +
> +properties:
> + compatible:
> + const: brcm,bcm2835-aux-uart
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/bcm2835.h>
> + #include <dt-bindings/clock/bcm2835-aux.h>
> + #include <dt-bindings/interrupt-controller/irq.h>
> + uart1: serial@7e215040 {
> + compatible = "brcm,bcm2835-aux-uart";
> + reg = <0x7e215040 0x40>;
> + interrupts = <1 29>;
> + clocks = <&aux BCM2835_AUX_CLOCK_UART>;
> + };
--
Florian
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prev parent reply other threads:[~2024-04-15 15:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-15 15:00 [PATCH] dt-bindings: serial: brcm,bcm2835-aux-uart: convert to dtschema Pratik Farkase
2024-04-15 15:17 ` Florian Fainelli [this message]
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