[PATCH 15/16] arm64: dts: axis: Add initial pinctrl support

Krzysztof Kozlowski krzk at kernel.org
Thu Jul 10 00:04:54 PDT 2025


On 10/07/2025 02:20, ksk4725 at coasia.com wrote:
> From: SeonGu Kang <ksk4725 at coasia.com>
> 
> Add initial pin configuration nodes for the Axis ARTPEC-8 SoC.
> 
> Signed-off-by: Ravi Patel <ravi.patel at samsung.com>
> Signed-off-by: SeonGu Kang <ksk4725 at coasia.com>
> ---
>  arch/arm64/boot/dts/axis/artpec-pinctrl.h     |  36 ++
>  arch/arm64/boot/dts/axis/artpec8-grizzly.dts  |   1 +
>  arch/arm64/boot/dts/axis/artpec8-pinctrl.dtsi | 373 ++++++++++++++++++
>  arch/arm64/boot/dts/axis/artpec8.dtsi         |  17 +

This belongs to the previous patch rather. You can split board DTS, though.

>  4 files changed, 427 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/axis/artpec-pinctrl.h
>  create mode 100644 arch/arm64/boot/dts/axis/artpec8-pinctrl.dtsi
> 
> diff --git a/arch/arm64/boot/dts/axis/artpec-pinctrl.h b/arch/arm64/boot/dts/axis/artpec-pinctrl.h
> new file mode 100644
> index 000000000000..c2c1e25b7f6a
> --- /dev/null
> +++ b/arch/arm64/boot/dts/axis/artpec-pinctrl.h
> @@ -0,0 +1,36 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * Axis ARTPEC-8 SoC device tree pinctrl constants
> + *
> + * Copyright (c) 2022-2025 Samsung Electronics Co., Ltd.

First publish date was 2025, not 2022, so all these copyrights feel wrong.

> + *             https://www.samsung.com
> + * Copyright (c) 2022-2025  Axis Communications AB.
> + *             https://www.axis.com
> + */
> +


...

> +	i2s0_idle: i2s0-idle-pins {
> +		samsung,pins = "gpa1-4", "gpa1-5", "gpa1-6", "gpa1-7";
> +		samsung,pin-function = <ARTPEC_PIN_FUNC_INPUT>;
> +		samsung,pin-pud = <ARTPEC_PIN_PULL_UP>;
> +		samsung,pin-drv = <ARTPEC_PIN_DRV_SR3>;
> +	};
> +
> +	i2s1_bus: i2s1-bus-pins {
> +		samsung,pins = "gpa1-0", "gpa1-1", "gpa1-2", "gpa1-3";
> +		samsung,pin-function = <ARTPEC_PIN_FUNC_3>;
> +		samsung,pin-pud = <ARTPEC_PIN_PULL_UP>;
> +		samsung,pin-drv = <ARTPEC_PIN_DRV_SR3>;
> +	};
> +
> +	i2s1_idle: i2s1-idle-pins {
> +		samsung,pins = "gpa1-0", "gpa1-1", "gpa1-2", "gpa1-3";
> +		samsung,pin-function = <ARTPEC_PIN_FUNC_INPUT>;
> +		samsung,pin-pud = <ARTPEC_PIN_PULL_UP>;
> +		samsung,pin-drv = <ARTPEC_PIN_DRV_SR3>;
> +	};
> +
> +	hsi2c2_bus: hsi2c2-bus-pins {
> +		samsung,pins = "gpa0-6", "gpa0-7";

We sort nodes by pin names, usually. What sorting rule you applied here?



Best regards,
Krzysztof



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