linux-kernel - Re: [PATCH 1/2] arm64: dts: uniphier: add headphone detect gpio for LD20 global board

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Message-ID: <CAK7LNATB-oa+K47z+egfV2iSKoD3x2tyMNXQp1ukS2f1Yek54g@mail.gmail.com>
Date:   Sat, 23 Jun 2018 12:47:04 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Katsuhiro Suzuki <suzuki.katsuhiro@...ionext.com>
Cc:     linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        DTML <devicetree@...r.kernel.org>,
        Masami Hiramatsu <masami.hiramatsu@...aro.org>,
        Jassi Brar <jaswinder.singh@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] arm64: dts: uniphier: add headphone detect gpio for
 LD20 global board

2018-06-19 13:11 GMT+09:00 Katsuhiro Suzuki <suzuki.katsuhiro@...ionext.com>:
> This patch adds GPIO for headphone detection on LD20 global board.
>
> Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@...ionext.com>
> ---
>  arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
> index 6a074a20c924..38b75998e2dd 100644
> --- a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
> +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
> @@ -60,6 +60,7 @@
>                         &i2s_port4
>                         &spdif_port0
>                         &comp_spdif_port0>;
> +               hp-det-gpio = <&gpio UNIPHIER_GPIO_PORT(15, 0) GPIO_ACTIVE_LOW>;


When you use irq-capable gpio pin (XIRQ0),
please write like follows for consistency.


             hp-det-gpio = <&gpio UNIPHIER_GPIO_IRQ(0) GPIO_ACTIVE_LOW>;


See uniphier-ld20-ref.dts for example.



>         };
>
>         spdif-out {
> --
> 2.17.1
>
> --
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-- 
Best Regards
Masahiro Yamada