[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <CAPLW+4=t0z-aMhCSp4K3L8EqH_BzinsLuRcopbCQr_xzgFCYVA@mail.gmail.com>
Date: Fri, 14 Jan 2022 18:31:11 +0200
From: Sam Protsenko <semen.protsenko@...aro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
Cc: Tomasz Figa <tomasz.figa@...il.com>,
Sylwester Nawrocki <s.nawrocki@...sung.com>,
Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
linux-arm-kernel@...ts.infradead.org,
linux-samsung-soc@...r.kernel.org, linux-gpio@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Marek Szyprowski <m.szyprowski@...sung.com>,
Chanho Park <chanho61.park@...sung.com>,
Alim Akhtar <alim.akhtar@...il.com>
Subject: Re: [PATCH v2 28/28] arm64: dts: exynos: use dedicated wake-up
pinctrl compatible in ExynosAutov9
On Tue, 11 Jan 2022 at 22:19, Krzysztof Kozlowski
<krzysztof.kozlowski@...onical.com> wrote:
>
> Older Samsung Exynos SoC pin controller nodes (Exynos3250, Exynos4,
> Exynos5, Exynos5433) with external wake-up interrupts, expected to have
> one interrupt for multiplexing these wake-up interrupts. Also they
> expected to have exactly one pin controller capable of external wake-up
> interrupts.
>
> It seems however that newer ARMv8 Exynos SoC like Exynos850 and
> ExynosAutov9 have differences:
> 1. No multiplexed external wake-up interrupt, only direct,
> 2. More than one pin controller capable of external wake-up interrupts.
>
> Use dedicated ExynosAutov9 compatible for its external wake-up interrupts
> controller to indicate the differences.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> ---
Reviewed-by: Sam Protsenko <semen.protsenko@...aro.org>
> arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> index de8fcb82eaec..807d500d6022 100644
> --- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> @@ -208,7 +208,7 @@ pinctrl_alive: pinctrl@...50000 {
> reg = <0x10450000 0x1000>;
>
> wakeup-interrupt-controller {
> - compatible = "samsung,exynos7-wakeup-eint";
> + compatible = "samsung,exynosautov9-wakeup-eint";
> };
> };
>
> --
> 2.32.0
>
Powered by blists - more mailing lists