linux-kernel - Re: [PATCH 2/2] spi: tegra210-quad: add acpi support

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Message-ID: <YZ+ImY1LrvB5a5iF@sirena.org.uk>
Date:   Thu, 25 Nov 2021 12:59:05 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Krishna Yarlagadda <kyarlagadda@...dia.com>
Cc:     Laxman Dewangan <ldewangan@...dia.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Sowjanya Komatineni <skomatineni@...dia.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-tegra@...r.kernel.org, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] spi: tegra210-quad: add acpi support

On Thu, Nov 25, 2021 at 03:25:52PM +0530, Krishna Yarlagadda wrote:

> +#ifdef CONFIG_ACPI
> +	if (ACPI_FAILURE(acpi_evaluate_object(ACPI_HANDLE(tqspi->dev),
> +					      "_RST", NULL, NULL)))
> +		dev_err(tqspi->dev, "failed to reset device\n");
> +#endif

What happens when this runs on a DT system?

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