Messages in this thread | | | From | Krishna Yarlagadda <> | Subject | RE: [PATCH 2/2] spi: tegra210-quad: add acpi support | Date | Mon, 29 Nov 2021 09:09:30 +0000 |
| |
> -----Original Message----- > From: Mark Brown <broonie@kernel.org> > Sent: 25 November 2021 18:29 > To: Krishna Yarlagadda <kyarlagadda@nvidia.com> > Cc: Laxman Dewangan <ldewangan@nvidia.com>; Thierry Reding > <thierry.reding@gmail.com>; Jonathan Hunter <jonathanh@nvidia.com>; > Sowjanya Komatineni <skomatineni@nvidia.com>; Philipp Zabel > <p.zabel@pengutronix.de>; linux-tegra@vger.kernel.org; linux- > spi@vger.kernel.org; linux-kernel@vger.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? For a DT system reset handle would be present and this code will not run -KY
| |