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[109.81.110.61]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48dfe4d2321sm10443937f8f.19.2026.10.16.22.55.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Oct 2026 22:55:17 -0700 (PDT) Date: Sat, 17 Oct 2026 07:55:13 +0200 From: Joshua Crofts To: Marcelo Schmitt Cc: , , , , , , , , , , , , , , Subject: Re: [PATCH v5 03/15] iio: adc: ad4134: Apply reset recovery wait time Message-ID: <20261017075513.3a959a6a@systembl0wer> In-Reply-To: <9f6d78d607b2f9a896513535fefa3329d52c4464.1792200021.git.marcelo.schmitt@analog.com> References: <9f6d78d607b2f9a896513535fefa3329d52c4464.1792200021.git.marcelo.schmitt@analog.com> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-redhat-linux-gnu) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 16 Oct 2026 22:57:08 -0300 Marcelo Schmitt wrote: > Add a reset recovery wait time to avoid any SPI transfer from running too > soon during device probe. > > Fixes: e0bc6d7e2584 ("iio: adc: Initial support for AD4134") > Signed-off-by: Marcelo Schmitt > --- > New patch in v5. > > drivers/iio/adc/ad4134.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/iio/adc/ad4134.c b/drivers/iio/adc/ad4134.c > index 40b27b01f126..d555874b4959 100644 > --- a/drivers/iio/adc/ad4134.c > +++ b/drivers/iio/adc/ad4134.c > @@ -442,6 +442,7 @@ static int ad4134_probe(struct spi_device *spi) > return dev_err_probe(dev, PTR_ERR(rst), > "failed to get and deassert reset\n"); > > + fsleep(AD4134_RESET_TIME_US); > crc8_populate_msb(ad4134_spi_crc_table, AD4134_SPI_CRC_POLYNOM); > > st->regmap = devm_regmap_init(dev, NULL, st, &ad4134_regmap_config); Reviewed-by: Joshua Crofts -- Kind regards, Joshua Crofts