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Wed, 13 May 2026 04:44:11 -0700 (PDT) Date: Wed, 13 May 2026 17:14:05 +0530 From: Sanjay Chitroda To: Michal Piekos , Jonathan Cameron , David Lechner , =?ISO-8859-1?Q?Nuno_S=E1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Maksim Kiselev CC: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/3] iio: adc: sun20i-gpadc: add A523 gpadc support User-Agent: Thunderbird for Android In-Reply-To: <20260513-sunxi-a523-gpadc-v2-2-d5efde151dac@mmpsystems.pl> References: <20260513-sunxi-a523-gpadc-v2-0-d5efde151dac@mmpsystems.pl> <20260513-sunxi-a523-gpadc-v2-2-d5efde151dac@mmpsystems.pl> Message-ID: Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 13 May 2026 10:29:43=E2=80=AFam IST, Michal Piekos wrote: >A523 differs from existing sun20i-gpadc-iio by having two clocks; bus >clock and module clock=2E > >Change driver to enable all clocks=2E > >Signed-off-by: Michal Piekos >--- > drivers/iio/adc/sun20i-gpadc-iio=2Ec | 11 +++++++---- > 1 file changed, 7 insertions(+), 4 deletions(-) > >diff --git a/drivers/iio/adc/sun20i-gpadc-iio=2Ec b/drivers/iio/adc/sun20= i-gpadc-iio=2Ec >index 861c14da75ad=2E=2E3f1f07b3a385 100644 >--- a/drivers/iio/adc/sun20i-gpadc-iio=2Ec >+++ b/drivers/iio/adc/sun20i-gpadc-iio=2Ec >@@ -180,7 +180,7 @@ static int sun20i_gpadc_probe(struct platform_device = *pdev) > struct iio_dev *indio_dev; > struct sun20i_gpadc_iio *info; > struct reset_control *rst; >- struct clk *clk; >+ struct clk_bulk_data *clks; > int irq; > int ret; >=20 >@@ -205,9 +205,11 @@ static int sun20i_gpadc_probe(struct platform_device= *pdev) > if (IS_ERR(info->regs)) > return PTR_ERR(info->regs); >=20 >- clk =3D devm_clk_get_enabled(dev, NULL); >- if (IS_ERR(clk)) >- return dev_err_probe(dev, PTR_ERR(clk), "failed to enable bus clock\n"= ); >+ ret =3D devm_clk_bulk_get_all_enabled(dev, &clks); >+ if (ret <=3D 0) Thank you Michal for the change=2E Have you validated the changes ? It looks while success ret would be 0 and it would give return error=2E Thanks, Sanjay >+ return dev_err_probe( >+ dev, ret, >+ "failed to enable clocks or no clocks defined\n"); >=20 > rst =3D devm_reset_control_get_exclusive(dev, NULL); > if (IS_ERR(rst)) >@@ -243,6 +245,7 @@ static int sun20i_gpadc_probe(struct platform_device = *pdev) >=20 > static const struct of_device_id sun20i_gpadc_of_id[] =3D { > { =2Ecompatible =3D "allwinner,sun20i-d1-gpadc" }, >+ { =2Ecompatible =3D "allwinner,sun55i-a523-gpadc" }, > { } > }; > MODULE_DEVICE_TABLE(of, sun20i_gpadc_of_id); >