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Fri, 01 Aug 2025 03:06:53 -0700 (PDT) Received: from mva-rohm ([2a10:a5c0:800d:dd00:8fdf:935a:2c85:d703]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-55b88cabce5sm534912e87.151.2025.08.01.03.06.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Aug 2025 03:06:52 -0700 (PDT) Date: Fri, 1 Aug 2025 13:06:46 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , Liam Girdwood , Mark Brown , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 0/2] iio: adc: ad7476: Simplifications Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="L3+jy49W10dGVlHs" Content-Disposition: inline --L3+jy49W10dGVlHs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable This series suggests some simplifications to the ad7476 ADC. It is currently 100% untested, and shouldn't be merged as is. I'd like to hear opinions on these changes before adding support to the ROHM BD79105 ADC. Intention of the patch 1 is pretty trivial. I'd just like to hear if people think the enum + ID table approach is preferred over direct pointers to IC specific structs in SPI device's driver_data. Real reason for the RFC version is the patch 2. It aims to clear the supply handling logic. I did also an alternate version which requires the names of the regulators to be provided in the chip_data: https://github.com/M-Vaittinen/linux/commit/cf5b3078feb17f9a0069b2c7c86f6d9= 80e879356 I believe the version in the link --^ is clearer, but it can potentially help people to add issues with supply enable ordering. I can't still say if the patch 2 contained in this series is better, or if the one behind the link is better way to go. So, RFC it is :) Matti Vaittinen (2): iio: adc: ad7476: Simplify chip type detection iio: adc: ad7476: Simplify scale handling drivers/iio/adc/ad7476.c | 376 +++++++++++++++++---------------------- 1 file changed, 164 insertions(+), 212 deletions(-) --=20 2.50.1 --L3+jy49W10dGVlHs Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEIx+f8wZb28fLKEhTeFA3/03aocUFAmiMkaEACgkQeFA3/03a ocVK+wgAwVKLZ5Xg42CySmvSdrKIeJC7WvP+UomAsYTfxu2Gf2hJc2ncv3ZhiskJ OOqFwrrgzdBMti01jee/HEapEtTPdSzshkCDn56txvgkmXp1DyJ2PkG5DNqomeKU UX4W5fmxCWhgqVfBAUg6VyQS0Lncag8sv1XYwYMDXhUNiJpTGbhpCiXCEXvZCT2w 0T4xhEDdpv62DnRzEjhwtWE3XlXgpo3lGP/hWfpppR2e1+DZreBFI8wsmMymUgk9 WB5z84cqFlkWazjo8niHIdXF0XDpHqHJHQGWvNeqtQjaW+ZAF80Y85iQP0KK4I1G tUCAJtuAhDn+W6d/lW35eoGvUa+d6g== =OJN4 -----END PGP SIGNATURE----- --L3+jy49W10dGVlHs--