linux-kernel - Re: [PATCH v6 0/9] Improve MCP3911 driver

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Date:   Wed, 17 Aug 2022 18:08:04 +0200
From:   Marcus Folkesson <marcus.folkesson@...il.com>
To:     Kent Gustavsson <kent@...oris.se>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 0/9] Improve MCP3911 driver

On Mon, Aug 15, 2022 at 08:16:16AM +0200, Marcus Folkesson wrote:
> This patch series intend to fix bugs and improve functionality of the MCP3911 driver.
> The main features added are
> - Support for buffers
> - Interrupt driven readings
> - Support for oversampling ratio
> - Support for set scale values (Gain)
> 
> Among the bug fixes, there are changes in the formula for calculate raw value and a fix for mismatch in the devicetree property.
> 
> Another general improvement for the driver is to use managed resources for all allocated resources.
> 
> See patch notes for more specific changes.
> 
> General changes for the series:
> 
> v3:
> - Drop Phase patch
> - Add Fixes tags for those patches that are fixes
> - Move Fixes patches to the beginning of the patchset
> 
> v4:
> - Split up devm-cleanup functions 
> - Cosmetic cleanups
> - Add
> 	select IIO_BUFFER
> 	select IIO_TRIGGERED_BUFFER
>     To Kconfig
> - Add .endianness = IIO_BE
> 
> v5:
> - Drop remove function
> - Split tx&rx transfers in mcp3911_trigger_handler()
> - Moved Kconfig changes to right patch
> 
> v6:
> - Go for devm_clk_get_enabled()
> - Cosmetic cleanups
> - Clarify the description of microchip,data-ready-hiz
> 

Marcus Folkesson (9):
  iio: adc: mcp3911: make use of the sign bit
  iio: adc: mcp3911: correct "microchip,device-addr" property
  iio: adc: mcp3911: use correct formula for AD conversion
  iio: adc: mcp3911: use resource-managed version of iio_device_register
  iio: adc: mcp3911: add support for buffers
  iio: adc: mcp3911: add support for interrupts
  dt-bindings: iio: adc: mcp3911: add microchip,data-ready-hiz entry
  iio: adc: mcp3911: add support for oversampling ratio
  iio: adc: mcp3911: add support to set PGA

 .../bindings/iio/adc/microchip,mcp3911.yaml   |   7 +
 drivers/iio/adc/Kconfig                       |   2 +
 drivers/iio/adc/mcp3911.c                     | 372 +++++++++++++++---
 3 files changed, 321 insertions(+), 60 deletions(-)

> 
> Best regards,
> Marcus Folkesson
> 
> 


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