linux-kernel - [PATCH v7 0/2] drivers:iio:dac: Add AD3552R driver support

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Date:   Mon, 13 Dec 2021 11:08:23 +0000
From:   Mihail Chindris <mihail.chindris@...log.com>
To:     <linux-kernel@...r.kernel.org>, <linux-iio@...r.kernel.org>,
        <devicetree@...r.kernel.org>
CC:     <lars@...afoo.de>, <Michael.Hennerich@...log.com>,
        <jic23@...nel.org>, <nuno.sa@...log.com>,
        <dragos.bogdan@...log.com>, <alexandru.ardelean@...log.com>,
        Mihail Chindris <mihail.chindris@...log.com>
Subject: [PATCH v7 0/2] drivers:iio:dac: Add AD3552R driver support

Changelog v6 -> v7:
  - https://lore.kernel.org/all/20211129152254.1645-1-mihail.chindris@analog.com/
  - Fix yaml errors
  - Fix yaml styling (blank lines and indentation)
  - set adi,output-range-microvolt: true

Changelog v5 -> v6:
  - https://lore.kernel.org/all/20211108082447.116663-1-mihail.chindris@analog.com/
  - Add dt maintainers (forgotten on previous emails)
  - (1 << 7) -> BIT(7)
  - Remove buf_data from ad3552r_desc to use spi_write_then_read and update lock comment
  - Remove useless comments
  - Remove unused mask from ad3552r_configure_custom_gain
  - In ad3552r_configure_device refactor regulator code, add regulator_enable
     and add ad3552r_reg_disable
  - Remove unused code like: 
      AD3552R_CH_TRIGGER_SOFTWARE_LDAC and AD3552R_CH_HW_LDAC_MASK

Changelog v4 -> v5:
  - https://lore.kernel.org/all/20211022120427.99516-1-mihail.chindris@analog.com
  - Add changelog for previous version
  - Extend lock comment
  - Remove unused variable is_custom

Changelog v3 -> v4:
  - https://lore.kernel.org/all/20211021070924.18626-1-mihail.chindris@analog.com
  - Remove trigger.h
  - Use dev_err_probe only where needed
  - Add comment about buff size
  - Fix mutex order
  - Return from all switch cases
  - Return int in ad3552r_read_reg_wrapper
  - Add goto put_child where missing
  - Restructure ad3552r_write_codes
  - Move ad3552r_write_codes nex to ad3552r_trigger_handler
  - Use memcpy and memcmp in ad3552r_write_codes
  - Remove endieness functions in ad3552r_write_codes

Changelog v2 -> v3:
  - https://lore.kernel.org/all/20211008123909.1901-1-mihail.chindris@analog.com
  - Order compatilbe in alphabetic order
  - Fix comments in yaml
  - Grup struct by types
  - Drop usless "if (err)"
  - Handle error in ad3552r_read_reg_wrapper
  - ad3552r_find_range: u32 -> s32
  - Add fwnode_handle_put(custom_gain_child); in good path too
  - Vals[0] -> val
  - Fix: fwnode_handle_put in ad3552r_configure_device
  - Fix indio_dev->name
  - Rename custom_gain_child -> gain_child
  - Remove intermediary functions and write code inline where possible
  - Add ad3552r_field_prep helper function
  - Dev_err -> dev_warn for vref supply check
  - Replace dev_err with dev_err_probe
  - Remove channel for simultaneous update and do update mask register if both
    channels values are the same.

Changelog v0 -> v2:
  - Split https://lore.kernel.org/all/20210820165927.4524-1-mihail.chindris@analog.com
    and move ad3552r driver to this serie.
  - Remove precision_mode abi
  - Remove adi,synch_channels dt property
  - Use vref-supply instead of adi,vref-select
  - Remove unimplemented spi modes
  - Change output-range format and use enums
  - Update description for custom-output-range-config to be more clear
  - Add datasheet tag
  - Use GENMASK for defines
  - Remove tomicro define
  - Use get_unaligned_be16 and put_unaligned_be16
  - Remove unnecessary checks
  - Add comment for AD3552R_CH_DAC_PAGE channel
  - Fix indent
  - Remove irq trigger
  - Remove irelevant checks
  - Rename ad3552r_read_reg_pool to ad3552r_read_reg_wrapper.
  - Add support for ad3542r

V0:
  * Add ad3552r example to https://lore.kernel.org/linux-iio/20210219124012.92897-1-alexandru.ardelean@analog.com

Mihail Chindris (2):
  dt-bindings: iio: dac: Add adi,ad3552r.yaml
  drivers:iio:dac: Add AD3552R driver support

 .../bindings/iio/dac/adi,ad3552r.yaml         |  217 ++++
 drivers/iio/dac/Kconfig                       |   10 +
 drivers/iio/dac/Makefile                      |    1 +
 drivers/iio/dac/ad3552r.c                     | 1138 +++++++++++++++++
 4 files changed, 1366 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml
 create mode 100644 drivers/iio/dac/ad3552r.c


base-commit: 29adf99733e95621dfbebaf9ae548b4da8316aaf
-- 
2.27.0