[U-Boot] [PATCH v2 00/12] Power(full) framework based on Driver Model

[Przemyslaw Marczak <p.marczak@samsung.com>]

Hello,

On 03/03/2015 05:24 PM, Przemyslaw Marczak wrote:
> Hello,
> Here is the second RFC version of the new PMIC framework.
> The changes made in this version are described below each commit.
>
> So again, a quick summary of:
> Framework:
> - Add new uclass types:
>   -- UCLASS_PMIC(for device I/O)
>   -- UCLASS_PMIC_REGULATOR (for common regulator ops)
> - Two uclass drivers for the above types
> - A common regulator operations - will easy cover the real devices design
> - V2: pmic: add read/write ops
> - V2: regulator: use regulator type as an argument - not as function name
>
>
> Drivers:
> - Introduce new PMIC API for drivers - now everything base on "struct udevice"
> - Introduce Regulator Voltage descriptors and Operation Mode descriptors
>    which are usually taken from the device tree (board dependent data)
> - Two uclass device drivers for MAX77686(PMIC+REGULATOR)
> - V2: don't use the 'hw union' from old pmic
> - V2: remove the files: pmic_i2c.c/pmic_spi.c - now using bus drivers
> - V2: cleanup the pmic_get() functions
> - V2: add pmic_io_dev() function for getting the proper I/O dev for devices
> - V2: add function calls for getting pmic devices platdata
> - V2: remove regulator type from regulator operations function calls,
>        use type as an argument
>
> User Interface:
> - command pmic, unchanged functionality and ported to the driver model
> - command regulator(NEW) for safe regulator setup from commandline,
>    - now can check output Voltage and operation mode of the regulators,
>    - also can check the board Voltage limits and driver available modes
> - V2: simplify the code after remove the regulator type from function naming
> - V2: add on/off command
>
> Supported boards:
> - Odroid U3
> - V2: drop the commits for Trats2 - wait for charger and muic uclass types
>
> The assumptions of this work is:
> - Add new code to independent files
> - Keep two Frameworks as independent and without conflicts
> - Don't mix OLD/NEW Framework code - for the readability
>
> The future plans:
> - Add additional uclass types: MUIC, CHARGER, BATTERY, MFD and maybe more.
> - Port all U-Boot drivers to the new Framework
> - Remove the old drivers and the old PMIC Framework code
>
> Need help:
> - After merge this, it is welcome to help with driver porting
> - Every new driver should be tested on real hardware
>
> Best regards
>
> Przemyslaw Marczak (12):
>    exynos5: fix build break by adding CONFIG_POWER
>    dm: device: add function device_get_first_child_by_uclass_id()
>    dm: pmic: add implementation of driver model pmic uclass
>    dm: pmic: add implementation of driver model regulator uclass
>    dm: pmic: new commands: pmic and regulator
>    dm: pmic: add max77686 pmic driver
>    dm: regulator: add max77686 regulator driver
>    doc: driver-model: pmic and regulator uclass documentation
>    dm: board:samsung: power_init_board: add requirement of CONFIG_DM_PMIC
>    odroid: board: add support to dm pmic api
>    odroid: dts: add 'voltage-regulators' description to max77686 node
>    odroid: config: enable dm pmic, dm regulator and max77686 driver
>
>   Makefile                               |   1 +
>   arch/arm/dts/exynos4412-odroid.dts     | 249 ++++++++-
>   board/samsung/common/board.c           |   4 +-
>   board/samsung/common/misc.c            |   1 +
>   board/samsung/odroid/odroid.c          |  52 +-
>   configs/odroid_defconfig               |   1 -
>   doc/driver-model/dm-pmic-framework.txt | 367 +++++++++++++
>   drivers/core/device.c                  |  15 +
>   drivers/power/Makefile                 |   5 +-
>   drivers/power/cmd_pmic.c               | 820 +++++++++++++++++++++++++++++
>   drivers/power/pmic-uclass.c            | 191 +++++++
>   drivers/power/pmic/Makefile            |   1 +
>   drivers/power/pmic/max77686.c          | 102 ++++
>   drivers/power/pmic/pmic_max77686.c     |   2 +-
>   drivers/power/regulator-uclass.c       | 227 ++++++++
>   drivers/power/regulator/Makefile       |   8 +
>   drivers/power/regulator/max77686.c     | 926 +++++++++++++++++++++++++++++++++
>   include/configs/exynos5-common.h       |   4 +
>   include/configs/odroid.h               |   9 +-
>   include/dm/device.h                    |  16 +
>   include/dm/uclass-id.h                 |   4 +
>   include/power/max77686_pmic.h          |  26 +-
>   include/power/pmic.h                   | 265 ++++++++++
>   include/power/regulator.h              | 310 +++++++++++
>   24 files changed, 3573 insertions(+), 33 deletions(-)
>   create mode 100644 doc/driver-model/dm-pmic-framework.txt
>   create mode 100644 drivers/power/cmd_pmic.c
>   create mode 100644 drivers/power/pmic-uclass.c
>   create mode 100644 drivers/power/pmic/max77686.c
>   create mode 100644 drivers/power/regulator-uclass.c
>   create mode 100644 drivers/power/regulator/Makefile
>   create mode 100644 drivers/power/regulator/max77686.c
>   create mode 100644 include/power/regulator.h
>

Missed one e-mail:
+cc: trini at konsulko.com

Best regards,
-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com