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

Przemyslaw Marczak
2015-03-03T16:30:29Z

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