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Re: [PATCH v2 5/9] mfd: add TI LMU driver

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  Re: [PATCH v2 5/9] mfd: add TI LMU driver Lee Jones <lee.jones@linaro.org> - 2016-01-11 11:20 +0100

#1306010 — Re: [PATCH v2 5/9] mfd: add TI LMU driver

On Thu, 26 Nov 2015, Milo Kim wrote:

> TI LMU (Lighting Management Unit) driver supports lighting devices below.
> 
>   LM3532, LM3631, LM3632, LM3633, LM3695 and LM3697.
> 
> LMU devices have common features.
>   - I2C interface for accessing device registers
>   - Hardware enable pin control
>   - Backlight brightness control
>   - Notifier for hardware fault monitoring
>   - Regulators for LCD display bias
> 
> It contains fault monitor, backlight, LED and regulator driver.
> 
> LMU fault monitor
> -----------------
>   LM3633 and LM3697 provide hardware monitoring feature.
>   It enables open or short circuit detection.
>   After monitoring is done, each device should be re-initialized.
>   Notifier is used for this case.
>   Please refer to separate patch for 'ti-lmu-fault-monitor'.
> 
> Backlight
> ---------
>   It's handled by TI LMU backlight consolidated driver and
>   chip dependent data. Please refer to separate patches for
>   'ti-lmu-backlight'.
> 
> LED indicator
> -------------
>   LM3633 has 6 indicator LEDs. Programmable dimming pattern is also
>   supported. Please refer to separate patch for 'leds-lm3633'.
> 
> Regulator
> ---------
>   LM3631 has 5 regulators for the display bias.
>   LM3632 supports 3 regulators. One consolidated driver enables it.
>   Please refer to separate patch for 'lm363x-regulator'.
> 
> Cc: Lee Jones <lee.jones@linaro.org> 
> Cc: Jacek Anaszewski <j.anaszewski@samsung.com>
> Cc: Mark Brown <broonie@kernel.org>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: devicetree@vger.kernel.org
> Cc: linux-leds@vger.kernel.org 
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Milo Kim <milo.kim@ti.com>
> ---
>  drivers/mfd/Kconfig                 |  12 ++
>  drivers/mfd/Makefile                |   2 +
>  drivers/mfd/ti-lmu.c                | 259 +++++++++++++++++++++++++++++++++
>  include/linux/mfd/ti-lmu-register.h | 280 ++++++++++++++++++++++++++++++++++++
>  include/linux/mfd/ti-lmu.h          |  87 +++++++++++
>  5 files changed, 640 insertions(+)
>  create mode 100644 drivers/mfd/ti-lmu.c
>  create mode 100644 include/linux/mfd/ti-lmu-register.h
>  create mode 100644 include/linux/mfd/ti-lmu.h

Acked-by: Lee Jones <lee.jones@linaro.org>

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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