linux-kernel - Re: [PATCH v2 1/4] reset: stih407: Add softreset, powerdown and picophy controllers

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Message-ID: <20140702154059.GA17665@lee--X1>
Date:	Wed, 2 Jul 2014 16:40:59 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Peter Griffin <peter.griffin@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	p.zabel@...gutronix.de, srinivas.kandagatla@...il.com,
	maxime.coquelin@...com, patrice.chotard@...com,
	devicetree@...r.kernel.org,
	Giuseppe Cavallaro <peppe.cavallaro@...com>
Subject: Re: [PATCH v2 1/4] reset: stih407: Add softreset, powerdown and
 picophy controllers

On Wed, 02 Jul 2014, Peter Griffin wrote:

> This patch adds softreset, powerdown and picophy reset controllers for
> the STiH407 SoC.
> 
> With this patch three new devices are registered: -
> 1. st,stih407-powerdown
> 2. st,stih407-softreset
> 3. st,stih407-picophyreset
> 
> All three devices use system configuration registers mapped via regmap to
> perform the reset or powerdown. The powerdown controller also has
> an acknowledgement.
> 
> A separate picophy reset controller manages the different reset channels within
> the picophy, which have a different polarity to the other system softresets.
> Managing these different picophy softreset channels is necessary to correctly
> handle resuming from suspend when USB2 devices are plugged into the USB3 port.
> 
> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
> Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
> ---
>  drivers/reset/sti/Kconfig                          |   4 +
>  drivers/reset/sti/Makefile                         |   1 +
>  drivers/reset/sti/reset-stih407.c                  | 158 +++++++++++++++++++++
>  .../dt-bindings/reset-controller/stih407-resets.h  |  61 ++++++++
>  4 files changed, 224 insertions(+)
>  create mode 100644 drivers/reset/sti/reset-stih407.c
>  create mode 100644 include/dt-bindings/reset-controller/stih407-resets.h

Looks good to me now:
  Acked-by: Lee Jones <lee.jones@...aro.org>

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