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From: Lee Jones <lee.jones@linaro.org>
To: Boris BREZILLON <boris.brezillon@free-electrons.com>
Cc: Samuel Ortiz <sameo@linux.intel.com>,
	Thierry Reding <thierry.reding@gmail.com>,
	linux-pwm@vger.kernel.org, David Airlie <airlied@linux.ie>,
	dri-devel@lists.freedesktop.org,
	Nicolas Ferre <nicolas.ferre@atmel.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
	Alexandre Belloni <alexandre.belloni@free-electrons.com>,
	Andrew Victor <linux@maxim.org.za>,
	Jean-Jacques Hiblot <jjhiblot@traphandler.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	devicetree@vger.kernel.org, Bo Shen <voice.shen@atmel.com>,
	Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Subject: Re: [PATCH v3 01/11] mfd: add atmel-hlcdc driver
Date: Wed, 9 Jul 2014 16:48:03 +0100	[thread overview]
Message-ID: <20140709154803.GL2635@lee--X1> (raw)
In-Reply-To: <1404744671-1629-2-git-send-email-boris.brezillon@free-electrons.com>

On Mon, 07 Jul 2014, Boris BREZILLON wrote:

> The HLCDC IP available on some Atmel SoCs (i.e. at91sam9n12, at91sam9x5
> family or sama5d3 family) exposes 2 subdevices:
> - a display controller (controlled by a DRM driver)
> - a PWM chip
> 
> The MFD device provides a regmap and several clocks (those connected
> to this hardware block) to its subdevices.
> 
> This way concurrent accesses to the iomem range are handled by the regmap
> framework, and each subdevice can safely access HLCDC registers.
> 
> Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com>
> ---
>  drivers/mfd/Kconfig             |  12 ++++
>  drivers/mfd/Makefile            |   1 +
>  drivers/mfd/atmel-hlcdc.c       | 119 ++++++++++++++++++++++++++++++++++++++++
>  include/linux/mfd/atmel-hlcdc.h |  78 ++++++++++++++++++++++++++
>  4 files changed, 210 insertions(+)
>  create mode 100644 drivers/mfd/atmel-hlcdc.c
>  create mode 100644 include/linux/mfd/atmel-hlcdc.h

[...]

> +static const struct mfd_cell atmel_hlcdc_cells[] = {
> +	{
> +		.name = "atmel-hlcdc-pwm",
> +		.of_compatible = "atmel,hlcdc-pwm",
> +	},
> +	{
> +		.name = "atmel-hlcdc-dc",
> +		.of_compatible = "atmel,hlcdc-dc",

'dc' is a little ambiguous.

Would be more transparent if s/dc/disp or similar.

> +	},
> +};

[...]

> +static struct platform_driver atmel_hlcdc_driver = {
> +	.probe = atmel_hlcdc_probe,
> +	.remove = atmel_hlcdc_remove,
> +	.driver = {
> +		.name = "atmel-hlcdc",
> +		.owner = THIS_MODULE,

Remove this line, it's not required.

> +		.of_match_table = atmel_hlcdc_match,
> +	},
> +};
> +module_platform_driver(atmel_hlcdc_driver);

Once those minor points are addressed, resubmit with my:

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

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

  reply	other threads:[~2014-07-09 15:48 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-07 14:51 [PATCH v3 00/11] drm: add support for Atmel HLCDC Display Controller Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 01/11] mfd: add atmel-hlcdc driver Boris BREZILLON
2014-07-09 15:48   ` Lee Jones [this message]
2014-07-07 14:51 ` [PATCH v3 02/11] mfd: add documentation for atmel-hlcdc DT bindings Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 03/11] pwm: add support for atmel-hlcdc-pwm device Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 04/11] pwm: add DT bindings documentation for atmel-hlcdc-pwm driver Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 05/11] drm: add Atmel HLCDC Display Controller support Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 06/11] drm: add DT bindings documentation for atmel-hlcdc-dc driver Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 07/11] ARM: AT91/dt: split sama5d3 lcd pin definitions to match RGB mode configs Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 08/11] ARM: AT91/dt: add alternative pin muxing for sama5d3 lcd pins Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 09/11] ARM: at91/dt: define the HLCDC node available on sama5d3 SoCs Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 10/11] ARM: at91/dt: add LCD panel description to sama5d3xdm.dtsi Boris BREZILLON
2014-07-07 14:51 ` [PATCH v3 11/11] ARM: at91/dt: enable the LCD panel on sama5d3xek boards Boris BREZILLON

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