linux-kernel - Re: [linux-sunxi] [PATCH v2 05/26] clk: sunxi: Add display and TCON0 clocks driver

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Date:	Sat, 16 Jan 2016 16:08:01 +0200
From:	Priit Laes <plaes@...es.org>
To:	maxime.ripard@...e-electrons.com,
	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	David Airlie <airlied@...ux.ie>,
	Thierry Reding <thierry.reding@...il.com>,
	Philipp Zabel <p.zabel@...gutronix.de>
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, linux-sunxi@...glegroups.com,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Chen-Yu Tsai <wens@...e.org>,
	Hans de Goede <hdegoede@...hat.com>,
	Alexander Kaplan <alex@...tthing.co>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Wynter Woods <wynter@...tthing.co>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Rob Clark <robdclark@...il.com>,
	Daniel Vetter <daniel@...ll.ch>
Subject: Re: [linux-sunxi] [PATCH v2 05/26] clk: sunxi: Add display and
 TCON0 clocks driver

On Thu, 2016-01-14 at 16:24 +0100, Maxime Ripard wrote:
> The A10 SoCs and its relatives has a special clock controller to drive the
> display engines (both frontend and backend), that have a lot in common with
> the clock to drive the first TCON channel.
> 
> Add a driver to support both.

...

> +static void __init sun4i_a10_display_init(struct device_node *node,
> +					  struct sun4i_a10_display_clk_data *data)
> +{
> +	const char *parents[data->parents];
> +	const char *clk_name = node->name;
> +	struct reset_data *reset_data;
> +	struct clk_divider *div = NULL;
> +	struct clk_gate *gate;
> +	struct clk_mux *mux;
> +	void __iomem *reg;
> +	struct clk *clk;
> +	int i;

warning: unused variable 'i'

> +
> +	of_property_read_string(node, "clock-output-names", &clk_name);
> +
> +	reg = of_io_request_and_map(node, 0, of_node_full_name(node));
> +	if (IS_ERR(reg)) {
> +		pr_err("%s: Could not map the clock registers\n", clk_name);
> +		return;
> +	}

...

Thanks for working on this feature ;)

Päikest,
Priit Laes