linux-kernel - Re: [PATCH v5 02/11] clk: sunxi-ng: add support for DE2 CCU

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Message-ID: <20170424085109.p44bmzbyjkuf7ckv@lukather>
Date:   Mon, 24 Apr 2017 10:51:09 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Icenowy Zheng <icenowy@...c.io>
Cc:     Rob Herring <robh+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v5 02/11] clk: sunxi-ng: add support for DE2 CCU

Hi,

On Sun, Apr 23, 2017 at 06:37:45PM +0800, Icenowy Zheng wrote:
> +static const struct of_device_id sunxi_de2_clk_ids[] = {
> +	{
> +		.compatible = "allwinner,sun8i-a83t-de2-clk",
> +		.data = &sun8i_a83t_de2_clk_desc,
> +	},
> +	{
> +		.compatible = "allwinner,sun50i-h5-de2-clk",
> +		.data = &sun50i_a64_de2_clk_desc,
> +	},
> +	/*
> +	 * The Allwinner A64 SoC needs some bit to be poke in syscon to make
> +	 * DE2 really working.
> +	 * So there's currently no A64 compatible here.
> +	 * H5 shares the same reset line with A64, so here H5 is using the
> +	 * clock description of A64.
> +	 */
> +	{ }
> +};

So that A64 driver would require more than just what you defined in
the binding in order to operate?

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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