linux-kernel - Re: [Cocci] [PATCH v13 3/6] clk: Make clk API return per-user struct clk instances

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Date:	Thu, 12 Mar 2015 18:20:07 +0100
From:	Sebastian Andrzej Siewior <sebastian@...akpoint.cc>
To:	Stephen Boyd <sboyd@...eaurora.org>,
	Shawn Guo <shawn.guo@...aro.org>
Cc:	Quentin Lambert <lambert.quentin@...il.com>,
	Mike Turquette <mturquette@...aro.org>,
	Julia Lawall <julia.lawall@...6.fr>,
	Paul Walmsley <paul@...an.com>,
	Tomeu Vizoso <tomeu.vizoso@...labora.com>,
	Tony Lindgren <tony@...mide.com>, linux-kernel@...r.kernel.org,
	t-kristo@...com, linux-omap@...r.kernel.org, cocci@...teme.lip6.fr,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [Cocci] [PATCH v13 3/6] clk: Make clk API return per-user struct
 clk instances

On 2015-02-17 14:01:04 [-0800], Stephen Boyd wrote:
> diff = 
> --- arch/arm/mach-imx/mach-imx6q.c
> +++ /tmp/cocci-output-11792-b62223-mach-imx6q.c
> @@ -211,7 +211,6 @@ static void __init imx6q_1588_init(void)
>  	 * set bit IOMUXC_GPR1[21].  Or the PTP clock must be from pad
>  	 * (external OSC), and we need to clear the bit.
>  	 */
> -	clksel = ptp_clk == enet_ref ? IMX6Q_GPR1_ENET_CLK_SEL_ANATOP :
>  				       IMX6Q_GPR1_ENET_CLK_SEL_PAD;
>  	gpr = syscon_regmap_lookup_by_compatible("fsl,imx6q-iomuxc-gpr");
>  	if (!IS_ERR(gpr))

Any idea how to do the comparison here? Or should we rely that the bootloader
sets this properly (it managed already to select a frequency)? The phy has no
clock node in current DT's so we can check this.

Sebastian
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