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From: Stephen Boyd <sboyd@codeaurora.org>
To: Marcin Wojtas <mw@semihalf.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
	mturquette@baylibre.com, sebastian.hesselbarth@gmail.com,
	andrew@lunn.ch, jason@lakedaemon.net,
	thomas.petazzoni@free-electrons.com,
	gregory.clement@free-electrons.com, nadavh@marvell.com,
	alior@marvell.com, tn@semihalf.com, jaz@semihalf.com
Subject: Re: [PATCH 1/2] clk: mvebu: set flags in CP110 gate clock
Date: Wed, 24 Aug 2016 17:13:40 -0700	[thread overview]
Message-ID: <20160825001340.GP19826@codeaurora.org> (raw)
In-Reply-To: <1471933609-8456-2-git-send-email-mw@semihalf.com>

On 08/23, Marcin Wojtas wrote:
> Armada CP110 system controller comprise its own routine responsble
> for registering gate clocks. Among others 'flags' field in
> struct clk_init_data was not set, using a random values, which
> may cause an unpredicted behavior.
> 
> This patch fixes the problem by setting CLK_IS_BASIC flag for
> all gated clocks of Armada 7k/8k SoCs family.
> 
> Fixes: d3da3eaef7f4 ("clk: mvebu: new driver for Armada CP110 system ...")
> 
> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
> ---
>  drivers/clk/mvebu/cp110-system-controller.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/clk/mvebu/cp110-system-controller.c b/drivers/clk/mvebu/cp110-system-controller.c
> index 7fa42d6..0835e1d 100644
> --- a/drivers/clk/mvebu/cp110-system-controller.c
> +++ b/drivers/clk/mvebu/cp110-system-controller.c
> @@ -144,6 +144,7 @@ static struct clk *cp110_register_gate(const char *name,
>  
>  	init.name = name;
>  	init.ops = &cp110_gate_ops;
> +	init.flags = CLK_IS_BASIC;

Please don't use CLK_IS_BASIC unless you need it (so far only TI
clks seem to want it?). Just set it to 0 if possible.

>  	init.parent_names = &parent_name;
>  	init.num_parents = 1;
>  

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  parent reply	other threads:[~2016-08-25  5:08 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-23  6:26 [PATCH 0/2] Armada 7k/8k CP110 system controller fixes Marcin Wojtas
2016-08-23  6:26 ` [PATCH 1/2] clk: mvebu: set flags in CP110 gate clock Marcin Wojtas
2016-08-23 14:16   ` Andrew Lunn
2016-08-24  8:28     ` Marcin Wojtas
2016-08-25  0:13   ` Stephen Boyd [this message]
2016-08-30 13:10   ` Thomas Petazzoni
2016-08-30 13:34     ` Marcin Wojtas
2016-08-23  6:26 ` [PATCH 2/2] clk: mvebu: dynamically allocate resources in Armada CP110 system controller Marcin Wojtas
2016-08-25  0:16   ` Stephen Boyd
2016-08-30 15:31     ` Marcin Wojtas
2016-08-30 18:43       ` Stephen Boyd
2016-08-30 14:15   ` Thomas Petazzoni

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