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From: Mike Turquette <mturquette@linaro.org>
To: Boris BREZILLON <b.brezillon@overkiz.com>,
	"Rob Herring" <rob.herring@calxeda.com>,
	"Pawel Moll" <pawel.moll@arm.com>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Stephen Warren" <swarren@wwwdotorg.org>,
	"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
	"Rob Landley" <rob@landley.net>,
	"Andrew Victor" <linux@maxim.org.za>,
	"Nicolas Ferre" <nicolas.ferre@atmel.com>,
	"Jean-Christophe Plagniol-Villard" <plagnioj@jcrosoft.com>,
	"Russell King" <linux@arm.linux.org.uk>,
	"Felipe Balbi" <balbi@ti.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Grant Likely" <grant.likely@linaro.org>,
	"Ludovic Desroches" <ludovic.desroches@atmel.com>,
	"Josh Wu" <josh.wu@atmel.com>,
	"Richard Genoud" <richard.genoud@gmail.com>
Cc: "Boris BREZILLON" <b.brezillon@overkiz.com>,
	devicetree@vger.kernel.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH v5 06/17] clk: at91: add PMC pll clocks
Date: Wed, 27 Nov 2013 13:48:43 -0800	[thread overview]
Message-ID: <20131127214843.16819.59481@quantum> (raw)
In-Reply-To: <1384293439-4525-1-git-send-email-b.brezillon@overkiz.com>

Quoting Boris BREZILLON (2013-11-12 13:57:19)
> +static const struct clk_ops pll_ops = {
> +       .prepare = clk_pll_prepare,
> +       .is_prepared = clk_pll_is_ready,
> +       .disable = clk_pll_disable,
> +       .is_enabled = clk_pll_is_ready,
> +       .recalc_rate = clk_pll_recalc_rate,
> +       .round_rate = clk_pll_round_rate,
> +       .set_rate = clk_pll_set_rate,
> +};

Hi Boris,

It is a bit strange to see only a .prepare and .disable callback
populated. What happens if a driver calls clk_disable and then
clk_enable? You clock will still be disabled in hardware.

Regards,
Mike

  reply	other threads:[~2013-11-27 21:48 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-12 20:51 [PATCH v5 00/17] ARM: at91: move to common clk framework Boris BREZILLON
2013-11-12 20:55 ` [PATCH v5 01/17] ARM: at91: move at91_pmc.h to include/linux/clk/at91_pmc.h Boris BREZILLON
2013-11-12 20:57 ` [PATCH v5 02/17] ARM: at91: add Kconfig options for common clk support Boris BREZILLON
2013-11-12 21:02 ` [PATCH v5 03/17] clk: at91: add PMC base support Boris BREZILLON
2013-11-12 21:04 ` [PATCH v5 04/17] clk: at91: add PMC macro file for dt definitions Boris BREZILLON
2013-11-12 21:54 ` [PATCH v5 05/17] clk: at91: add PMC main clock Boris BREZILLON
2013-11-12 21:57 ` [PATCH v5 06/17] clk: at91: add PMC pll clocks Boris BREZILLON
2013-11-27 21:48   ` Mike Turquette [this message]
2013-11-28  8:34     ` boris brezillon
2013-11-12 22:00 ` [PATCH v5 07/17] clk: at91: add PMC master clock Boris BREZILLON
2013-11-12 22:05 ` [PATCH v5 08/17] clk: at91: add PMC system clocks Boris BREZILLON
2013-11-27 22:05   ` Mike Turquette
2013-11-12 22:08 ` [PATCH v5 09/17] clk: at91: add PMC peripheral clocks Boris BREZILLON
2013-11-13  6:10 ` [PATCH v5 10/17] clk: at91: add peripheral clk macros for peripheral clk dt bindings Boris BREZILLON
2013-11-13  6:14 ` [PATCH v5 11/17] clk: at91: add PMC programmable clocks Boris BREZILLON
2013-11-13  6:17 ` [PATCH v5 12/17] clk: at91: add PMC utmi clock Boris BREZILLON
2013-11-13  6:20 ` [PATCH v5 13/17] clk: at91: add PMC usb clock Boris BREZILLON
2013-11-13  6:22 ` [PATCH v5 14/17] clk: at91: add PMC smd clock Boris BREZILLON
2013-11-13  7:12 ` [PATCH v5 15/17] dt: binding: add at91 clks dt bindings documentation Boris BREZILLON
2013-11-13  7:15 ` [PATCH v5 16/17] ARM: at91: move pit timer to common clk framework Boris BREZILLON
2013-11-13  7:18 ` [PATCH v5 17/17] ARM: at91: add new compatible strings for pmc driver Boris BREZILLON
2013-11-30 22:56 ` [PATCH v5 00/17] ARM: at91: move to common clk framework Mike Turquette

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