linux-kernel - Re: [PATCH] clk: samsung: exynos5433: use clock_ignore

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Message-ID: <CA+Ln22F9eskcpnFkrnVFc3dJqCJcJ5O-STfXC-8Om5MK-THwNg@mail.gmail.com>
Date:	Sat, 18 Jun 2016 23:31:23 +0900
From:	Tomasz Figa <tomasz.figa@...il.com>
To:	Andi Shyti <andi.shyti@...sung.com>
Cc:	Chanwoo Choi <cw00.choi@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>, linux-clk@...r.kernel.org,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andi Shyti <andi@...zian.org>,
	Jaehoon Chung <jh80.chung@...sung.com>
Subject: Re: [PATCH] clk: samsung: exynos5433: use clock_ignore_unused flag
 for SPI3 related clocks

Hi Andi, Jaehoon,

2016-06-17 17:16 GMT+09:00 Andi Shyti <andi.shyti@...sung.com>:
> From: Jaehoon Chung <jh80.chung@...sung.com>
>
> The SPI 3 bus uses two clocks, a bus clock and an input clock.
> Do not disable the clocks when unused in order to allow access to
> the SPI 3 device.

If unused, why would access to SPI 3 device needed?

Best regards,
Tomasz