From: Stephen Boyd <sboyd@codeaurora.org>
To: Mike Turquette <mturquette@linaro.org>
Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Kenneth Westfield <kwestfie@codeaurora.org>
Subject: Re: [PATCH v2] clk: qcom: Properly change rates for ahbix clock
Date: Wed, 11 Mar 2015 17:43:21 -0700 [thread overview]
Message-ID: <5500E129.2060602@codeaurora.org> (raw)
In-Reply-To: <1425685313-6005-1-git-send-email-sboyd@codeaurora.org>
On 03/06/15 15:41, Stephen Boyd wrote:
> The ahbix clock can never be turned off in practice. To change the
> rates we need to switch the mux off the M/N counter to an always on
> source (XO), reprogram the M/N counter to get the rate we want and
> finally switch back to the M/N counter. Add a new ops structure
> for this type of clock so that we can set the rate properly.
>
> Fixes: c99e515a92e9 "clk: qcom: Add IPQ806X LPASS clock controller (LCC) driver"
> Cc: Kenneth Westfield <kwestfie@codeaurora.org>
> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
> ---
>
>
Applied to clk-next
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
WARNING: multiple messages have this Message-ID (diff)
From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] clk: qcom: Properly change rates for ahbix clock
Date: Wed, 11 Mar 2015 17:43:21 -0700 [thread overview]
Message-ID: <5500E129.2060602@codeaurora.org> (raw)
In-Reply-To: <1425685313-6005-1-git-send-email-sboyd@codeaurora.org>
On 03/06/15 15:41, Stephen Boyd wrote:
> The ahbix clock can never be turned off in practice. To change the
> rates we need to switch the mux off the M/N counter to an always on
> source (XO), reprogram the M/N counter to get the rate we want and
> finally switch back to the M/N counter. Add a new ops structure
> for this type of clock so that we can set the rate properly.
>
> Fixes: c99e515a92e9 "clk: qcom: Add IPQ806X LPASS clock controller (LCC) driver"
> Cc: Kenneth Westfield <kwestfie@codeaurora.org>
> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
> ---
>
>
Applied to clk-next
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2015-03-12 0:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-06 23:41 [PATCH v2] clk: qcom: Properly change rates for ahbix clock Stephen Boyd
2015-03-06 23:41 ` Stephen Boyd
2015-03-12 0:43 ` Stephen Boyd [this message]
2015-03-12 0:43 ` Stephen Boyd
2015-03-12 3:42 ` Kenneth Westfield
2015-03-12 3:42 ` Kenneth Westfield
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