From: Stephen Boyd <sboyd@codeaurora.org>
To: Fabio Estevam <fabio.estevam@nxp.com>
Cc: shawnguo@kernel.org, festevam@gmail.com, stefan@agner.ch,
linux-clk@vger.kernel.org
Subject: Re: [PATCH v2] clk: imx7d: Add PLL_AUDIO_TEST_DIV/POST_DIV clocks
Date: Tue, 30 Aug 2016 15:00:11 -0700 [thread overview]
Message-ID: <20160830220011.GF12510@codeaurora.org> (raw)
In-Reply-To: <1472578441-11296-1-git-send-email-fabio.estevam@nxp.com>
On 08/30, Fabio Estevam wrote:
> Currently we see the following error when using the SAI audio
> driver on mx7:
>
> Division by zero in kernel.
> CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.8.0-rc3-next-20160823
> Hardware name: Freescale i.MX7 Dual (Device Tree)
> Backtrace:
> [<c010b70c>] (dump_backtrace) from [<c010b8a8>] (show_stack+0x18)
> r6:60000013 r5:ffffffff r4:00000000 r3:00000000
> [<c010b890>] (show_stack) from [<c03e9324>] (dump_stack+0xb0/0xe)
> [<c03e9274>] (dump_stack) from [<c010b578>] (__div0+0x18/0x20)
> r8:00000000 r7:ffffffff r6:ffffffff r5:00000000 r4:00000000 r3:0
> [<c010b560>] (__div0) from [<c03e795c>] (Ldiv0_64+0x8/0x18)
> [<c06cd860>] (divider_get_val) from [<c06cda28>] (clk_divider_se)
>
> This error happens due to the lack of definition of the
> IMX7D_PLL_AUDIO_TEST_DIV/IMX7D_PLL_AUDIO_POST_DIV clocks.
>
> Add support for them.
>
> Tested on a imx7s-warp board.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
> ---
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:[~2016-08-30 22:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-30 17:34 [PATCH v2] clk: imx7d: Add PLL_AUDIO_TEST_DIV/POST_DIV clocks Fabio Estevam
2016-08-30 22:00 ` Stephen Boyd [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-08-30 17:33 Fabio Estevam
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