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Re: [PATCH] clk: tegra: Fix clock sources for tegra210 EMC

From Thierry Reding <thierry.reding@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH] clk: tegra: Fix clock sources for tegra210 EMC
Date 2016-01-13 18:30 +0100
Message-ID <qQxp9-2W5-19@gated-at.bofh.it> (permalink)
References <qH3zZ-6ie-55@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Fri, Dec 18, 2015 at 01:45:28PM +0000, Jon Hunter wrote:
> The EMC clock sources for tegra210 currently incorrectly include pll_c2
> and pll_c3. However, both of these should have been pll_mb as shown in
> the TRM. If tegra210 happens to be configured such that the pll_mb is the
> default clock for the EMC, as configured by the bootloader, then this will
> cause a system hang on boot. This is because the kernel will disable the
> pll_mb when disabling unused clock as it appears to be unused when it is
> not.
> 
> Also add the additional pll_p clock source for the EMC.
> 
> Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
> ---
>  drivers/clk/tegra/clk-tegra210.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Applied, thanks.

Thierry

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Re: [PATCH] clk: tegra: Fix clock sources for tegra210 EMC Thierry Reding <thierry.reding@gmail.com> - 2016-01-13 18:30 +0100

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