linux-kernel - Re: [PATCH] mfd: intel-lpss: Fix Intel Elkhart Lake LPSS I2C input clock

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Message-ID: <20200326092132.GB603801@dell>
Date:   Thu, 26 Mar 2020 09:21:32 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>
Cc:     linux-kernel@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>
Subject: Re: [PATCH] mfd: intel-lpss: Fix Intel Elkhart Lake LPSS I2C input
 clock

On Mon, 16 Mar 2020, Jarkko Nikula wrote:

> Intel Elkhart Lake LPSS I2C has 100 MHz input clock instead of 133 MHz
> that was our preliminary information. This will result slower I2C bus
> clock when driver calculates its timing parameters in case ACPI tables
> don't provide them.
> 
> Slower I2C bus clock is allowed but let's fix this to match with
> reality.
> 
> While at it, keep the same default I2C device properties as Intel
> Broxton since it is not known do they need any update.
> 
> Signed-off-by: Jarkko Nikula <jarkko.nikula@...ux.intel.com>
> ---
> For normal development cycle.
> ---
>  drivers/mfd/intel-lpss-pci.c | 21 +++++++++++++--------
>  1 file changed, 13 insertions(+), 8 deletions(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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