From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>,
linux-samsung-soc@vger.kernel.org
Cc: k.kozlowski.k@gmail.com, Kukjin Kim <kgene@kernel.org>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Subject: Re: [PATCH] ARM: dts: exynos4210-universal_c210: disable DMA for UARTs
Date: Thu, 19 Nov 2015 21:37:08 +0900 [thread overview]
Message-ID: <564DC274.1090900@samsung.com> (raw)
In-Reply-To: <1447684614-25336-1-git-send-email-m.szyprowski@samsung.com>
W dniu 16.11.2015 o 23:36, Marek Szyprowski pisze:
> PDMA for UART devices seems not to be working properly on Exynos 4210
> revision 0 used in Universal C210 boards, so disable it to let one to
> use UART devices (driver defaults to PIO mode if DMA is not present).
>
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
> ---
> arch/arm/boot/dts/exynos4210-universal_c210.dts | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
Oh, DMA on UART strikes back.
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Best regards,
Krzysztof
prev parent reply other threads:[~2015-11-19 12:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-16 14:36 [PATCH] ARM: dts: exynos4210-universal_c210: disable DMA for UARTs Marek Szyprowski
2015-11-19 12:37 ` Krzysztof Kozlowski [this message]
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