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From: "Alexander Shiyan" <shc_work@mail.ru>
To: "Fabien Lahoudere" <fabien.lahoudere@collabora.co.uk>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>,
	"Russell King" <linux@armlinux.org.uk>,
	"open list" <linux-kernel@vger.kernel.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Sascha Hauer" <kernel@pengutronix.de>,
	"Fabio Estevam" <fabio.estevam@nxp.com>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 2/2] imx53.dtsi : Add DMA configuration for UART
Date: Thu, 04 Aug 2016 13:49:10 +0300	[thread overview]
Message-ID: <1470307750.712399023@f361.i.mail.ru> (raw)
In-Reply-To: <1470306157-11181-2-git-send-email-fabien.lahoudere@collabora.co.uk>

>Четверг,  4 августа 2016, 13:22 +03:00 от Fabien Lahoudere <fabien.lahoudere@collabora.co.uk>:
>
>In order to use sdma with UART, we need to add DMA configuration in device tree.
>
>Signed-off-by: Fabien Lahoudere < fabien.lahoudere@collabora.co.uk >
>---
> arch/arm/boot/dts/imx53.dtsi | 10 ++++++++++
> 1 file changed, 10 insertions(+)
...

Hello.

UART SDMA has been tested by me for i.MX51.
So, on my opinion, In the first part of the patch, we just need to remove is_imx6q_uart()
check on and always let the devicetree decide about DMA usage.

Thanks.
---

  reply	other threads:[~2016-08-04 11:20 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-03 14:13 [PATCH 1/2] Allowing UART DMA to be configured on i.MX53 Fabien Lahoudere
2016-08-03 14:13 ` [PATCH 2/2] imx53.dtsi : Add DMA configuration for UART Fabien Lahoudere
2016-08-03 14:26   ` Fabio Estevam
2016-08-04 10:22     ` [PATCH v2 1/2] Allowing UART DMA to be configured on i.MX53 Fabien Lahoudere
2016-08-04 10:22       ` [PATCH v2 2/2] imx53.dtsi : Add DMA configuration for UART Fabien Lahoudere
2016-08-04 10:49         ` Alexander Shiyan [this message]
2016-08-06 13:59           ` Fabio Estevam
2016-08-08  9:29             ` [PATCH 1/2] Allowing UART DMA to be configured on i.MX53 Fabien Lahoudere
2016-08-08  9:29               ` [PATCH 2/2] imx53.dtsi : Add DMA configuration for UART Fabien Lahoudere
2016-08-31 13:53               ` [PATCH 1/2] Allowing UART DMA to be configured on i.MX53 Greg Kroah-Hartman
2016-08-09 13:35         ` [PATCH v2 2/2] imx53.dtsi : Add DMA configuration for UART Shawn Guo
2016-08-04 13:47     ` [PATCH 1/1] imx53.dtsi: Add IPU nodes for csi Fabien Lahoudere
2016-08-05  9:33       ` Philipp Zabel
2016-08-09 13:38       ` Shawn Guo

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