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From: Huang Shijie <b32955@freescale.com>
To: Shawn Guo <shawn.guo@linaro.org>
Cc: gregkh@linuxfoundation.org, linux-serial@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 4/5] ARM: dts: imx6q: add dte pinctrl for uart2
Date: Thu, 4 Jul 2013 16:42:39 +0800	[thread overview]
Message-ID: <51D5357F.8040609@freescale.com> (raw)
In-Reply-To: <20130704072344.GB11046@S2101-09.ap.freescale.net>

于 2013年07月04日 15:23, Shawn Guo 写道:
> On Wed, Jul 03, 2013 at 05:42:36PM +0800, Huang Shijie wrote:
>> In imx6q-arm2 board, the UART2 works in the dte mode.
>> So add a pinctrl for it.
>>
>> Signed-off-by: Huang Shijie<b32955@freescale.com>
>> ---
>>   arch/arm/boot/dts/imx6q.dtsi |    9 +++++++++
>>   1 files changed, 9 insertions(+), 0 deletions(-)
> Since imx6q and imx6dl are pin-to-pin compatible, from now on I would
> require the same pin group be added for these two SoC together, so that
> we can enforce the same label name.
>
I knew it.

But this pinctrl is only used in imx6q-arm2 board which uses a big 
armdillo board,
so i did not add the same label to imx6dl.

Do we have a imx6dl-arm2 board? if we have , i can add it.


>> diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
>> index 9a69891..8a518c6 100644
>> --- a/arch/arm/boot/dts/imx6q.dtsi
>> +++ b/arch/arm/boot/dts/imx6q.dtsi
>> @@ -266,6 +266,15 @@
>>   							MX6Q_PAD_EIM_D27__UART2_RX_DATA 0x1b0b1
>>   						>;
>>   					};
>> +
>> +					pinctrl_uart2_dte: uart2grp-2 {
>> +						fsl,pins =<
>> +							MX6Q_PAD_EIM_D26__UART2_RX_DATA 0x1b0b1
>> +							MX6Q_PAD_EIM_D27__UART2_TX_DATA 0x1b0b1
>> +							MX6Q_PAD_EIM_D28__UART2_CTS_B	0x1b0b1
>> +							MX6Q_PAD_EIM_D29__UART2_CTS_B	0x1b0b1
> Why do you have two pads mux-ed on one function?
I think the name of the PAD is wrong.

thanks
Huang Shijie

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  reply	other threads:[~2013-07-04  8:38 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-03  9:42 [PATCH v2 0/5] serial: imx: add DMA support for imx6 Huang Shijie
2013-07-03  9:42 ` [PATCH v2 1/5] serial: imx: distinguish the imx6q uart from the others Huang Shijie
2013-07-03  9:42 ` [PATCH v2 2/5] serial: imx: add DMA support for imx6q Huang Shijie
2013-07-03  9:42 ` [PATCH v2 3/5] ARM: dts: imx6sl: add "fsl,imx6q-uart" for uart compatible Huang Shijie
2013-07-03  9:42 ` [PATCH v2 4/5] ARM: dts: imx6q: add dte pinctrl for uart2 Huang Shijie
2013-07-04  7:23   ` Shawn Guo
2013-07-04  8:42     ` Huang Shijie [this message]
2013-07-04  8:56       ` Shawn Guo
2013-07-04  9:06         ` Huang Shijie
2013-07-03  9:42 ` [PATCH v2 5/5] ARM: dts: enable the uart2 for imx6q-arm2 Huang Shijie

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