linux-kernel - Re: [PATCH] ARM: dts: imx6ull: fix pinmux input

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Message-ID: <218369fa-8ec1-fd3c-dd2e-b4821e11cb62@armadeus.com>
Date:   Thu, 30 Aug 2018 15:25:24 +0200
From:   Sébastien Szymanski 
        <sebastien.szymanski@...adeus.com>
To:     Heiko Schocher <hs@...x.de>, linux-kernel@...r.kernel.org
Cc:     Mark Rutland <mark.rutland@....com>, devicetree@...r.kernel.org,
        Peter Chen <peter.chen@....com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        NXP Linux Team <linux-imx@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] ARM: dts: imx6ull: fix pinmux input_val for uart5 rx pin

Hi,

On 08/30/2018 02:47 PM, Heiko Schocher wrote:
> on the imx6ull the input_val for uart5 rx function
> of pin MX6UL_PAD_UART5_RX_DATA__UART5_DCE_RX
> is 7 and not 5 as on the imx6ul. With this
> patch, console on an imx6ull based board works
> with uart5.
> 
> Signed-off-by: Heiko Schocher <hs@...x.de>

This is already fixed on v4.19-rc1 and also on a few others PADs that
have similar issue.
Moreover signals common for both i.MX6UL and i.MX6ULL should have
IMX6UL_ as prefix:

https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git/commit/?h=for-next&id=387301d5b88e2fe91de9baf4ca25f771cc633f70

Regards,

> 
> ---
> 
>  arch/arm/boot/dts/imx6ull-pinfunc.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/imx6ull-pinfunc.h b/arch/arm/boot/dts/imx6ull-pinfunc.h
> index fdc46bb09cc1a..d835aeae5485b 100644
> --- a/arch/arm/boot/dts/imx6ull-pinfunc.h
> +++ b/arch/arm/boot/dts/imx6ull-pinfunc.h
> @@ -61,5 +61,6 @@
>  #define MX6ULL_PAD_CSI_DATA05__ESAI_TX_CLK                        0x01F8 0x0484 0x0000 0x9 0x0
>  #define MX6ULL_PAD_CSI_DATA06__ESAI_TX5_RX0                       0x01FC 0x0488 0x0000 0x9 0x0
>  #define MX6ULL_PAD_CSI_DATA07__ESAI_T0                            0x0200 0x048C 0x0000 0x9 0x0
> +#define MX6ULL_PAD_UART5_RX_DATA__UART5_DCE_RX		0x00C0 0x034C 0x0644 0 7
>  
>  #endif /* __DTS_IMX6ULL_PINFUNC_H */
> 


-- 
Sébastien Szymanski
Software engineer, Armadeus Systems
Tel: +33 (0)9 72 29 41 44
Fax: +33 (0)9 72 28 79 26