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From: l.stach@pengutronix.de (Lucas Stach)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] ARM: imx_v6_v7_defconfig: Select ULPI support
Date: Mon, 25 Jun 2018 14:57:25 +0200	[thread overview]
Message-ID: <1529931445.9910.15.camel@pengutronix.de> (raw)
In-Reply-To: <1529930043-6387-2-git-send-email-festevam@gmail.com>

Am Montag, den 25.06.2018, 09:34 -0300 schrieb Fabio Estevam:
> From: Fabio Estevam <fabio.estevam@nxp.com>
> 
> Select CONFIG_USB_CHIPIDEA_ULPI and CONFIG_USB_ULPI_BUS so that
> USB ULPI can be functional on some boards like imx51-babbge.
> 
> This fixes a kernel hang in 4.18-rc1 on i.mx51-babbage when
> the bootloader does not initialize USB.

If the kernel hangs without those options, we might want to have a
check for them in the driver, so it aborts the initialization with a
big warning if the port is using ULPI mode and those options aren't
selected.

Regards,
Lucas

> Suggested-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
> ---
> ?arch/arm/configs/imx_v6_v7_defconfig | 2 ++
> ?1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/configs/imx_v6_v7_defconfig
> b/arch/arm/configs/imx_v6_v7_defconfig
> index d14de86..2da678c 100644
> --- a/arch/arm/configs/imx_v6_v7_defconfig
> +++ b/arch/arm/configs/imx_v6_v7_defconfig
> @@ -300,6 +300,7 @@ CONFIG_USB_STORAGE=y
> ?CONFIG_USB_CHIPIDEA=y
> ?CONFIG_USB_CHIPIDEA_UDC=y
> ?CONFIG_USB_CHIPIDEA_HOST=y
> +CONFIG_USB_CHIPIDEA_ULPI=y
> ?CONFIG_USB_SERIAL=m
> ?CONFIG_USB_SERIAL_GENERIC=y
> ?CONFIG_USB_SERIAL_FTDI_SIO=m
> @@ -336,6 +337,7 @@ CONFIG_USB_GADGETFS=m
> ?CONFIG_USB_FUNCTIONFS=m
> ?CONFIG_USB_MASS_STORAGE=m
> ?CONFIG_USB_G_SERIAL=m
> +CONFIG_USB_ULPI_BUS=y
> ?CONFIG_MMC=y
> ?CONFIG_MMC_SDHCI=y
> ?CONFIG_MMC_SDHCI_PLTFM=y

  reply	other threads:[~2018-06-25 12:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-25 12:34 [PATCH 1/2] ARM: imx_v6_v7_defconfig: Re-sync defconfig Fabio Estevam
2018-06-25 12:34 ` [PATCH 2/2] ARM: imx_v6_v7_defconfig: Select ULPI support Fabio Estevam
2018-06-25 12:57   ` Lucas Stach [this message]
2018-06-25 13:07     ` Fabio Estevam
2018-07-01 13:20   ` Shawn Guo
2018-07-01 13:24     ` Fabio Estevam
2018-07-03  2:02   ` Shawn Guo
2018-07-03  2:07     ` Shawn Guo
2018-07-03 13:10   ` Shawn Guo
2018-07-03 13:12     ` Fabio Estevam

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