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From: d.mueller@elsoft.ch ("David Müller (ELSOFT AG)")
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC] PCI: pci-imx6: Add delay to workaround kernel hang
Date: Fri, 18 Jul 2014 13:44:21 +0200	[thread overview]
Message-ID: <53C90895.6070109@elsoft.ch> (raw)
In-Reply-To: <1405675599.6072.8.camel@weser.hi.pengutronix.de>

Hello

Lucas Stach wrote:
> @@ -215,6 +215,8 @@ static int imx6_pcie_assert_core_reset(struct pcie_port *pp)
>  {
>  	struct imx6_pcie *imx6_pcie = to_imx6_pcie(pp);
>  
> +	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> +			IMX6Q_GPR12_PCIE_CTL_2, 0 << 10);
>  	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
>  			IMX6Q_GPR1_PCIE_TEST_PD, 1 << 18);
>  	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
> 

Sorry, this doesn't seem to fix the problem (at least not with my
hardware).

Dave

  parent reply	other threads:[~2014-07-18 11:44 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-24 19:18 [RFC] PCI: pci-imx6: Add delay to workaround kernel hang Fabio Estevam
2014-06-25 21:28 ` Marek Vasut
2014-06-26  3:12 ` Shawn Guo
2014-06-26  3:43   ` Fabio Estevam
2014-06-26  5:49     ` Shawn Guo
2014-06-26  9:13       ` Marek Vasut
2014-06-27  0:29       ` Tim Harvey
2014-06-27 10:06         ` Hong-Xing.Zhu at freescale.com
2014-07-17  0:28           ` Tim Harvey
2014-07-18  9:26         ` Lucas Stach
2014-07-18  9:44           ` Marek Vasut
2014-07-18 11:44           ` "David Müller (ELSOFT AG)" [this message]
2014-06-26  7:32     ` Juergen Borleis
2014-06-26  9:17       ` Marek Vasut
2014-06-26  9:26         ` Juergen Borleis
2014-06-26  9:50           ` Marek Vasut
2014-06-26 11:43       ` Fabio Estevam
2014-06-26  8:41 ` Lucas Stach
2014-07-17  6:51 ` Uwe Kleine-König
2014-07-17  8:23   ` Marek Vasut
2014-07-17 15:27     ` Shawn Guo
2014-07-18 20:46       ` Marek Vasut

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