From mboxrd@z Thu Jan 1 00:00:00 1970 From: l.stach@pengutronix.de (Lucas Stach) Date: Tue, 04 Apr 2017 11:46:24 +0200 Subject: [PATCH 1/5] ARM: imx: gpc: Do not print error message for EPROBE_DEFER In-Reply-To: References: Message-ID: <1491299184.2367.12.camel@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am Freitag, den 31.03.2017, 22:25 +0300 schrieb Leonard Crestez: > The pu regulator request will return -EPROBE_DEFER if it has a supply > from PMIC and this supply is not yet registered. This does not represent > an error since the driver will call probe again later, so only print a > warning message in this case. > > Signed-off-by: Irina Tirdea > Signed-off-by: Leonard Crestez > --- > arch/arm/mach-imx/gpc.c | 6 +++++- The driver moved places, together with a large rewrite, to drivers/soc/imx/. This issue isn't present in the new driver, so this patch can just be dropped. Regards, Lucas > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c > index 1dc2a34..ce64d11 100644 > --- a/arch/arm/mach-imx/gpc.c > +++ b/arch/arm/mach-imx/gpc.c > @@ -466,7 +466,11 @@ static int imx_gpc_probe(struct platform_device *pdev) > pu_reg = NULL; > if (IS_ERR(pu_reg)) { > ret = PTR_ERR(pu_reg); > - dev_err(&pdev->dev, "failed to get pu regulator: %d\n", ret); > + if (ret == -EPROBE_DEFER) > + dev_dbg(&pdev->dev, "pu regulator not ready, retry\n"); > + else > + dev_err(&pdev->dev, "failed to get pu regulator: %d\n", > + ret); > return ret; > } >