From mboxrd@z Thu Jan 1 00:00:00 1970 From: alexandre.belloni@free-electrons.com (Alexandre Belloni) Date: Sat, 16 May 2015 15:54:17 +0200 Subject: [PATCH 1/7] arm: imx: power-off: change to syscon to access register In-Reply-To: <1431696990-23078-2-git-send-email-Frank.Li@freescale.com> References: <1431696990-23078-1-git-send-email-Frank.Li@freescale.com> <1431696990-23078-2-git-send-email-Frank.Li@freescale.com> Message-ID: <20150516135417.GK3338@piout.net> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On 15/05/2015 at 21:36:24 +0800, Frank.Li at freescale.com wrote : > static int imx_poweroff_probe(struct platform_device *pdev) > { > - snvs_base = of_iomap(pdev->dev.of_node, 0); > - if (!snvs_base) { > + struct device_node *nd; > + > + nd = of_get_parent(pdev->dev.of_node); > + if (!nd) > + return -ENODEV; > + snvs = syscon_node_to_regmap (nd); You should remove that space ---^ -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com