From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Thu, 2 May 2013 01:28:24 +0200 Subject: [U-Boot] [PATCH 4/9] mx23_olinuxino: Fix DDR pin iomux settings In-Reply-To: <1367444689-31301-5-git-send-email-festevam@gmail.com> References: <1367444689-31301-1-git-send-email-festevam@gmail.com> <1367444689-31301-5-git-send-email-festevam@gmail.com> Message-ID: <201305020128.24536.marex@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Fabio Estevam, > From: Fabio Estevam > > Registers HW_PINCTRL_DRIVE9, HW_PINCTRL_DRIVE10, HW_PINCTRL_DRIVE11, > HW_PINCTRL_DRIVE12, HW_PINCTRL_DRIVE13 and HW_PINCTRL_DRIVE14 control the > drive strength and the voltage selection for the DDR pins. > > The reset values of the voltage selection pins are '1', which is marked as > 'reserved' in the mx23 reference manual. > > Clear these bits for proper operation of DDR. > > Also change MUX_CONFIG_EMI, which results in better stability and match the > bootlets code from Freescale. > > Signed-off-by: Fabio Estevam Lost of duplicated code here. Best regards, Marek Vasut