From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?J=F6rg?= Krause Date: Thu, 26 Mar 2015 23:57:02 +0100 Subject: [U-Boot] [PATCH 1/1] ARM: mxs: get boot mode from OTP In-Reply-To: <1427362746-8403-1-git-send-email-joerg.krause@embedded.rocks> References: <1427362746-8403-1-git-send-email-joerg.krause@embedded.rocks> Message-ID: <1427410622.24475.1.camel@embedded.rocks> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Do, 2015-03-26 at 10:39 +0100, J?rg Krause wrote: > Reading the GPIOs for getting the boot mode does not show the correct result > for USB boot mode in case the recovery switch, eg. BM2 for switching from NAND > to USB boot mode, is hold down while plugging in USB and released before U-Boot > is loaded by mxsldr. > > This state is stored in the HW_OCOTP_ROM0 register. HW_OCOTP_ROM0[27:24] maps to > BM3-BM0, HW_OCOTP_ROM0[28] maps to voltage selector. > > For using mxs_wait_mask_clr() add imx-common/misc.o to the SPL build. > > Signed-off-by: J?rg Krause > Cc: Stefano Babic > --- This patch is superseded by: ARM: mxs: Get boot mode from OCRAM http://patchwork.ozlabs.org/patch/455231/