From: Paul Gortmaker Date: Mon, 16 Mar 2015 13:57:00 -0400 Subject: [U-Boot] [PATCH] sbc8548: document how to write main flash from alternate flash Message-ID: <1426528620-28623-1-git-send-email-paul.gortmaker@windriver.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de If you are running on the alternate flash in order to fix a corrupted main flash image, it might be good to have the steps for that documented as well. Signed-off-by: Paul Gortmaker --- board/sbc8548/README | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/board/sbc8548/README b/board/sbc8548/README index feac5e3e63e5..493ea837ba3b 100644 --- a/board/sbc8548/README +++ b/board/sbc8548/README @@ -138,6 +138,18 @@ image in the SODIMM that is built with CONFIG_SYS_ALT_BOOT enabled, md eff00000 10 protect on all +If you are running the alternate 64MB /CS0 settings and want to update +the "normal" default 8MB u-boot image, then (built with CONFIG_SYS_ALT_BOOT +disabled) the steps will become: + + tftp u-boot.bin + md 200000 10 + protect off all + erase effa0000 efffffff + cp.b 200000 effa0000 60000 + md effa0000 10 + protect on all + Finally, if you are running the alternate 64MB /CS0 settings and want to update the in-use u-boot image, then (again with CONFIG_SYS_ALT_BOOT enabled) the steps will become: -- 2.2.1