From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jian Luo Date: Fri, 28 Aug 2015 10:41:50 +0200 Subject: [U-Boot] [PATCH] arm: socfpga: dm: Fix DM initialization failure after warm reset Message-ID: <55E01ECE.6020309@boschrexroth.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de gd->dm_root is not cleared in SPL after warm reset. This might cause DM initilazation failure. Signed-off-by: Jian Luo --- arch/arm/mach-socfpga/spl.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/mach-socfpga/spl.c b/arch/arm/mach-socfpga/spl.c index 13ec24b..59fe1f2 100644 --- a/arch/arm/mach-socfpga/spl.c +++ b/arch/arm/mach-socfpga/spl.c @@ -181,5 +181,11 @@ void board_init_f(ulong dummy) /* Configure simple malloc base pointer into RAM. */ gd->malloc_base = CONFIG_SYS_TEXT_BASE + (1024 * 1024); + /* + * gd->dm_root might contain non-zero value after warm reset. + * Clear it to avoid dm_init error + */ + gd->dm_root = NULL; + board_init_r(NULL, 0); } -- 1.9.1