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From: Jian Luo <Jian.Luo4@boschrexroth.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] arm: socfpga: dm: Fix DM initialization failure after warm reset
Date: Fri, 28 Aug 2015 10:41:50 +0200	[thread overview]
Message-ID: <55E01ECE.6020309@boschrexroth.de> (raw)

gd->dm_root is not cleared in SPL after warm reset.
This might cause DM initilazation failure.

Signed-off-by: Jian Luo <jian.luo4@boschrexroth.de>
---
  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

             reply	other threads:[~2015-08-28  8:41 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-28  8:41 Jian Luo [this message]
2015-08-28  9:24 ` [U-Boot] [PATCH] arm: socfpga: dm: Fix DM initialization failure after warm reset Marek Vasut
2015-08-28 10:27   ` Jian Luo
2015-08-28 10:30     ` Marek Vasut
2015-08-28 11:40       ` Jian Luo
2015-08-28 12:01         ` Marek Vasut
2015-08-28 12:09           ` Jian Luo
2015-08-28 21:48             ` Marek Vasut
2015-08-31 13:00               ` Jian Luo
2015-08-31 13:28                 ` Marek Vasut
2015-09-02 16:27                   ` Jian Luo
2015-09-03  9:41                     ` Marek Vasut
2015-09-03 10:03                       ` Jian Luo
2015-09-03 10:09                         ` Marek Vasut
2015-09-03 10:17                           ` Jian Luo
2015-09-03 10:46                             ` Marek Vasut
2015-09-03 11:12                               ` Jian Luo
2015-09-03 11:14                                 ` Marek Vasut
2015-09-04  0:23                                   ` Simon Glass
2015-09-04  7:36                                     ` Jian Luo
2015-09-04 14:16                                       ` Simon Glass
2015-09-04 14:25                                         ` Marek Vasut
2015-09-04 14:26                                           ` Simon Glass
2015-09-04 14:32                                             ` Marek Vasut
2015-09-22 12:26                                               ` Jian Luo
2015-08-28 23:21 ` Simon Glass
2015-08-29  7:56   ` Marek Vasut
2015-08-29 14:39     ` Simon Glass
2015-08-29 14:46       ` Marek Vasut
2015-08-29 14:49         ` Simon Glass
2015-08-29 15:45           ` Marek Vasut
2015-08-29 16:54             ` Simon Glass
2015-08-29 19:19               ` Marek Vasut

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