When U-Boot is started via JTAG, ignore the installed environment
as it may interfere with the recovery of the board.
Signed-off-by: Marek Vasut <marek.vasut+rene...@gmail.com>
Cc: Nobuhiro Iwamatsu <iwama...@nigauri.org>
Cc: Tom Rini <tr...@konsulko.com>
---
board/renesas/stout/stout.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/board/renesas/stout/stout.c b/board/renesas/stout/stout.c
index d7e81292a0..16f4837502 100644
--- a/board/renesas/stout/stout.c
+++ b/board/renesas/stout/stout.c
@@ -128,3 +128,13 @@ int board_phy_config(struct phy_device *phydev)
const struct rmobile_sysinfo sysinfo = {
CONFIG_ARCH_RMOBILE_BOARD_STRING
};
+
+int board_should_load_env(void)
+{
+ const u32 load_magic = 0xb33fc0de;
+
+ if (readl(CONFIG_SPL_TEXT_BASE + 0x24) == load_magic)
+ return 0;
+
+ return -EAGAIN;
+}
--
2.16.2
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