On U-boot uses TMU0 as timer, but TMU0 does not use on linux kernel
and other.
This disables TMU0 at the request of from kernel user.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu...@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwama...@nigauri.org>
---
 v2: no changes.

 board/renesas/lager/lager.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c
index cdd5b32..ad5289a 100644
--- a/board/renesas/lager/lager.c
+++ b/board/renesas/lager/lager.c
@@ -254,6 +254,12 @@ int board_early_init_f(void)
        return 0;
 }
 
+void arch_preboot_os(void)
+{
+       /* Disable TMU0 */
+       mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
+}
+
 DECLARE_GLOBAL_DATA_PTR;
 int board_init(void)
 {
-- 
1.8.5

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