[U-Boot] [PATCH 4/4] arm: lager: Disable TMU0 before OS boot

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.yj@renesas.com Signed-off-by: Nobuhiro Iwamatsu iwamatsu@nigauri.org --- 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) {