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| author | Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> | 2013-10-11 15:00:37 +0900 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2014-01-16 08:07:20 +0900 |
| commit | 16bf36f77931393965c8a2fdd62f441f93de0b67 (patch) | |
| tree | 86ee43b925d08bc82c09179682b24e8d7fd8163f /board/renesas | |
| parent | 9f861f0ae23674c3cda4815541f3756e8a5fc8c8 (diff) | |
| download | u-boot-imx-16bf36f77931393965c8a2fdd62f441f93de0b67.zip u-boot-imx-16bf36f77931393965c8a2fdd62f441f93de0b67.tar.gz u-boot-imx-16bf36f77931393965c8a2fdd62f441f93de0b67.tar.bz2 | |
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>
Diffstat (limited to 'board/renesas')
| -rw-r--r-- | board/renesas/lager/lager.c | 6 |
1 files changed, 6 insertions, 0 deletions
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) { |