[U-Boot] [PATCH 06/10] exynos: Enable PSHOLD in SPL

Simon Glass
2014-03-26T17:56:26Z

There is quite a tight deadline in enabling PSHOLD, less than a second.
In some cases (e.g. with USB download), U-Boot takes longer than that
to load, so the board powers off before U-Boot starts.

Add a call in SPL to enable PSHOLD.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

arch/arm/cpu/armv7/exynos/lowlevel_init.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arm/cpu/armv7/exynos/lowlevel_init.c b/arch/arm/cpu/armv7/exynos/lowlevel_init.c
index 11fe5b8..48b5511 100644
--- a/arch/arm/cpu/armv7/exynos/lowlevel_init.c
+++ b/arch/arm/cpu/armv7/exynos/lowlevel_init.c
@@ -48,6 +48,8 @@ int do_lowlevel_init(void)

arch_cpu_init();

+ set_ps_hold_ctrl();
+
reset_status = get_reset_status();

switch (reset_status) {
--
1.9.1.423.g4596e3a