From: Tang Yuantian <yuantian.t...@freescale.com>
T104xrdb has several sleep management signals that are used for deep
sleep. They are enabled by OS to enter deep sleep and should be
disabled by u-boot when cores wake up.
Signed-off-by: Tang Yuantian <yuantian.t...@freescale.com>
---
board/freescale/t104xrdb/t104xrdb.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/board/freescale/t104xrdb/t104xrdb.c
b/board/freescale/t104xrdb/t104xrdb.c
index 24b8dba..c87519c 100644
--- a/board/freescale/t104xrdb/t104xrdb.c
+++ b/board/freescale/t104xrdb/t104xrdb.c
@@ -108,6 +108,8 @@ void ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_DEEP_SLEEP
void board_mem_sleep_setup(void)
{
+ /* does not provide HW signals for power management */
+ CPLD_WRITE(misc_ctl_status, (CPLD_READ(misc_ctl_status) & ~0x40));
/* Disable MCKE isolation */
gpio_set_value(2, 0);
udelay(1);
--
1.8.5
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