diff options
| author | Anson Huang <b20788@freescale.com> | 2014-06-23 16:42:43 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2015-04-14 14:00:54 -0500 |
| commit | 712cbba385fba458ebe30c8ec44d683dea89705d (patch) | |
| tree | 4b4bbf28661f7033b61e7a0625600f494c874ec8 /arch/arm/mach-imx/pm-imx6.c | |
| parent | 5a23b081adc89ee55d2ee03bc23ce004351af794 (diff) | |
ARM: imx: mem bit must be cleared before entering DSM mode
According to hardware design, mem bit must be clear before
entering DSM mode, as ARM core will be power gated in DSM mode.
Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Diffstat (limited to 'arch/arm/mach-imx/pm-imx6.c')
| -rw-r--r-- | arch/arm/mach-imx/pm-imx6.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c index e191bc572582..2c3347e7fe42 100644 --- a/arch/arm/mach-imx/pm-imx6.c +++ b/arch/arm/mach-imx/pm-imx6.c @@ -387,6 +387,7 @@ static int imx6q_pm_enter(suspend_state_t state) switch (state) { case PM_SUSPEND_MEM: imx6q_set_lpm(STOP_POWER_OFF); + imx6q_set_int_mem_clk_lpm(false); imx6q_enable_wb(true); /* * For suspend into ocram, asm code already take care of @@ -405,6 +406,7 @@ static int imx6q_pm_enter(suspend_state_t state) imx_gpc_post_resume(); imx6q_enable_rbc(false); imx6q_enable_wb(false); + imx6q_set_int_mem_clk_lpm(true); imx6q_set_lpm(WAIT_CLOCKED); break; default: |