diff options
| author | Anson Huang <b20788@freescale.com> | 2014-08-19 11:11:53 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2015-04-14 14:01:07 -0500 |
| commit | 16e5f337d054380a137340585ff5dbd30fe99a38 (patch) | |
| tree | 445b6b4295c8ebac895f8db96e82d686354ad5d3 /arch/arm/mach-imx/gpc.c | |
| parent | 6f3589a81bee85e8a7fc35285fe502a550320fb9 (diff) | |
ENGR00327584-2 ARM: imx: add ocram save/restore for i.mx6sx
On i.MX6SX, when mega/fast mix power is off during DSM,
OCRAM data will be lost, so we need to do save/resotre
during DSM enter/exit.
Signed-off-by: Anson Huang <b20788@freescale.com>
Diffstat (limited to 'arch/arm/mach-imx/gpc.c')
| -rw-r--r-- | arch/arm/mach-imx/gpc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index 1936aa52348a..451dfb6638e3 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -52,6 +52,11 @@ static u32 gpc_wake_irqs[IMR_NUM]; static u32 gpc_saved_imrs[IMR_NUM]; static u32 bypass; +unsigned int imx_gpc_is_mf_mix_off(void) +{ + return readl_relaxed(gpc_base + GPC_PGC_MF_PDN); +} + static void imx_gpc_mf_mix_off(void) { int i; |