diff options
| author | Joseph Chen <chenjh@rock-chips.com> | 2017-11-21 10:25:36 +0800 |
|---|---|---|
| committer | Tao Huang <huangtao@rock-chips.com> | 2017-11-22 09:21:15 +0800 |
| commit | 9ad17c3dbf6473f711003c8f07b7a321f7ebec27 (patch) | |
| tree | 7597f7cc5581253ef97ca8081ad3fb35f83d8023 /drivers/mfd/rk808.c | |
| parent | 3599b496986fe2c8ae23d6a152f3b2c3e6e260fa (diff) | |
mfd: rk808: add rk816 suspend/resume registers setting
set 3.4v interrupt signal assert when suspend, set 3.0v shutdown
signal assert when resume.
Change-Id: Ie91d8ce6a79e5ea50b654ea52c3ed8acf047f8fb
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Diffstat (limited to 'drivers/mfd/rk808.c')
| -rw-r--r-- | drivers/mfd/rk808.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c index 4ab58ce8f85b..2a2b1767986d 100644 --- a/drivers/mfd/rk808.c +++ b/drivers/mfd/rk808.c @@ -325,6 +325,18 @@ static const struct rk808_reg_data rk816_pre_init_reg[] = { { RK816_DCDC_EN_REG2, BOOST_EN_MASK, BOOST_DISABLE }, }; +static struct rk808_reg_data rk816_suspend_reg[] = { + /* set bat 3.4v low and act irq */ + { RK816_VB_MON_REG, VBAT_LOW_VOL_MASK | VBAT_LOW_ACT_MASK, + RK816_VBAT_LOW_3V4 | EN_VBAT_LOW_IRQ }, +}; + +static struct rk808_reg_data rk816_resume_reg[] = { + /* set bat 3.0v low and act shutdown*/ + { RK816_VB_MON_REG, VBAT_LOW_VOL_MASK | VBAT_LOW_ACT_MASK, + RK816_VBAT_LOW_3V0 | EN_VABT_LOW_SHUT_DOWN }, +}; + static const struct regmap_irq rk816_irqs[] = { /* INT_STS */ [RK816_IRQ_PWRON_FALL] = { @@ -776,6 +788,10 @@ static int rk808_probe(struct i2c_client *client, pm_shutdown_fn = rk816_shutdown; on_source = RK816_ON_SOURCE_REG; off_source = RK816_OFF_SOURCE_REG; + suspend_reg = rk816_suspend_reg; + suspend_reg_num = ARRAY_SIZE(rk816_suspend_reg); + resume_reg = rk816_resume_reg; + resume_reg_num = ARRAY_SIZE(rk816_resume_reg); break; case RK808_ID: cell = rk808s; |