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mfd: rk808: add rk816 suspend/resume registers setting

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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>
This commit is contained in:
Joseph Chen
2017-11-21 10:25:36 +08:00
committed by Tao Huang
parent 3599b49698
commit 9ad17c3dbf
1 changed files with 16 additions and 0 deletions
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16
drivers/mfd/rk808.c
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@@ -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;