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power: pmic: rk816: support rk816 pmic 

Change-Id: I609eef4efe25833d3d878a74931ca240365faa30
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
This commit is contained in:
Elaine Zhang 2017-09-08 09:56:47 +08:00 committed by Kever Yang
parent 4d786a237a
commit 5e1bceea9e
3 changed files with 182 additions and 40 deletions
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1
drivers/power/pmic/rk8xx.c
View File

@ -100,6 +100,7 @@ static struct dm_pmic_ops rk8xx_ops = {
static const struct udevice_id rk8xx_ids[] = {
{ .compatible = "rockchip,rk808" },
{ .compatible = "rockchip,rk816" },
{ .compatible = "rockchip,rk818" },
{ }
};

200
drivers/power/regulator/rk8xx.c
View File

@ -48,6 +48,21 @@ static const struct rk8xx_reg_info rk808_buck[] = {
{ 1800000, 100000, REG_BUCK4_ON_VSEL, RK808_BUCK4_VSEL_MASK, },
};
static const struct rk8xx_reg_info rk816_buck[] = {
/* buck 1 */
{ 712500, 12500, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
{ 1800000, 200000, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
{ 2300000, 0, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
/* buck 2 */
{ 712500, 12500, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
{ 1800000, 200000, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
{ 2300000, 0, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
/* buck 3 */
{ 712500, 12500, -1, RK818_BUCK_VSEL_MASK, },
/* buck 4 */
{ 800000, 100000, REG_BUCK4_ON_VSEL, RK818_BUCK4_VSEL_MASK, },
};
static const struct rk8xx_reg_info rk818_buck[] = {
{ 712500, 12500, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
{ 712500, 12500, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
@ -67,6 +82,15 @@ static const struct rk8xx_reg_info rk808_ldo[] = {
{ 1800000, 100000, REG_LDO8_ON_VSEL, RK808_LDO_VSEL_MASK, },
};
static const struct rk8xx_reg_info rk816_ldo[] = {
{ 800000, 100000, REG_LDO1_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 800000, 100000, REG_LDO2_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 800000, 100000, REG_LDO3_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 800000, 100000, REG_LDO4_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 800000, 100000, REG_LDO5_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 800000, 100000, REG_LDO6_ON_VSEL, RK818_LDO_VSEL_MASK, },
};
static const struct rk8xx_reg_info rk818_ldo[] = {
{ 1800000, 100000, REG_LDO1_ON_VSEL, RK818_LDO_VSEL_MASK, },
{ 1800000, 100000, REG_LDO2_ON_VSEL, RK818_LDO_VSEL_MASK, },
@ -88,10 +112,24 @@ static const uint rk818_chrg_shutdown_vsel_array[] = {
};
static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
int num)
int num, int uvolt)
{
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK816_ID:
switch (num) {
case 0:
case 1:
if (uvolt <= 1450000)
return &rk816_buck[num * 3 + 0];
else if (uvolt <= 2200000)
return &rk816_buck[num * 3 + 1];
else
return &rk816_buck[num * 3 + 2];
default:
return &rk816_buck[num + 4];
}
case RK818_ID:
return &rk818_buck[num];
default:
@ -101,7 +139,7 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
static int _buck_set_value(struct udevice *pmic, int buck, int uvolt)
{
const struct rk8xx_reg_info *info = get_buck_reg(pmic, buck - 1);
const struct rk8xx_reg_info *info = get_buck_reg(pmic, buck, uvolt);
int mask = info->vsel_mask;
int val;
@ -114,23 +152,76 @@ static int _buck_set_value(struct udevice *pmic, int buck, int uvolt)
return pmic_clrsetbits(pmic, info->vsel_reg, mask, val);
}
static int _buck_get_enable(struct udevice *pmic, int buck)
{
struct rk8xx_priv *priv = dev_get_priv(pmic);
uint mask = 0;
int ret = 0;
switch (priv->variant) {
case RK816_ID:
if (buck >= 4) {
mask = 1 << (buck - 4);
ret = pmic_reg_read(pmic, RK816_REG_DCDC_EN2);
} else {
mask = 1 << buck;
ret = pmic_reg_read(pmic, RK816_REG_DCDC_EN1);
}
break;
case RK808_ID:
case RK818_ID:
mask = 1 << buck;
ret = pmic_reg_read(pmic, REG_DCDC_EN);
if (ret < 0)
return ret;
break;
}
return ret & mask ? true : false;
}
static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)
{
uint mask;
uint mask, value, en_reg;
int ret;
struct rk8xx_priv *priv = dev_get_priv(pmic);
buck--;
switch (priv->variant) {
case RK816_ID:
if (buck >= 4) {
buck -= 4;
en_reg = RK816_REG_DCDC_EN2;
} else {
en_reg = RK816_REG_DCDC_EN1;
}
if (enable)
value = ((1 << buck) | (1 << (buck + 4)));
else
value = ((0 << buck) | (1 << (buck + 4)));
ret = pmic_reg_write(pmic, en_reg, value);
break;
case RK808_ID:
case RK818_ID:
mask = 1 << buck;
if (enable) {
ret = pmic_clrsetbits(pmic, REG_DCDC_ILMAX, 0, 3 << (buck * 2));
ret = pmic_clrsetbits(pmic, REG_DCDC_ILMAX,
0, 3 << (buck * 2));
if (ret)
return ret;
ret = pmic_clrsetbits(pmic, REG_DCDC_UV_ACT, 1 << buck, 0);
ret = pmic_clrsetbits(pmic, REG_DCDC_UV_ACT,
1 << buck, 0);
if (ret)
return ret;
}
ret = pmic_clrsetbits(pmic, REG_DCDC_EN, mask,
enable ? mask : 0);
break;
default:
ret = -EINVAL;
}
return pmic_clrsetbits(pmic, REG_DCDC_EN, mask, enable ? mask : 0);
return ret;
}
#ifdef ENABLE_DRIVER
@ -138,7 +229,10 @@ static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
int num)
{
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK816_ID:
return &rk816_ldo[num];
case RK818_ID:
return &rk818_ldo[num];
default:
@ -146,10 +240,70 @@ static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
}
}
static int _ldo_get_enable(struct udevice *pmic, int ldo)
{
struct rk8xx_priv *priv = dev_get_priv(pmic);
uint mask = 0;
int ret = 0;
switch (priv->variant) {
case RK816_ID:
if (ldo >= 4) {
mask = 1 << (ldo - 4);
ret = pmic_reg_read(pmic, RK816_REG_LDO_EN2);
} else {
mask = 1 << ldo;
ret = pmic_reg_read(pmic, RK816_REG_LDO_EN1);
}
break;
case RK808_ID:
case RK818_ID:
mask = 1 << ldo;
ret = pmic_reg_read(pmic, REG_LDO_EN);
if (ret < 0)
return ret;
break;
}
return ret & mask ? true : false;
}
static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable)
{
struct rk8xx_priv *priv = dev_get_priv(pmic);
uint mask, value, en_reg;
int ret = 0;
switch (priv->variant) {
case RK816_ID:
if (ldo >= 4) {
ldo -= 4;
en_reg = RK816_REG_LDO_EN2;
} else {
en_reg = RK816_REG_LDO_EN1;
}
if (enable)
value = ((1 << ldo) | (1 << (ldo + 4)));
else
value = ((0 << ldo) | (1 << (ldo + 4)));
ret = pmic_reg_write(pmic, en_reg, value);
break;
case RK808_ID:
case RK818_ID:
mask = 1 << ldo;
ret = pmic_clrsetbits(pmic, REG_LDO_EN, mask,
enable ? mask : 0);
break;
}
return ret;
}
static int buck_get_value(struct udevice *dev)
{
int buck = dev->driver_data - 1;
const struct rk8xx_reg_info *info = get_buck_reg(dev->parent, buck);
const struct rk8xx_reg_info *info = get_buck_reg(dev->parent, buck, 0);
int mask = info->vsel_mask;
int ret, val;
@ -165,14 +319,14 @@ static int buck_get_value(struct udevice *dev)
static int buck_set_value(struct udevice *dev, int uvolt)
{
int buck = dev->driver_data;
int buck = dev->driver_data - 1;
return _buck_set_value(dev->parent, buck, uvolt);
}
static int buck_set_enable(struct udevice *dev, bool enable)
{
int buck = dev->driver_data;
int buck = dev->driver_data - 1;
return _buck_set_enable(dev->parent, buck, enable);
}
@ -180,16 +334,8 @@ static int buck_set_enable(struct udevice *dev, bool enable)
static int buck_get_enable(struct udevice *dev)
{
int buck = dev->driver_data - 1;
int ret;
uint mask;
mask = 1 << buck;
ret = pmic_reg_read(dev->parent, REG_DCDC_EN);
if (ret < 0)
return ret;
return ret & mask ? true : false;
return _buck_get_enable(dev->parent, buck);
}
static int ldo_get_value(struct udevice *dev)
@ -228,27 +374,15 @@ static int ldo_set_value(struct udevice *dev, int uvolt)
static int ldo_set_enable(struct udevice *dev, bool enable)
{
int ldo = dev->driver_data - 1;
uint mask;
mask = 1 << ldo;
return pmic_clrsetbits(dev->parent, REG_LDO_EN, mask,
enable ? mask : 0);
return _ldo_set_enable(dev->parent, ldo, enable);
}
static int ldo_get_enable(struct udevice *dev)
{
int ldo = dev->driver_data - 1;
int ret;
uint mask;
mask = 1 << ldo;
ret = pmic_reg_read(dev->parent, REG_LDO_EN);
if (ret < 0)
return ret;
return ret & mask ? true : false;
return _ldo_get_enable(dev->parent, ldo);
}
static int switch_set_enable(struct udevice *dev, bool enable)

9
include/power/rk8xx_pmic.h
View File

@ -171,8 +171,15 @@ enum {
};
enum {
RK805_ID = 0x8050,
RK816_REG_DCDC_EN1 = 0x23,
RK816_REG_DCDC_EN2,
RK816_REG_LDO_EN1 = 0x27,
RK816_REG_LDO_EN2,
};
enum {
RK808_ID = 0x0000,
RK816_ID = 0x8160,
RK818_ID = 0x8180,
};