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power: pmic: rk809: support rk809 pmic 

The RK809 is a Power Management IC (PMIC) for multimedia
and handheld devices. They contains the following components:
    - Regulators(5*BUCKs, 9*LDOs, 2*SWITCHes)
    - RTC
    - Clocking

Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Joseph Chen 2019-09-26 15:45:07 +08:00 committed by Kever Yang
parent b4a35574b3
commit ee30068fa5
3 changed files with 74 additions and 1 deletions
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5
drivers/power/pmic/rk8xx.c
View File

@ -92,7 +92,8 @@ static int rk8xx_probe(struct udevice *dev)
u8 value;
/* read Chip variant */
if (device_is_compatible(dev, "rockchip,rk817")) {
if (device_is_compatible(dev, "rockchip,rk817") ||
device_is_compatible(dev, "rockchip,rk809")) {
id_msb = RK817_ID_MSB;
id_lsb = RK817_ID_LSB;
} else {
@ -119,6 +120,7 @@ static int rk8xx_probe(struct udevice *dev)
on_source = RK8XX_ON_SOURCE;
off_source = RK8XX_OFF_SOURCE;
break;
case RK809_ID:
case RK817_ID:
on_source = RK817_ON_SOURCE;
off_source = RK817_OFF_SOURCE;
@ -173,6 +175,7 @@ static struct dm_pmic_ops rk8xx_ops = {
static const struct udevice_id rk8xx_ids[] = {
{ .compatible = "rockchip,rk805" },
{ .compatible = "rockchip,rk808" },
{ .compatible = "rockchip,rk809" },
{ .compatible = "rockchip,rk816" },
{ .compatible = "rockchip,rk817" },
{ .compatible = "rockchip,rk818" },

69
drivers/power/regulator/rk8xx.c
View File

@ -27,6 +27,10 @@
#define RK808_BUCK4_VSEL_MASK 0xf
#define RK808_LDO_VSEL_MASK 0x1f
/* RK809 BUCK5 */
#define RK809_BUCK5_CONFIG(n) (0xde + (n) * 1)
#define RK809_BUCK5_VSEL_MASK 0x07
/* RK817 BUCK */
#define RK817_BUCK_ON_VSEL(n) (0xbb + 3 * ((n) - 1))
#define RK817_BUCK_SLP_VSEL(n) (0xbc + 3 * ((n) - 1))
@ -59,6 +63,7 @@
#define RK805_RAMP_RATE_6MV_PER_US (1 << RK805_RAMP_RATE_OFFSET)
#define RK805_RAMP_RATE_12_5MV_PER_US (2 << RK805_RAMP_RATE_OFFSET)
#define RK805_RAMP_RATE_25MV_PER_US (3 << RK805_RAMP_RATE_OFFSET)
#define RK808_RAMP_RATE_OFFSET 3
#define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET)
#define RK808_RAMP_RATE_2MV_PER_US (0 << RK808_RAMP_RATE_OFFSET)
@ -105,6 +110,14 @@ static const struct rk8xx_reg_info rk816_buck[] = {
{ 800000, 100000, REG_BUCK4_ON_VSEL, REG_BUCK4_SLP_VSEL, REG_BUCK4_CONFIG, RK818_BUCK4_VSEL_MASK, },
};
static const struct rk8xx_reg_info rk809_buck5[] = {
/* buck 5 */
{ 1500000, 0, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x00, },
{ 1800000, 200000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x01, },
{ 2800000, 200000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x04, },
{ 3300000, 300000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x06, },
};
static const struct rk8xx_reg_info rk817_buck[] = {
/* buck 1 */
{ 500000, 12500, RK817_BUCK_ON_VSEL(1), RK817_BUCK_SLP_VSEL(1), RK817_BUCK_CONFIG(1), RK817_BUCK_VSEL_MASK, 0x00, },
@ -223,6 +236,7 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
return &rk816_buck[num + 4];
}
case RK809_ID:
case RK817_ID:
switch (num) {
case 0 ... 2:
@ -239,6 +253,16 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
return &rk817_buck[num * 3 + 1];
else
return &rk817_buck[num * 3 + 2];
/* BUCK5 for RK809 */
default:
if (uvolt < 1800000)
return &rk809_buck5[0];
else if (uvolt < 2800000)
return &rk809_buck5[1];
else if (uvolt < 3300000)
return &rk809_buck5[2];
else
return &rk809_buck5[3];
}
case RK818_ID:
return &rk818_buck[num];
@ -308,6 +332,7 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)
ret = pmic_clrsetbits(pmic, REG_DCDC_EN, mask,
enable ? mask : 0);
break;
case RK809_ID:
case RK817_ID:
if (buck < 4) {
if (enable)
@ -315,6 +340,13 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)
else
value = ((0 << buck) | (1 << (buck + 4)));
ret = pmic_reg_write(pmic, RK817_POWER_EN(0), value);
/* BUCK5 for RK809 */
} else {
if (enable)
value = ((1 << 1) | (1 << 5));
else
value = ((0 << 1) | (1 << 5));
ret = pmic_reg_write(pmic, RK817_POWER_EN(3), value);
}
break;
default:
@ -369,10 +401,15 @@ static int _buck_get_enable(struct udevice *pmic, int buck)
if (ret < 0)
return ret;
break;
case RK809_ID:
case RK817_ID:
if (buck < 4) {
mask = 1 << buck;
ret = pmic_reg_read(pmic, RK817_POWER_EN(0));
/* BUCK5 for RK809 */
} else {
mask = 1 << 1;
ret = pmic_reg_read(pmic, RK817_POWER_EN(3));
}
break;
}
@ -402,9 +439,12 @@ static int _buck_set_suspend_enable(struct udevice *pmic, int buck, bool enable)
ret = pmic_clrsetbits(pmic, REG_SLEEP_SET_OFF1, mask,
enable ? 0 : mask);
break;
case RK809_ID:
case RK817_ID:
if (buck < 4)
mask = 1 << buck;
else
mask = 1 << 5; /* BUCK5 for RK809 */
ret = pmic_clrsetbits(pmic, RK817_POWER_SLP_EN(0), mask,
enable ? mask : 0);
break;
@ -438,9 +478,12 @@ static int _buck_get_suspend_enable(struct udevice *pmic, int buck)
return val;
ret = val & mask ? 0 : 1;
break;
case RK809_ID:
case RK817_ID:
if (buck < 4)
mask = 1 << buck;
else
mask = 1 << 5; /* BUCK5 for RK809 */
val = pmic_reg_read(pmic, RK817_POWER_SLP_EN(0));
if (val < 0)
@ -463,6 +506,7 @@ static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
case RK805_ID:
case RK816_ID:
return &rk816_ldo[num];
case RK809_ID:
case RK817_ID:
if (uvolt < 3400000)
return &rk817_ldo[num * 2 + 0];
@ -499,6 +543,7 @@ static int _ldo_get_enable(struct udevice *pmic, int ldo)
if (ret < 0)
return ret;
break;
case RK809_ID:
case RK817_ID:
if (ldo < 4) {
mask = 1 << ldo;
@ -549,6 +594,7 @@ static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable)
ret = pmic_clrsetbits(pmic, REG_LDO_EN, mask,
enable ? mask : 0);
break;
case RK809_ID:
case RK817_ID:
if (ldo < 4) {
en_reg = RK817_POWER_EN(1);
@ -591,6 +637,7 @@ static int _ldo_set_suspend_enable(struct udevice *pmic, int ldo, bool enable)
ret = pmic_clrsetbits(pmic, REG_SLEEP_SET_OFF2, mask,
enable ? 0 : mask);
break;
case RK809_ID:
case RK817_ID:
if (ldo == 8) {
mask = 1 << 4; /* LDO9 */
@ -630,6 +677,7 @@ static int _ldo_get_suspend_enable(struct udevice *pmic, int ldo)
return val;
ret = val & mask ? 0 : 1;
break;
case RK809_ID:
case RK817_ID:
if (ldo == 8) {
mask = 1 << 4; /* LDO9 */
@ -849,6 +897,11 @@ static int switch_set_enable(struct udevice *dev, bool enable)
ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask,
enable ? mask : 0);
break;
case RK809_ID:
mask = (1 << (sw + 2)) | (1 << (sw + 6));
ret = pmic_clrsetbits(dev->parent, RK817_POWER_EN(3), mask,
enable ? mask : 0);
break;
case RK818_ID:
mask = 1 << 6;
ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask,
@ -873,6 +926,10 @@ static int switch_get_enable(struct udevice *dev)
mask = 1 << (sw + 5);
ret = pmic_reg_read(dev->parent, REG_DCDC_EN);
break;
case RK809_ID:
mask = 1 << (sw + 2);
ret = pmic_reg_read(dev->parent, RK817_POWER_EN(3));
break;
case RK818_ID:
mask = 1 << 6;
ret = pmic_reg_read(dev->parent, REG_DCDC_EN);
@ -907,6 +964,11 @@ static int switch_set_suspend_enable(struct udevice *dev, bool enable)
ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask,
enable ? 0 : mask);
break;
case RK809_ID:
mask = 1 << (sw + 6);
ret = pmic_clrsetbits(dev->parent, RK817_POWER_SLP_EN(0), mask,
enable ? mask : 0);
break;
case RK818_ID:
mask = 1 << 6;
ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask,
@ -934,6 +996,13 @@ static int switch_get_suspend_enable(struct udevice *dev)
return val;
ret = val & mask ? 0 : 1;
break;
case RK809_ID:
mask = 1 << (sw + 6);
val = pmic_reg_read(dev->parent, RK817_POWER_SLP_EN(0));
if (val < 0)
return val;
ret = val & mask ? 1 : 0;
break;
case RK818_ID:
mask = 1 << 6;
val = pmic_reg_read(dev->parent, REG_SLEEP_SET_OFF1);

1
include/power/rk8xx_pmic.h
View File

@ -185,6 +185,7 @@ enum {
enum {
RK805_ID = 0x8050,
RK808_ID = 0x0000,
RK809_ID = 0x8090,
RK816_ID = 0x8160,
RK817_ID = 0x8170,
RK818_ID = 0x8180,