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power: pmic: rk805: support rk805 pmic

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The RK805 are a Power Management IC (PMIC) for multimedia
and handheld devices. They contains the following components:
    - Regulators(4*BUCKs, 3*LDOs)
    - RTC
    - Clocking

Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Elaine Zhang 2019-09-26 15:43:55 +08:00 committed by Kever Yang
parent addd062bea
commit b62280745e
3 changed files with 19 additions and 0 deletions
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1
drivers/power/pmic/rk8xx.c
View file

@ -94,6 +94,7 @@ static struct dm_pmic_ops rk8xx_ops = {
};
static const struct udevice_id rk8xx_ids[] = {
{ .compatible = "rockchip,rk805" },
{ .compatible = "rockchip,rk808" },
{ .compatible = "rockchip,rk816" },
{ .compatible = "rockchip,rk818" },

17
drivers/power/regulator/rk8xx.c
View file

@ -38,7 +38,14 @@
/*
* Ramp delay
*/
#define RK805_RAMP_RATE_OFFSET 3
#define RK805_RAMP_RATE_MASK (3 << RK805_RAMP_RATE_OFFSET)
#define RK805_RAMP_RATE_3MV_PER_US (0 << RK805_RAMP_RATE_OFFSET)
#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)
#define RK808_RAMP_RATE_4MV_PER_US (1 << RK808_RAMP_RATE_OFFSET)
@ -131,6 +138,7 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
switch (num) {
case 0:
@ -185,6 +193,7 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
if (buck >= 4) {
buck -= 4;
@ -246,6 +255,7 @@ static int _buck_get_enable(struct udevice *pmic, int buck)
int ret = 0;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
if (buck >= 4) {
mask = 1 << (buck - 4);
@ -277,6 +287,7 @@ static int _buck_set_suspend_enable(struct udevice *pmic, int buck, bool enable)
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
mask = 1 << buck;
ret = pmic_clrsetbits(pmic, RK816_REG_DCDC_SLP_EN, mask,
@ -302,6 +313,7 @@ static int _buck_get_suspend_enable(struct udevice *pmic, int buck)
uint mask;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
mask = 1 << buck;
val = pmic_reg_read(pmic, RK816_REG_DCDC_SLP_EN);
@ -330,6 +342,7 @@ static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
struct rk8xx_priv *priv = dev_get_priv(pmic);
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
return &rk816_ldo[num];
case RK818_ID:
@ -346,6 +359,7 @@ static int _ldo_get_enable(struct udevice *pmic, int ldo)
int ret = 0;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
if (ldo >= 4) {
mask = 1 << (ldo - 4);
@ -377,6 +391,7 @@ static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable)
int ret = 0;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
if (ldo >= 4) {
ldo -= 4;
@ -409,6 +424,7 @@ static int _ldo_set_suspend_enable(struct udevice *pmic, int ldo, bool enable)
int ret = 0;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
mask = 1 << ldo;
ret = pmic_clrsetbits(pmic, RK816_REG_LDO_SLP_EN, mask,
@ -432,6 +448,7 @@ static int _ldo_get_suspend_enable(struct udevice *pmic, int ldo)
uint mask;
switch (priv->variant) {
case RK805_ID:
case RK816_ID:
mask = 1 << ldo;
val = pmic_reg_read(pmic, RK816_REG_LDO_SLP_EN);

1
include/power/rk8xx_pmic.h
View file

@ -179,6 +179,7 @@ enum {
};
enum {
RK805_ID = 0x8050,
RK808_ID = 0x0000,
RK816_ID = 0x8160,
RK818_ID = 0x8180,