7  * zyw <zyw@rock-chips.com>
9  * SPDX-License-Identifier:	GPL-2.0+
24 #define NA			-1
44 #define RK817_BUCK_ON_VSEL(n)		(0xbb + 3 * (n - 1))
45 #define RK817_BUCK_SLP_VSEL(n)		(0xbc + 3 * (n - 1))
50 #define RK817_LDO_ON_VSEL(n)		(0xcc + 2 * (n - 1))
51 #define RK817_LDO_SLP_VSEL(n)		(0xcd + 2 * (n - 1))
54 /* RK817 ENABLE */
95 static const struct rk8xx_reg_info rk808_buck[] = {
102 static const struct rk8xx_reg_info rk816_buck[] = {
117 static const struct rk8xx_reg_info rk809_buck5[] = {
125 static const struct rk8xx_reg_info rk817_buck[] = {
144 static const struct rk8xx_reg_info rk818_buck[] = {
152 static const struct rk8xx_reg_info rk808_ldo[] = {
163 static const struct rk8xx_reg_info rk816_ldo[] = {
172 static const struct rk8xx_reg_info rk817_ldo[] = {
202 static const struct rk8xx_reg_info rk818_ldo[] = {
214 static const u16 rk818_chrg_cur_input_array[] = {
218 static const uint rk818_chrg_shutdown_vsel_array[] = {
222 static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,  in get_buck_reg()
227 	switch (priv->variant) {  in get_buck_reg()
278 static int _buck_set_value(struct udevice *pmic, int buck, int uvolt)  in _buck_set_value()
282 	int mask = info->vsel_mask;  in _buck_set_value()
285 	if (info->vsel_reg == NA)  in _buck_set_value()
286 		return -ENOSYS;  in _buck_set_value()
288 	if (info->step_uv == 0)	/* Fixed voltage */  in _buck_set_value()
289 		val = info->min_sel;  in _buck_set_value()
291 		val = ((uvolt - info->min_uv) / info->step_uv) + info->min_sel;  in _buck_set_value()
294 	      __func__, uvolt, buck+1, info->vsel_reg, mask, val);  in _buck_set_value()
296 	if (priv->variant == RK816_ID) {  in _buck_set_value()
297 		pmic_clrsetbits(pmic, info->vsel_reg, mask, val);  in _buck_set_value()
300 		return pmic_clrsetbits(pmic, info->vsel_reg, mask, val);  in _buck_set_value()
304 static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)  in _buck_set_enable()  argument
310 	switch (priv->variant) {  in _buck_set_enable()
314 			buck -= 4;  in _buck_set_enable()
319 		if (enable)  in _buck_set_enable()
329 		if (enable) {  in _buck_set_enable()
336 				      enable ? mask : 0);  in _buck_set_enable()
341 			if (enable)  in _buck_set_enable()
348 			if (enable)  in _buck_set_enable()
356 		ret = -EINVAL;  in _buck_set_enable()
363 static int _buck_set_suspend_value(struct udevice *pmic, int buck, int uvolt)  in _buck_set_suspend_value()
366 	int mask = info->vsel_mask;  in _buck_set_suspend_value()
369 	if (info->vsel_sleep_reg == NA)  in _buck_set_suspend_value()
370 		return -ENOSYS;  in _buck_set_suspend_value()
372 	if (info->step_uv == 0)  in _buck_set_suspend_value()
373 		val = info->min_sel;  in _buck_set_suspend_value()
375 		val = ((uvolt - info->min_uv) / info->step_uv) + info->min_sel;  in _buck_set_suspend_value()
378 	      __func__, uvolt, buck+1, info->vsel_sleep_reg, mask, val);  in _buck_set_suspend_value()
380 	return pmic_clrsetbits(pmic, info->vsel_sleep_reg, mask, val);  in _buck_set_suspend_value()
383 static int _buck_get_enable(struct udevice *pmic, int buck)  in _buck_get_enable()
389 	switch (priv->variant) {  in _buck_get_enable()
393 			mask = 1 << (buck - 4);  in _buck_get_enable()
426 static int _buck_set_ramp_delay(struct udevice *pmic, int buck, u32 ramp_delay)  in _buck_set_ramp_delay()
432 	if (info->config_reg == NA)  in _buck_set_ramp_delay()
433 		return -ENOSYS;  in _buck_set_ramp_delay()
435 	switch (priv->variant) {  in _buck_set_ramp_delay()
503 		return -EINVAL;  in _buck_set_ramp_delay()
506 	return pmic_clrsetbits(pmic, info->config_reg, ramp_mask, ramp_value);  in _buck_set_ramp_delay()
509 static int _buck_set_suspend_enable(struct udevice *pmic, int buck, bool enable)  in _buck_set_suspend_enable()  argument
515 	switch (priv->variant) {  in _buck_set_suspend_enable()
520 				      enable ? mask : 0);  in _buck_set_suspend_enable()
526 				      enable ? 0 : mask);  in _buck_set_suspend_enable()
535 				      enable ? mask : 0);  in _buck_set_suspend_enable()
538 		ret = -EINVAL;  in _buck_set_suspend_enable()
544 static int _buck_get_suspend_enable(struct udevice *pmic, int buck)  in _buck_get_suspend_enable()
550 	switch (priv->variant) {  in _buck_get_suspend_enable()
580 		ret = -EINVAL;  in _buck_get_suspend_enable()
586 static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,  in get_ldo_reg()
591 	switch (priv->variant) {  in get_ldo_reg()
608 static int _ldo_get_enable(struct udevice *pmic, int ldo)  in _ldo_get_enable()
614 	switch (priv->variant) {  in _ldo_get_enable()
618 			mask = 1 << (ldo - 4);  in _ldo_get_enable()
638 			mask = 1 << (ldo - 4);  in _ldo_get_enable()
655 static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable)  in _ldo_set_enable()  argument
661 	switch (priv->variant) {  in _ldo_set_enable()
665 			ldo -= 4;  in _ldo_set_enable()
670 		if (enable)  in _ldo_set_enable()
681 				       enable ? mask : 0);  in _ldo_set_enable()
688 			ldo -= 4;  in _ldo_set_enable()
694 			return -EINVAL;  in _ldo_set_enable()
696 		if (enable)  in _ldo_set_enable()
707 static int _ldo_set_suspend_enable(struct udevice *pmic, int ldo, bool enable)  in _ldo_set_suspend_enable()  argument
713 	switch (priv->variant) {  in _ldo_set_suspend_enable()
718 				      enable ? mask : 0);  in _ldo_set_suspend_enable()
724 				      enable ? 0 : mask);  in _ldo_set_suspend_enable()
731 					      enable ? mask : 0);  in _ldo_set_suspend_enable()
735 					      enable ? mask : 0);  in _ldo_set_suspend_enable()
743 static int _ldo_get_suspend_enable(struct udevice *pmic, int ldo)  in _ldo_get_suspend_enable()
749 	switch (priv->variant) {  in _ldo_get_suspend_enable()
787 static int buck_get_value(struct udevice *dev)  in buck_get_value()
789 	int buck = dev->driver_data - 1;  in buck_get_value()
790 	const struct rk8xx_reg_info *info = get_buck_reg(dev->parent, buck, 0);  in buck_get_value()
791 	int mask = info->vsel_mask;  in buck_get_value()
794 	if (info->vsel_reg == NA)  in buck_get_value()
795 		return -ENOSYS;  in buck_get_value()
797 	ret = pmic_reg_read(dev->parent, info->vsel_reg);  in buck_get_value()
802 	if (val >= info->min_sel && val <= info->max_sel)  in buck_get_value()
806 	for (i = 1; i < info->range_num; i++) {  in buck_get_value()
808 		if (val <= info->max_sel && val >= info->min_sel)  in buck_get_value()
813 	return info->min_uv + (val - info->min_sel) * info->step_uv;  in buck_get_value()
816 static int buck_set_value(struct udevice *dev, int uvolt)  in buck_set_value()
818 	int buck = dev->driver_data - 1;  in buck_set_value()
820 	return _buck_set_value(dev->parent, buck, uvolt);  in buck_set_value()
823 static int buck_get_suspend_value(struct udevice *dev)  in buck_get_suspend_value()
825 	int buck = dev->driver_data - 1;  in buck_get_suspend_value()
826 	const struct rk8xx_reg_info *info = get_buck_reg(dev->parent, buck, 0);  in buck_get_suspend_value()
827 	int mask = info->vsel_mask;  in buck_get_suspend_value()
830 	if (info->vsel_sleep_reg == NA)  in buck_get_suspend_value()
831 		return -ENOSYS;  in buck_get_suspend_value()
833 	ret = pmic_reg_read(dev->parent, info->vsel_sleep_reg);  in buck_get_suspend_value()
838 	if (val <= info->max_sel && val >= info->min_sel)  in buck_get_suspend_value()
842 	for (i = 1; i < info->range_num; i++) {  in buck_get_suspend_value()
844 		if (val <= info->max_sel && val >= info->min_sel)  in buck_get_suspend_value()
849 	return info->min_uv + (val - info->min_sel) * info->step_uv;  in buck_get_suspend_value()
852 static int buck_set_suspend_value(struct udevice *dev, int uvolt)  in buck_set_suspend_value()
854 	int buck = dev->driver_data - 1;  in buck_set_suspend_value()
856 	return _buck_set_suspend_value(dev->parent, buck, uvolt);  in buck_set_suspend_value()
859 static int buck_set_enable(struct udevice *dev, bool enable)  in buck_set_enable()  argument
861 	int buck = dev->driver_data - 1;  in buck_set_enable()
863 	return _buck_set_enable(dev->parent, buck, enable);  in buck_set_enable()
866 static int buck_set_suspend_enable(struct udevice *dev, bool enable)  in buck_set_suspend_enable()  argument
868 	int buck = dev->driver_data - 1;  in buck_set_suspend_enable()
870 	return _buck_set_suspend_enable(dev->parent, buck, enable);  in buck_set_suspend_enable()
873 static int buck_get_suspend_enable(struct udevice *dev)  in buck_get_suspend_enable()
875 	int buck = dev->driver_data - 1;  in buck_get_suspend_enable()
877 	return _buck_get_suspend_enable(dev->parent, buck);  in buck_get_suspend_enable()
880 static int buck_set_ramp_delay(struct udevice *dev, u32 ramp_delay)  in buck_set_ramp_delay()
882 	int buck = dev->driver_data - 1;  in buck_set_ramp_delay()
884 	return _buck_set_ramp_delay(dev->parent, buck, ramp_delay);  in buck_set_ramp_delay()
887 static int buck_get_enable(struct udevice *dev)  in buck_get_enable()
889 	int buck = dev->driver_data - 1;  in buck_get_enable()
891 	return _buck_get_enable(dev->parent, buck);  in buck_get_enable()
894 static int ldo_get_value(struct udevice *dev)  in ldo_get_value()
896 	int ldo = dev->driver_data - 1;  in ldo_get_value()
897 	const struct rk8xx_reg_info *info = get_ldo_reg(dev->parent, ldo, 0);  in ldo_get_value()
898 	int mask = info->vsel_mask;  in ldo_get_value()
901 	if (info->vsel_reg == NA)  in ldo_get_value()
902 		return -ENOSYS;  in ldo_get_value()
903 	ret = pmic_reg_read(dev->parent, info->vsel_reg);  in ldo_get_value()
908 	return info->min_uv + val * info->step_uv;  in ldo_get_value()
911 static int ldo_set_value(struct udevice *dev, int uvolt)  in ldo_set_value()
913 	int ldo = dev->driver_data - 1;  in ldo_set_value()
914 	const struct rk8xx_reg_info *info = get_ldo_reg(dev->parent, ldo, uvolt);  in ldo_set_value()
915 	int mask = info->vsel_mask;  in ldo_set_value()
918 	if (info->vsel_reg == NA)  in ldo_set_value()
919 		return -ENOSYS;  in ldo_set_value()
921 	if (info->step_uv == 0)  in ldo_set_value()
922 		val = info->min_sel;  in ldo_set_value()
924 		val = ((uvolt - info->min_uv) / info->step_uv) + info->min_sel;  in ldo_set_value()
927 	      __func__, uvolt, ldo+1, info->vsel_reg, mask, val);  in ldo_set_value()
929 	return pmic_clrsetbits(dev->parent, info->vsel_reg, mask, val);  in ldo_set_value()
932 static int ldo_set_suspend_value(struct udevice *dev, int uvolt)  in ldo_set_suspend_value()
934 	int ldo = dev->driver_data - 1;  in ldo_set_suspend_value()
935 	const struct rk8xx_reg_info *info = get_ldo_reg(dev->parent, ldo, uvolt);  in ldo_set_suspend_value()
936 	int mask = info->vsel_mask;  in ldo_set_suspend_value()
939 	if (info->vsel_sleep_reg == NA)  in ldo_set_suspend_value()
940 		return -ENOSYS;  in ldo_set_suspend_value()
942 	if (info->step_uv == 0)  in ldo_set_suspend_value()
943 		val = info->min_sel;  in ldo_set_suspend_value()
945 		val = ((uvolt - info->min_uv) / info->step_uv) + info->min_sel;  in ldo_set_suspend_value()
948 	      __func__, uvolt, ldo+1, info->vsel_sleep_reg, mask, val);  in ldo_set_suspend_value()
950 	return pmic_clrsetbits(dev->parent, info->vsel_sleep_reg, mask, val);  in ldo_set_suspend_value()
953 static int ldo_get_suspend_value(struct udevice *dev)  in ldo_get_suspend_value()
955 	int ldo = dev->driver_data - 1;  in ldo_get_suspend_value()
956 	const struct rk8xx_reg_info *info = get_ldo_reg(dev->parent, ldo, 0);  in ldo_get_suspend_value()
957 	int mask = info->vsel_mask;  in ldo_get_suspend_value()
960 	if (info->vsel_sleep_reg == NA)  in ldo_get_suspend_value()
961 		return -ENOSYS;  in ldo_get_suspend_value()
963 	ret = pmic_reg_read(dev->parent, info->vsel_sleep_reg);  in ldo_get_suspend_value()
969 	return info->min_uv + val * info->step_uv;  in ldo_get_suspend_value()
972 static int ldo_set_enable(struct udevice *dev, bool enable)  in ldo_set_enable()  argument
974 	int ldo = dev->driver_data - 1;  in ldo_set_enable()
976 	return _ldo_set_enable(dev->parent, ldo, enable);  in ldo_set_enable()
979 static int ldo_set_suspend_enable(struct udevice *dev, bool enable)  in ldo_set_suspend_enable()  argument
981 	int ldo = dev->driver_data - 1;  in ldo_set_suspend_enable()
983 	return _ldo_set_suspend_enable(dev->parent, ldo, enable);  in ldo_set_suspend_enable()
986 static int ldo_get_suspend_enable(struct udevice *dev)  in ldo_get_suspend_enable()
988 	int ldo = dev->driver_data - 1;  in ldo_get_suspend_enable()
990 	return _ldo_get_suspend_enable(dev->parent, ldo);  in ldo_get_suspend_enable()
993 static int ldo_get_enable(struct udevice *dev)  in ldo_get_enable()
995 	int ldo = dev->driver_data - 1;  in ldo_get_enable()
997 	return _ldo_get_enable(dev->parent, ldo);  in ldo_get_enable()
1000 static int switch_set_enable(struct udevice *dev, bool enable)  in switch_set_enable()  argument
1002 	struct rk8xx_priv *priv = dev_get_priv(dev->parent);  in switch_set_enable()
1003 	int ret = 0, sw = dev->driver_data - 1;  in switch_set_enable()
1006 	switch (priv->variant) {  in switch_set_enable()
1009 		ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask,  in switch_set_enable()
1010 				      enable ? mask : 0);  in switch_set_enable()
1014 		ret = pmic_clrsetbits(dev->parent, RK817_POWER_EN(3), mask,  in switch_set_enable()
1015 				      enable ? mask : (1 << (sw + 6)));  in switch_set_enable()
1019 		ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask,  in switch_set_enable()
1020 				      enable ? mask : 0);  in switch_set_enable()
1024 	debug("%s: switch%d, enable=%d, mask=0x%x\n",  in switch_set_enable()
1025 	      __func__, sw + 1, enable, mask);  in switch_set_enable()
1030 static int switch_get_enable(struct udevice *dev)  in switch_get_enable()
1032 	struct rk8xx_priv *priv = dev_get_priv(dev->parent);  in switch_get_enable()
1033 	int ret = 0, sw = dev->driver_data - 1;  in switch_get_enable()
1036 	switch (priv->variant) {  in switch_get_enable()
1039 		ret = pmic_reg_read(dev->parent, REG_DCDC_EN);  in switch_get_enable()
1043 		ret = pmic_reg_read(dev->parent, RK817_POWER_EN(3));  in switch_get_enable()
1047 		ret = pmic_reg_read(dev->parent, REG_DCDC_EN);  in switch_get_enable()
1057 static int switch_set_suspend_value(struct udevice *dev, int uvolt)  in switch_set_suspend_value()
1062 static int switch_get_suspend_value(struct udevice *dev)  in switch_get_suspend_value()
1067 static int switch_set_suspend_enable(struct udevice *dev, bool enable)  in switch_set_suspend_enable()  argument
1069 	struct rk8xx_priv *priv = dev_get_priv(dev->parent);  in switch_set_suspend_enable()
1070 	int ret = 0, sw = dev->driver_data - 1;  in switch_set_suspend_enable()
1073 	switch (priv->variant) {  in switch_set_suspend_enable()
1076 		ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask,  in switch_set_suspend_enable()
1077 				      enable ? 0 : mask);  in switch_set_suspend_enable()
1081 		ret = pmic_clrsetbits(dev->parent, RK817_POWER_SLP_EN(0), mask,  in switch_set_suspend_enable()
1082 				      enable ? mask : 0);  in switch_set_suspend_enable()
1086 		ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask,  in switch_set_suspend_enable()
1087 				      enable ? 0 : mask);  in switch_set_suspend_enable()
1091 	debug("%s: switch%d, enable=%d, mask=0x%x\n",  in switch_set_suspend_enable()
1092 	      __func__, sw + 1, enable, mask);  in switch_set_suspend_enable()
1097 static int switch_get_suspend_enable(struct udevice *dev)  in switch_get_suspend_enable()
1099 	struct rk8xx_priv *priv = dev_get_priv(dev->parent);  in switch_get_suspend_enable()
1100 	int val, ret = 0, sw = dev->driver_data - 1;  in switch_get_suspend_enable()
1103 	switch (priv->variant) {  in switch_get_suspend_enable()
1106 		val = pmic_reg_read(dev->parent, REG_SLEEP_SET_OFF1);  in switch_get_suspend_enable()
1113 		val = pmic_reg_read(dev->parent, RK817_POWER_SLP_EN(0));  in switch_get_suspend_enable()
1120 		val = pmic_reg_read(dev->parent, REG_SLEEP_SET_OFF1);  in switch_get_suspend_enable()
1132  * but if dts set regulator-min-microvolt/regulator-max-microvolt,
1133  * will cause regulator set value fail and not to enable this switch.
1136 static int switch_get_value(struct udevice *dev)  in switch_get_value()
1138 	const char *supply_name[] = { "vcc9-supply", "vcc8-supply", };  in switch_get_value()
1139 	struct rk8xx_priv *priv = dev_get_priv(dev->parent);  in switch_get_value()
1141 	int id = dev->driver_data - 1;  in switch_get_value()
1147 	if ((priv->variant == RK809_ID) || (priv->variant == RK817_ID)) {  in switch_get_value()
1158 static int switch_set_value(struct udevice *dev, int uvolt)  in switch_set_value()
1163 static int rk8xx_buck_probe(struct udevice *dev)  in rk8xx_buck_probe()
1169 	uc_pdata->type = REGULATOR_TYPE_BUCK;  in rk8xx_buck_probe()
1170 	uc_pdata->mode_count = 0;  in rk8xx_buck_probe()
1175 static int rk8xx_ldo_probe(struct udevice *dev)  in rk8xx_ldo_probe()
1181 	uc_pdata->type = REGULATOR_TYPE_LDO;  in rk8xx_ldo_probe()
1182 	uc_pdata->mode_count = 0;  in rk8xx_ldo_probe()
1187 static int rk8xx_switch_probe(struct udevice *dev)  in rk8xx_switch_probe()
1193 	uc_pdata->type = REGULATOR_TYPE_FIXED;  in rk8xx_switch_probe()
1194 	uc_pdata->mode_count = 0;  in rk8xx_switch_probe()
1199 static const struct dm_regulator_ops rk8xx_buck_ops = {
1211 static const struct dm_regulator_ops rk8xx_ldo_ops = {
1222 static const struct dm_regulator_ops rk8xx_switch_ops = {