22 #define COMPAT_ROCKCHIP_CW201X "cw201x"
64 static u8 cw201x_read(struct cw201x_info *cw201x, u8 reg)  in cw201x_read()  argument
69 	ret = dm_i2c_read(cw201x->dev, reg, &val, 1);  in cw201x_read()
72 		      cw201x->dev, reg);  in cw201x_read()
79 static int cw201x_write(struct cw201x_info *cw201x, u8 reg, u8 val)  in cw201x_write()  argument
83 	ret = dm_i2c_write(cw201x->dev, reg, &val, 1);  in cw201x_write()
86 		      cw201x->dev, reg);  in cw201x_write()
93 static u16 cw201x_read_half_word(struct cw201x_info *cw201x, int reg)  in cw201x_read_half_word()  argument
98 	valh = cw201x_read(cw201x, reg);  in cw201x_read_half_word()
99 	vall = cw201x_read(cw201x, reg + 1);  in cw201x_read_half_word()
105 static int cw201x_parse_config_info(struct cw201x_info *cw201x)  in cw201x_parse_config_info()  argument
110 	struct udevice *dev = cw201x->dev;  in cw201x_parse_config_info()
114 		size = sizeof(*cw201x->cw_bat_config_info) * len;  in cw201x_parse_config_info()
115 		cw201x->cw_bat_config_info = calloc(size, 1);  in cw201x_parse_config_info()
116 		if (!cw201x->cw_bat_config_info) {  in cw201x_parse_config_info()
121 					 cw201x->cw_bat_config_info, len);  in cw201x_parse_config_info()
133 	size = sizeof(*cw201x->cw_bat_config_info) * len;  in cw201x_parse_config_info()
134 	cw201x->cw_bat_config_info = calloc(size, 1);  in cw201x_parse_config_info()
135 	if (!cw201x->cw_bat_config_info) {  in cw201x_parse_config_info()
146 		cw201x->cw_bat_config_info[i] = info[i];  in cw201x_parse_config_info()
147 		debug("%#x ", cw201x->cw_bat_config_info[i]);  in cw201x_parse_config_info()
157 	struct cw201x_info *cw201x = dev_get_priv(dev);  in cw201x_ofdata_to_platdata()  local
161 	cw201x->dev = dev;  in cw201x_ofdata_to_platdata()
162 	ret = cw201x_parse_config_info(cw201x);  in cw201x_ofdata_to_platdata()
166 	cw201x->dual_cell = dev_read_bool(dev, "cellwise,dual-cell");  in cw201x_ofdata_to_platdata()
168 					 0, &cw201x->dc_det_gpio, GPIOD_IS_IN);  in cw201x_ofdata_to_platdata()
170 		cw201x->support_dc_adp = 1;  in cw201x_ofdata_to_platdata()
176 	cw201x->hw_id_check = dev_read_u32_default(dev, "hw_id_check", 0);  in cw201x_ofdata_to_platdata()
177 	if (cw201x->hw_id_check) {  in cw201x_ofdata_to_platdata()
180 						 &cw201x->hw_id0, GPIOD_IS_IN);  in cw201x_ofdata_to_platdata()
183 		hw_id0_val = dm_gpio_get_value(&cw201x->hw_id0);  in cw201x_ofdata_to_platdata()
187 						 &cw201x->hw_id1, GPIOD_IS_IN);  in cw201x_ofdata_to_platdata()
190 		hw_id1_val = dm_gpio_get_value(&cw201x->hw_id1);  in cw201x_ofdata_to_platdata()
197 	cw201x->divider_res1 = dev_read_u32_default(dev, "divider_res1", 0);  in cw201x_ofdata_to_platdata()
198 	cw201x->divider_res2 = dev_read_u32_default(dev, "divider_res2", 0);  in cw201x_ofdata_to_platdata()
203 static int cw201x_get_vol(struct cw201x_info *cw201x)  in cw201x_get_vol()  argument
211 	value16 = cw201x_read_half_word(cw201x, REG_VCELL);  in cw201x_get_vol()
215 	value16_1 = cw201x_read_half_word(cw201x, REG_VCELL);  in cw201x_get_vol()
219 	value16_2 = cw201x_read_half_word(cw201x, REG_VCELL);  in cw201x_get_vol()
248 	if (cw201x->divider_res1 &&  in cw201x_get_vol()
249 	    cw201x->divider_res2) {  in cw201x_get_vol()
250 		res1 = cw201x->divider_res1;  in cw201x_get_vol()
251 		res2 = cw201x->divider_res2;  in cw201x_get_vol()
255 	if (cw201x->dual_cell)  in cw201x_get_vol()
258 	debug("the cw201x voltage=%d\n", voltage);  in cw201x_get_vol()
272 static int cw201x_get_usb_state(struct cw201x_info *cw201x)  in cw201x_get_usb_state()  argument
295 static bool cw201x_get_dc_state(struct cw201x_info *cw201x)  in cw201x_get_dc_state()  argument
297 	if (dm_gpio_get_value(&cw201x->dc_det_gpio))  in cw201x_get_dc_state()
303 static bool cw201x_check_charge(struct cw201x_info *cw201x)  in cw201x_check_charge()  argument
305 	if (cw201x_get_usb_state(cw201x) != CHARGER_TYPE_NO)  in cw201x_check_charge()
307 	if (cw201x_get_dc_state(cw201x))  in cw201x_check_charge()
313 static int cw201x_get_soc(struct cw201x_info *cw201x)  in cw201x_get_soc()  argument
318 		cap = cw201x_read(cw201x, REG_SOC);  in cw201x_get_soc()
320 			cap = cw201x->capacity;  in cw201x_get_soc()
325 	cw201x->capacity = cap;  in cw201x_get_soc()
327 	return cw201x->capacity;  in cw201x_get_soc()
332 	struct cw201x_info *cw201x = dev_get_priv(dev);  in cw201x_update_get_soc()  local
334 	return cw201x_get_soc(cw201x);  in cw201x_update_get_soc()
339 	struct cw201x_info *cw201x = dev_get_priv(dev);  in cw201x_update_get_voltage()  local
341 	return cw201x_get_vol(cw201x);  in cw201x_update_get_voltage()
351 	struct cw201x_info *cw201x = dev_get_priv(dev);  in cw201x_update_get_chrg_online()  local
353 	return cw201x_check_charge(cw201x);  in cw201x_update_get_chrg_online()
369 static int cw201x_fg_cfg(struct cw201x_info *cw201x)  in cw201x_fg_cfg()  argument
376 		cw201x_write(cw201x, REG_MODE, val);  in cw201x_fg_cfg()
380 		cw201x_write(cw201x, REG_BATINFO + i,  in cw201x_fg_cfg()
381 			     (u8)cw201x->cw_bat_config_info[i]);  in cw201x_fg_cfg()
389 	struct cw201x_info *cw201x = dev_get_priv(dev);  in cw201x_fg_probe()  local
391 	cw201x->dev = dev;  in cw201x_fg_probe()
392 	cw201x_fg_cfg(cw201x);  in cw201x_fg_probe()
395 	      cw201x_get_vol(cw201x), cw201x_get_soc(cw201x));  in cw201x_fg_probe()
401 	{ .compatible = "cw201x" },