78 static inline unsigned int msm6242_read(struct msm6242_priv *priv,  in msm6242_read()  argument
81 	return __raw_readl(&priv->regs[reg]) & 0xf;  in msm6242_read()
84 static inline void msm6242_write(struct msm6242_priv *priv, unsigned int val,  in msm6242_write()  argument
87 	__raw_writel(val, &priv->regs[reg]);  in msm6242_write()
90 static inline void msm6242_set(struct msm6242_priv *priv, unsigned int val,  in msm6242_set()  argument
93 	msm6242_write(priv, msm6242_read(priv, reg) | val, reg);  in msm6242_set()
96 static inline void msm6242_clear(struct msm6242_priv *priv, unsigned int val,  in msm6242_clear()  argument
99 	msm6242_write(priv, msm6242_read(priv, reg) & ~val, reg);  in msm6242_clear()
102 static void msm6242_lock(struct msm6242_priv *priv)  in msm6242_lock()  argument
106 	msm6242_set(priv, MSM6242_CD_HOLD, MSM6242_CD);  in msm6242_lock()
108 	while ((msm6242_read(priv, MSM6242_CD) & MSM6242_CD_BUSY) && cnt) {  in msm6242_lock()
109 		msm6242_clear(priv, MSM6242_CD_HOLD, MSM6242_CD);  in msm6242_lock()
111 		msm6242_set(priv, MSM6242_CD_HOLD, MSM6242_CD);  in msm6242_lock()
117 			msm6242_read(priv, MSM6242_CD));  in msm6242_lock()
120 static void msm6242_unlock(struct msm6242_priv *priv)  in msm6242_unlock()  argument
122 	msm6242_clear(priv, MSM6242_CD_HOLD, MSM6242_CD);  in msm6242_unlock()
127 	struct msm6242_priv *priv = dev_get_drvdata(dev);  in msm6242_read_time()  local
129 	msm6242_lock(priv);  in msm6242_read_time()
131 	tm->tm_sec  = msm6242_read(priv, MSM6242_SECOND10) * 10 +  in msm6242_read_time()
132 		      msm6242_read(priv, MSM6242_SECOND1);  in msm6242_read_time()
133 	tm->tm_min  = msm6242_read(priv, MSM6242_MINUTE10) * 10 +  in msm6242_read_time()
134 		      msm6242_read(priv, MSM6242_MINUTE1);  in msm6242_read_time()
135 	tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10 & 3)) * 10 +  in msm6242_read_time()
136 		      msm6242_read(priv, MSM6242_HOUR1);  in msm6242_read_time()
137 	tm->tm_mday = msm6242_read(priv, MSM6242_DAY10) * 10 +  in msm6242_read_time()
138 		      msm6242_read(priv, MSM6242_DAY1);  in msm6242_read_time()
139 	tm->tm_wday = msm6242_read(priv, MSM6242_WEEK);  in msm6242_read_time()
140 	tm->tm_mon  = msm6242_read(priv, MSM6242_MONTH10) * 10 +  in msm6242_read_time()
141 		      msm6242_read(priv, MSM6242_MONTH1) - 1;  in msm6242_read_time()
142 	tm->tm_year = msm6242_read(priv, MSM6242_YEAR10) * 10 +  in msm6242_read_time()
143 		      msm6242_read(priv, MSM6242_YEAR1);  in msm6242_read_time()
147 	if (!(msm6242_read(priv, MSM6242_CF) & MSM6242_CF_24H)) {  in msm6242_read_time()
148 		unsigned int pm = msm6242_read(priv, MSM6242_HOUR10) &  in msm6242_read_time()
156 	msm6242_unlock(priv);  in msm6242_read_time()
163 	struct msm6242_priv *priv = dev_get_drvdata(dev);  in msm6242_set_time()  local
165 	msm6242_lock(priv);  in msm6242_set_time()
167 	msm6242_write(priv, tm->tm_sec / 10, MSM6242_SECOND10);  in msm6242_set_time()
168 	msm6242_write(priv, tm->tm_sec % 10, MSM6242_SECOND1);  in msm6242_set_time()
169 	msm6242_write(priv, tm->tm_min / 10, MSM6242_MINUTE10);  in msm6242_set_time()
170 	msm6242_write(priv, tm->tm_min % 10, MSM6242_MINUTE1);  in msm6242_set_time()
171 	if (msm6242_read(priv, MSM6242_CF) & MSM6242_CF_24H)  in msm6242_set_time()
172 		msm6242_write(priv, tm->tm_hour / 10, MSM6242_HOUR10);  in msm6242_set_time()
174 		msm6242_write(priv, MSM6242_HOUR10_PM + (tm->tm_hour - 12) / 10,  in msm6242_set_time()
177 		msm6242_write(priv, tm->tm_hour / 10, MSM6242_HOUR10);  in msm6242_set_time()
178 	msm6242_write(priv, tm->tm_hour % 10, MSM6242_HOUR1);  in msm6242_set_time()
179 	msm6242_write(priv, tm->tm_mday / 10, MSM6242_DAY10);  in msm6242_set_time()
180 	msm6242_write(priv, tm->tm_mday % 10, MSM6242_DAY1);  in msm6242_set_time()
182 		msm6242_write(priv, tm->tm_wday, MSM6242_WEEK);  in msm6242_set_time()
183 	msm6242_write(priv, (tm->tm_mon + 1) / 10, MSM6242_MONTH10);  in msm6242_set_time()
184 	msm6242_write(priv, (tm->tm_mon + 1) % 10, MSM6242_MONTH1);  in msm6242_set_time()
187 	msm6242_write(priv, tm->tm_year / 10, MSM6242_YEAR10);  in msm6242_set_time()
188 	msm6242_write(priv, tm->tm_year % 10, MSM6242_YEAR1);  in msm6242_set_time()
190 	msm6242_unlock(priv);  in msm6242_set_time()
202 	struct msm6242_priv *priv;  in msm6242_rtc_probe()  local
209 	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);  in msm6242_rtc_probe()
210 	if (!priv)  in msm6242_rtc_probe()
213 	priv->regs = devm_ioremap(&pdev->dev, res->start, resource_size(res));  in msm6242_rtc_probe()
214 	if (!priv->regs)  in msm6242_rtc_probe()
216 	platform_set_drvdata(pdev, priv);  in msm6242_rtc_probe()
223 	priv->rtc = rtc;  in msm6242_rtc_probe()