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-rw-r--r--drivers/rtc/rtc-pl031.c2
-rw-r--r--drivers/rtc/rtc-rx8581.c20
2 files changed, 18 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index 3587d9922f28..71bbefc3544e 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -456,7 +456,7 @@ static struct rtc_class_ops stv2_pl031_ops = {
456 .irq_set_freq = pl031_irq_set_freq, 456 .irq_set_freq = pl031_irq_set_freq,
457}; 457};
458 458
459static struct amba_id pl031_ids[] __initdata = { 459static struct amba_id pl031_ids[] = {
460 { 460 {
461 .id = 0x00041031, 461 .id = 0x00041031,
462 .mask = 0x000fffff, 462 .mask = 0x000fffff,
diff --git a/drivers/rtc/rtc-rx8581.c b/drivers/rtc/rtc-rx8581.c
index 9718aaaa8215..600b890a3c15 100644
--- a/drivers/rtc/rtc-rx8581.c
+++ b/drivers/rtc/rtc-rx8581.c
@@ -168,7 +168,7 @@ static int rx8581_set_datetime(struct i2c_client *client, struct rtc_time *tm)
168 return -EIO; 168 return -EIO;
169 } 169 }
170 170
171 err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG, 171 err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
172 (data | RX8581_CTRL_STOP)); 172 (data | RX8581_CTRL_STOP));
173 if (err < 0) { 173 if (err < 0) {
174 dev_err(&client->dev, "Unable to write control register\n"); 174 dev_err(&client->dev, "Unable to write control register\n");
@@ -182,6 +182,20 @@ static int rx8581_set_datetime(struct i2c_client *client, struct rtc_time *tm)
182 return -EIO; 182 return -EIO;
183 } 183 }
184 184
185 /* get VLF and clear it */
186 data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG);
187 if (data < 0) {
188 dev_err(&client->dev, "Unable to read flag register\n");
189 return -EIO;
190 }
191
192 err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG,
193 (data & ~(RX8581_FLAG_VLF)));
194 if (err != 0) {
195 dev_err(&client->dev, "Unable to write flag register\n");
196 return -EIO;
197 }
198
185 /* Restart the clock */ 199 /* Restart the clock */
186 data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL); 200 data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL);
187 if (data < 0) { 201 if (data < 0) {
@@ -189,8 +203,8 @@ static int rx8581_set_datetime(struct i2c_client *client, struct rtc_time *tm)
189 return -EIO; 203 return -EIO;
190 } 204 }
191 205
192 err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG, 206 err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
193 (data | ~(RX8581_CTRL_STOP))); 207 (data & ~(RX8581_CTRL_STOP)));
194 if (err != 0) { 208 if (err != 0) {
195 dev_err(&client->dev, "Unable to write control register\n"); 209 dev_err(&client->dev, "Unable to write control register\n");
196 return -EIO; 210 return -EIO;