at86rf230: add sleep cycle timing
authorAlexander Aring <alex.aring@gmail.com>
Wed, 2 Jul 2014 22:20:54 +0000 (00:20 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 8 Jul 2014 04:29:25 +0000 (21:29 -0700)
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ieee802154/at86rf230.c

index dbf85b85a70881e3367a514157dbad5b2cdc4391..79ec843416f7fbc0b74e6a7224c235813f396c37 100644 (file)
@@ -42,6 +42,7 @@ struct at86rf230_local;
  * All timings are in us.
  */
 struct at86rf2xx_chip_data {
+       u16 t_sleep_cycle;
        u16 t_channel_switch;
        u16 t_reset_to_off;
        u16 t_off_to_aack;
@@ -1250,6 +1251,7 @@ static struct ieee802154_ops at86rf230_ops = {
 };
 
 static struct at86rf2xx_chip_data at86rf233_data = {
+       .t_sleep_cycle = 330,
        .t_channel_switch = 11,
        .t_reset_to_off = 26,
        .t_off_to_aack = 80,
@@ -1265,6 +1267,7 @@ static struct at86rf2xx_chip_data at86rf233_data = {
 };
 
 static struct at86rf2xx_chip_data at86rf231_data = {
+       .t_sleep_cycle = 330,
        .t_channel_switch = 24,
        .t_reset_to_off = 37,
        .t_off_to_aack = 110,
@@ -1280,6 +1283,7 @@ static struct at86rf2xx_chip_data at86rf231_data = {
 };
 
 static struct at86rf2xx_chip_data at86rf212_data = {
+       .t_sleep_cycle = 330,
        .t_channel_switch = 11,
        .t_reset_to_off = 26,
        .t_off_to_aack = 200,
@@ -1338,7 +1342,8 @@ static int at86rf230_hw_init(struct at86rf230_local *lp)
        if (rc)
                return rc;
        /* Wait the next SLEEP cycle */
-       msleep(100);
+       usleep_range(lp->data->t_sleep_cycle,
+                    lp->data->t_sleep_cycle + 100);
 
        rc = at86rf230_read_subreg(lp, SR_DVDD_OK, &dvdd);
        if (rc)