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-rw-r--r--drivers/rtc/rtc-ds1307.c48
1 files changed, 19 insertions, 29 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 58edcb076742..5098e1ad3a3e 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -36,6 +36,7 @@ enum ds_type {
m41t00,
mcp7941x,
rx_8025,
+ last_ds_type /* always last */
// rs5c372 too? different address...
};
@@ -120,30 +121,23 @@ struct chip_desc {
unsigned alarm:1;
};
-static const struct chip_desc chips[] = {
-[ds_1307] = {
- .nvram56 = 1,
-},
-[ds_1337] = {
- .alarm = 1,
-},
-[ds_1338] = {
- .nvram56 = 1,
-},
-[ds_1339] = {
- .alarm = 1,
-},
-[ds_1340] = {
-},
-[ds_3231] = {
- .alarm = 1,
-},
-[m41t00] = {
-},
-[mcp7941x] = {
-},
-[rx_8025] = {
-}, };
+static const struct chip_desc chips[last_ds_type] = {
+ [ds_1307] = {
+ .nvram56 = 1,
+ },
+ [ds_1337] = {
+ .alarm = 1,
+ },
+ [ds_1338] = {
+ .nvram56 = 1,
+ },
+ [ds_1339] = {
+ .alarm = 1,
+ },
+ [ds_3231] = {
+ .alarm = 1,
+ },
+};
static const struct i2c_device_id ds1307_id[] = {
{ "ds1307", ds_1307 },
@@ -836,11 +830,7 @@ read_rtc:
}
break;
- case rx_8025:
- case ds_1337:
- case ds_1339:
- case ds_1388:
- case ds_3231:
+ default:
break;
}