You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
52 lines
1.3 KiB
Diff
52 lines
1.3 KiB
Diff
From 300a7735becf55f7fd18f8cd3dc3b945a0cab712 Mon Sep 17 00:00:00 2001
|
|
From: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
|
|
Date: Thu, 8 Jun 2017 12:36:54 +0200
|
|
Subject: rtc: ds1307: add ds1308 variant
|
|
|
|
The ds1308 variant is very similar to the already supported ds1338
|
|
variant, it have more debug registers and a square wave clock output.
|
|
|
|
Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
|
|
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
|
|
---
|
|
drivers/rtc/rtc-ds1307.c | 12 ++++++++++++
|
|
1 file changed, 12 insertions(+)
|
|
|
|
--- a/drivers/rtc/rtc-ds1307.c
|
|
+++ b/drivers/rtc/rtc-ds1307.c
|
|
@@ -31,6 +31,7 @@
|
|
*/
|
|
enum ds_type {
|
|
ds_1307,
|
|
+ ds_1308,
|
|
ds_1337,
|
|
ds_1338,
|
|
ds_1339,
|
|
@@ -144,6 +145,10 @@ static struct chip_desc chips[last_ds_ty
|
|
.nvram_offset = 8,
|
|
.nvram_size = 56,
|
|
},
|
|
+ [ds_1308] = {
|
|
+ .nvram_offset = 8,
|
|
+ .nvram_size = 56,
|
|
+ },
|
|
[ds_1337] = {
|
|
.alarm = 1,
|
|
},
|
|
@@ -175,6 +180,7 @@ static struct chip_desc chips[last_ds_ty
|
|
|
|
static const struct i2c_device_id ds1307_id[] = {
|
|
{ "ds1307", ds_1307 },
|
|
+ { "ds1308", ds_1308 },
|
|
{ "ds1337", ds_1337 },
|
|
{ "ds1338", ds_1338 },
|
|
{ "ds1339", ds_1339 },
|
|
@@ -1488,6 +1494,7 @@ read_rtc:
|
|
goto read_rtc;
|
|
}
|
|
break;
|
|
+ case ds_1308:
|
|
case ds_1338:
|
|
/* clock halted? turn it on, so clock can tick. */
|
|
if (tmp & DS1307_BIT_CH)
|