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- 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)
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