On 2/14/22 11:34, Pali Rohár wrote:
Compatible string microchip,mcp7940x is used by Turris Mox DTS file in
Linux kernel and U-Boot ds1307.c driver works fine with it.

Signed-off-by: Pali Rohár <p...@kernel.org>

Reviewed-by: Stefan Roese <s...@denx.de>

Thanks,
Stefan

---
  drivers/rtc/ds1307.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/rtc/ds1307.c b/drivers/rtc/ds1307.c
index 1963565c5ee5..40ca66bdceee 100644
--- a/drivers/rtc/ds1307.c
+++ b/drivers/rtc/ds1307.c
@@ -358,6 +358,7 @@ static const struct udevice_id ds1307_rtc_ids[] = {
        { .compatible = "dallas,ds1337", .data = ds_1337 },
        { .compatible = "dallas,ds1339", .data = ds_1339 },
        { .compatible = "dallas,ds1340", .data = ds_1340 },
+       { .compatible = "microchip,mcp7940x", .data = mcp794xx },
        { .compatible = "microchip,mcp7941x", .data = mcp794xx },
        { .compatible = "st,m41t11", .data = m41t11 },
        { }

Viele Grüße,
Stefan Roese

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