[PATCH 3/5] rtc: rtc-pm8xxx: Add support for pm8018 rtc

From: Neil Armstrong
Date: Fri Jun 17 2016 - 06:23:05 EST


In order to support RTC on Qualcomm MDM9615 SoC, add support for
the pm8018 rtc in rtc-pm8xxx driver.

Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
Documentation/devicetree/bindings/mfd/qcom-pm8xxx.txt | 1 +
drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++
2 files changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/qcom-pm8xxx.txt b/Documentation/devicetree/bindings/mfd/qcom-pm8xxx.txt
index f24f334..37a088f 100644
--- a/Documentation/devicetree/bindings/mfd/qcom-pm8xxx.txt
+++ b/Documentation/devicetree/bindings/mfd/qcom-pm8xxx.txt
@@ -62,6 +62,7 @@ The below bindings specify the set of valid subnodes.
"qcom,pm8058-rtc"
"qcom,pm8921-rtc"
"qcom,pm8941-rtc"
+ "qcom,pm8018-rtc"

- reg:
Usage: required
diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
index 795fcbd..976f5f6 100644
--- a/drivers/rtc/rtc-pm8xxx.c
+++ b/drivers/rtc/rtc-pm8xxx.c
@@ -393,6 +393,16 @@ static int pm8xxx_rtc_enable(struct pm8xxx_rtc *rtc_dd)
return 0;
}

+static const struct pm8xxx_rtc_regs pm8018_regs = {
+ .ctrl = 0x11d,
+ .write = 0x11f,
+ .read = 0x123,
+ .alarm_rw = 0x127,
+ .alarm_ctrl = 0x11d,
+ .alarm_ctrl2 = 0x11e,
+ .alarm_en = BIT(1),
+};
+
static const struct pm8xxx_rtc_regs pm8921_regs = {
.ctrl = 0x11d,
.write = 0x11f,
@@ -428,6 +438,7 @@ static const struct pm8xxx_rtc_regs pm8941_regs = {
*/
static const struct of_device_id pm8xxx_id_table[] = {
{ .compatible = "qcom,pm8921-rtc", .data = &pm8921_regs },
+ { .compatible = "qcom,pm8018-rtc", .data = &pm8018_regs },
{ .compatible = "qcom,pm8058-rtc", .data = &pm8058_regs },
{ .compatible = "qcom,pm8941-rtc", .data = &pm8941_regs },
{ },
--
1.9.1