mfd: rn5t618: Add RTC related registers

Defines for some RTC related registers were missing, also
they were not included in the volatile register list

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c
index b66dc46..7686cc3 100644 (file)
--- a/drivers/mfd/rn5t618.c
+++ b/drivers/mfd/rn5t618.c
@@ -34,6 +34,8 @@ static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg)
        case RN5T618_IR_GPF:
        case RN5T618_MON_IOIN:
        case RN5T618_INTMON:
+       case RN5T618_RTC_CTRL1 ... RN5T618_RTC_CTRL2:
+       case RN5T618_RTC_SECONDS ... RN5T618_RTC_YEAR:
                return true;
        default:
                return false;

diff --git a/include/linux/mfd/rn5t618.h b/include/linux/mfd/rn5t618.h
index 7395716..fba0df1 100644 (file)
--- a/include/linux/mfd/rn5t618.h
+++ b/include/linux/mfd/rn5t618.h
@@ -139,6 +139,17 @@
 #define RN5T618_INTPOL                 0x9c
 #define RN5T618_INTEN                  0x9d
 #define RN5T618_INTMON                 0x9e
+
+#define RN5T618_RTC_SECONDS     0xA0
+#define RN5T618_RTC_MDAY        0xA4
+#define RN5T618_RTC_MONTH       0xA5
+#define RN5T618_RTC_YEAR        0xA6
+#define RN5T618_RTC_ADJUST      0xA7
+#define RN5T618_RTC_ALARM_Y_SEC 0xA8
+#define RN5T618_RTC_DAL_MONTH   0xAC
+#define RN5T618_RTC_CTRL1       0xAE
+#define RN5T618_RTC_CTRL2       0xAF
+
 #define RN5T618_PREVINDAC              0xb0
 #define RN5T618_BATDAC                 0xb1
 #define RN5T618_CHGCTL1                        0xb3