mfd: sec-core: Add maximum RTC register for regmap config

Add maximum register to the regmap used by rtc-s5m driver.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index 714e213..306b3a2 100644 (file)
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -141,6 +141,8 @@ static const struct regmap_config s5m8767_regmap_config = {
 static const struct regmap_config sec_rtc_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
+
+       .max_register = SEC_RTC_REG_MAX,
 };
 
 #ifdef CONFIG_OF

diff --git a/include/linux/mfd/samsung/rtc.h b/include/linux/mfd/samsung/rtc.h
index 94b7cd6..4627f59 100644 (file)
--- a/include/linux/mfd/samsung/rtc.h
+++ b/include/linux/mfd/samsung/rtc.h
@@ -43,6 +43,8 @@ enum sec_rtc_reg {
        SEC_RTC_STATUS,
        SEC_WTSR_SMPL_CNTL,
        SEC_RTC_UDR_CON,
+
+       SEC_RTC_REG_MAX,
 };
 
 #define RTC_I2C_ADDR           (0x0C >> 1)