diff options
Diffstat (limited to 'include/rtc.h')
| -rw-r--r-- | include/rtc.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/rtc.h b/include/rtc.h index 8aabfc1..f30e908 100644 --- a/include/rtc.h +++ b/include/rtc.h @@ -56,6 +56,18 @@ struct rtc_ops { int (*reset)(struct udevice *dev); /** + * read() - Read multiple 8-bit registers + * + * @dev: Device to read from + * @reg: First register to read + * @buf: Output buffer + * @len: Number of registers to read + * @return 0 if OK, -ve on error + */ + int (*read)(struct udevice *dev, unsigned int reg, + u8 *buf, unsigned int len); + + /** * read8() - Read an 8-bit register * * @dev: Device to read from @@ -110,6 +122,17 @@ int dm_rtc_set(struct udevice *dev, struct rtc_time *time); int dm_rtc_reset(struct udevice *dev); /** + * dm_rtc_read() - Read multiple 8-bit registers + * + * @dev: Device to read from + * @reg: First register to read + * @buf: Output buffer + * @len: Number of registers to read + * @return 0 if OK, -ve on error + */ +int dm_rtc_read(struct udevice *dev, unsigned int reg, u8 *buf, unsigned int len); + +/** * rtc_read8() - Read an 8-bit register * * @dev: Device to read from |