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Edit File: ds1305.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_SPI_DS1305_H #define __LINUX_SPI_DS1305_H /* * One-time configuration for ds1305 and ds1306 RTC chips. * * Put a pointer to this in spi_board_info.platform_data if you want to * be sure that Linux (re)initializes this as needed ... after losing * backup power, and potentially on the first boot. */ struct ds1305_platform_data { /* Trickle charge configuration: it's OK to leave out the MAGIC * bitmask; mask in either DS1 or DS2, and then one of 2K/4k/8K. */ #define DS1305_TRICKLE_MAGIC 0xa0 #define DS1305_TRICKLE_DS2 0x08 /* two diodes */ #define DS1305_TRICKLE_DS1 0x04 /* one diode */ #define DS1305_TRICKLE_2K 0x01 /* 2 KOhm resistance */ #define DS1305_TRICKLE_4K 0x02 /* 4 KOhm resistance */ #define DS1305_TRICKLE_8K 0x03 /* 8 KOhm resistance */ u8 trickle; /* set only on ds1306 parts */ bool is_ds1306; /* ds1306 only: enable 1 Hz output */ bool en_1hz; /* REVISIT: the driver currently expects nINT0 to be wired * as the alarm IRQ. ALM1 may also need to be set up ... */ }; #endif /* __LINUX_SPI_DS1305_H */