Lines Matching +full:stop +full:- +full:ack

1 /* SPDX-License-Identifier: GPL-2.0+ */
11 /* Shall the current transfer have a start/stop condition? */
16 /* Shall the current transfer be ack/nacked or being waited for it? */
28 /* ----- Control register bits ---------------------------------------- */
31 #define ICR_STOP	0x2		/* stop bit */
32 #define ICR_ACKNAK	0x4		/* send ACK(0) or NAK(1) */
41 #define ICR_SSDIE	0x800		/* slave STOP detected int enable */
55 /* ----- Status register bits ----------------------------------------- */
58 #define ISR_ACKNAK	0x2		/* ack/nak status */
61 #define ISR_SSD		0x10		/* slave stop detected */
67 #define ISR_BED		0x400		/* bus error no ACK/NAK */