Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3e3aabac authored by Wolfram Sang's avatar Wolfram Sang Committed by Wolfram Sang
Browse files

i2c: rcar: reuse status bits as enable bits 



Status register and enable register are identical regarding their
layout. Use the bit definitions for both.

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: default avatarGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
parent 150b8be3

drivers/i2c/busses/i2c-rcar.c

+4 −13
Original line number Original line Diff line number Diff line
@@ -59,7 +59,7 @@ 
#define FSB	(1 << 1)	/* force stop bit */

#define FSB	(1 << 1)	/* force stop bit */

#define ESG	(1 << 0)	/* en startbit gen */

#define ESG	(1 << 0)	/* en startbit gen */





/* ICMSR */

/* ICMSR (also for ICMIE) */

#define MNR	(1 << 6)	/* nack received */

#define MNR	(1 << 6)	/* nack received */

#define MAL	(1 << 5)	/* arbitration lost */

#define MAL	(1 << 5)	/* arbitration lost */

#define MST	(1 << 4)	/* sent a stop */

#define MST	(1 << 4)	/* sent a stop */
@@ -68,23 +68,14 @@ 
#define MDR	(1 << 1)

#define MDR	(1 << 1)

#define MAT	(1 << 0)	/* slave addr xfer done */

#define MAT	(1 << 0)	/* slave addr xfer done */





/* ICMIE */

#define MNRE	(1 << 6)	/* nack irq en */

#define MALE	(1 << 5)	/* arblos irq en */

#define MSTE	(1 << 4)	/* stop irq en */

#define MDEE	(1 << 3)

#define MDTE	(1 << 2)

#define MDRE	(1 << 1)

#define MATE	(1 << 0)	/* address sent irq en */







#define RCAR_BUS_PHASE_START	(MDBS | MIE | ESG)

#define RCAR_BUS_PHASE_START	(MDBS | MIE | ESG)

#define RCAR_BUS_PHASE_DATA	(MDBS | MIE)

#define RCAR_BUS_PHASE_DATA	(MDBS | MIE)

#define RCAR_BUS_PHASE_STOP	(MDBS | MIE | FSB)

#define RCAR_BUS_PHASE_STOP	(MDBS | MIE | FSB)





#define RCAR_IRQ_SEND	(MNRE | MALE | MSTE | MATE | MDEE)

#define RCAR_IRQ_SEND	(MNR | MAL | MST | MAT | MDE)

#define RCAR_IRQ_RECV	(MNRE | MALE | MSTE | MATE | MDRE)

#define RCAR_IRQ_RECV	(MNR | MAL | MST | MAT | MDR)

#define RCAR_IRQ_STOP	(MSTE)

#define RCAR_IRQ_STOP	(MST)





#define RCAR_IRQ_ACK_SEND	(~(MAT | MDE))

#define RCAR_IRQ_ACK_SEND	(~(MAT | MDE))

#define RCAR_IRQ_ACK_RECV	(~(MAT | MDR))

#define RCAR_IRQ_ACK_RECV	(~(MAT | MDR))