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: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
(cherry picked from commit 3e3aabac443e25712a3788cf88cc188e13ca8b0e)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index e167841..4c46d1b 100644 (file)
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -59,7 +59,7 @@
 #define FSB    (1 << 1)        /* force stop bit */
 #define ESG    (1 << 0)        /* en startbit gen */
 
-/* ICMSR */
+/* ICMSR (also for ICMIE) */
 #define MNR    (1 << 6)        /* nack received */
 #define MAL    (1 << 5)        /* arbitration lost */
 #define MST    (1 << 4)        /* sent a stop */
@@ -68,23 +68,14 @@
 #define MDR    (1 << 1)
 #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_DATA    (MDBS | MIE)
 #define RCAR_BUS_PHASE_STOP    (MDBS | MIE | FSB)
 
-#define RCAR_IRQ_SEND  (MNRE | MALE | MSTE | MATE | MDEE)
-#define RCAR_IRQ_RECV  (MNRE | MALE | MSTE | MATE | MDRE)
-#define RCAR_IRQ_STOP  (MSTE)
+#define RCAR_IRQ_SEND  (MNR | MAL | MST | MAT | MDE)
+#define RCAR_IRQ_RECV  (MNR | MAL | MST | MAT | MDR)
+#define RCAR_IRQ_STOP  (MST)
 
 #define RCAR_IRQ_ACK_SEND      (~(MAT | MDE))
 #define RCAR_IRQ_ACK_RECV      (~(MAT | MDR))