diff options
| author | Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com> | 2018-03-21 00:04:14 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2018-03-24 16:04:38 +0300 |
| commit | a1de3253a8840bf373e7c6330f21b7807c6c0536 (patch) | |
| tree | 5e10147da87d4a9c1450aaee21cae55ff0fe1937 /drivers | |
| parent | 9d952aa2c8a46ba577b77619cc53e3df95507095 (diff) | |
| download | linux-a1de3253a8840bf373e7c6330f21b7807c6c0536.tar.xz | |
i2c: rcar: fix mask value of prohibited bit
According to documentation, Bit 7 of ICMSR is unused and 0 should be
written to it. Fix the mask accordingly.
Signed-off-by: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
[wsa: edited commit message]
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-rcar.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index 4159ebcec2bb..c6915b835396 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -102,8 +102,8 @@ #define RCAR_IRQ_RECV (MNR | MAL | MST | MAT | MDR) #define RCAR_IRQ_STOP (MST) -#define RCAR_IRQ_ACK_SEND (~(MAT | MDE) & 0xFF) -#define RCAR_IRQ_ACK_RECV (~(MAT | MDR) & 0xFF) +#define RCAR_IRQ_ACK_SEND (~(MAT | MDE) & 0x7F) +#define RCAR_IRQ_ACK_RECV (~(MAT | MDR) & 0x7F) #define ID_LAST_MSG (1 << 0) #define ID_FIRST_MSG (1 << 1) |