2022-02-20 21:23:15

by Tyrone Ting

[permalink] [raw]
Subject: [PATCH v2 03/11] i2c: npcm: Fix client address calculation

From: Tali Perry <[email protected]>

Fix i2c client address by left-shifting 1 bit before
applying it to the data register.

Fixes: 56a1485b102e ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver")
Signed-off-by: Tali Perry <[email protected]>
Signed-off-by: Tyrone Ting <[email protected]>
---
drivers/i2c/busses/i2c-npcm7xx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c
index 2ad166355ec9..4c225e1a058f 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2131,7 +2131,7 @@ static int npcm_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
}

npcm_i2c_init_params(bus);
- bus->dest_addr = slave_addr;
+ bus->dest_addr = slave_addr << 1;
bus->msgs = msgs;
bus->msgs_num = num;
bus->cmd_err = 0;
--
2.17.1