Allow sending restart conditions upon direction change as this is
required by some chips.
Signed-off-by: Marek Vasut <ma...@denx.de>
Cc: Stefan Roese <s...@denx.de>
Cc: Alexey Brodkin <abrod...@synopsys.com>
Cc: Heiko Schocher <h...@denx.de>
---
drivers/i2c/designware_i2c.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/i2c/designware_i2c.c b/drivers/i2c/designware_i2c.c
index d4df35a69a..8cfed2194c 100644
--- a/drivers/i2c/designware_i2c.c
+++ b/drivers/i2c/designware_i2c.c
@@ -374,7 +374,8 @@ static void __dw_i2c_init(struct i2c_regs *i2c_base, int
speed, int slaveaddr)
/* Disable i2c */
dw_i2c_enable(i2c_base, false);
- writel((IC_CON_SD | IC_CON_SPD_FS | IC_CON_MM), &i2c_base->ic_con);
+ writel(IC_CON_SD | IC_CON_RE | IC_CON_SPD_FS | IC_CON_MM,
+ &i2c_base->ic_con);
writel(IC_RX_TL, &i2c_base->ic_rx_tl);
writel(IC_TX_TL, &i2c_base->ic_tx_tl);
writel(IC_STOP_DET, &i2c_base->ic_intr_mask);
--
2.11.0
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
https://lists.denx.de/listinfo/u-boot
