i2c: stm32f7: fix clearing the control register

Bits should be set to 0, not 1.

Signed-off-by: Jorge Ramirez-Ortiz <jorge@foundries.io>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c
index bf2a6c9..3a727e6 100644
--- a/drivers/i2c/stm32f7_i2c.c
+++ b/drivers/i2c/stm32f7_i2c.c
@@ -413,7 +413,7 @@
 		setbits_le32(&regs->icr, STM32_I2C_ICR_STOPCF);
 
 		/* Clear control register 2 */
-		setbits_le32(&regs->cr2, STM32_I2C_CR2_RESET_MASK);
+		clrbits_le32(&regs->cr2, STM32_I2C_CR2_RESET_MASK);
 	}
 
 	return ret;