Update copyright years and add Renesas to it. Add/update comments to
make driver easier to understand.
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-sh_mobile.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
index dd4df961d8eb..568245f964cb 100644
--- a/drivers/i2c/busses/i2c-sh_mobile.c
+++ b/drivers/i2c/busses/i2c-sh_mobile.c
@@ -2,8 +2,8 @@
/*
* SuperH Mobile I2C Controller
*
- * Copyright (C) 2014 Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx>
- *
+ * Copyright (C) 2014-19 Renesas Electronics Corporation
+ * Copyright (C) 2014-19 Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx>
* Copyright (C) 2008 Magnus Damm
*
* Portions of the code based on out-of-tree driver i2c-sh7343.c
@@ -373,6 +373,7 @@ static int sh_mobile_i2c_isr_rx(struct sh_mobile_i2c_data *pd)
unsigned char data;
int real_pos;
+ /* switch from TX (address) to RX (data) adds two interrupts */
real_pos = pd->pos - 2;
if (pd->pos == -1) {
@@ -717,8 +718,7 @@ static const struct i2c_adapter_quirks sh_mobile_i2c_quirks = {
};
/*
- * r8a7740 chip has lasting errata on I2C I/O pad reset.
- * this is work-around for it.
+ * r8a7740 has an errata regarding I2C I/O pad reset needing this workaround.
*/
static int sh_mobile_i2c_r8a7740_workaround(struct sh_mobile_i2c_data *pd)
{
--
2.11.0
