Commit 4b57018d authored by vwadekar@nvidia.com's avatar vwadekar@nvidia.com Committed by Samuel Ortiz
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mfd: Avoid tps6586x burst writes 



tps6586 does not support burst writes. i2c writes have to be
1 byte at a time.

Cc: stable@kernel.org
Signed-off-by: default avatarVarun Wadekar <vwadekar@nvidia.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 77bd70e9

drivers/mfd/tps6586x.c

+5 −5
Original line number Diff line number Diff line
@@ -150,11 +150,11 @@ static inline int __tps6586x_write(struct i2c_client *client, 
static inline int __tps6586x_writes(struct i2c_client *client, int reg,

				  int len, uint8_t *val)

{

	int ret;

	int ret, i;



	ret = i2c_smbus_write_i2c_block_data(client, reg, len, val);

	if (ret < 0) {

		dev_err(&client->dev, "failed writings to 0x%02x\n", reg);

	for (i = 0; i < len; i++) {

		ret = __tps6586x_write(client, reg + i, *(val + i));

		if (ret < 0)

			return ret;

	}