On Thu, 03 Aug 2017, Joseph Chen wrote:
> From: Elaine Zhang <zhangqing@xxxxxxxxxxxxxx>
>
> the rk8xx chip id is:
> ((MSB << 8) | LSB) & 0xfff0
>
> Signed-off-by: Elaine Zhang <zhangqing@xxxxxxxxxxxxxx>
> Signed-off-by: Joseph Chen <chenjh@xxxxxxxxxxxxxx>
> ---
> drivers/mfd/rk808.c | 21 +++++++++++++++------
> include/linux/mfd/rk808.h | 1 +
> 2 files changed, 16 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c
> index fd087cb..3334a2a 100644
> --- a/drivers/mfd/rk808.c
> +++ b/drivers/mfd/rk808.c
> @@ -325,7 +325,7 @@ static int rk808_probe(struct i2c_client *client,
> void (*pm_pwroff_fn)(void);
> int nr_pre_init_regs;
> int nr_cells;
> - int pm_off = 0;
> + int pm_off = 0, msb, lsb;
> int ret;
> int i;
>
> @@ -333,14 +333,23 @@ static int rk808_probe(struct i2c_client *client,
> if (!rk808)
> return -ENOMEM;
>
> - rk808->variant = i2c_smbus_read_word_data(client, RK808_ID_MSB);
> - if (rk808->variant < 0) {
> - dev_err(&client->dev, "Failed to read the chip id at 0x%02x\n",
> + /* read Chip variant */
Nit: This should read "Read chip variant"
However, I realise that the rest of the comments do not use correctly
formatted English grammar either, so just s/Chip/chip/.
Once fixed you can apply my:
For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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