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    SubjectRe: [PATCH v3 7/9] iio: tsl2772: add support for avago,apds9930
    On Thu,  2 Aug 2018 20:18:58 -0400
    Brian Masney <masneyb@onstation.org> wrote:

    > The Avago APDS9930 has the same register set as the TAOS/AMS TSL2772 so
    > this patch adds the correct bindings and the appropriate LUX table
    > values derived from the values in the datasheet. Driver was tested on a
    > LG Nexus 5 (hammerhead) phone.
    >
    > avago,apds9930 datasheet:
    > https://www.mouser.com/datasheet/2/678/avago_AV02-3190EN_DS_APDS-9930_2014-03-25[1]-1217273.pdf
    >
    > tsl2772 datasheet:
    > https://ams.com/eng/content/download/291503/1066377/file/TSL2772_DS000181_2-00.pdf
    >
    > Signed-off-by: Brian Masney <masneyb@onstation.org>
    Glad you noticed they were the same. will apply once precursors are in.

    Thanks,

    Jonathan

    > ---
    > drivers/iio/light/tsl2772.c | 18 ++++++++++++++++--
    > 1 file changed, 16 insertions(+), 2 deletions(-)
    >
    > diff --git a/drivers/iio/light/tsl2772.c b/drivers/iio/light/tsl2772.c
    > index 4a11bf77a4d0..83cece921843 100644
    > --- a/drivers/iio/light/tsl2772.c
    > +++ b/drivers/iio/light/tsl2772.c
    > @@ -124,7 +124,8 @@ enum {
    > tsl2672,
    > tmd2672,
    > tsl2772,
    > - tmd2772
    > + tmd2772,
    > + apds9930,
    > };
    >
    > enum {
    > @@ -213,6 +214,12 @@ static const struct tsl2772_lux tmd2x72_lux_table[TSL2772_DEF_LUX_TABLE_SZ] = {
    > { 0, 0 },
    > };
    >
    > +static const struct tsl2772_lux apds9930_lux_table[TSL2772_DEF_LUX_TABLE_SZ] = {
    > + { 52000, 96824 },
    > + { 38792, 67132 },
    > + { 0, 0 },
    > +};
    > +
    > static const struct tsl2772_lux *tsl2772_default_lux_table_group[] = {
    > [tsl2571] = tsl2x71_lux_table,
    > [tsl2671] = tsl2x71_lux_table,
    > @@ -224,6 +231,7 @@ static const struct tsl2772_lux *tsl2772_default_lux_table_group[] = {
    > [tmd2672] = tmd2x72_lux_table,
    > [tsl2772] = tsl2x72_lux_table,
    > [tmd2772] = tmd2x72_lux_table,
    > + [apds9930] = apds9930_lux_table,
    > };
    >
    > static const struct tsl2772_settings tsl2772_default_settings = {
    > @@ -274,6 +282,7 @@ static const int tsl2772_int_time_avail[][6] = {
    > [tmd2672] = { 0, 2730, 0, 2730, 0, 699000 },
    > [tsl2772] = { 0, 2730, 0, 2730, 0, 699000 },
    > [tmd2772] = { 0, 2730, 0, 2730, 0, 699000 },
    > + [apds9930] = { 0, 2730, 0, 2730, 0, 699000 },
    > };
    >
    > static int tsl2772_int_calibscale_avail[] = { 1, 8, 16, 120 };
    > @@ -299,7 +308,8 @@ static const u8 device_channel_config[] = {
    > [tsl2672] = PRX2,
    > [tmd2672] = PRX2,
    > [tsl2772] = ALSPRX2,
    > - [tmd2772] = ALSPRX2
    > + [tmd2772] = ALSPRX2,
    > + [apds9930] = ALSPRX2,
    > };
    >
    > static int tsl2772_read_status(struct tsl2772_chip *chip)
    > @@ -513,6 +523,7 @@ static int tsl2772_get_prox(struct iio_dev *indio_dev)
    > case tmd2672:
    > case tsl2772:
    > case tmd2772:
    > + case apds9930:
    > if (!(ret & TSL2772_STA_PRX_VALID)) {
    > ret = -EINVAL;
    > goto prox_poll_err;
    > @@ -1393,6 +1404,7 @@ static int tsl2772_device_id_verif(int id, int target)
    > case tmd2672:
    > case tsl2772:
    > case tmd2772:
    > + case apds9930:
    > return (id & 0xf0) == SWORDFISH_ID;
    > }
    >
    > @@ -1932,6 +1944,7 @@ static const struct i2c_device_id tsl2772_idtable[] = {
    > { "tmd2672", tmd2672 },
    > { "tsl2772", tsl2772 },
    > { "tmd2772", tmd2772 },
    > + { "apds9930", apds9930},
    > {}
    > };
    >
    > @@ -1948,6 +1961,7 @@ static const struct of_device_id tsl2772_of_match[] = {
    > { .compatible = "amstaos,tmd2672" },
    > { .compatible = "amstaos,tsl2772" },
    > { .compatible = "amstaos,tmd2772" },
    > + { .compatible = "avago,apds9930" },
    > {}
    > };
    > MODULE_DEVICE_TABLE(of, tsl2772_of_match);

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