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SubjectRe: [PATCHv3] iio:light:tsl2563: Add DT support
On 10/25/13 10:10, Sebastian Reichel wrote:
> Add Device Tree support for the TSL2563 driver,
> document the binding and add AMS-TAOS Inc. to the
> list of vendor prefixes.
>
> Signed-off-by: Sebastian Reichel <sre@debian.org>
> Acked-by: Kumar Gala <galak@codeaurora.org>
Applied to the togreg branch of iio.git with the minor change Grant pointed out
to not use the indexed version of the of_property_read_u32

Thanks all,

Jonathan
> ---
> .../devicetree/bindings/iio/light/tsl2563.txt | 19 +++++++++++++++++++
> Documentation/devicetree/bindings/vendor-prefixes.txt | 1 +
> drivers/iio/light/tsl2563.c | 4 ++++
> 3 files changed, 24 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/light/tsl2563.txt
>
> diff --git a/Documentation/devicetree/bindings/iio/light/tsl2563.txt b/Documentation/devicetree/bindings/iio/light/tsl2563.txt
> new file mode 100644
> index 0000000..f91e809
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/light/tsl2563.txt
> @@ -0,0 +1,19 @@
> +* AMS TAOS TSL2563 ambient light sensor
> +
> +Required properties:
> +
> + - compatible : should be "amstaos,tsl2563"
> + - reg : the I2C address of the sensor
> +
> +Optional properties:
> +
> + - amstaos,cover-comp-gain : integer used as multiplier for gain
> + compensation (default = 1)
> +
> +Example:
> +
> +tsl2563@29 {
> + compatible = "amstaos,tsl2563";
> + reg = <0x29>;
> + amstaos,cover-comp-gain = <16>;
> +};
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 2cc3dad..8cf3edf 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -9,6 +9,7 @@ aeroflexgaisler Aeroflex Gaisler AB
> ak Asahi Kasei Corp.
> altr Altera Corp.
> amcc Applied Micro Circuits Corporation (APM, formally AMCC)
> +amstaos AMS-Taos Inc.
> apm Applied Micro Circuits Corporation (APM)
> arm ARM Ltd.
> atmel Atmel Corporation
> diff --git a/drivers/iio/light/tsl2563.c b/drivers/iio/light/tsl2563.c
> index ebb962c..261660a 100644
> --- a/drivers/iio/light/tsl2563.c
> +++ b/drivers/iio/light/tsl2563.c
> @@ -699,6 +699,7 @@ static int tsl2563_probe(struct i2c_client *client,
> struct iio_dev *indio_dev;
> struct tsl2563_chip *chip;
> struct tsl2563_platform_data *pdata = client->dev.platform_data;
> + struct device_node *np = client->dev.of_node;
> int err = 0;
> u8 id = 0;
>
> @@ -735,6 +736,9 @@ static int tsl2563_probe(struct i2c_client *client,
>
> if (pdata)
> chip->cover_comp_gain = pdata->cover_comp_gain;
> + else if (np)
> + of_property_read_u32_index(np, "amstaos,cover-comp-gain", 0,
> + &chip->cover_comp_gain);
> else
> chip->cover_comp_gain = 1;
>
>


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