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SubjectRE: [PATCH v6 2/3] eeprom: at24: add support to fetch eeprom device property "size"
Date
Adding Tomasz...

> -----Original Message-----
> From: Mohandass, Divagar
> Sent: Monday, September 04, 2017 3:29 AM
> To: robh+dt@kernel.org; mark.rutland@arm.com; wsa@the-dreams.de;
> sakari.ailus@iki.fi
> Cc: devicetree@vger.kernel.org; linux-i2c@vger.kernel.org; linux-
> kernel@vger.kernel.org; Mani, Rajmohan <rajmohan.mani@intel.com>;
> Mohandass, Divagar <divagar.mohandass@intel.com>
> Subject: [PATCH v6 2/3] eeprom: at24: add support to fetch eeprom device
> property "size"
>
> Obtain the size of the EEPROM chip from DT if the "size" property is specified
> for the device.
>
> Signed-off-by: Divagar Mohandass <divagar.mohandass@intel.com>
> ---
> drivers/misc/eeprom/at24.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index
> 764ff5df..2199c42 100644
> --- a/drivers/misc/eeprom/at24.c
> +++ b/drivers/misc/eeprom/at24.c
> @@ -570,6 +570,10 @@ static void at24_get_pdata(struct device *dev, struct
> at24_platform_data *chip)
> if (device_property_present(dev, "read-only"))
> chip->flags |= AT24_FLAG_READONLY;
>
> + err = device_property_read_u32(dev, "size", &val);
> + if (!err)
> + chip->byte_len = val;
> +
> err = device_property_read_u32(dev, "pagesize", &val);
> if (!err) {
> chip->page_size = val;
> --
> 1.9.1

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