[PATCH 1/5] Staging/iio/adc/touchscreen/MXS: distinguish i.MX23's and i.MX28's LRADC

Juergen Beisert
2013-09-04T13:01:42Z

The LRADC units in i.MX23 and i.MX28 differ and we need to distinguish both
SoC variants in order to make the touchscreen work on i.MX23

Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
CC: linux-arm-kernel at lists.infradead.org
CC: devel at driverdev.osuosl.org
CC: Marek Vasut <marex@denx.de>
CC: Fabio Estevam <fabio.estevam@freescale.com>
CC: Jonathan Cameron <jic23@cam.ac.uk>
---
drivers/staging/iio/adc/mxs-lradc.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index a08c173..dffca90 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -174,6 +174,8 @@ struct mxs_lradc {

struct input_dev *ts_input;
struct work_struct ts_work;
+
+ enum mxs_lradc_id soc;
};

#define LRADC_CTRL0 0x00
@@ -920,6 +922,7 @@ static int mxs_lradc_probe(struct platform_device *pdev)
}

lradc = iio_priv(iio);
+ lradc->soc = (enum mxs_lradc_id)of_id->data;

/* Grab the memory area */
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
--
1.8.4.rc3