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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2013-05-21 17:49:22 +0200
committerSebastian Andrzej Siewior <bigeasy@linutronix.de>2013-06-12 18:36:31 +0200
commit0ead4fb22a5f1b31fee966117604e3be9cdeb2fb (patch)
tree7f7cd61ca8f1b918a62dcdc1e32219faff9084cb /drivers/iio/adc
parentiio: ti_am335x_adc: Add DT support (diff)
downloadlinux-dev-0ead4fb22a5f1b31fee966117604e3be9cdeb2fb.tar.xz
linux-dev-0ead4fb22a5f1b31fee966117604e3be9cdeb2fb.zip
iio: ti_am335x_adc: remove platform_data support
This patch removes access to platform data mfd_tscadc_board because the platform is DT only. Acked-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Diffstat (limited to 'drivers/iio/adc')
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index b24402cb5432..2868c0c1b7e0 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -26,7 +26,6 @@
#include <linux/of_device.h>
#include <linux/mfd/ti_am335x_tscadc.h>
-#include <linux/platform_data/ti_am335x_adc.h>
struct tiadc_device {
struct ti_tscadc_dev *mfd_tscadc;
@@ -153,14 +152,12 @@ static int tiadc_probe(struct platform_device *pdev)
{
struct iio_dev *indio_dev;
struct tiadc_device *adc_dev;
- struct ti_tscadc_dev *tscadc_dev = ti_tscadc_dev_get(pdev);
- struct mfd_tscadc_board *pdata = tscadc_dev->dev->platform_data;
struct device_node *node = pdev->dev.of_node;
int err;
u32 val32;
- if (!pdata && !node) {
- dev_err(&pdev->dev, "Could not find platform data\n");
+ if (!node) {
+ dev_err(&pdev->dev, "Could not find valid DT data.\n");
return -EINVAL;
}
@@ -174,15 +171,11 @@ static int tiadc_probe(struct platform_device *pdev)
adc_dev->mfd_tscadc = ti_tscadc_dev_get(pdev);
- if (pdata)
- adc_dev->channels = pdata->adc_init->adc_channels;
- else {
- err = of_property_read_u32(node,
- "ti,adc-channels", &val32);
- if (err < 0)
- goto err_free_device;
- adc_dev->channels = val32;
- }
+ err = of_property_read_u32(node,
+ "ti,adc-channels", &val32);
+ if (err < 0)
+ goto err_free_device;
+ adc_dev->channels = val32;
indio_dev->dev.parent = &pdev->dev;
indio_dev->name = dev_name(&pdev->dev);