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path: root/drivers/char/hw_random/omap-rng.c
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Diffstat (limited to 'drivers/char/hw_random/omap-rng.c')
-rw-r--r--drivers/char/hw_random/omap-rng.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index 5cc5fc504968..cede9f159102 100644
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c
@@ -30,8 +30,7 @@
#include <linux/of_address.h>
#include <linux/interrupt.h>
#include <linux/clk.h>
-
-#include <asm/io.h>
+#include <linux/io.h>
#define RNG_REG_STATUS_RDY (1 << 0)
@@ -378,16 +377,13 @@ MODULE_DEVICE_TABLE(of, omap_rng_of_match);
static int of_get_omap_rng_device_details(struct omap_rng_dev *priv,
struct platform_device *pdev)
{
- const struct of_device_id *match;
struct device *dev = &pdev->dev;
int irq, err;
- match = of_match_device(of_match_ptr(omap_rng_of_match), dev);
- if (!match) {
- dev_err(dev, "no compatible OF match\n");
- return -EINVAL;
- }
- priv->pdata = match->data;
+ priv->pdata = of_device_get_match_data(dev);
+ if (!priv->pdata)
+ return -ENODEV;
+
if (of_device_is_compatible(dev->of_node, "ti,omap4-rng") ||
of_device_is_compatible(dev->of_node, "inside-secure,safexcel-eip76")) {