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path: root/drivers/soc/ixp4xx/ixp4xx-npe.c
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Diffstat (limited to 'drivers/soc/ixp4xx/ixp4xx-npe.c')
-rw-r--r--drivers/soc/ixp4xx/ixp4xx-npe.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/soc/ixp4xx/ixp4xx-npe.c b/drivers/soc/ixp4xx/ixp4xx-npe.c
index ec90b44fa0cd..f490c4ca51f5 100644
--- a/drivers/soc/ixp4xx/ixp4xx-npe.c
+++ b/drivers/soc/ixp4xx/ixp4xx-npe.c
@@ -18,8 +18,10 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/soc/ixp4xx/npe.h>
+#include <linux/soc/ixp4xx/cpu.h>
#define DEBUG_MSG 0
#define DEBUG_FW 0
@@ -679,6 +681,7 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
{
int i, found = 0;
struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
struct resource *res;
for (i = 0; i < NPE_COUNT; i++) {
@@ -690,8 +693,8 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
if (!(ixp4xx_read_feature_bits() &
(IXP4XX_FEATURE_RESET_NPEA << i))) {
- dev_info(dev, "NPE%d at 0x%08x-0x%08x not available\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR not available\n",
+ i, res);
continue; /* NPE already disabled or not present */
}
npe->regs = devm_ioremap_resource(dev, res);
@@ -699,18 +702,22 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
return PTR_ERR(npe->regs);
if (npe_reset(npe)) {
- dev_info(dev, "NPE%d at 0x%08x-0x%08x does not reset\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR does not reset\n",
+ i, res);
continue;
}
npe->valid = 1;
- dev_info(dev, "NPE%d at 0x%08x-0x%08x registered\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR registered\n", i, res);
found++;
}
if (!found)
return -ENODEV;
+
+ /* Spawn crypto subdevice if using device tree */
+ if (IS_ENABLED(CONFIG_OF) && np)
+ devm_of_platform_populate(dev);
+
return 0;
}