In the similar way like we do for the platform data we propagate the device
properties. For example, in case of Intel LPSS drivers we may provide a
specific property to tell the actual device driver an additional information
such as platform name.
Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
drivers/mfd/mfd-core.c | 3 +++
include/linux/mfd/core.h | 5 +++++
2 files changed, 8 insertions(+)
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 60b60dc..ec00f6f 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/acpi.h>
+#include <linux/property.h>
#include <linux/mfd/core.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
@@ -192,6 +193,8 @@ static int mfd_add_device(struct device *parent, int id,
goto fail_alias;
}
+ device_add_property_set(&pdev->dev, cell->pset);
+
ret = mfd_platform_add_cell(pdev, cell, usage_count);
if (ret)
goto fail_alias;
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 27dac3f..0c62f17 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -15,6 +15,7 @@
#define MFD_CORE_H
#include <linux/platform_device.h>
+#include <linux/property.h>
struct irq_domain;
@@ -44,6 +45,10 @@ struct mfd_cell {
/* platform data passed to the sub devices drivers */
void *platform_data;
size_t pdata_size;
+
+ /* device properties passed to the sub devices drivers */
+ struct property_set *pset;
+
/*
* Device Tree compatible string
* See: Documentation/devicetree/usage-model.txt Chapter 2.2 for details
--
2.6.2
--
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