mfd: Add platform data pointer back
Now that we have a way to pass MFD cells down to the sub drivers,
we can gradually get rid of mfd_data by putting the platform pointer
back in place.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index f4c8c84..0902523 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -88,6 +88,13 @@
pdev->dev.parent = parent;
+ if (cell->pdata_size) {
+ ret = platform_device_add_data(pdev,
+ cell->platform_data, cell->pdata_size);
+ if (ret)
+ goto fail_res;
+ }
+
ret = mfd_platform_add_cell(pdev, cell);
if (ret)
goto fail_res;
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index aef23309..68c13e5 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -36,6 +36,10 @@
/* mfd_data can be used to pass data to client drivers */
void *mfd_data;
+ /* platform data passed to the sub devices drivers */
+ void *platform_data;
+ size_t pdata_size;
+
/*
* These resources can be specified relative to the parent device.
* For accessing hardware you should use resources from the platform dev