Pass an optional device_node pointer in the platform data, which in turn
will be put into a mtd_part_parser_data. This way, code that sets up the
platform devices can pass along the node from DT so that the partitions
can be parsed.
For non-DT boards, this change has no effect.
Signed-off-by: Daniel Mack <zonque@xxxxxxxxx>
---
drivers/mtd/nand/omap2.c | 4 +++-
include/linux/platform_data/mtd-nand-omap2.h | 4 +++-
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 0002d5e..1d333497c 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1332,6 +1332,7 @@ static int omap_nand_probe(struct platform_device *pdev)
dma_cap_mask_t mask;
unsigned sig;
struct resource *res;
+ struct mtd_part_parser_data ppdata = {};
pdata = pdev->dev.platform_data;
if (pdata == NULL) {
@@ -1557,7 +1558,8 @@ static int omap_nand_probe(struct platform_device *pdev)
goto out_release_mem_region;
}
- mtd_device_parse_register(&info->mtd, NULL, NULL, pdata->parts,
+ ppdata.of_node = pdata->of_node;
+ mtd_device_parse_register(&info->mtd, NULL, &ppdata, pdata->parts,
pdata->nr_parts);
platform_set_drvdata(pdev, &info->mtd);
diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h
index 24d32ca..6bf9ef4 100644
--- a/include/linux/platform_data/mtd-nand-omap2.h
+++ b/include/linux/platform_data/mtd-nand-omap2.h
@@ -60,6 +60,8 @@ struct omap_nand_platform_data {
int devsize;
enum omap_ecc ecc_opt;
struct gpmc_nand_regs reg;
-};
+ /* for passing the partitions */
+ struct device_node *of_node;
+};
#endif
--
1.7.11.7
--
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