The dma channel information is located within the GPMC node. The NAND
driver requires a handle to the GPMC's dev to properly parse the DMA
properties. Therefore, store a handle to the dev so it can be referenced
within the NAND driver.
Signed-off-by: Franklin S Cooper Jr <fcooper@xxxxxx>
---
drivers/memory/omap-gpmc.c | 1 +
include/linux/platform_data/mtd-nand-omap2.h | 2 ++
2 files changed, 3 insertions(+)
diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
index 6515dfc..2932d13 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -1796,6 +1796,7 @@ static int gpmc_probe_nand_child(struct platform_device *pdev,
gpmc_nand_data->cs = val;
gpmc_nand_data->of_node = child;
+ gpmc_nand_data->gpmc_dev = &pdev->dev;
/* Detect availability of ELM module */
gpmc_nand_data->elm_of_node = of_parse_phandle(child, "ti,elm-id", 0);
diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h
index 090bbab..534b984 100644
--- a/include/linux/platform_data/mtd-nand-omap2.h
+++ b/include/linux/platform_data/mtd-nand-omap2.h
@@ -80,5 +80,7 @@ struct omap_nand_platform_data {
/* for passing the partitions */
struct device_node *of_node;
struct device_node *elm_of_node;
+
+ struct device *gpmc_dev;
};
#endif
--
2.7.0
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