mtd: nand: denali_dt: remove dma-mask DT property

The driver sets appropriate DMA mask.  Delete the "dma-mask" DT
property.  See [1] for negative comments for this binding.

[1] https://lkml.org/lkml/2016/2/8/57

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

1 files changed, 0 insertions, 9 deletions

diff --git a/drivers/mtd/nand/denali_dt.c b/drivers/mtd/nand/denali_dt.c
index 9577bfde960e..b8a8284d76cd 100644
--- a/drivers/mtd/nand/denali_dt.c
+++ b/drivers/mtd/nand/denali_dt.c
@@ -46,8 +46,6 @@ static const struct of_device_id denali_nand_dt_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, denali_nand_dt_ids);
 
-static u64 denali_dma_mask;
-
 static int denali_dt_probe(struct platform_device *ofdev)
 {
         struct resource *denali_reg, *nand_data;
@@ -83,13 +81,6 @@ static int denali_dt_probe(struct platform_device *ofdev)
         if (IS_ERR(denali->flash_mem))
                 return PTR_ERR(denali->flash_mem);
 
-        if (!of_property_read_u32(ofdev->dev.of_node,
-                "dma-mask", (u32 *)&denali_dma_mask)) {
-                denali->dev->dma_mask = &denali_dma_mask;
-        } else {
-                denali->dev->dma_mask = NULL;
-        }
-
         dt->clk = devm_clk_get(&ofdev->dev, NULL);
         if (IS_ERR(dt->clk)) {
                 dev_err(&ofdev->dev, "no clk available\n");