diff options
Diffstat (limited to 'drivers/mtd/spi-nor/spi-nor.c')
| -rw-r--r-- | drivers/mtd/spi-nor/spi-nor.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 824649eecd59..f5d24ccf5108 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2878,6 +2878,7 @@ write_err: static int spi_nor_check(struct spi_nor *nor) { if (!nor->dev || + (!nor->spimem && !nor->controller_ops) || (!nor->spimem && nor->controller_ops && (!nor->controller_ops->read || !nor->controller_ops->write || @@ -2887,6 +2888,11 @@ static int spi_nor_check(struct spi_nor *nor) return -EINVAL; } + if (nor->spimem && nor->controller_ops) { + dev_err(nor->dev, "nor->spimem and nor->controller_ops are mutually exclusive, please set just one of them.\n"); + return -EINVAL; + } + return 0; } |