diff options
Diffstat (limited to 'drivers/spi/spi-wpcm-fiu.c')
| -rw-r--r-- | drivers/spi/spi-wpcm-fiu.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/spi/spi-wpcm-fiu.c b/drivers/spi/spi-wpcm-fiu.c index 6b16a22cc3a4..a9aee2a6c7dc 100644 --- a/drivers/spi/spi-wpcm-fiu.c +++ b/drivers/spi/spi-wpcm-fiu.c @@ -378,7 +378,7 @@ static int wpcm_fiu_dirmap_create(struct spi_mem_dirmap_desc *desc) int cs = spi_get_chipselect(desc->mem->spi, 0); if (desc->info.op_tmpl.data.dir != SPI_MEM_DATA_IN) - return -ENOTSUPP; + return -EOPNOTSUPP; /* * Unfortunately, FIU only supports a 16 MiB direct mapping window (per @@ -387,11 +387,11 @@ static int wpcm_fiu_dirmap_create(struct spi_mem_dirmap_desc *desc) * flashes that are bigger than 16 MiB. */ if (desc->info.offset + desc->info.length > MAX_MEMORY_SIZE_PER_CS) - return -ENOTSUPP; + return -EINVAL; /* Don't read past the memory window */ if (cs * MAX_MEMORY_SIZE_PER_CS + desc->info.offset + desc->info.length > fiu->memory_size) - return -ENOTSUPP; + return -EINVAL; return 0; } @@ -448,12 +448,10 @@ static int wpcm_fiu_probe(struct platform_device *pdev) fiu = spi_controller_get_devdata(ctrl); fiu->dev = dev; - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control"); - fiu->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(fiu->regs)) { - dev_err(dev, "Failed to map registers\n"); - return PTR_ERR(fiu->regs); - } + fiu->regs = devm_platform_ioremap_resource_byname(pdev, "control"); + if (IS_ERR(fiu->regs)) + return dev_err_probe(dev, PTR_ERR(fiu->regs), + "Failed to map registers\n"); fiu->clk = devm_clk_get_enabled(dev, NULL); if (IS_ERR(fiu->clk)) @@ -462,10 +460,9 @@ static int wpcm_fiu_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "memory"); fiu->memory = devm_ioremap_resource(dev, res); fiu->memory_size = min_t(size_t, resource_size(res), MAX_MEMORY_SIZE_TOTAL); - if (IS_ERR(fiu->memory)) { - dev_err(dev, "Failed to map flash memory window\n"); - return PTR_ERR(fiu->memory); - } + if (IS_ERR(fiu->memory)) + return dev_err_probe(dev, PTR_ERR(fiu->memory), + "Failed to map flash memory window\n"); fiu->shm_regmap = syscon_regmap_lookup_by_phandle_optional(dev->of_node, "nuvoton,shm"); |