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authorJosh Wu <josh.wu@atmel.com>2013-09-18 07:31:19 +0400
committerBrian Norris <computersforpeace@gmail.com>2013-10-28 03:27:03 +0400
commite9d8da807d818ce8e8399f528fd8efaac3eef36b (patch)
treeed6595a58129b96afb02c4e9be8c00e02c3ae495 /drivers/mtd/nand/atmel_nand.c
parent86bc7bddc9bf7841372df5880805506228dbf4f4 (diff)
downloadlinux-e9d8da807d818ce8e8399f528fd8efaac3eef36b.tar.xz
mtd: atmel_nand: remove #if defined(CONFIG_OF) around OF-specific code
Since the of specific code are declared in <linux/of_mtd.h> regardless of CONFIG_OF. Remove the #if defined(CONFIG_OF) guard and use an IS_ENABLED(CONFIG_OF) instead. Thanks to Ezequiel Garcia's for this protype. Signed-off-by: Josh Wu <josh.wu@atmel.com> Acked-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/nand/atmel_nand.c')
-rw-r--r--drivers/mtd/nand/atmel_nand.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 060feeaf6b3e..72c26112df85 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1449,7 +1449,6 @@ static void atmel_nand_hwctl(struct mtd_info *mtd, int mode)
ecc_writel(host->ecc, CR, ATMEL_ECC_RST);
}
-#if defined(CONFIG_OF)
static int atmel_of_init_port(struct atmel_nand_host *host,
struct device_node *np)
{
@@ -1457,7 +1456,7 @@ static int atmel_of_init_port(struct atmel_nand_host *host,
u32 offset[2];
int ecc_mode;
struct atmel_nand_data *board = &host->board;
- enum of_gpio_flags flags;
+ enum of_gpio_flags flags = 0;
if (of_property_read_u32(np, "atmel,nand-addr-offset", &val) == 0) {
if (val >= 32) {
@@ -1540,13 +1539,6 @@ static int atmel_of_init_port(struct atmel_nand_host *host,
return 0;
}
-#else
-static int atmel_of_init_port(struct atmel_nand_host *host,
- struct device_node *np)
-{
- return -EINVAL;
-}
-#endif
static int __init atmel_hw_nand_init_params(struct platform_device *pdev,
struct atmel_nand_host *host)
@@ -2019,7 +2011,8 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
mtd = &host->mtd;
nand_chip = &host->nand_chip;
host->dev = &pdev->dev;
- if (pdev->dev.of_node) {
+ if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
+ /* Only when CONFIG_OF is enabled of_node can be parsed */
res = atmel_of_init_port(host, pdev->dev.of_node);
if (res)
goto err_nand_ioremap;
@@ -2207,14 +2200,12 @@ static int __exit atmel_nand_remove(struct platform_device *pdev)
return 0;
}
-#if defined(CONFIG_OF)
static const struct of_device_id atmel_nand_dt_ids[] = {
{ .compatible = "atmel,at91rm9200-nand" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, atmel_nand_dt_ids);
-#endif
static int atmel_nand_nfc_probe(struct platform_device *pdev)
{
@@ -2253,12 +2244,10 @@ static int atmel_nand_nfc_probe(struct platform_device *pdev)
return 0;
}
-#if defined(CONFIG_OF)
static struct of_device_id atmel_nand_nfc_match[] = {
{ .compatible = "atmel,sama5d3-nfc" },
{ /* sentinel */ }
};
-#endif
static struct platform_driver atmel_nand_nfc_driver = {
.driver = {