mfd: Use of_property_read_reg() to parse "reg"

Message ID 20230609183159.1766429-1-robh@kernel.org
State New
Headers
Series mfd: Use of_property_read_reg() to parse "reg" |

Commit Message

Rob Herring June 9, 2023, 6:31 p.m. UTC
  Use the recently added of_property_read_reg() helper to get the
untranslated "reg" address value.

Signed-off-by: Rob Herring <robh@kernel.org>
---
 drivers/mfd/mfd-core.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)
  

Comments

Lee Jones June 15, 2023, 3:23 p.m. UTC | #1
On Fri, 09 Jun 2023, Rob Herring wrote:

> Use the recently added of_property_read_reg() helper to get the
> untranslated "reg" address value.
> 
> Signed-off-by: Rob Herring <robh@kernel.org>
> ---
>  drivers/mfd/mfd-core.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)

Applied, thanks
  

Patch

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 695d50b3bac6..0ed7c0d7784e 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -102,7 +102,6 @@  static int mfd_match_of_node_to_dev(struct platform_device *pdev,
 {
 #if IS_ENABLED(CONFIG_OF)
 	struct mfd_of_node_entry *of_entry;
-	const __be32 *reg;
 	u64 of_node_addr;
 
 	/* Skip if OF node has previously been allocated to a device */
@@ -115,13 +114,10 @@  static int mfd_match_of_node_to_dev(struct platform_device *pdev,
 		goto allocate_of_node;
 
 	/* We only care about each node's first defined address */
-	reg = of_get_address(np, 0, NULL, NULL);
-	if (!reg)
+	if (of_property_read_reg(np, 0, &of_node_addr, NULL))
 		/* OF node does not contatin a 'reg' property to match to */
 		return -EAGAIN;
 
-	of_node_addr = of_read_number(reg, of_n_addr_cells(np));
-
 	if (cell->of_reg != of_node_addr)
 		/* No match */
 		return -EAGAIN;