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mfd: core: Use of_property_read_reg() to parse "reg"

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Use the recently added of_property_read_reg() helper to get the
untranslated "reg" address value.

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230609183159.1766429-1-robh@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Rob Herring 2023-06-09 12:31:59 -06:00 committed by Lee Jones
parent 7c81582c0b
commit c7fe3bbfd6
1 changed files with 1 additions and 5 deletions
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6
drivers/mfd/mfd-core.c
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@ -102,7 +102,6 @@ static int mfd_match_of_node_to_dev(struct platform_device *pdev,
{ {
#if IS_ENABLED(CONFIG_OF) #if IS_ENABLED(CONFIG_OF)
struct mfd_of_node_entry *of_entry; struct mfd_of_node_entry *of_entry;
const __be32 *reg;
u64 of_node_addr; u64 of_node_addr;
/* Skip if OF node has previously been allocated to a device */ /* 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; goto allocate_of_node;
/* We only care about each node's first defined address */ /* We only care about each node's first defined address */
reg = of_get_address(np, 0, NULL, NULL); if (of_property_read_reg(np, 0, &of_node_addr, NULL))
if (!reg)
/* OF node does not contatin a 'reg' property to match to */ /* OF node does not contatin a 'reg' property to match to */
return -EAGAIN; return -EAGAIN;
of_node_addr = of_read_number(reg, of_n_addr_cells(np));
if (cell->of_reg != of_node_addr) if (cell->of_reg != of_node_addr)
/* No match */ /* No match */
return -EAGAIN; return -EAGAIN;