[PATCH 2/5] pci: mpc85xx: Simplfy code with dev_remap_addr()

Peng Fan (OSS) peng.fan at oss.nxp.com
Tue May 26 10:09:10 CEST 2026


From: Peng Fan <peng.fan at nxp.com>

devfdt_get_addr_ptr() + map_physmem() could be simplifed with
devfdt_remap_addr(). But to avoid direct dependency on devfdt_* helpers,
use dev_remap_addr().

No functional changes.

Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 drivers/pci/pci_mpc85xx.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/pci/pci_mpc85xx.c b/drivers/pci/pci_mpc85xx.c
index c07feba7976..96550a9ff8f 100644
--- a/drivers/pci/pci_mpc85xx.c
+++ b/drivers/pci/pci_mpc85xx.c
@@ -170,13 +170,14 @@ static int mpc85xx_pci_dm_remove(struct udevice *dev)
 static int mpc85xx_pci_of_to_plat(struct udevice *dev)
 {
 	struct mpc85xx_pci_priv *priv = dev_get_priv(dev);
-	fdt_addr_t addr;
+	void __iomem *addr;
 
-	addr = devfdt_get_addr_index(dev, 0);
-	if (addr == FDT_ADDR_T_NONE)
+	addr = dev_remap_addr_index(dev, 0);
+	if (!addr)
 		return -EINVAL;
-	priv->cfg_addr = (void __iomem *)map_physmem(addr, 0, MAP_NOCACHE);
-	priv->cfg_data = (void __iomem *)((ulong)priv->cfg_addr + 4);
+
+	priv->cfg_addr = addr;
+	priv->cfg_data = priv->cfg_addr + 4;
 
 	return 0;
 }

-- 
2.51.0



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