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

Neil Armstrong neil.armstrong at linaro.org
Tue May 26 09:00:59 CEST 2026


On 5/26/26 10:09, Peng Fan (OSS) wrote:
> 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;
>   }
> 

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

Thanks,
Neil


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