[PATCH v2 4/7] arm: a37xx: pci: Find PCIe controller node by compatible instead of path

[Stefan Roese]

On 26.05.21 17:59, Pali Rohár wrote:
> Find PCIe DT node by compatible string instead of retrieving it by using
> hardcoded DT path.
> 
> Signed-off-by: Pali Rohár <pali at kernel.org>
> Reviewed-by: Marek Behún <marek.behun at nic.cz>

Reviewed-by: Stefan Roese <sr at denx.de>

Thanks,
Stefan

> ---
>   arch/arm/mach-mvebu/armada3700/cpu.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/arch/arm/mach-mvebu/armada3700/cpu.c b/arch/arm/mach-mvebu/armada3700/cpu.c
> index 0cf60d7cdd7d..1abac7c9a47a 100644
> --- a/arch/arm/mach-mvebu/armada3700/cpu.c
> +++ b/arch/arm/mach-mvebu/armada3700/cpu.c
> @@ -53,8 +53,6 @@
>   #define A3700_PTE_BLOCK_DEVICE \
>   	(PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE)
>   
> -#define PCIE_PATH			"/soc/pcie at d0070000"
> -
>   DECLARE_GLOBAL_DATA_PTR;
>   
>   static struct mm_region mvebu_mem_map[MAX_MEM_MAP_REGIONS] = {
> @@ -288,7 +286,7 @@ int a3700_fdt_fix_pcie_regions(void *blob)
>   	const u32 *ranges;
>   	int node, len;
>   
> -	node = fdt_path_offset(blob, PCIE_PATH);
> +	node = fdt_node_offset_by_compatible(blob, -1, "marvell,armada-3700-pcie");
>   	if (node < 0)
>   		return node;
>   
> 


Viele Grüße,
Stefan

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