[PATCH 4/6] arm: a37xx: pci: Find PCIe controller node by compatible instead of path

[Pali Rohár]

Find PCIe DT node by compatible string instead of retrieving it by using
hardcoded DT path.

Signed-off-by: Pali Rohár <p...@kernel.org>
Reviewed-by: Marek Behún <marek.be...@nic.cz>
---
 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@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;
 
-- 
2.20.1