diff options
Diffstat (limited to 'drivers/of/address.c')
| -rw-r--r-- | drivers/of/address.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/of/address.c b/drivers/of/address.c index d177a2b9edaf..f0f8f0dd191c 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -1031,20 +1031,15 @@ EXPORT_SYMBOL_GPL(of_dma_is_coherent); * * Returns true if the "nonposted-mmio" property was found for * the device's bus. - * - * This is currently only enabled on builds that support Apple ARM devices, as - * an optimization. */ static bool of_mmio_is_nonposted(const struct device_node *np) { - if (!IS_ENABLED(CONFIG_ARCH_APPLE)) - return false; - struct device_node *parent __free(device_node) = of_get_parent(np); - if (!parent) - return false; - return of_property_read_bool(parent, "nonposted-mmio"); + if (of_property_read_bool(np, "nonposted-mmio")) + return true; + + return parent && of_property_read_bool(parent, "nonposted-mmio"); } static int __of_address_to_resource(struct device_node *dev, int index, int bar_no, |