If we have a PCI config space specified in something like a ranges
property we should treat it as memory type resource. Use the
IORESOURCE_ECFG bit to distinguish the config space from standard
IORESOURCE_MEM resources.

Signed-off-by: Kumar Gama <ga...@codeaurora.org>
[Updated commit log and added IORESOURCE_ECFG bit]
Signed-off-by: Liviu Dudau <liviu.du...@arm.com>
---
 drivers/of/address.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/of/address.c b/drivers/of/address.c
index 2fcfbae..877e9e5 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -123,6 +123,9 @@ static unsigned int of_bus_pci_get_flags(const __be32 *addr)
        u32 w = be32_to_cpup(addr);
 
        switch((w >> 24) & 0x03) {
+       case 0x00: /* cfg space */
+               flags |= IORESOURCE_MEM | IORESOURCE_PCI_ECFG;
+               break;
        case 0x01:
                flags |= IORESOURCE_IO;
                break;
-- 
1.9.2

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to