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authorTom Rini <[email protected]>2020-08-25 10:24:40 -0400
committerTom Rini <[email protected]>2020-08-25 13:38:29 -0400
commit9f9ecd3e4d7839e24c182fb7b24937e19b670f1b (patch)
tree4250ad58dba47ae6127d4129b9a19dc648fd064d /drivers/core
parentec54217ddc6f52f3b7dad7a3fd6d8a3abd64ab7e (diff)
parent6944937f9c4d21f39dd257bce7b677a0f6849cea (diff)
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-marvell
- Add basic Marvell/Cavium OcteonTX/TX2 support (Suneel) - Infrastructure changes to PCI uclass to support these SoC's (Suneel) - Add PCI, MMC & watchdog driver drivers for OcteonTX/TX2 (Suneel) - Increase CONFIG_SYS_MALLOC_F_LEN for qemu-x86 (Stefan)
Diffstat (limited to 'drivers/core')
-rw-r--r--drivers/core/read.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/core/read.c b/drivers/core/read.c
index 8bb456bc3f0..86f3f881706 100644
--- a/drivers/core/read.c
+++ b/drivers/core/read.c
@@ -10,6 +10,7 @@
#include <mapmem.h>
#include <asm/types.h>
#include <asm/io.h>
+#include <linux/ioport.h>
int dev_read_u32(const struct udevice *dev, const char *propname, u32 *outp)
{
@@ -359,3 +360,19 @@ int dev_get_child_count(const struct udevice *dev)
{
return ofnode_get_child_count(dev_ofnode(dev));
}
+
+int dev_read_pci_bus_range(const struct udevice *dev,
+ struct resource *res)
+{
+ const u32 *values;
+ int len;
+
+ values = dev_read_prop(dev, "bus-range", &len);
+ if (!values || len < sizeof(*values) * 2)
+ return -EINVAL;
+
+ res->start = *values++;
+ res->end = *values;
+
+ return 0;
+}