diff options
Diffstat (limited to 'drivers/core')
| -rw-r--r-- | drivers/core/Makefile | 6 | ||||
| -rw-r--r-- | drivers/core/ofnode_graph.c | 2 | ||||
| -rw-r--r-- | drivers/core/uclass.c | 19 |
3 files changed, 23 insertions, 4 deletions
diff --git a/drivers/core/Makefile b/drivers/core/Makefile index 657e589c286..a549890c22b 100644 --- a/drivers/core/Makefile +++ b/drivers/core/Makefile @@ -6,16 +6,16 @@ obj-y += device.o fdtaddr.o lists.o root.o uclass.o util.o tag.o obj-$(CONFIG_$(PHASE_)ACPIGEN) += acpi.o obj-$(CONFIG_$(PHASE_)DEVRES) += devres.o obj-$(CONFIG_$(PHASE_)DM_DEVICE_REMOVE) += device-remove.o -obj-$(CONFIG_$(XPL_)SIMPLE_BUS) += simple-bus.o +obj-$(CONFIG_$(PHASE_)SIMPLE_BUS) += simple-bus.o obj-$(CONFIG_SIMPLE_PM_BUS) += simple-pm-bus.o obj-$(CONFIG_DM) += dump.o obj-$(CONFIG_$(PHASE_)REGMAP) += regmap.o obj-$(CONFIG_$(PHASE_)SYSCON) += syscon-uclass.o -obj-$(CONFIG_$(XPL_)OF_LIVE) += of_access.o of_addr.o +obj-$(CONFIG_$(PHASE_)OF_LIVE) += of_access.o of_addr.o ifndef CONFIG_DM_DEV_READ_INLINE obj-$(CONFIG_OF_CONTROL) += read.o endif -obj-$(CONFIG_$(XPL_)OF_PLATDATA) += read.o +obj-$(CONFIG_$(PHASE_)OF_PLATDATA) += read.o obj-$(CONFIG_OF_CONTROL) += of_extra.o ofnode.o read_extra.o ofnode_graph.o ccflags-$(CONFIG_DM_DEBUG) += -DDEBUG diff --git a/drivers/core/ofnode_graph.c b/drivers/core/ofnode_graph.c index 90c92af3258..175ac768771 100644 --- a/drivers/core/ofnode_graph.c +++ b/drivers/core/ofnode_graph.c @@ -98,7 +98,7 @@ ofnode ofnode_graph_get_port_by_id(ofnode parent, u32 id) * @id: id for the endpoint * * Return: ofnode in given endpoint or ofnode_null() if not found. - * reg and port_reg are ignored when they are -1. + * reg_id and id are ignored when they are -1. */ ofnode ofnode_graph_get_endpoint_by_regs(ofnode parent, int reg_id, int id) { diff --git a/drivers/core/uclass.c b/drivers/core/uclass.c index f846a35d6b2..ce5e61bbaa6 100644 --- a/drivers/core/uclass.c +++ b/drivers/core/uclass.c @@ -16,6 +16,7 @@ #include <dm/device.h> #include <dm/device-internal.h> #include <dm/lists.h> +#include <dm/ofnode_graph.h> #include <dm/uclass.h> #include <dm/uclass-internal.h> #include <dm/util.h> @@ -582,6 +583,24 @@ int uclass_get_device_by_phandle(enum uclass_id id, struct udevice *parent, ret = uclass_find_device_by_phandle(id, parent, name, &dev); return uclass_get_device_tail(dev, ret, devp); } + +int uclass_get_device_by_endpoint(enum uclass_id class_id, struct udevice *dev, + int port_idx, int ep_idx, struct udevice **devp) +{ + ofnode node_source = dev_ofnode(dev); + ofnode node_dest = ofnode_graph_get_remote_node(node_source, port_idx, ep_idx); + struct udevice *target = NULL; + int ret; + + if (!ofnode_valid(node_dest)) + return -EINVAL; + + ret = uclass_find_device_by_ofnode(class_id, node_dest, &target); + if (ret) + return -ENODEV; + + return uclass_get_device_tail(target, 0, devp); +} #endif /* |