Merge tag 'dm-pull-9jul19-take2' of https://gitlab.denx.de/u-boot/custodians/u-boot-dm

- Sandbox improvements including .dts refactor
- Minor tracing and PCI improvements
- Various other minor fixes
- Conversion of patman, dtoc and binman to support Python 3

5 files changed, 47 insertions, 10 deletions

diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h
index 50affaf..5d75021 100644
--- a/include/configs/sandbox.h
+++ b/include/configs/sandbox.h
@@ -63,7 +63,11 @@
 	func(HOST, host, 1) \
 	func(HOST, host, 0)
 
+#ifdef __ASSEMBLY__
+#define BOOTENV
+#else
 #include <config_distro_bootcmd.h>
+#endif
 
 #define CONFIG_KEEP_SERVERADDR
 #define CONFIG_UDP_CHECKSUM
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 4ab2ae1..704f915 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -676,12 +676,14 @@ int ofnode_read_simple_size_cells(ofnode node);
  * After relocation and jumping into the real U-Boot binary it is possible to
  * determine if a node was bound in one of SPL/TPL stages.
  *
- * There are 3 settings currently in use
- * -
+ * There are 4 settings currently in use
+ * - u-boot,dm-pre-proper: U-Boot proper pre-relocation only
  * - u-boot,dm-pre-reloc: legacy and indicates any of TPL or SPL
  *   Existing platforms only use it to indicate nodes needed in
  *   SPL. Should probably be replaced by u-boot,dm-spl for
  *   new platforms.
+ * - u-boot,dm-spl: SPL and U-Boot pre-relocation
+ * - u-boot,dm-tpl: TPL and U-Boot pre-relocation
  *
  * @node: node to check
  * @return true if node is needed in SPL/TL, false otherwise
diff --git a/include/dm/util.h b/include/dm/util.h
index 60d3b93..348c2ac 100644
--- a/include/dm/util.h
+++ b/include/dm/util.h
@@ -52,12 +52,14 @@ static inline void dm_dump_devres(void)
  * it is possible to determine if a node was bound in one of
  * SPL/TPL stages.
  *
- * There are 3 settings currently in use
- * -
+ * There are 4 settings currently in use
+ * - u-boot,dm-pre-proper: U-Boot proper pre-relocation only
  * - u-boot,dm-pre-reloc: legacy and indicates any of TPL or SPL
  *   Existing platforms only use it to indicate nodes needed in
  *   SPL. Should probably be replaced by u-boot,dm-spl for
  *   existing platforms.
+ * - u-boot,dm-spl: SPL and U-Boot pre-relocation
+ * - u-boot,dm-tpl: TPL and U-Boot pre-relocation
  * @node: of node
  *
  * Returns true if node is needed in SPL/TL, false otherwise.
diff --git a/include/pci.h b/include/pci.h
index 508f7bc..298d0d4 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -455,6 +455,23 @@
 #define PCI_EXT_CAP_ID_PTM	0x1F	/* Precision Time Measurement */
 #define PCI_EXT_CAP_ID_MAX	PCI_EXT_CAP_ID_PTM
 
+/* Enhanced Allocation Registers */
+#define PCI_EA_NUM_ENT		2	/* Number of Capability Entries */
+#define  PCI_EA_NUM_ENT_MASK	0x3f	/* Num Entries Mask */
+#define PCI_EA_FIRST_ENT	4	/* First EA Entry in List */
+#define  PCI_EA_ES		0x00000007 /* Entry Size */
+#define  PCI_EA_BEI		0x000000f0 /* BAR Equivalent Indicator */
+/* Base, MaxOffset registers */
+/* bit 0 is reserved */
+#define  PCI_EA_IS_64		0x00000002	/* 64-bit field flag */
+#define  PCI_EA_FIELD_MASK	0xfffffffc	/* For Base & Max Offset */
+
+/* PCI Express capabilities */
+#define PCI_EXP_DEVCAP		4	/* Device capabilities */
+#define  PCI_EXP_DEVCAP_FLR     0x10000000 /* Function Level Reset */
+#define PCI_EXP_DEVCTL		8	/* Device Control */
+#define  PCI_EXP_DEVCTL_BCR_FLR 0x8000  /* Bridge Configuration Retry / FLR */
+
 /* Include the ID list */
 
 #include <pci_ids.h>
@@ -1309,12 +1326,16 @@ pci_addr_t dm_pci_phys_to_bus(struct udevice *dev, phys_addr_t addr,
  * dm_pci_map_bar() - get a virtual address associated with a BAR region
  *
  * Looks up a base address register and finds the physical memory address
- * that corresponds to it
+ * that corresponds to it.
+ * Can be used for 32b BARs 0-5 on type 0 functions and for 32b BARs 0-1 on
+ * type 1 functions.
+ * Can also be used on type 0 functions that support Enhanced Allocation for
+ * 32b/64b BARs.  Note that duplicate BEI entries are not supported.
  *
  * @dev:	Device to check
- * @bar:	Bar number to read (numbered from 0)
+ * @bar:	Bar register offset (PCI_BASE_ADDRESS_...)
  * @flags:	Flags for the region type (PCI_REGION_...)
- * @return: pointer to the virtual address to use
+ * @return: pointer to the virtual address to use or 0 on error
  */
 void *dm_pci_map_bar(struct udevice *dev, int bar, int flags);
 
@@ -1411,6 +1432,14 @@ int dm_pci_find_next_ext_capability(struct udevice *dev, int start, int cap);
  */
 int dm_pci_find_ext_capability(struct udevice *dev, int cap);
 
+/**
+ * dm_pci_flr() - Perform FLR if the device suppoorts it
+ *
+ * @dev:	PCI device to reset
+ * @return:	0 if OK, -ENOENT if FLR is not supported by dev
+ */
+int dm_pci_flr(struct udevice *dev);
+
 #define dm_pci_virt_to_bus(dev, addr, flags) \
 	dm_pci_phys_to_bus(dev, (virt_to_phys(addr)), (flags))
 #define dm_pci_bus_to_virt(dev, addr, flags, len, map_flags) \
diff --git a/include/trace.h b/include/trace.h
index 99f34f7..606dba9 100644
--- a/include/trace.h
+++ b/include/trace.h
@@ -39,7 +39,7 @@ struct trace_output_func {
 /* A header at the start of the trace output buffer */
 struct trace_output_hdr {
 	enum trace_chunk_type type;	/* Record type */
-	uint32_t rec_count;		/* Number of records */
+	size_t rec_count;		/* Number of records */
 };
 
 /* Print statistics about traced function calls */
@@ -57,7 +57,7 @@ void trace_print_stats(void);
  * @param needed	Returns number of bytes used / needed
  * @return 0 if ok, -1 on error (buffer exhausted)
  */
-int trace_list_functions(void *buff, int buff_size, unsigned *needed);
+int trace_list_functions(void *buff, size_t buff_size, size_t *needed);
 
 /* Flags for ftrace_record */
 enum ftrace_flags {
@@ -77,7 +77,7 @@ struct trace_call {
 	uint32_t flags;		/* Flags and timestamp */
 };
 
-int trace_list_calls(void *buff, int buff_size, unsigned int *needed);
+int trace_list_calls(void *buff, size_t buff_size, size_t *needed);
 
 /**
  * Turn function tracing on and off