[U-Boot] [PATCH v4 0/4] dm: pci: Support pci devices in the device tree with driver model

[Bin Meng]

Support pci uart devices in the device tree with driver model.

With this series, pci uart now works on Intel Crown Bay with driver model.
"dm tree" output below:

=> dm tree
 Class       Probed   Name
 ----------------------------------------
 root        [ + ]    root_driver
 serial      [   ]    |-- serial
 rtc         [   ]    |-- rtc
 gpio        [   ]    |-- gpioa
 gpio        [   ]    |-- gpiob
 spi         [ + ]    |-- spi
 spi_flash   [   ]    |   `-- spi-flash at 0
 pci         [ + ]    |-- pci
 pci         [ + ]    |   |-- pcie at 17,0
 pci         [ + ]    |   |   `-- topcliff at 0,0
 serial      [   ]    |   |       |-- uart at a,1
 serial      [   ]    |   |       |-- uart at a,2
 serial      [ + ]    |   |       |-- uart at a,3
 serial      [   ]    |   |       |-- uart at a,4
 pci_generic [   ]    |   |       |-- pci_2:0.0
 pci_generic [   ]    |   |       |-- pci_2:0.1
 pci_generic [   ]    |   |       |-- pci_2:0.2
 pci_generic [   ]    |   |       |-- pci_2:2.0
 pci_generic [   ]    |   |       |-- pci_2:2.1
 pci_generic [   ]    |   |       |-- pci_2:2.2
 pci_generic [   ]    |   |       |-- pci_2:2.3
 pci_generic [   ]    |   |       |-- pci_2:6.0
 pci_generic [   ]    |   |       |-- pci_2:8.0
 pci_generic [   ]    |   |       |-- pci_2:8.1
 pci_generic [   ]    |   |       |-- pci_2:8.2
 pci_generic [   ]    |   |       |-- pci_2:8.3
 pci_generic [   ]    |   |       |-- pci_2:a.0
 pci_generic [   ]    |   |       |-- pci_2:c.0
 pci_generic [   ]    |   |       |-- pci_2:c.2
 pci_generic [   ]    |   |       `-- pci_2:c.3
 pci_generic [   ]    |   |-- pci_0:0.0
 pci_generic [   ]    |   |-- pci_0:2.0
 pci         [ + ]    |   |-- pci_0:18.0
 pci         [ + ]    |   |-- pci_0:19.0
 pci         [ + ]    |   |-- pci_0:1a.0
 pci_generic [   ]    |   |-- pci_0:1b.0
 pci_generic [   ]    |   `-- pci_0:1f.0
 simple_bus  [ + ]    `-- cpus
 cpu         [ + ]        |-- cpu at 0
 cpu         [ + ]        `-- cpu at 1


Changes in v4:
- Fix memory leak in device_probe_child()

Changes in v3:
- Rebase on u-boot-x86/master
- Drop v2 patches which were already applied

Bin Meng (4):
  dm: pci: Optimize pci_uclass_post_bind()
  dm: core: Fix code reentrancy issue in device_probe_child()
  x86: crownbay: Support Topcliff integrated pci uart devices with
    driver model
  dm: pci: Document binding of pci device drivers

 arch/x86/dts/crownbay.dts     | 15 ++++++---
 doc/driver-model/pci-info.txt | 71 +++++++++++++++++++++++++++++++++++++++++--
 drivers/core/device.c         | 19 +++++++++---
 drivers/pci/pci-uclass.c      |  7 +++++
 4 files changed, 99 insertions(+), 13 deletions(-)

-- 
1.8.2.1