On Fri, 30 Jan 2026 09:38:00 -0600, George McCollister wrote:
> This patch series brings over several changes from Linux that are required
> to get PCIe working on the j722s and also enables PCIe in
> j722s_evm_a53_defconfig. This allows Linux to be booted from an NVMe drive.
>
> The J722S SoC provides pcie0 (using pcie_cdns_ti) thru serdes1
> (using phy-cadence-torrent) thru serdes_wiz1 (using phy-j721e-wiz). Changes
> to the three drivers needed to be ported from Linux to enable the REFCLK
> output which is used with this SoC. These changes should be tested on other
> platforms using these drivers by those with the hardware available to make
> sure no problems were introduced.
>
> [...]
Applied to u-boot/master, thanks!
[1/6] pci: skip unnecessary PCIe scanning
commit: fbde868ba4aa05d6f04d4969a63e86607f725f59
[2/6] phy: ti: j721e-wiz: Enable reference clock output in cmn_refclk_<p/m>
commit: d7817a20c9e59b6a534403e90417b6910bb4a7cc
[3/6] phy: cadence-torrent: Add support to drive refclk out
commit: 88e3fcef7ff0ae96eb2a24affd0f074643499381
[4/6] pci: pcie_cdns_ti: Add support to provide refclk to PCIe connector
commit: 3d07fe1390b352b897683f3eaf7ee62786474144
[5/6] pci: pcie_cdns_ti: Add PCIe support for J722S SoC
commit: 795b1fd2dff8a8abc464c9f9a85e0b11966bbd1b
[6/6] configs: j722s_evm_a53_defconfig: enable PCIe
commit: 0cf1b43dbbb317efbdacf144e050e1d4adf886d8
--
Tom
