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in addition, amend the Kconfig help text to >>>>>>>>>> reflect the fact that this driver is no longer exclusive to Tegra194. >>>>>>>>>> >>>>>>>>> >>>>>>>>> I vaguely remember asking about this a while back during some other patch review >>>>>>>>> and I don't remember what we concluded. >>>>>>>>>> Thierry, Jon, thoughts? >>>>>>>> >>>>>>>> So ARCH_TEGRA means that this can be enabled for the legacy 32-bit Tegra >>>>>>>> devices as well as the current 64-bit Tegra devices (such as Tegra194). >>>>>>>> Given that this driver is only used for Tegra194 and Tegra234, it seems it >>>>>>>> would be better to only enable this for Tegra194 and Tegra234 instead of any >>>>>>>> Tegra. >>>>>>>> >>>>>>> >>>>>>> The dependency means, whenever someone tries to enable PCIE_TEGRA194_HOST, >>>>>>> ARCH_TEGRA should be enabled. So as long as someone not trying to enable >>>>>>> PCIE_TEGRA194_HOST for 32bit Tegra systems, ARCH_TEGRA should work fine and >>>>>>> PCIE_TEGRA194_HOST is not selected by arch/arm/configs/tegra_defconfig. So I >>>>>>> don't see any blocker with this patch. In fact, many other archs do the same. >>>>>>> >>>>>>> But I don't like extending the Kconfig with per SoC dependency as it won't >>>>>>> scale. >>>>>> >>>>>> We already have a patch from Vidya: >>>>>> [PATCH V4] PCI: dwc: tegra194: Broaden architecture dependency >>>>>> that was sent 2025-05-08 >>>>>> >>>>>> Back then, the reason why it wasn't merged was because it required a >>>>>> similar change to the PHY driver to go in first: >>>>>> https://lore.kernel.org/linux-pci/174722268141.85510.14696275121588719556.b4-ty@kernel.org/ >>>>>> >>>>>> The PHY driver change was merged in v6.16: >>>>>> 0c2228731974 ("phy: tegra: p2u: Broaden architecture dependency") >>>>>> >>>>>> So, I think we could just merge: >>>>>> https://lore.kernel.org/linux-pci/20250508051922.4134041-1-vidyas@nvidia.com/ >>>>>> >>>>>> (Assuming it still applies.) >>>>> >>>>> Yes it does and applying Sagar's patch is fine with me. So it you want to >>>>> apply Sagar's patch please add my ... >>>>> >>>> >>>> Don't we need: >>>> >>>> depends on (ARCH_TEGRA && ARM64) || COMPILE_TEST >>> >>> This is exactly what I originally suggested to Vidya: >>> https://lore.kernel.org/linux-pci/Z6XjWJd9jm0HHNXW@ryzen/ >>> >>> >>>> >>>> in the above patch? >>> >>> The above patch instead has: >>> >>> depends on ARCH_TEGRA && (ARM64 || COMPILE_TEST) >>> >>> I don't know why Vidya did not use my suggestion exactly, but I guess I >>> assumed that he had a reason not to use my suggestion exactly. >> >> Looking 0c2228731974 ("phy: tegra: p2u: Broaden architecture >> dependency") we ended up just merging ... >> >> diff --git a/drivers/phy/tegra/Kconfig b/drivers/phy/tegra/Kconfig >> index f30cfb42b210..342fb736da4b 100644 >> --- a/drivers/phy/tegra/Kconfig >> +++ b/drivers/phy/tegra/Kconfig >> @@ -13,7 +13,7 @@ config PHY_TEGRA_XUSB >> config PHY_TEGRA194_P2U >> tristate "NVIDIA Tegra194 PIPE2UPHY PHY driver" >> - depends on ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC || COMPILE_TEST >> + depends on ARCH_TEGRA || COMPILE_TEST >> select GENERIC_PHY >> help >> >> So I guess we could just merge Francesco's original suggestion for >> consistency. Otherwise I would be happy with ... >> >> depends on (ARCH_TEGRA && ARM64) || COMPILE_TEST >> > > I made the above change applied Vidya's patch. Thanks Jon and Niklas! Thanks! Feel free to add my ... Acked-by: Jon Hunter Jon -- nvpublic