On Tue, Apr 24, 2018 at 10:32 PM, Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote: > Hi, > > > Overview > ======== > Let's continue the removal of old platforms. We already get rid of Exynos4212. > Now it's time for Exynos5440. > > The Exynos5440 (quad-core A15 with GMAC, PCIe, SATA) was targeting > server platforms but it did not make it to the market really. There are > no development boards with it and probably there are no real products > neither. The development for Exynos5440 ended in 2013 and since then > the platform is in maintenance mode. > > The only development happening around it is the PCIe driver for Exynos5433 > (ARMv8). [1] > > Removing Exynos5440, makes our life slightly easier: > 1. Less maintenance, > 2. Smaller code, less quirks, > 3. No need to preserve (imaginary) backward-compatibility for Exynos PCIe > driver (so it is easier to add support for Exynos5433). > > > Because of point (3) above - I left the PCIe and PCIe PHY drivers intact. > > > Dependencies > ============ > I think about starting with removal of DTS in some kernel release (patch 1/10). > Then all drivers can be removed/updated - subsystem maintainers can pick their > patches freely. > > Finally, after getting rid of all Exynos5440 symbols, the last patch (10/10) will > end in arm-soc tree. > > > Any comments? I don't see any hard dependency here, if this is all unused, I think we can apply both patches 1 and 10 into arm-soc at the same time as merging the other patches through the respective subsystem trees. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html