Re: [PATCH V3 0/4] PCI: exynos: use the PHY generic framework
From: Bjorn Helgaas
Date: Fri Feb 17 2017 - 14:51:55 EST
On Thu, Feb 16, 2017 at 07:33:15AM +0900, Jaehoon Chung wrote:
> Dear Bjorn,
> On 02/16/2017 06:11 AM, Bjorn Helgaas wrote:
> > On Mon, Feb 13, 2017 at 05:26:09PM +0900, Jaehoon Chung wrote:
> >> This patcheset is for using PHY generic framework.
> >> Current pci-exyns doesn't use the phy framework since there haven't been on
> >> PHY subsystem when Exynos5440 had bean upstreamed.
> >> It's making a difficult to upstream the other Exynos variants because of different
> >> PHY registers.
> >> This patcheset has the below modifications:
> >> 1) Introduces the phy-exynos-pcie
> >> 2) Handles PHY register from PHY framework for pci-exynos
> >> 3) Modifies the dt-binding of pci-exynos
> >> 4) Maintains the backward compatibility
> >> Changelog on V3:
> >> - Drops "ARM: dts: exynos5440: support the phy-pcie node of pcie"
> >> : Will send this patch after applying this patchset.
> >> - Fixes typo
> >> - Based on latest PCI git repository (host-exynos branch)
> >> - Changes commit message
> >> - Removes the dependency
> >> Changelog on V2:
> >> - Keep current codes for backward compatibility
> >> - Fixes some typos
> >> - Split the patches for removing the dependency
> >> - Removes the unnecessary codes
> >> - Change the patch's sequence
> >> - Based on latest PCI git repository.(next branch)
> >> Jaehoon Chung (4):
> >> Documetation: samsung-phy: add the exynos-pcie-phy binding
> >> phy: phy-exynos-pcie: Add support for Exynos PCIe phy
> >> Documetation: binding: modify the exynos5440 pcie binding
> >> PCI: exynos: support the using PHY generic framework
> >> .../bindings/pci/samsung,exynos5440-pcie.txt | 29 +++
> >> .../devicetree/bindings/phy/samsung-phy.txt | 17 ++
> >> drivers/pci/host/pci-exynos.c | 54 +++-
> >> drivers/phy/Kconfig | 8 +
> >> drivers/phy/Makefile | 1 +
> >> drivers/phy/phy-exynos-pcie.c | 285 +++++++++++++++++++++
> >> 6 files changed, 390 insertions(+), 4 deletions(-)
> >> create mode 100644 drivers/phy/phy-exynos-pcie.c
> > I made the updates Vivek suggested and provisionally added these to my
> > pci/host-exynos branch to get some build testing.
> > Kishon, I guess it probably makes more sense for me to apply this
> > because even though the drivers/pci changes are small, I think they
> > depend on other pci-exynos.c changes that are on my branch but not in
> > Linus' tree yet.
I haven't heard from Kishon, but I merged these to my -next branch for