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SubjectRe: [PATCH v12 0/5] Add DT bindings and DT nodes for PCIe and PHY in SC7280
On Thu, Oct 07, 2021 at 11:18:38PM +0530, Prasad Malisetty wrote:
> Changes added in v12:
>
> * Sorted pipe_clk muxing changes in patch 4 & 5 as per the commit log.
> -Suggested by Bjorn.
>
> Changes added in v11:
>
> * Modified nvme_pwren name as nvme_pwren.
> * Removed bias-pullup option in nvme_pwren entry [v11 Patch 3/5].
> * Changed pcie1_default_state name to pcie1_clkreq_n.
> * Added NULL pointer check for pcie_cfg.
>
> Changes added in v10:
>
> * v9 [Patch 4/4/] has been split into two separate patches
> * Addressed all comments in IDP [Patch 3/4] file.
>
> Changes added in v9:
> * Added fixed regulator entry for nvme.suggested by Stephen Boyd
> * Added NULL pointer check before accessing ops in pcie probe
> Suggested by Stephen Boyd
>
> Changes added in v8:
>
> * Added seperate pinctrl state for NVMe LDO enable pin [v8 P3/4]
> * Removed pointer initialization for pcie_cfg [v8 P4/4]
> * Replaced bool pcie_pipe_clk_src with unsigned int:1 [v8 P4/4]
> * Changed gcc_pcie_1_pipe_clk_src to pipe_clk_src
>
> Changes added in v7:
>
> * Removed two fallbacks qcom,pcie-sm8250 and snps,dw-pcie.
> * Replaced compatible method in get_resources_2_7_0 with
> flag approach suggested by Bjorn Helgaas .
> * Setting gcc_pcie_1_clk_src as XO in init_2_7_0 for
> gdsc enable.
> * Added specific NVMe GPIO entries for SKU1 and SKU2 support
> in idp.dts and idp2.dts respectively.
> * Moved pcie_1 and pcie_1_phy board specific entries into common
> board file sc7280-idp.dtsi file.
>
> Changes in v6:
>
> * Removed platform check while setting gcc_pcie_1_pipe_clk_src
> as clk_set_parent will return 0 with nop if platform doesn't
> need to switch pipe clk source.
> * Moved wake-n gpio to board specific file sc7280-idp.dtsi
> * Sorted gpio.h header entry in sc7280.dtsi file
>
> Changes in v5:
>
> * Re ordered PCIe, PHY nodes in Soc and board specific dtsi files.
> * Removed ref_clk entry in current patch [PATCH v4 P4/4].
> * I will add ref clk entry in suspend/ resume commits.
> * Added boolean flag in Soc specific dtsi file to differentiate
> SM8250 and SC7280 platforms. based on boolean flag, platforms will handle
> the pipe clk handling.
>
> Changes in v4 as suggested by Bjorn:
>
> * Changed pipe clk mux name as gcc_pcie_1_pipe_clk_src.
> * Changed pipe_ext_src as phy_pipe_clk.
> * Updated commit message for [PATCH v4 4/4].
>
> Changes in v3:
> * Changed pipe clock names in dt bindings as pipe_mux and phy_pipe.
> * Moved reset and NVMe GPIO pin configs into board specific file.
> * Updated pipe clk mux commit message.
>
> Changes in v2:
> * Moved pcie pin control settings into IDP file.
> * Replaced pipe_clk_src with pipe_clk_mux in pcie driver
> * Included pipe clk mux setting change set in this series
>
> Prasad Malisetty (5):
> dt-bindings: pci: qcom: Document PCIe bindings for SC7280
> arm64: dts: qcom: sc7280: Add PCIe and PHY related nodes
> arm64: dts: qcom: sc7280: Add PCIe nodes for IDP board
> PCI: qcom: Add a flag in match data along with ops
> PCI: qcom: Switch pcie_1_pipe_clk_src after PHY init in SC7280
>
> .../devicetree/bindings/pci/qcom,pcie.txt | 17 +++
> arch/arm64/boot/dts/qcom/sc7280-idp.dts | 8 ++
> arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 50 +++++++++
> arch/arm64/boot/dts/qcom/sc7280-idp2.dts | 8 ++
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 118 +++++++++++++++++++++
> drivers/pci/controller/dwc/pcie-qcom.c | 95 +++++++++++++++--
> 6 files changed, 285 insertions(+), 11 deletions(-)

I applied patches [4-5] to pci/qcom for v5.16, thanks I expect other
patches to go via the relevant trees.

Lorenzo

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