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From: Stephen Boyd <swboyd@chromium.org>
To: Prasad Malisetty <pmaliset@codeaurora.org>,
	agross@kernel.org, bhelgaas@google.com,
	bjorn.andersson@linaro.org, lorenzo.pieralisi@arm.com,
	robh+dt@kernel.org, svarbanov@mm-sol.com
Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	dianders@chromium.org, mka@chromium.org, vbadigan@codeaurora.org,
	sallenki@codeaurora.org, manivannan.sadhasivam@linaro.org
Subject: Re: [PATCH v8 4/4] PCI: qcom: Switch pcie_1_pipe_clk_src after PHY init in SC7280
Date: Mon, 20 Sep 2021 12:53:41 -0700	[thread overview]
Message-ID: <CAE-0n53d9wjc7-U2M6i5MzjAqOxu8oNUcihrxJv-HJnRX0TJHQ@mail.gmail.com> (raw)
In-Reply-To: <1631898947-27433-5-git-send-email-pmaliset@codeaurora.org>

Quoting Prasad Malisetty (2021-09-17 10:15:47)
> On the SC7280, the clock source for gcc_pcie_1_pipe_clk_src
> must be the TCXO while gdsc is enabled. After PHY init successful
> clock source should switch to pipe clock for gcc_pcie_1_pipe_clk_src.
>
> Signed-off-by: Prasad Malisetty <pmaliset@codeaurora.org>
> ---

One nit below

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

> @@ -1488,7 +1553,9 @@ static int qcom_pcie_probe(struct platform_device *pdev)
>
>         pcie->pci = pci;
>
> -       pcie->ops = of_device_get_match_data(dev);
> +       pcie_cfg = of_device_get_match_data(dev);
> +       pcie->ops = pcie_cfg->ops;

Maybe worth failing probe with if (!pcie->ops) just to be a little
nicer here.

> +       pcie->pipe_clk_need_muxing = pcie_cfg->pipe_clk_need_muxing;
>
>         pcie->reset = devm_gpiod_get_optional(dev, "perst", GPIOD_OUT_HIGH);
>         if (IS_ERR(pcie->reset)) {

  reply	other threads:[~2021-09-21  1:39 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-17 17:15 [PATCH v8 0/4] Add DT bindings and DT nodes for PCIe and PHY in SC7280 Prasad Malisetty
2021-09-17 17:15 ` [PATCH v8 1/4] dt-bindings: pci: qcom: Document PCIe bindings for SC7280 Prasad Malisetty
2021-09-17 17:15 ` [PATCH v8 2/4] arm64: dts: qcom: sc7280: Add PCIe and PHY related nodes Prasad Malisetty
2021-09-17 17:15 ` [PATCH v8 3/4] arm64: dts: qcom: sc7280: Add PCIe nodes for IDP board Prasad Malisetty
2021-09-20 19:51   ` Stephen Boyd
2021-09-28 13:36     ` Prasad Malisetty
2021-09-17 17:15 ` [PATCH v8 4/4] PCI: qcom: Switch pcie_1_pipe_clk_src after PHY init in SC7280 Prasad Malisetty
2021-09-20 19:53   ` Stephen Boyd [this message]
2021-09-23 10:01     ` Prasad Malisetty

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