From: Shawn Guo <shawnguo@kernel.org>
To: Richard Zhu <hongxing.zhu@nxp.com>
Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
bhelgaas@google.com, frank.li@nxp.com, l.stach@pengutronix.de,
lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org,
s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, linux-pci@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
imx@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v10 4/4] arm64: dt: imx95: Add the missed ref clock for PCIe[0,1]
Date: Tue, 30 Dec 2025 11:28:16 +0800 [thread overview]
Message-ID: <aVNG0BjbEVHhgNCa@dragon> (raw)
In-Reply-To: <20251211064821.2707001-5-hongxing.zhu@nxp.com>
On Thu, Dec 11, 2025 at 02:48:21PM +0800, Richard Zhu wrote:
> i.MX95 PCIes have two reference clock inputs, one of them is from
> internal PLL. It's wired inside chip and present as "ref" clock. It's
> not an optional clock.
>
> Add the missed ref clock for PCIe[0,1].
>
> Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
It doesn't seem to apply to my tree.
Shawn
> ---
> .../boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts b/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
> index 5b6b2bb80b288..1258fcb54681e 100644
> --- a/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
> +++ b/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
> @@ -237,8 +237,9 @@ &pcie0 {
> clocks = <&scmi_clk IMX95_CLK_HSIO>,
> <&pcieclk 1>,
> <&scmi_clk IMX95_CLK_HSIOPLL_VCO>,
> - <&scmi_clk IMX95_CLK_HSIOPCIEAUX>;
> - clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux";
> + <&scmi_clk IMX95_CLK_HSIOPCIEAUX>,
> + <&hsio_blk_ctl 0>;
> + clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux", "ref";
> reset-gpio = <&expander2 9 GPIO_ACTIVE_LOW>;
> status = "okay";
> };
> @@ -250,8 +251,9 @@ &pcie1 {
> clocks = <&scmi_clk IMX95_CLK_HSIO>,
> <&pcieclk 0>,
> <&scmi_clk IMX95_CLK_HSIOPLL_VCO>,
> - <&scmi_clk IMX95_CLK_HSIOPCIEAUX>;
> - clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux";
> + <&scmi_clk IMX95_CLK_HSIOPCIEAUX>,
> + <&hsio_blk_ctl 0>;
> + clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux", "ref";
> reset-gpio = <&expander2 10 GPIO_ACTIVE_LOW>;
> status = "okay";
> };
> --
> 2.37.1
>
next prev parent reply other threads:[~2025-12-30 3:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-11 6:48 [PATCH v10 0/4] PCI: imx6: Add external reference clock mode support Richard Zhu
2025-12-11 6:48 ` [PATCH v10 1/4] dt-bindings: PCI: dwc: Add external reference clock input Richard Zhu
2025-12-11 6:48 ` [PATCH v10 2/4] dt-bindings: PCI: pci-imx6: " Richard Zhu
2025-12-11 15:20 ` Rob Herring (Arm)
2025-12-11 6:48 ` [PATCH v10 3/4] PCI: imx6: Add external reference clock input mode support Richard Zhu
2025-12-11 6:48 ` [PATCH v10 4/4] arm64: dt: imx95: Add the missed ref clock for PCIe[0,1] Richard Zhu
2025-12-30 3:28 ` Shawn Guo [this message]
2025-12-30 6:31 ` Hongxing Zhu
2025-12-23 12:35 ` (subset) [PATCH v10 0/4] PCI: imx6: Add external reference clock mode support Manivannan Sadhasivam
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aVNG0BjbEVHhgNCa@dragon \
--to=shawnguo@kernel.org \
--cc=bhelgaas@google.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=frank.li@nxp.com \
--cc=hongxing.zhu@nxp.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=kwilczynski@kernel.org \
--cc=l.stach@pengutronix.de \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=lpieralisi@kernel.org \
--cc=mani@kernel.org \
--cc=robh@kernel.org \
--cc=s.hauer@pengutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.