Re: [PATCH 2/4] pcie: s32g: Add Phy clock definition

[Bjorn Helgaas <helgaas@kernel.org>]

On Fri, Sep 12, 2025 at 04:14:34PM +0200, Vincent Guittot wrote:
> From: Ciprian Costea <ciprianmarian.costea@nxp.com>
> 
> Define the list of Clock mode supported by PCIe
> 
> Signed-off-by: Ciprian Costea <ciprianmarian.costea@nxp.com>
> Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
> ---
>  include/linux/pcie/nxp-s32g-pcie-phy-submode.h | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
>  create mode 100644 include/linux/pcie/nxp-s32g-pcie-phy-submode.h
> 
> diff --git a/include/linux/pcie/nxp-s32g-pcie-phy-submode.h b/include/linux/pcie/nxp-s32g-pcie-phy-submode.h
> new file mode 100644
> index 000000000000..2b96b5fd68c0
> --- /dev/null
> +++ b/include/linux/pcie/nxp-s32g-pcie-phy-submode.h
> @@ -0,0 +1,15 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/**
> + * Copyright 2021, 2025 NXP
> + */
> +#ifndef NXP_S32G_PCIE_PHY_SUBMODE_H
> +#define NXP_S32G_PCIE_PHY_SUBMODE_H
> +
> +enum pcie_phy_mode {
> +	CRNS = 0, /* Common Reference Clock, No Spread Spectrum */
> +	CRSS = 1, /* Common Reference Clock, Spread Spectrum */
> +	SRNS = 2, /* Separate Reference Clock, No Spread Spectrum */
> +	SRIS = 3  /* Separate Reference Clock, Independent Spread Spectrum */
> +};
> +
> +#endif

I doubt this belongs in include/linux/.  It looks like it should be in
pci-s32g.c since that's the only use.