linux-kernel - Re: [PATCH v4 3/3] pinctrl: Add Xilinx ZynqMP pinctrl driver support

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Date:   Tue, 23 Mar 2021 14:42:15 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@...inx.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michal Simek <michal.simek@...inx.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-gpio@...r.kernel.org,
        git@...inx.com, saikrishna12468@...il.com
Subject: Re: [PATCH v4 3/3] pinctrl: Add Xilinx ZynqMP pinctrl driver support

On Wed, Mar 17, 2021 at 01:55:16PM +0530, Sai Krishna Potthuri wrote:
> Adding pinctrl driver for Xilinx ZynqMP platform.
> This driver queries pin information from firmware and registers
> pin control accordingly.
> 
> Signed-off-by: Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@...inx.com>
> ---
>  drivers/pinctrl/Kconfig          |   13 +
>  drivers/pinctrl/Makefile         |    1 +
>  drivers/pinctrl/pinctrl-zynqmp.c | 1030 ++++++++++++++++++++++++++++++
>  3 files changed, 1044 insertions(+)
>  create mode 100644 drivers/pinctrl/pinctrl-zynqmp.c
> 
> diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
> index 815095326e2d..25d3c7208975 100644
> --- a/drivers/pinctrl/Kconfig
> +++ b/drivers/pinctrl/Kconfig
> @@ -341,6 +341,19 @@ config PINCTRL_ZYNQ
>  	help
>  	  This selects the pinctrl driver for Xilinx Zynq.
>  
> +config PINCTRL_ZYNQMP
> +	bool "Pinctrl driver for Xilinx ZynqMP"

Please make this work as a module.

> --- a/drivers/pinctrl/Makefile
> +++ b/drivers/pinctrl/Makefile
> @@ -43,6 +43,7 @@ obj-$(CONFIG_PINCTRL_TB10X)	+= pinctrl-tb10x.o
>  obj-$(CONFIG_PINCTRL_ST) 	+= pinctrl-st.o
>  obj-$(CONFIG_PINCTRL_STMFX) 	+= pinctrl-stmfx.o
>  obj-$(CONFIG_PINCTRL_ZYNQ)	+= pinctrl-zynq.o
> +obj-$(CONFIG_PINCTRL_ZYNQMP)    += pinctrl-zynqmp.o

Please use a tab like the other lines in this file.

> +
> +	dev_info(&pdev->dev, "zynqmp pinctrl initialized\n");

When drivers work properly, they are quiet.  Please remove this.

thanks,

greg k-h