linux-kernel - RE: [PATCH V3 03/10] ARM: imx: Select MXC

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Message-ID: <AM6PR04MB49662FB8227AEE678F55C116806E0@AM6PR04MB4966.eurprd04.prod.outlook.com>
Date:   Mon, 29 Jun 2020 07:27:49 +0000
From:   Aisheng Dong <aisheng.dong@....com>
To:     Anson Huang <anson.huang@....com>,
        "linux@...linux.org.uk" <linux@...linux.org.uk>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "mturquette@...libre.com" <mturquette@...libre.com>,
        "sboyd@...nel.org" <sboyd@...nel.org>,
        "oleksandr.suvorov@...adex.com" <oleksandr.suvorov@...adex.com>,
        Stefan Agner <stefan.agner@...adex.com>,
        "arnd@...db.de" <arnd@...db.de>, Peng Fan <peng.fan@....com>,
        Abel Vesa <abel.vesa@....com>, Andy Duan <fugang.duan@....com>,
        Daniel Baluta <daniel.baluta@....com>,
        "yuehaibing@...wei.com" <yuehaibing@...wei.com>,
        "sfr@...b.auug.org.au" <sfr@...b.auug.org.au>,
        "viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH V3 03/10] ARM: imx: Select MXC_CLK for each SoC

> From: Anson Huang <Anson.Huang@....com>
> Sent: Monday, June 29, 2020 1:54 PM
> 
> i.MX common clock drivers may support module build, so it is NOT selected by
> default, for ARCH_MXC ARMv7 platforms, need to select it manually in each SoC
> to make build pass.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
> Changes since V2:
> 	- manually select the MXC_CLK in each SoC instead of selecting it
> 	  for ARCH_MXC.

Any reason to do this?

Regards
Aisheng

> ---
>  arch/arm/mach-imx/Kconfig | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index
> e7d7b90..a465c0f 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -58,6 +58,7 @@ config SOC_IMX21
>  	select CPU_ARM926T
>  	select IMX_HAVE_IOMUX_V1
>  	select MXC_AVIC
> +	select MXC_CLK
> 
>  config SOC_IMX27
>  	bool
> @@ -65,17 +66,20 @@ config SOC_IMX27
>  	select IMX_HAVE_IOMUX_V1
>  	select MXC_AVIC
>  	select PINCTRL_IMX27
> +	select MXC_CLK
> 
>  config SOC_IMX31
>  	bool
>  	select CPU_V6
>  	select MXC_AVIC
> +	select MXC_CLK
> 
>  config SOC_IMX35
>  	bool
>  	select ARCH_MXC_IOMUX_V3
>  	select MXC_AVIC
>  	select PINCTRL_IMX35
> +	select MXC_CLK
> 
>  if ARCH_MULTI_V5
> 
> @@ -419,6 +423,7 @@ config SOC_IMX1
>  	select CPU_ARM920T
>  	select MXC_AVIC
>  	select PINCTRL_IMX1
> +	select MXC_CLK
>  	help
>  	  This enables support for Freescale i.MX1 processor
> 
> @@ -432,6 +437,7 @@ config SOC_IMX25
>  	select CPU_ARM926T
>  	select MXC_AVIC
>  	select PINCTRL_IMX25
> +	select MXC_CLK
>  	help
>  	  This enables support for Freescale i.MX25 processor  endif @@ -444,6
> +450,7 @@ config SOC_IMX5
>  	bool
>  	select HAVE_IMX_SRC
>  	select MXC_TZIC
> +	select MXC_CLK
> 
>  config	SOC_IMX50
>  	bool "i.MX50 support"
> @@ -477,6 +484,7 @@ config SOC_IMX6
>  	select HAVE_IMX_MMDC
>  	select HAVE_IMX_SRC
>  	select MFD_SYSCON
> +	select MXC_CLK
>  	select PL310_ERRATA_769419 if CACHE_L2X0
> 
>  config SOC_IMX6Q
> @@ -561,6 +569,7 @@ config SOC_IMX7D_CM4  config SOC_IMX7D
>  	bool "i.MX7 Dual support"
>  	select PINCTRL_IMX7D
> +	select MXC_CLK
>  	select SOC_IMX7D_CA7 if ARCH_MULTI_V7
>  	select SOC_IMX7D_CM4 if ARM_SINGLE_ARMV7M
>  	select ARM_ERRATA_814220 if ARCH_MULTI_V7 @@ -571,6 +580,7 @@
> config SOC_IMX7ULP
>  	bool "i.MX7ULP support"
>  	select CLKSRC_IMX_TPM
>  	select PINCTRL_IMX7ULP
> +	select MXC_CLK
>  	select SOC_IMX7D_CA7 if ARCH_MULTI_V7
>  	select SOC_IMX7D_CM4 if ARM_SINGLE_ARMV7M
>  	help
> @@ -580,6 +590,7 @@ config SOC_VF610
>  	bool "Vybrid Family VF610 support"
>  	select ARM_GIC if ARCH_MULTI_V7
>  	select PINCTRL_VF610
> +	select MXC_CLK
> 
>  	help
>  	  This enables support for Freescale Vybrid VF610 processor.
> --
> 2.7.4