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Message-ID: <8f1b6585e671b76120f0752b83fbe60c4c01d334.camel@v3.sk>
Date: Thu, 31 Oct 2019 09:53:26 +0100
From: Lubomir Rintel <lkundrak@...sk>
To: Arnd Bergmann <arnd@...db.de>, Daniel Mack <daniel@...que.org>,
Haojian Zhuang <haojian.zhuang@...il.com>,
Robert Jarzmik <robert.jarzmik@...e.fr>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH 46/46] ARM: pxa: move plat-pxa to drivers/soc/
On Fri, 2019-10-18 at 17:42 +0200, Arnd Bergmann wrote:
> There are two drivers in arch/arm/plat-pxa: mfp and ssp. Both
> of them should ideally not be needed at all, as there are
> proper subsystems to replace them.
>
> OTOH, they are self-contained and can simply be normal
> SoC drivers, so move them over there to eliminate one more
> of the plat-* directories.
>
> Cc: Lubomir Rintel <lkundrak@...sk>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
Acked-by: Lubomir Rintel <lkundrak@...sk> (mach-mmp)
> ---
> arch/arm/Kconfig | 3 ---
> arch/arm/Makefile | 1 -
> arch/arm/mach-mmp/mfp.h | 2 +-
> arch/arm/mach-pxa/include/mach/mfp.h | 2 +-
> arch/arm/mach-pxa/mfp-pxa2xx.h | 2 +-
> arch/arm/mach-pxa/mfp-pxa3xx.h | 2 +-
> drivers/soc/Kconfig | 1 +
> drivers/soc/Makefile | 1 +
> {arch/arm/plat-pxa => drivers/soc/pxa}/Kconfig | 5 ++---
> {arch/arm/plat-pxa => drivers/soc/pxa}/Makefile | 4 ----
> {arch/arm/plat-pxa => drivers/soc/pxa}/mfp.c | 2 +-
> {arch/arm/plat-pxa => drivers/soc/pxa}/ssp.c | 0
> .../plat-pxa/include/plat => include/linux/soc/pxa}/mfp.h | 6 ++----
> 13 files changed, 11 insertions(+), 20 deletions(-)
> rename {arch/arm/plat-pxa => drivers/soc/pxa}/Kconfig (83%)
> rename {arch/arm/plat-pxa => drivers/soc/pxa}/Makefile (51%)
> rename {arch/arm/plat-pxa => drivers/soc/pxa}/mfp.c (99%)
> rename {arch/arm/plat-pxa => drivers/soc/pxa}/ssp.c (100%)
> rename {arch/arm/plat-pxa/include/plat => include/linux/soc/pxa}/mfp.h (98%)
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index b01f762abbda..330a1685101a 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -796,9 +796,6 @@ config PLAT_ORION_LEGACY
> bool
> select PLAT_ORION
>
> -config PLAT_PXA
> - bool
> -
> config PLAT_VERSATILE
> bool
>
> diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> index db857d07114f..09622c26a8a4 100644
> --- a/arch/arm/Makefile
> +++ b/arch/arm/Makefile
> @@ -238,7 +238,6 @@ plat-$(CONFIG_ARCH_OMAP) += omap
> plat-$(CONFIG_ARCH_S3C64XX) += samsung
> plat-$(CONFIG_ARCH_S5PV210) += samsung
> plat-$(CONFIG_PLAT_ORION) += orion
> -plat-$(CONFIG_PLAT_PXA) += pxa
> plat-$(CONFIG_PLAT_S3C24XX) += samsung
> plat-$(CONFIG_PLAT_VERSATILE) += versatile
>
> diff --git a/arch/arm/mach-mmp/mfp.h b/arch/arm/mach-mmp/mfp.h
> index 75a4acb33b1b..6f3057987756 100644
> --- a/arch/arm/mach-mmp/mfp.h
> +++ b/arch/arm/mach-mmp/mfp.h
> @@ -2,7 +2,7 @@
> #ifndef __ASM_MACH_MFP_H
> #define __ASM_MACH_MFP_H
>
> -#include <plat/mfp.h>
> +#include <linux/soc/pxa/mfp.h>
>
> /*
> * NOTE: the MFPR register bit definitions on PXA168 processor lines are a
> diff --git a/arch/arm/mach-pxa/include/mach/mfp.h b/arch/arm/mach-pxa/include/mach/mfp.h
> index dbb961fb570e..7e0879bd4102 100644
> --- a/arch/arm/mach-pxa/include/mach/mfp.h
> +++ b/arch/arm/mach-pxa/include/mach/mfp.h
> @@ -13,6 +13,6 @@
> #ifndef __ASM_ARCH_MFP_H
> #define __ASM_ARCH_MFP_H
>
> -#include <plat/mfp.h>
> +#include <linux/soc/pxa/mfp.h>
>
> #endif /* __ASM_ARCH_MFP_H */
> diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.h b/arch/arm/mach-pxa/mfp-pxa2xx.h
> index 980145e7ee99..683a3ea5f154 100644
> --- a/arch/arm/mach-pxa/mfp-pxa2xx.h
> +++ b/arch/arm/mach-pxa/mfp-pxa2xx.h
> @@ -2,7 +2,7 @@
> #ifndef __ASM_ARCH_MFP_PXA2XX_H
> #define __ASM_ARCH_MFP_PXA2XX_H
>
> -#include <plat/mfp.h>
> +#include <linux/soc/pxa/mfp.h>
>
> /*
> * the following MFP_xxx bit definitions in mfp.h are re-used for pxa2xx:
> diff --git a/arch/arm/mach-pxa/mfp-pxa3xx.h b/arch/arm/mach-pxa/mfp-pxa3xx.h
> index cdd830926d1c..81fec4fa5a0f 100644
> --- a/arch/arm/mach-pxa/mfp-pxa3xx.h
> +++ b/arch/arm/mach-pxa/mfp-pxa3xx.h
> @@ -2,7 +2,7 @@
> #ifndef __ASM_ARCH_MFP_PXA3XX_H
> #define __ASM_ARCH_MFP_PXA3XX_H
>
> -#include <plat/mfp.h>
> +#include <linux/soc/pxa/mfp.h>
>
> #define MFPR_BASE (0x40e10000)
>
> diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig
> index 833e04a7835c..fc30a33ada9b 100644
> --- a/drivers/soc/Kconfig
> +++ b/drivers/soc/Kconfig
> @@ -10,6 +10,7 @@ source "drivers/soc/fsl/Kconfig"
> source "drivers/soc/imx/Kconfig"
> source "drivers/soc/ixp4xx/Kconfig"
> source "drivers/soc/mediatek/Kconfig"
> +source "drivers/soc/pxa/Kconfig"
> source "drivers/soc/qcom/Kconfig"
> source "drivers/soc/renesas/Kconfig"
> source "drivers/soc/rockchip/Kconfig"
> diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
> index 2ec355003524..2934ad8c5a9f 100644
> --- a/drivers/soc/Makefile
> +++ b/drivers/soc/Makefile
> @@ -15,6 +15,7 @@ obj-$(CONFIG_ARCH_MXC) += imx/
> obj-$(CONFIG_ARCH_IXP4XX) += ixp4xx/
> obj-$(CONFIG_SOC_XWAY) += lantiq/
> obj-y += mediatek/
> +obj-y += pxa/
> obj-y += amlogic/
> obj-y += qcom/
> obj-y += renesas/
> diff --git a/arch/arm/plat-pxa/Kconfig b/drivers/soc/pxa/Kconfig
> similarity index 83%
> rename from arch/arm/plat-pxa/Kconfig
> rename to drivers/soc/pxa/Kconfig
> index 6f7a0a39c2b9..c5c265aa4f07 100644
> --- a/arch/arm/plat-pxa/Kconfig
> +++ b/drivers/soc/pxa/Kconfig
> @@ -1,9 +1,8 @@
> # SPDX-License-Identifier: GPL-2.0-only
> -if PLAT_PXA
> +config PLAT_PXA
> + bool
>
> config PXA_SSP
> tristate
> help
> Enable support for PXA2xx SSP ports
> -
> -endif
> diff --git a/arch/arm/plat-pxa/Makefile b/drivers/soc/pxa/Makefile
> similarity index 51%
> rename from arch/arm/plat-pxa/Makefile
> rename to drivers/soc/pxa/Makefile
> index 349ea0af8450..413deceddbdd 100644
> --- a/arch/arm/plat-pxa/Makefile
> +++ b/drivers/soc/pxa/Makefile
> @@ -1,8 +1,4 @@
> # SPDX-License-Identifier: GPL-2.0-only
> -#
> -# Makefile for code common across different PXA processor families
> -#
> -ccflags-$(CONFIG_ARCH_MMP) := -I$(srctree)/$(src)/include
>
> obj-$(CONFIG_PXA3xx) += mfp.o
> obj-$(CONFIG_ARCH_MMP) += mfp.o
> diff --git a/arch/arm/plat-pxa/mfp.c b/drivers/soc/pxa/mfp.c
> similarity index 99%
> rename from arch/arm/plat-pxa/mfp.c
> rename to drivers/soc/pxa/mfp.c
> index 17fc4f33f35b..6220ba321cfc 100644
> --- a/arch/arm/plat-pxa/mfp.c
> +++ b/drivers/soc/pxa/mfp.c
> @@ -15,7 +15,7 @@
> #include <linux/init.h>
> #include <linux/io.h>
>
> -#include <plat/mfp.h>
> +#include <linux/soc/pxa/mfp.h>
>
> #define MFPR_SIZE (PAGE_SIZE)
>
> diff --git a/arch/arm/plat-pxa/ssp.c b/drivers/soc/pxa/ssp.c
> similarity index 100%
> rename from arch/arm/plat-pxa/ssp.c
> rename to drivers/soc/pxa/ssp.c
> diff --git a/arch/arm/plat-pxa/include/plat/mfp.h b/include/linux/soc/pxa/mfp.h
> similarity index 98%
> rename from arch/arm/plat-pxa/include/plat/mfp.h
> rename to include/linux/soc/pxa/mfp.h
> index 3accaa9ee781..39779cbed0c0 100644
> --- a/arch/arm/plat-pxa/include/plat/mfp.h
> +++ b/include/linux/soc/pxa/mfp.h
> @@ -1,7 +1,5 @@
> /* SPDX-License-Identifier: GPL-2.0-only */
> /*
> - * arch/arm/plat-pxa/include/plat/mfp.h
> - *
> * Common Multi-Function Pin Definitions
> *
> * Copyright (C) 2007 Marvell International Ltd.
> @@ -453,8 +451,8 @@ struct mfp_addr_map {
>
> #define MFP_ADDR_END { MFP_PIN_INVALID, 0 }
>
> -void __init mfp_init_base(void __iomem *mfpr_base);
> -void __init mfp_init_addr(struct mfp_addr_map *map);
> +void mfp_init_base(void __iomem *mfpr_base);
> +void mfp_init_addr(struct mfp_addr_map *map);
>
> /*
> * mfp_{read, write}() - for direct read/write access to the MFPR register
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