Re: [PATCH] ARM: shmobile: Consolidate R8A779[234] machine definitions

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On Wednesday 05 Oct 2016 13:31:29 Laurent Pinchart wrote:
> The three SoCs use the exact same machine definition, consolidate them
> into a single one.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> ---
>  arch/arm/mach-shmobile/Makefile          |  3 ---
>  arch/arm/mach-shmobile/setup-r8a7792.c   | 35
> -------------------------------- arch/arm/mach-shmobile/setup-r8a7793.c   |
> 33 ------------------------------ arch/arm/mach-shmobile/setup-r8a7794.c  
> | 33 ------------------------------
> arch/arm/mach-shmobile/setup-rcar-gen2.c | 20 ++++++++++++++++++
>  5 files changed, 20 insertions(+), 104 deletions(-)
>  delete mode 100644 arch/arm/mach-shmobile/setup-r8a7792.c
>  delete mode 100644 arch/arm/mach-shmobile/setup-r8a7793.c
>  delete mode 100644 arch/arm/mach-shmobile/setup-r8a7794.c
> 
> I don't have access to any R8A779[234] board, I'd appreciate if someone
> could test the patch series.
> 
> diff --git a/arch/arm/mach-shmobile/Makefile
> b/arch/arm/mach-shmobile/Makefile index 3fc48b02eb4f..64611a1b4276 100644
> --- a/arch/arm/mach-shmobile/Makefile
> +++ b/arch/arm/mach-shmobile/Makefile
> @@ -13,9 +13,6 @@ obj-$(CONFIG_ARCH_R8A7778)	+= setup-r8a7778.o
>  obj-$(CONFIG_ARCH_R8A7779)	+= setup-r8a7779.o pm-r8a7779.o
>  obj-$(CONFIG_ARCH_R8A7790)	+= setup-r8a7790.o
>  obj-$(CONFIG_ARCH_R8A7791)	+= setup-r8a7791.o
> -obj-$(CONFIG_ARCH_R8A7792)	+= setup-r8a7792.o
> -obj-$(CONFIG_ARCH_R8A7793)	+= setup-r8a7793.o
> -obj-$(CONFIG_ARCH_R8A7794)	+= setup-r8a7794.o
>  obj-$(CONFIG_ARCH_EMEV2)	+= setup-emev2.o
>  obj-$(CONFIG_ARCH_R7S72100)	+= setup-r7s72100.o
> 
> diff --git a/arch/arm/mach-shmobile/setup-r8a7792.c
> b/arch/arm/mach-shmobile/setup-r8a7792.c deleted file mode 100644
> index a0910395da09..000000000000
> --- a/arch/arm/mach-shmobile/setup-r8a7792.c
> +++ /dev/null
> @@ -1,35 +0,0 @@
> -/*
> - * r8a7792 processor support
> - *
> - * Copyright (C) 2014 Renesas Electronics Corporation
> - * Copyright (C) 2016 Cogent  Embedded, Inc.
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; version 2 of the License.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - */
> -
> -#include <linux/of_platform.h>
> -
> -#include <asm/mach/arch.h>
> -
> -#include "common.h"
> -#include "rcar-gen2.h"
> -
> -static const char * const r8a7792_boards_compat_dt[] __initconst = {
> -	"renesas,r8a7792",
> -	NULL,
> -};
> -
> -DT_MACHINE_START(R8A7792_DT, "Generic R8A7792 (Flattened Device Tree)")
> -	.init_early	= shmobile_init_delay,
> -	.init_late	= shmobile_init_late,
> -	.init_time	= rcar_gen2_timer_init,
> -	.reserve	= rcar_gen2_reserve,
> -	.dt_compat	= r8a7792_boards_compat_dt,
> -MACHINE_END
> diff --git a/arch/arm/mach-shmobile/setup-r8a7793.c
> b/arch/arm/mach-shmobile/setup-r8a7793.c deleted file mode 100644
> index 5fce87f7f254..000000000000
> --- a/arch/arm/mach-shmobile/setup-r8a7793.c
> +++ /dev/null
> @@ -1,33 +0,0 @@
> -/*
> - * r8a7793 processor support
> - *
> - * Copyright (C) 2015  Ulrich Hecht
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; version 2 of the License.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - */
> -
> -#include <linux/init.h>
> -#include <asm/mach/arch.h>
> -
> -#include "common.h"
> -#include "rcar-gen2.h"
> -
> -static const char * const r8a7793_boards_compat_dt[] __initconst = {
> -	"renesas,r8a7793",
> -	NULL,
> -};
> -
> -DT_MACHINE_START(R8A7793_DT, "Generic R8A7793 (Flattened Device Tree)")
> -	.init_early	= shmobile_init_delay,
> -	.init_time	= rcar_gen2_timer_init,
> -	.init_late	= shmobile_init_late,
> -	.reserve	= rcar_gen2_reserve,
> -	.dt_compat	= r8a7793_boards_compat_dt,
> -MACHINE_END
> diff --git a/arch/arm/mach-shmobile/setup-r8a7794.c
> b/arch/arm/mach-shmobile/setup-r8a7794.c deleted file mode 100644
> index d2b093033132..000000000000
> --- a/arch/arm/mach-shmobile/setup-r8a7794.c
> +++ /dev/null
> @@ -1,33 +0,0 @@
> -/*
> - * r8a7794 processor support
> - *
> - * Copyright (C) 2014  Renesas Electronics Corporation
> - * Copyright (C) 2014  Ulrich Hecht
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; version 2 of the License.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - */
> -
> -#include <linux/of_platform.h>
> -#include "common.h"
> -#include "rcar-gen2.h"
> -#include <asm/mach/arch.h>
> -
> -static const char * const r8a7794_boards_compat_dt[] __initconst = {
> -	"renesas,r8a7794",
> -	NULL,
> -};
> -
> -DT_MACHINE_START(R8A7794_DT, "Generic R8A7794 (Flattened Device Tree)")
> -	.init_early	= shmobile_init_delay,
> -	.init_late	= shmobile_init_late,
> -	.init_time	= rcar_gen2_timer_init,
> -	.reserve	= rcar_gen2_reserve,
> -	.dt_compat	= r8a7794_boards_compat_dt,
> -MACHINE_END
> diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c
> b/arch/arm/mach-shmobile/setup-rcar-gen2.c index afb9fdcd3d90..4d5052564f21
> 100644
> --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c
> +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c
> @@ -24,6 +24,7 @@
>  #include <linux/memblock.h>
>  #include <linux/of.h>
>  #include <linux/of_fdt.h>
> +#include <linux/of_platform.h>
>  #include <asm/mach/arch.h>
>  #include "common.h"
>  #include "rcar-gen2.h"
> @@ -203,3 +204,22 @@ void __init rcar_gen2_reserve(void)
>  	}
>  #endif
>  }
> +
> +static const char * const rcar_gen2_boards_compat_dt[] __initconst = {
> +	/*
> +	 * R8A7790 and R8A7791 can't be handled here as long as they need SMP
> +	 * initialization fallback.
> +	 */
> +	"renesas,r8a7792",
> +	"renesas,r8a7793",
> +	"renesas,r8a7794",
> +	NULL,
> +};
> +
> +DT_MACHINE_START(RCAR_GEN2_DT, "Generic Gen2 (Flattened Device Tree)")

This should of course read "Generic R-Car Gen2 (Flattened Device Tree)". I'll 
fix it in the next version, after getting initial review.

> +	.init_early	= shmobile_init_delay,
> +	.init_late	= shmobile_init_late,
> +	.init_time	= rcar_gen2_timer_init,
> +	.reserve	= rcar_gen2_reserve,
> +	.dt_compat	= rcar_gen2_boards_compat_dt,
> +MACHINE_END

-- 
Regards,

Laurent Pinchart




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