[PATCH V2 1/4] ARM: Xilinx: Adding Xilinx board support

Russell King - ARM Linux linux at arm.linux.org.uk
Sat Feb 12 07:13:20 EST 2011


On Wed, Feb 09, 2011 at 10:00:42AM -0700, John Linn wrote:
> +/* arch/arm/mach-xilinx/board_ep107.c
> + *
> + * This file contains code specific to the Xilinx EP107 board.
> + *
> + *  Copyright (C) 2011 Xilinx
> + *
> + * based on /arch/arm/mach-realview/core.c
> + *
> + *  Copyright (C) 1999 - 2003 ARM Limited
> + *  Copyright (C) 2000 Deep Blue Solutions Ltd
> + *
> + * 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; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

You probably don't want to include this paragraph - their address keeps
changing, so will require files to be constantly updated.

> + */
> +
> +#include <linux/platform_device.h>
> +#include <asm/mach-types.h>
> +#include <asm/mach/arch.h>
> +#include <mach/xilinx_soc.h>
> +#include <mach/irqs.h>
> +#include <linux/clkdev.h>

Please group linux/ includes together, then asm/ includes, lastly mach/
includes.

> @@ -0,0 +1,113 @@
> +/* arch/arm/mach-xilinx/common.c
...
> +/**
> + * system_init - System specific initialization, intended to be called from
> + *			board specific initialization.
> + *
> + **/
> +void __init system_init(void)

Is there a better name for this - maybe prefixing it with xilinx_ ?

> +{
> +#ifdef CONFIG_CACHE_L2X0
> +	/*
> +	 * 64KB way size, 8-way associativity, parity disabled
> +	 */
> +	l2x0_init(PL310_L2CC_BASE, 0x02060000, 0xF0F0FFFF);
> +#endif
> +}
> +
> +/**
> + * irq_init - Interrupt controller initialization for the GIC.
> + *
> + **/
> +void __init irq_init(void)

Ditto.

> +/**
> + * map_io - Create memory mappings needed for early I/O.
> + *
> + **/
> +void __init map_io(void)

Ditto.



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