[U-Boot] [PATCH 1/3] zynq: Add new ddrc driver for ECC support

[Michal Simek <monstr@monstr.eu>]

On 07/25/2013 04:18 PM, Michal Simek wrote:
> The first 1MB is not initialized by first stage bootloader.
> Check if memory is setup to 16bit mode and ECC is enabled.
> If it is, clear the first 1MB.
> Also u-boot should report only the half size of memory.
> 
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
> Acked-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
> ---
>  arch/arm/cpu/armv7/zynq/Makefile           |  1 +
>  arch/arm/cpu/armv7/zynq/ddrc.c             | 65 ++++++++++++++++++++++++++++++
>  arch/arm/include/asm/arch-zynq/hardware.h  |  8 ++++
>  arch/arm/include/asm/arch-zynq/sys_proto.h |  1 +
>  board/xilinx/zynq/board.c                  |  2 +
>  5 files changed, 77 insertions(+)
>  create mode 100644 arch/arm/cpu/armv7/zynq/ddrc.c
> 
> diff --git a/arch/arm/cpu/armv7/zynq/Makefile b/arch/arm/cpu/armv7/zynq/Makefile
> index 388085d..f38b3b7 100644
> --- a/arch/arm/cpu/armv7/zynq/Makefile
> +++ b/arch/arm/cpu/armv7/zynq/Makefile
> @@ -30,6 +30,7 @@ LIB	= $(obj)lib$(SOC).o
> 
>  COBJS-y	:= timer.o
>  COBJS-y	+= cpu.o
> +COBJS-y	+= ddrc.o
>  COBJS-y	+= slcr.o
> 
>  COBJS	:= $(COBJS-y)
> diff --git a/arch/arm/cpu/armv7/zynq/ddrc.c b/arch/arm/cpu/armv7/zynq/ddrc.c
> new file mode 100644
> index 0000000..e8f8c19
> --- /dev/null
> +++ b/arch/arm/cpu/armv7/zynq/ddrc.c
> @@ -0,0 +1,65 @@
> +/*
> + * Copyright (C) 2012 Michal Simek <monstr@monstr.eu>
> + * Copyright (C) 2012 Xilinx, Inc. All rights reserved.
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * 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.
> + *
> + * 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.
> + *
> + * 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
> + */

Let me NACK this patch by myself.
I will add SPDX License identifier.

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform


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