[U-Boot] [PATCH] ARM Cortex A8: Move OMAP3 specific reset handler

Dirk Behme
2009-07-20T15:42:04Z

Minkyu Kang wrote:
> Because of the reset_cpu is soc specific, should be move to soc

Thanks, looks fine for me.

For the archives, this makes

http://lists.denx.de/pipermail/u-boot/2009-May/053490.html

obsolete.

Dirk

> Cc: Dirk Behme <dirk.behme@googlemail.com>
> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
> ---
> cpu/arm_cortexa8/omap3/Makefile | 1 +
> cpu/arm_cortexa8/omap3/reset.S | 36 ++++++++++++++++++++++++++++++++++++
> cpu/arm_cortexa8/start.S | 14 --------------
> 3 files changed, 37 insertions(+), 14 deletions(-)
> create mode 100644 cpu/arm_cortexa8/omap3/reset.S
>
> diff --git a/cpu/arm_cortexa8/omap3/Makefile b/cpu/arm_cortexa8/omap3/Makefile
> index 1fbd0dc..eef165c 100644
> --- a/cpu/arm_cortexa8/omap3/Makefile
> +++ b/cpu/arm_cortexa8/omap3/Makefile
> @@ -26,6 +26,7 @@ include $(TOPDIR)/config.mk
> LIB = $(obj)lib$(SOC).a
>
> SOBJS := lowlevel_init.o
> +SOBJS += reset.o
>
> COBJS += board.o
> COBJS += cache.o
> diff --git a/cpu/arm_cortexa8/omap3/reset.S b/cpu/arm_cortexa8/omap3/reset.S
> new file mode 100644
> index 0000000..a53c408
> --- /dev/null
> +++ b/cpu/arm_cortexa8/omap3/reset.S
> @@ -0,0 +1,36 @@
> +/*
> + * Copyright (c) 2009 Samsung Electronics.
> + * Minkyu Kang <mk7.kang@samsung.com>
> + *
> + * 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
> + */
> +
> +#include <config.h>
> +
> +.global reset_cpu
> +reset_cpu:
> + ldr r1, rstctl @ get addr for global reset
> + @ reg
> + mov r3, #0x2 @ full reset pll + mpu
> + str r3, [r1] @ force reset
> + mov r0, r0
> +_loop_forever:
> + b _loop_forever
> +rstctl:
> + .word PRM_RSTCTRL
> diff --git a/cpu/arm_cortexa8/start.S b/cpu/arm_cortexa8/start.S
> index 66b4820..6bd6552 100644
> --- a/cpu/arm_cortexa8/start.S
> +++ b/cpu/arm_cortexa8/start.S
> @@ -500,17 +500,3 @@ finished_inval:
> @ but we compile with armv5
>
> ldmfd r13!, {r0 - r5, r7, r9 - r12, pc}
> -
> -
> - .align 5
> -.global reset_cpu
> -reset_cpu:
> - ldr r1, rstctl @ get addr for global reset
> - @ reg
> - mov r3, #0x2 @ full reset pll + mpu
> - str r3, [r1] @ force reset
> - mov r0, r0
> -_loop_forever:
> - b _loop_forever
> -rstctl:
> - .word PRM_RSTCTRL