diff options
author | Allen Martin <amartin@nvidia.com> | 2012-08-31 08:30:00 +0000 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:21 +0200 |
commit | 00a2749d7be5b0e6cb6435187ec8fea600b44627 (patch) | |
tree | 3d3107a9b369a09ba5c40abff80d23788939b48d /arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c | |
parent | 0d04f34a357d004364b58159b64aad354e65137e (diff) | |
download | u-boot-imx-00a2749d7be5b0e6cb6435187ec8fea600b44627.zip u-boot-imx-00a2749d7be5b0e6cb6435187ec8fea600b44627.tar.gz u-boot-imx-00a2749d7be5b0e6cb6435187ec8fea600b44627.tar.bz2 |
tegra20: rename tegra2 -> tegra20
This is make naming consistent with the kernel and devicetree and in
preparation of pulling out the common tegra20 code.
Signed-off-by: Allen Martin <amartin@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c')
-rw-r--r-- | arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c b/arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c new file mode 100644 index 0000000..75cadb0 --- /dev/null +++ b/arch/arm/cpu/armv7/tegra20/cmd_enterrcm.c @@ -0,0 +1,65 @@ +/* + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * + * Derived from code (arch/arm/lib/reset.c) that is: + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Alex Zuepke <azu@sysgo.de> + * + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> + * + * (C) Copyright 2004 + * DAVE Srl + * http://www.dave-tech.it + * http://www.wawnet.biz + * mailto:info@wawnet.biz + * + * (C) Copyright 2004 Texas Insturments + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#include <common.h> +#include <asm/arch/tegra20.h> +#include <asm/arch/pmc.h> + +static int do_enterrcm(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + struct pmc_ctlr *pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE; + + puts("Entering RCM...\n"); + udelay(50000); + + pmc->pmc_scratch0 = 2; + disable_interrupts(); + reset_cpu(0); + + return 0; +} + +U_BOOT_CMD( + enterrcm, 1, 0, do_enterrcm, + "reset Tegra and enter USB Recovery Mode", + "" +); |