summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-tegra/sleep-t20.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-tegra/sleep-t20.S')
-rw-r--r--arch/arm/mach-tegra/sleep-t20.S82
1 files changed, 0 insertions, 82 deletions
diff --git a/arch/arm/mach-tegra/sleep-t20.S b/arch/arm/mach-tegra/sleep-t20.S
deleted file mode 100644
index a36ae41..0000000
--- a/arch/arm/mach-tegra/sleep-t20.S
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved.
- * Copyright (c) 2011, Google, Inc.
- *
- * Author: Colin Cross <ccross@android.com>
- * Gary King <gking@nvidia.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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 <linux/linkage.h>
-
-#include <asm/assembler.h>
-
-#include <mach/iomap.h>
-
-#include "sleep.h"
-#include "flowctrl.h"
-
-#if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_PM_SLEEP)
-/*
- * tegra20_hotplug_shutdown(void)
- *
- * puts the current cpu in reset
- * should never return
- */
-ENTRY(tegra20_hotplug_shutdown)
- /* Turn off SMP coherency */
- exit_smp r4, r5
-
- /* Put this CPU down */
- cpu_id r0
- bl tegra20_cpu_shutdown
- mov pc, lr @ should never get here
-ENDPROC(tegra20_hotplug_shutdown)
-
-/*
- * tegra20_cpu_shutdown(int cpu)
- *
- * r0 is cpu to reset
- *
- * puts the specified CPU in wait-for-event mode on the flow controller
- * and puts the CPU in reset
- * can be called on the current cpu or another cpu
- * if called on the current cpu, does not return
- * MUST NOT BE CALLED FOR CPU 0.
- *
- * corrupts r0-r3, r12
- */
-ENTRY(tegra20_cpu_shutdown)
- cmp r0, #0
- moveq pc, lr @ must not be called for CPU 0
-
- cpu_to_halt_reg r1, r0
- ldr r3, =TEGRA_FLOW_CTRL_VIRT
- mov r2, #FLOW_CTRL_WAITEVENT | FLOW_CTRL_JTAG_RESUME
- str r2, [r3, r1] @ put flow controller in wait event mode
- ldr r2, [r3, r1]
- isb
- dsb
- movw r1, 0x1011
- mov r1, r1, lsl r0
- ldr r3, =TEGRA_CLK_RESET_VIRT
- str r1, [r3, #0x340] @ put slave CPU in reset
- isb
- dsb
- cpu_id r3
- cmp r3, r0
- beq .
- mov pc, lr
-ENDPROC(tegra20_cpu_shutdown)
-#endif
OpenPOWER on IntegriCloud