diff options
Diffstat (limited to 'arch/arm/cpu/arm920t/ep93xx/cpu.c')
| -rw-r--r-- | arch/arm/cpu/arm920t/ep93xx/cpu.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/arch/arm/cpu/arm920t/ep93xx/cpu.c b/arch/arm/cpu/arm920t/ep93xx/cpu.c deleted file mode 100644 index 3435bdc748..0000000000 --- a/arch/arm/cpu/arm920t/ep93xx/cpu.c +++ /dev/null @@ -1,37 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Cirrus Logic EP93xx CPU-specific support. - * - * Copyright (C) 2009 Matthias Kaehlcke <matthias@kaehlcke.net> - * - * Copyright (C) 2004, 2005 - * Cory T. Tusar, Videon Central, Inc., <ctusar@videon-central.com> - */ - -#include <common.h> -#include <cpu_func.h> -#include <asm/arch/ep93xx.h> -#include <asm/io.h> - -/* We reset the CPU by generating a 1-->0 transition on DeviceCfg bit 31. */ -extern void reset_cpu(void) -{ - struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE; - uint32_t value; - - /* Unlock DeviceCfg and set SWRST */ - writel(0xAA, &syscon->sysswlock); - value = readl(&syscon->devicecfg); - value |= SYSCON_DEVICECFG_SWRST; - writel(value, &syscon->devicecfg); - - /* Unlock DeviceCfg and clear SWRST */ - writel(0xAA, &syscon->sysswlock); - value = readl(&syscon->devicecfg); - value &= ~SYSCON_DEVICECFG_SWRST; - writel(value, &syscon->devicecfg); - - /* Dying... */ - while (1) - ; /* noop */ -} |