diff options
Diffstat (limited to 'arch/arm/mach-s5pc1xx/reset.S')
| -rw-r--r-- | arch/arm/mach-s5pc1xx/reset.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pc1xx/reset.S b/arch/arm/mach-s5pc1xx/reset.S new file mode 100644 index 0000000000..bd74f2b451 --- /dev/null +++ b/arch/arm/mach-s5pc1xx/reset.S @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2009 Samsung Electronics. + * Minkyu Kang <mk7.kang@samsung.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/cpu.h> +#include <linux/linkage.h> + +#define S5PC100_SWRESET 0xE0200000 +#define S5PC110_SWRESET 0xE0102000 + +ENTRY(reset_cpu) + ldr r1, =S5PC100_PRO_ID + ldr r2, [r1] + ldr r4, =0x00010000 + and r4, r2, r4 + cmp r4, #0 + bne 110f + /* S5PC100 */ + ldr r1, =S5PC100_SWRESET + ldr r2, =0xC100 + b 200f +110: /* S5PC110 */ + ldr r1, =S5PC110_SWRESET + mov r2, #1 +200: + str r2, [r1] +_loop_forever: + b _loop_forever +ENDPROC(reset_cpu) |
