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- /*
- * Copyright 2016 NXP Semiconductor.
- * Author: Wang Dongsheng <dongsheng.wang@freescale.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #include <config.h>
- #include <linux/linkage.h>
- #include <asm/armv7.h>
- #include <asm/psci.h>
- .pushsection ._secure.text, "ax"
- .arch_extension sec
- .align 5
- .globl psci_system_off
- psci_system_off:
- @ Get QIXIS base address
- movw r1, #(QIXIS_BASE & 0xffff)
- movt r1, #(QIXIS_BASE >> 16)
- ldrb r2, [r1, #QIXIS_PWR_CTL]
- orr r2, r2, #QIXIS_PWR_CTL_POWEROFF
- strb r2, [r1, #QIXIS_PWR_CTL]
- 1: wfi
- b 1b
- .popsection
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