u-boot/board/freescale/ls1021atwr/psci.S

/*
 * 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:
1:	wfi
	b	1b

	.popsection
ARMv7: PSCI: ls102xa: add more PSCI v1.0 functions implemention This patch implements PSCI functions for ls102xa SoC following PSCI v1.0, they are as the list: psci_version, psci_features, psci_cpu_suspend, psci_affinity_info, psci_system_reset, psci_system_off. Tested on LS1021aQDS, LS1021aTWR. Signed-off-by: Wang Dongsheng <dongsheng.wang@nxp.com> Signed-off-by: Hongbo Zhang <hongbo.zhang@nxp.com> Reviewed-by: York Sun <york.sun@nxp.com> 2016-07-21 10:09:38 +00:00			`/*`
			`* 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:`
			`1: wfi`
			`b 1b`

			`.popsection`