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| author | Tom Rini <trini@konsulko.com> | 2016-07-26 17:34:28 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-07-26 17:34:28 -0400 |
| commit | 9c7a0a600bfc8741e2941ce9bb965f2e77d6bbea (patch) | |
| tree | a475756b966b614ad545299fa82dfd89c863aab8 /board/freescale/ls1021aqds | |
| parent | c3c9fd31bad80ead1682de917e27fa6073eae02b (diff) | |
| parent | 8401c7103d73b4010df95bf8bc79a60f378f1e50 (diff) | |
| download | u-boot-9c7a0a600bfc8741e2941ce9bb965f2e77d6bbea.tar.gz | |
Merge git://git.denx.de/u-boot-fsl-qoriq
Diffstat (limited to 'board/freescale/ls1021aqds')
| -rw-r--r-- | board/freescale/ls1021aqds/Makefile | 1 | ||||
| -rw-r--r-- | board/freescale/ls1021aqds/psci.S | 33 |
2 files changed, 34 insertions, 0 deletions
diff --git a/board/freescale/ls1021aqds/Makefile b/board/freescale/ls1021aqds/Makefile index ab0234412c..f0390c129f 100644 --- a/board/freescale/ls1021aqds/Makefile +++ b/board/freescale/ls1021aqds/Makefile @@ -8,3 +8,4 @@ obj-y += ls1021aqds.o obj-y += ddr.o obj-y += eth.o obj-$(CONFIG_FSL_DCU_FB) += dcu.o +obj-$(CONFIG_ARMV7_PSCI) += psci.o diff --git a/board/freescale/ls1021aqds/psci.S b/board/freescale/ls1021aqds/psci.S new file mode 100644 index 0000000000..598168c7b0 --- /dev/null +++ b/board/freescale/ls1021aqds/psci.S @@ -0,0 +1,33 @@ +/* + * 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 |