scottk/OpenCellular
1
0
Fork 0
mirror of https://github.com/Telecominfraproject/OpenCellular.git synced 2026-01-14 00:26:30 +00:00
Code Issues Packages Projects Releases Wiki Activity

hikey960: add delay before reset

Browse Source 
If system is still accessing storage device, reboot operation
may cause data broken. So add the flush and delay operation
before system reset.

Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
This commit is contained in:
Haojian Zhuang
2018-03-26 13:18:13 +08:00
parent ba7848e283
commit 7dcef5ebbb
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
plat/hisilicon/hikey960/hikey960_pm.c
View File

@@ -9,6 +9,7 @@
#include <cci.h>
#include <console.h>
#include <debug.h>
#include <delay_timer.h>
#include <gicv2.h>
#include <hi3660.h>
#include <hi3660_crg.h>
@@ -114,6 +115,9 @@ void hikey960_pwr_domain_off(const psci_power_state_t *target_state)
static void __dead2 hikey960_system_reset(void)
{
dsb();
isb();
mdelay(2000);
mmio_write_32(SCTRL_SCPEREN1_REG,
SCPEREN1_WAIT_DDR_SELFREFRESH_DONE_BYPASS);
mmio_write_32(SCTRL_SCSYSSTAT_REG, 0xdeadbeef);