Merge pull request #1331 from hzhuang1/reboot_delay

hikey960: add delay before reset

Merge pull request #1331 from hzhuang1/reboot_delay
hikey960: add delay before reset
bd79727c · Dimitris Papastamos · GitHub · 469744e6 · 7dcef5eb · bd79727c
Unverified Commit bd79727c authored 7 years ago by Dimitris Papastamos Committed by GitHub 7 years ago
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--- a/plat/hisilicon/hikey960/hikey960_pm.c
+++ b/plat/hisilicon/hikey960/hikey960_pm.c
@@ -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);