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arm: socfpga: mailbox: Add 'SYSTEM_RESET' PSCI support to mbox_reset_cold()

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mbox_reset_cold() will invoke ATF's PSCI service when running in
non-secure mode (EL2).

Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
This commit is contained in:
Chee Hong Ang 2020-12-24 18:21:08 +08:00 • committed by Ley Foon Tan
parent 677b420a15
commit 3b07cec93a
1 changed files with 5 additions and 0 deletions
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5
arch/arm/mach-socfpga/mailbox_s10.c
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@ -11,6 +11,7 @@
#include <asm/arch/mailbox_s10.h> #include <asm/arch/mailbox_s10.h>
#include <asm/arch/system_manager.h> #include <asm/arch/system_manager.h>
#include <asm/secure.h> #include <asm/secure.h>
#include <asm/system.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
@ -398,6 +399,9 @@ error:
int mbox_reset_cold(void) int mbox_reset_cold(void)
{ {
#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_ATF)
psci_system_reset();
#else
int ret; int ret;
ret = mbox_send_cmd(MBOX_ID_UBOOT, MBOX_REBOOT_HPS, MBOX_CMD_DIRECT, ret = mbox_send_cmd(MBOX_ID_UBOOT, MBOX_REBOOT_HPS, MBOX_CMD_DIRECT,
@ -406,6 +410,7 @@ int mbox_reset_cold(void)
/* mailbox sent failure, wait for watchdog to kick in */ /* mailbox sent failure, wait for watchdog to kick in */
hang(); hang();
} }
#endif
return 0; return 0;
} }