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ipq9574: Enable multicore

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Change-Id: I90f0cfdb7e013763e6869cf9a704724dd3ec729d
Signed-off-by: anusha <anusharao@codeaurora.org>
This commit is contained in:
anusha 2021-04-06 17:32:25 +05:30 • committed by Gerrit - the friendly Code Review server
parent 81171280e0
commit 3179b10e0a
2 changed files with 34 additions and 0 deletions
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27
board/qca/arm/ipq9574/ipq9574.c
View file

@ -726,3 +726,30 @@ void fdt_fixup_auto_restart(void *blob)
return;
}
int is_secondary_core_off(unsigned int cpuid)
{
int err;
err = __invoke_psci_fn_smc(ARM_PSCI_TZ_FN_AFFINITY_INFO, cpuid, 0, 0);
return err;
}
void bring_secondary_core_down(unsigned int state)
{
__invoke_psci_fn_smc(ARM_PSCI_TZ_FN_CPU_OFF, state, 0, 0);
}
int bring_sec_core_up(unsigned int cpuid, unsigned int entry, unsigned int arg)
{
int err;
err = __invoke_psci_fn_smc(ARM_PSCI_TZ_FN_CPU_ON, cpuid, entry, arg);
if (err) {
printf("Enabling CPU%d via psci failed!\n", cpuid);
return -1;
}
printf("Enabled CPU%d via psci successfully!\n", cpuid);
return 0;
}

7
include/configs/ipq9574.h
View file

@ -101,6 +101,13 @@
#define CONFIG_IPQ_NO_MACS 6
#define CONFIG_ENV_IS_IN_SPI_FLASH 1
#define CONFIG_ENV_SECT_SIZE (64 * 1024)
#define CONFIG_SMP_CMD_SUPPORT
#ifdef CONFIG_SMP_CMD_SUPPORT
#define NR_CPUS 4
#endif
/*
* IPQ_TFTP_MIN_ADDR: Starting address of Linux HLOS region.
* CONFIG_TZ_END_ADDR: Ending address of Trust Zone and starting