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imx8m: acquire ATF commit hash

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Acquire ATF commit hash when booting U-Boot to make user easy
to know the ATF version.

Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2020-04-22 10:51:13 +08:00 • committed by Stefano Babic
parent 3f49742801
commit a07bcec403
1 changed files with 24 additions and 0 deletions
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24
arch/arm/mach-imx/imx8m/soc.c
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@ -425,3 +425,27 @@ void reset_cpu(ulong addr)
} }
} }
#endif #endif
#if defined(CONFIG_ARCH_MISC_INIT)
static void acquire_buildinfo(void)
{
u64 atf_commit = 0;
/* Get ARM Trusted Firmware commit id */
atf_commit = call_imx_sip(IMX_SIP_BUILDINFO,
IMX_SIP_BUILDINFO_GET_COMMITHASH, 0, 0, 0);
if (atf_commit == 0xffffffff) {
debug("ATF does not support build info\n");
atf_commit = 0x30; /* Display 0, 0 ascii is 0x30 */
}
printf("\n BuildInfo:\n - ATF %s\n\n", (char *)&atf_commit);
}
int arch_misc_init(void)
{
acquire_buildinfo();
return 0;
}
#endif