Acquire ATF commit hash when booting U-Boot to make user easy to know the ATF version.
Signed-off-by: Peng Fan peng.fan@nxp.com --- arch/arm/mach-imx/imx8m/soc.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c index 871179509c..8b6be7bc19 100644 --- a/arch/arm/mach-imx/imx8m/soc.c +++ b/arch/arm/mach-imx/imx8m/soc.c @@ -425,3 +425,27 @@ void reset_cpu(ulong addr) } } #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