[PATCH] ARM: soc: aspeed: Add secure boot controller support

Cédric Le Goater clg at kaod.org
Wed Mar 9 07:59:20 PST 2022


[ ... ]

>> +    sbe.abr_image = !!(security_status & ABR_IMAGE_SOURCE);
>> +    sbe.low_security_key = !!(security_status & LOW_SEC_KEY);
>> +    sbe.otp_protected = !!(security_status & OTP_PROTECTED);
>> +    sbe.secure_boot = !!(security_status & SECURE_BOOT);
>> +    /* Invert the bit, as 1 is boot from SPI/eMMC */
>> +    sbe.uart_boot =  !(security_status & UART_BOOT);
>> +
>> +    debugfs_root = debugfs_create_dir("aspeed", NULL);
> 
> may be use 'arch_debugfs_dir' or is that the same ? and test the returned
> value as it can fail.

Also, CONFIG_DEBUG_FS is not always selected.

Thanks,

C.



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