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SubjectRe: [PATCH 3/3] ARM: mach-stm32: Add Extended TrustZone Protection driver
On Tue, Feb 27, 2018 at 03:09:26PM +0100, Benjamin Gaignard wrote:
+
> +static const u32 stm32mp1_ip_addr[] = {
> + 0x5c008000, /* 00 stgenc */
> + 0x54000000, /* 01 bkpsram */
> + 0x5c003000, /* 02 iwdg1 */
> + 0x5c000000, /* 03 usart1 */
> + 0x5c001000, /* 04 spi6 */
> + 0x5c002000, /* 05 i2c4 */

...

This duplicates information that is in the DT, which is unfortunate.

Why can these not be marked disabled inthe DT instead?

If it's dynamic form boot-to-boot, then the FW can probe this prior to
entering Linux, and patch the DT appropriately.

Thanks,
Mark.

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