From: Kamlesh Gurudasani <kamlesh@ti.com>
Date: Thu, 2 Mar 2023 14:10:46 +0000 (+0530)
Subject: arm: mach-k3: am62: move scratch board area to HSM RAM
X-Git-Tag: v2025.01-rc5-pxa1908~1076^2~6
X-Git-Url: http://git.dujemihanovic.xyz/img/%7B%7B?a=commitdiff_plain;h=d3882531c34d92e619f3aa30c6aa439c8ea732a7;p=u-boot.git

arm: mach-k3: am62: move scratch board area to HSM RAM

On high security devices, ROM enables firewalls to protect the OCSRAM
region access during bootup. Only after TIFS has started (and had
time to disable the OCSRAM firewall region) will we have write access to
the region.

So, move scratch board area to HSM RAM.

Signed-off-by: Kamlesh Gurudasani <kamlesh@ti.com>
---

diff --git a/arch/arm/mach-k3/include/mach/am62_hardware.h b/arch/arm/mach-k3/include/mach/am62_hardware.h
index 17d3228cba..db4a32cd46 100644
--- a/arch/arm/mach-k3/include/mach/am62_hardware.h
+++ b/arch/arm/mach-k3/include/mach/am62_hardware.h
@@ -55,7 +55,6 @@
 
 #define ROM_EXTENDED_BOOT_DATA_INFO		0x43c3f1e0
 
-/* Use Last 2K as Scratch pad */
-#define TI_SRAM_SCRATCH_BOARD_EEPROM_START		0x70000000
+#define TI_SRAM_SCRATCH_BOARD_EEPROM_START	0x43c30000
 
 #endif /* __ASM_ARCH_AM62_HARDWARE_H */