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From 39d80e444fb704e48d0163735ae181117e2e1adf Mon Sep 17 00:00:00 2001
From: Jae Hyun Yoo <jae.hyun.yoo@intel.com>
Date: Fri, 20 Nov 2020 10:59:10 -0800
Subject: [PATCH] Disable SoC debug feature
This commit disables Aspeed SoC debug feature due to security
concerns.
Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com>
---
arch/arm/mach-aspeed/platform_g5.S | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/mach-aspeed/platform_g5.S b/arch/arm/mach-aspeed/platform_g5.S
index ef43d5d400c1..2c8bf03b0eff 100644
--- a/arch/arm/mach-aspeed/platform_g5.S
+++ b/arch/arm/mach-aspeed/platform_g5.S
@@ -582,6 +582,14 @@ espi_early_init_done:
mov r1, #0xAE
str r1, [r0]
+#if !defined(CONFIG_ASPEED_SOC_DEBUG)
+ /* Disable SoC debug */
+ ldr r0, =0x1e6e202c
+ ldr r1, [r0]
+ orr r1, r1, #0x400
+ str r1, [r0]
+#endif
+
#ifdef CONFIG_HW_WATCHDOG
/* Enable WDT2 to recover u-boot hang */
ldr r0, =0x1e785024
--
2.17.1
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