From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm/mach-keystone/smc.S | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 arch/arm/mach-keystone/smc.S

(limited to 'arch/arm/mach-keystone/smc.S')

diff --git a/arch/arm/mach-keystone/smc.S b/arch/arm/mach-keystone/smc.S
new file mode 100644
index 000000000..21ef75cf5
--- /dev/null
+++ b/arch/arm/mach-keystone/smc.S
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Keystone Secure APIs
+ *
+ * Copyright (C) 2013 Texas Instruments, Inc.
+ * 	Santosh Shilimkar <santosh.shilimkar@ti.com>
+ */
+
+#include <linux/linkage.h>
+
+/**
+ * u32 keystone_cpu_smc(u32 command, u32 cpu, u32 addr)
+ *
+ * Low level CPU monitor API
+ * @command:	Monitor command.
+ * @cpu:	CPU Number
+ * @addr:	Kernel jump address for boot CPU
+ *
+ * Return: Non zero value on failure
+ */
+	.arch_extension sec
+ENTRY(keystone_cpu_smc)
+	stmfd   sp!, {r4-r11, lr}
+	smc	#0
+	ldmfd   sp!, {r4-r11, pc}
+ENDPROC(keystone_cpu_smc)
-- 
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