1 files changed, 57 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/omap44xx-smc.S b/arch/arm/mach-omap2/omap44xx-smc.S
new file mode 100644
index 00000000000..e69d37d9520
--- /dev/null
+++ b/arch/arm/mach-omap2/omap44xx-smc.S
@@ -0,0 +1,57 @@
+/*
+ * OMAP44xx secure APIs file.
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc.
+ * Written by Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ *
+ * This program is free software,you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/linkage.h>
+
+/*
+ * This is common routine to manage secure monitor API
+ * used to modify the PL310 secure registers.
+ * 'r0' contains the value to be modified and 'r12' contains
+ * the monitor API number. It uses few CPU registers
+ * internally and hence they need be backed up including
+ * link register "lr".
+ * Function signature : void omap_smc1(u32 fn, u32 arg)
+ */
+
+ENTRY(omap_smc1)
+        stmfd   sp!, {r2-r12, lr}
+        mov     r12, r0
+        mov     r0, r1
+        dsb
+        smc     #0
+        ldmfd   sp!, {r2-r12, pc}
+ENDPROC(omap_smc1)
+
+ENTRY(omap_modify_auxcoreboot0)
+        stmfd   sp!, {r1-r12, lr}
+        ldr     r12, =0x104
+        dsb
+        smc     #0
+        ldmfd   sp!, {r1-r12, pc}
+ENDPROC(omap_modify_auxcoreboot0)
+
+ENTRY(omap_auxcoreboot_addr)
+        stmfd   sp!, {r2-r12, lr}
+        ldr     r12, =0x105
+        dsb
+        smc     #0
+        ldmfd   sp!, {r2-r12, pc}
+ENDPROC(omap_auxcoreboot_addr)
+
+ENTRY(omap_read_auxcoreboot0)
+        stmfd   sp!, {r2-r12, lr}
+        ldr     r12, =0x103
+        dsb
+        smc     #0
+        mov     r0, r0, lsr #9
+        ldmfd   sp!, {r2-r12, pc}
+ENDPROC(omap_read_auxcoreboot0)