ARM: Tegra210: Add support to common Tegra source/config files

[oweals/u-boot.git] / arch / arm / mach-tegra / lowlevel_init.S

diff --git a/arch/arm/mach-tegra/lowlevel_init.S b/arch/arm/mach-tegra/lowlevel_init.S
index 4bc0a3f5a119b40aa1af15d92abdaeefca6b977c..1273f94aa38eac441b533933a358e51557e2ed29 100644 (file)
--- a/arch/arm/mach-tegra/lowlevel_init.S
+++ b/arch/arm/mach-tegra/lowlevel_init.S
@@ -10,6 +10,20 @@
 #include <config.h>
 #include <linux/linkage.h>
 
+#ifdef CONFIG_ARM64
+       .align  5
+ENTRY(reset_cpu)
+       /* get address for global reset register */
+       ldr     x1, =PRM_RSTCTRL
+       ldr     w3, [x1]
+       /* force reset */
+       orr     w3, w3, #0x10
+       str     w3, [x1]
+       mov     w0, w0
+1:
+       b       1b
+ENDPROC(reset_cpu)
+#else
        .align  5
 ENTRY(reset_cpu)
        ldr     r1, rstctl                      @ get addr for global reset
@@ -23,3 +37,4 @@ _loop_forever:
 rstctl:
        .word   PRM_RSTCTRL
 ENDPROC(reset_cpu)
+#endif