ARM: Tegra210: Add support to common Tegra source/config files
Derived from Tegra124, modified as appropriate during T210
board bringup. Cleaned up debug statements to conserve
string space, too. This also adds misc 64-bit changes
from Thierry Reding/Stephen Warren.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
diff --git a/arch/arm/mach-tegra/lowlevel_init.S b/arch/arm/mach-tegra/lowlevel_init.S
index 4bc0a3f..1273f94 100644
--- a/arch/arm/mach-tegra/lowlevel_init.S
+++ b/arch/arm/mach-tegra/lowlevel_init.S
@@ -10,8 +10,22 @@
#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
@ reg
ldr r3, [r1]
@@ -23,3 +37,4 @@
rstctl:
.word PRM_RSTCTRL
ENDPROC(reset_cpu)
+#endif