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-rw-r--r--arch/arm/mach-tegra/dt-setup.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/dt-setup.c b/arch/arm/mach-tegra/dt-setup.c
new file mode 100644
index 0000000000..f44d9cb04d
--- /dev/null
+++ b/arch/arm/mach-tegra/dt-setup.c
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2010-2016, NVIDIA CORPORATION.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch-tegra/gpu.h>
+
+/*
+ * This function is called right before the kernel is booted. "blob" is the
+ * device tree that will be passed to the kernel.
+ */
+int ft_system_setup(void *blob, bd_t *bd)
+{
+ const char *gpu_compats[] = {
+#if defined(CONFIG_TEGRA124)
+ "nvidia,gk20a",
+#endif
+#if defined(CONFIG_TEGRA210)
+ "nvidia,gm20b",
+#endif
+ };
+ int i, ret;
+
+ /* Enable GPU node if GPU setup has been performed */
+ for (i = 0; i < ARRAY_SIZE(gpu_compats); i++) {
+ ret = tegra_gpu_enable_node(blob, gpu_compats[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}