11 files changed, 34 insertions, 4 deletions
diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
index ff29ef5a905..82a3a365c5b 100644
--- a/include/config_distro_bootcmd.h
+++ b/include/config_distro_bootcmd.h
@@ -118,8 +118,10 @@
 	  "setenv efi_fdtfile ${soc}-${board}${boardver}.dtb; "           \
 	"fi; "
 #else
+#ifndef BOOTENV_EFI_SET_FDTFILE_FALLBACK
 #define BOOTENV_EFI_SET_FDTFILE_FALLBACK
 #endif
+#endif
 
 
 #define BOOTENV_SHARED_EFI                                                \
diff --git a/include/configs/apalis_t30.h b/include/configs/apalis_t30.h
index bf0aefda2ad..f0c003d2fe0 100644
--- a/include/configs/apalis_t30.h
+++ b/include/configs/apalis_t30.h
@@ -12,7 +12,14 @@
 
 #include "tegra30-common.h"
 
-/* Board-specific serial config */
+/*
+ * Board-specific serial config
+ *
+ * Apalis UART1: NVIDIA UARTA
+ * Apalis UART2: NVIDIA UARTD
+ * Apalis UART3: NVIDIA UARTB
+ * Apalis UART4: NVIDIA UARTC
+ */
 #define CONFIG_TEGRA_ENABLE_UARTA
 #define CONFIG_SYS_NS16550_COM1		NV_PA_APB_UARTA_BASE
 
diff --git a/include/configs/cei-tk1-som.h b/include/configs/cei-tk1-som.h
index dd3bdacc2c4..2c406d31866 100644
--- a/include/configs/cei-tk1-som.h
+++ b/include/configs/cei-tk1-som.h
@@ -28,8 +28,6 @@
 #include "tegra-common-usb-gadget.h"
 #include "tegra-common-post.h"
 
-#define CONFIG_ARMV7_PSCI			1
-#define CONFIG_ARMV7_PSCI_NR_CPUS		4
 /* Reserve top 1M for secure RAM */
 #define CONFIG_ARMV7_SECURE_BASE		0xfff00000
 #define CONFIG_ARMV7_SECURE_RESERVE_SIZE	0x00100000
diff --git a/include/configs/colibri_t30.h b/include/configs/colibri_t30.h
index fa0fa93b030..94802a66f7a 100644
--- a/include/configs/colibri_t30.h
+++ b/include/configs/colibri_t30.h
@@ -14,7 +14,13 @@
 
 /* High-level configuration options */
 
-/* Board-specific serial config */
+/*
+ * Board-specific serial config
+ *
+ * Colibri UART-A: NVIDIA UARTA
+ * Colibri UART-B: NVIDIA UARTD
+ * Colibri UART-C: NVIDIA UARTB
+ */
 #define CONFIG_TEGRA_ENABLE_UARTA
 #define CONFIG_SYS_NS16550_COM1		NV_PA_APB_UARTA_BASE
 
diff --git a/include/configs/tegra-common.h b/include/configs/tegra-common.h
index 2b968917d34..432eceaf351 100644
--- a/include/configs/tegra-common.h
+++ b/include/configs/tegra-common.h
@@ -49,6 +49,12 @@
 /* Boot Argument Buffer Size */
 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
 
+#ifdef CONFIG_ARM64
+#define FDTFILE "nvidia/" CONFIG_DEFAULT_DEVICE_TREE ".dtb"
+#else
+#define FDTFILE CONFIG_DEFAULT_DEVICE_TREE ".dtb"
+#endif
+
 /*-----------------------------------------------------------------------
  * Physical Memory Map
  */
diff --git a/include/configs/tegra114-common.h b/include/configs/tegra114-common.h
index d3a70456976..9d751b67404 100644
--- a/include/configs/tegra114-common.h
+++ b/include/configs/tegra114-common.h
@@ -50,6 +50,7 @@
 	"scriptaddr=0x90000000\0" \
 	"pxefile_addr_r=0x90100000\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"fdtfile=" FDTFILE "\0" \
 	"fdt_addr_r=0x83000000\0" \
 	"ramdisk_addr_r=0x83100000\0"
 
diff --git a/include/configs/tegra124-common.h b/include/configs/tegra124-common.h
index 522993b958a..0eb8f928091 100644
--- a/include/configs/tegra124-common.h
+++ b/include/configs/tegra124-common.h
@@ -52,6 +52,7 @@
 	"scriptaddr=0x90000000\0" \
 	"pxefile_addr_r=0x90100000\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"fdtfile=" FDTFILE "\0" \
 	"fdt_addr_r=0x83000000\0" \
 	"ramdisk_addr_r=0x83100000\0"
 
diff --git a/include/configs/tegra186-common.h b/include/configs/tegra186-common.h
index b4936cc731f..d5f21e09072 100644
--- a/include/configs/tegra186-common.h
+++ b/include/configs/tegra186-common.h
@@ -20,6 +20,12 @@
 /* Generic Interrupt Controller */
 #define CONFIG_GICV2
 
+#undef FDTFILE
+#define BOOTENV_EFI_SET_FDTFILE_FALLBACK                                  \
+        "if test -z \"${fdtfile}\" -a -n \"${soc}\"; then "               \
+          "setenv efi_fdtfile ${vendor}/${soc}-${board}${boardver}.dtb; "           \
+        "fi; "
+
 /*
  * Memory layout for where various images get loaded by boot scripts:
  *
diff --git a/include/configs/tegra20-common.h b/include/configs/tegra20-common.h
index 1e31d82574a..fdd89969554 100644
--- a/include/configs/tegra20-common.h
+++ b/include/configs/tegra20-common.h
@@ -51,6 +51,7 @@
 	"scriptaddr=0x10000000\0" \
 	"pxefile_addr_r=0x10100000\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"fdtfile=" FDTFILE "\0" \
 	"fdt_addr_r=0x03000000\0" \
 	"ramdisk_addr_r=0x03100000\0"
 
diff --git a/include/configs/tegra210-common.h b/include/configs/tegra210-common.h
index 1b8e94b60cc..2226effe16a 100644
--- a/include/configs/tegra210-common.h
+++ b/include/configs/tegra210-common.h
@@ -46,6 +46,7 @@
 	"scriptaddr=0x90000000\0" \
 	"pxefile_addr_r=0x90100000\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"fdtfile=" FDTFILE "\0" \
 	"fdt_addr_r=0x83000000\0" \
 	"ramdisk_addr_r=0x83200000\0"
 
diff --git a/include/configs/tegra30-common.h b/include/configs/tegra30-common.h
index 54bc6756abe..6c5dc24b266 100644
--- a/include/configs/tegra30-common.h
+++ b/include/configs/tegra30-common.h
@@ -47,6 +47,7 @@
 	"scriptaddr=0x90000000\0" \
 	"pxefile_addr_r=0x90100000\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"fdtfile=" FDTFILE "\0" \
 	"fdt_addr_r=0x83000000\0" \
 	"ramdisk_addr_r=0x83100000\0"