Device tree support is required for working USB host support, which in turn enables ethernet support.
Signed-off-by: Thierry Reding thierry.reding@avionic-design.de --- board/avionic-design/dts/tegra2-medcom.dts | 67 ++++++++++++++++++++++++++++ include/configs/medcom.h | 22 ++++++++- 2 files changed, 88 insertions(+), 1 deletion(-) create mode 100644 board/avionic-design/dts/tegra2-medcom.dts
diff --git a/board/avionic-design/dts/tegra2-medcom.dts b/board/avionic-design/dts/tegra2-medcom.dts new file mode 100644 index 0000000..f766078 --- /dev/null +++ b/board/avionic-design/dts/tegra2-medcom.dts @@ -0,0 +1,67 @@ +/dts-v1/; + +/include/ ARCH_CPU_DTS + +/ { + model = "Avionic Design Medcom-Wide"; + compatible = "avionic-design,medcom", "nvidia,tegra20"; + + aliases { + usb0 = "/usb@c5008000"; + }; + + chosen { + bootargs = "console=ttyS0,115200n8"; + }; + + memory { + reg = <0x00000000 0x20000000>; + }; + + clocks { + clk_32k: clk_32k { + clock-frequency = <32000>; + }; + + osc { + clock-frequency = <12000000>; + }; + }; + + clock@60006000 { + clocks = <&clk_32k &osc>; + }; + + serial@70006300 { + clock-frequency = <216000000>; + }; + + i2c@7000c000 { + status = "disabled"; + }; + + i2c@7000c400 { + status = "disabled"; + }; + + i2c@7000c500 { + status = "disabled"; + }; + + i2c@7000d000 { + status = "disabled"; + }; + + usb@c5000000 { + status = "disabled"; + }; + + usb@c5004000 { + status = "disabled"; + }; + + sdhci@c8000600 { + cd-gpios = <&gpio 58 0>; /* gpio PH2 */ + wp-gpios = <&gpio 59 0>; /* gpio PH3 */ + }; +}; diff --git a/include/configs/medcom.h b/include/configs/medcom.h index 2dc3507..072e15a 100644 --- a/include/configs/medcom.h +++ b/include/configs/medcom.h @@ -1,7 +1,7 @@ /* * (C) Copyright 2010,2011 * NVIDIA Corporation <www.nvidia.com> - * (C) Copyright 2011 + * (C) Copyright 2011-2012 * Avionic Design GmbH <www.avionic-design.de> * * See file CREDITS for list of people who contributed to this @@ -28,6 +28,11 @@
#include "tegra2-common.h"
+/* Enable fdt support for Medcom. Flash the image in u-boot-dtb.bin */ +#define CONFIG_DEFAULT_DEVICE_TREE tegra2-medcom +#define CONFIG_OF_CONTROL +#define CONFIG_OF_SEPARATE + /* High-level configuration options */ #define TEGRA2_SYSMEM "mem=384M@0M nvmem=128M@384M" #define V_PROMPT "Tegra2 (Medcom) # " @@ -49,6 +54,21 @@ #define CONFIG_TEGRA2_MMC #define CONFIG_CMD_MMC
+/* USB host support */ +#define CONFIG_USB_EHCI +#define CONFIG_USB_EHCI_TEGRA +#define CONFIG_USB_STORAGE +#define CONFIG_CMD_USB + +/* USB networking support */ +#define CONFIG_USB_HOST_ETHER +#define CONFIG_USB_ETHER_SMSC95XX +#define CONFIG_USB_ETHER_ASIX + +/* General networking support */ +#define CONFIG_CMD_NET +#define CONFIG_CMD_DHCP + #define CONFIG_DOS_PARTITION #define CONFIG_EFI_PARTITION #define CONFIG_CMD_EXT2