diff options
| author | Tom Rini <[email protected]> | 2021-03-03 07:54:55 -0500 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2021-03-03 07:54:55 -0500 |
| commit | 23ab54e0933939d201d7c200503bc149128a13db (patch) | |
| tree | 429522b634bd0e7622128da87ebf84e9891b9737 /doc | |
| parent | 78af81c345430a9088235f48d302922955d2499f (diff) | |
| parent | 795d605cab787e6d9151221312b09391aacfb8e5 (diff) | |
Merge https://source.denx.de/u-boot/custodians/u-boot-usb
- Kconfig dependency fix for USB_KEYBOARD
- musb gadget fixes / enhancements
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.nokia_rx51 | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/doc/README.nokia_rx51 b/doc/README.nokia_rx51 index 320b5efc7dc..84d1912ddd2 100644 --- a/doc/README.nokia_rx51 +++ b/doc/README.nokia_rx51 @@ -24,8 +24,7 @@ called u-boot-gen-combined. It is available in following repository: There is support for hardware watchdog. Hardware watchdog is started by NOLO so u-boot must kick watchdog to prevent reboot device (but not very often, max every 2 seconds). There is also support for framebuffer display -output with ANSI escape codes and the N900 HW keyboard input. USB tty works -but is disabled because it prevents the current Maemo kernel from booting. +output with ANSI escape codes and the N900 HW keyboard input. When U-Boot is starting it enable IBE bit in Auxiliary Control Register, which is needed for Thumb-2 ISA support. It is workaround for errata 430973. @@ -49,10 +48,6 @@ Boot from SD or eMMC in this order: Available additional commands/variables: - * run sercon - Use serial port for control - * run usbcon - Use usbtty for control - * run vgacon - Use framebuffer and HW keyboard for control (default) - * run sdboot - Boot from external SD card (see boot order) * run emmcboot - Boot from internal eMMC memory (see boot order) * run attachboot - Boot attached kernel image (attached to U-Boot binary) @@ -87,14 +82,6 @@ Additional variables for booting kernel: and u-boot standard output is set to serial then setup_console_atag is automatically set to 1. So output from Maemo kernel would go to serial port. -USB TTY: - - Maemo kernel 2.6.28 will crash if u-boot enable usb tty. So USB TTY is disabled. - For enabling USB TTY just add this line to file include/configs/nokia_rx51.h - - #define CONFIG_USB_TTY - - UBIFS support: UBIFS support is disabled, because U-Boot image is too big and cannot be |
