diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2019-05-21 07:49:58 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-05-28 18:55:08 -0400 |
| commit | 005a804d0f3a0f0ace28a097142401ef9778e74c (patch) | |
| tree | 59828c9f9ab56c12a88343f56125b325010da075 /doc | |
| parent | 77934fdedfdd8a87d3b96c45b7bd540be60445d6 (diff) | |
cmd: remove unused `display` command
Compiling the display command leads to an error
undefined reference to `display_set'
No implementation of display_set() exists in U-Boot.
Eliminate the `display` command as well as the accompanying files.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.LED_display | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/doc/README.LED_display b/doc/README.LED_display deleted file mode 100644 index 19977ea7e0..0000000000 --- a/doc/README.LED_display +++ /dev/null @@ -1,26 +0,0 @@ -LED display internal API -======================================= - -This README describes the LED display API. - -The API is defined by the include file include/led-display.h - -The first step in to define CONFIG_CMD_DISPLAY in the board config file. -Then you need to provide the following functions to access LED display: - -void display_set(int cmd); - -This function should control the state of the LED display. Argument is -an ORed combination of the following values: - DISPLAY_CLEAR -- clear the display - DISPLAY_HOME -- set the position to the beginning of display - -int display_putc(char c); - -This function should display it's parameter on the LED display in the -current position. Returns the displayed character on success or -1 in -case of failure. - -With this functions defined 'display' command will display it's -arguments on the LED display (or clear the display if called without -arguments). |