diff options
| author | Lars Poeschel <poeschel@lemonage.de> | 2020-11-03 12:58:18 +0300 |
|---|---|---|
| committer | Miguel Ojeda <ojeda@kernel.org> | 2020-11-04 13:04:04 +0300 |
| commit | d2f2187e8f27cd884150acdce7ec96135260413b (patch) | |
| tree | 1d9f26fc7efc246b9a83643f5be97a60bc6aa56c /drivers/auxdisplay/hd44780.c | |
| parent | 01ec46dfa633a52ccfe38d4a194460d6adb2ba00 (diff) | |
| download | linux-d2f2187e8f27cd884150acdce7ec96135260413b.tar.xz | |
auxdisplay: implement various hd44780_common_ functions
This implements various hd44780_common_ functions for hd44780 compatible
display drivers to use. charlcd then calls these functions through its
ops function pointer.
The functions namely are:
- hd44780_common_shift_cursor
- hd44780_common_display_shift
- hd44780_common_display
- hd44780_common_cursor
- hd44780_common_blink
- hd44780_common_fontsize
- hd44780_common_lines
Reviewed-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Lars Poeschel <poeschel@lemonage.de>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Diffstat (limited to 'drivers/auxdisplay/hd44780.c')
| -rw-r--r-- | drivers/auxdisplay/hd44780.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/auxdisplay/hd44780.c b/drivers/auxdisplay/hd44780.c index 5916da09f738..7b7b28d72198 100644 --- a/drivers/auxdisplay/hd44780.c +++ b/drivers/auxdisplay/hd44780.c @@ -131,6 +131,13 @@ static const struct charlcd_ops hd44780_ops_gpio8 = { .home = hd44780_common_home, .clear_display = hd44780_common_clear_display, .init_display = hd44780_common_init_display, + .shift_cursor = hd44780_common_shift_cursor, + .shift_display = hd44780_common_shift_display, + .display = hd44780_common_display, + .cursor = hd44780_common_cursor, + .blink = hd44780_common_blink, + .fontsize = hd44780_common_fontsize, + .lines = hd44780_common_lines, }; /* Send a command to the LCD panel in 4 bit GPIO mode */ @@ -179,6 +186,13 @@ static const struct charlcd_ops hd44780_ops_gpio4 = { .home = hd44780_common_home, .clear_display = hd44780_common_clear_display, .init_display = hd44780_common_init_display, + .shift_cursor = hd44780_common_shift_cursor, + .shift_display = hd44780_common_shift_display, + .display = hd44780_common_display, + .cursor = hd44780_common_cursor, + .blink = hd44780_common_blink, + .fontsize = hd44780_common_fontsize, + .lines = hd44780_common_lines, }; static int hd44780_probe(struct platform_device *pdev) |