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/Linux-v5.10/drivers/auxdisplay/
Dhd44780.c3 * HD44780 Character LCD driver for Linux
36 struct hd44780 { struct
42 struct hd44780 *hd = lcd->drvdata; in hd44780_backlight() argument
48 static void hd44780_strobe_gpio(struct hd44780 *hd) in hd44780_strobe_gpio()
62 static void hd44780_write_gpio8(struct hd44780 *hd, u8 val, unsigned int rs) in hd44780_write_gpio8()
78 static void hd44780_write_gpio4(struct hd44780 *hd, u8 val, unsigned int rs) in hd44780_write_gpio4()
106 struct hd44780 *hd = lcd->drvdata; in hd44780_write_cmd_gpio8()
117 struct hd44780 *hd = lcd->drvdata; in hd44780_write_data_gpio8()
134 struct hd44780 *hd = lcd->drvdata; in hd44780_write_cmd_gpio4()
146 struct hd44780 *hd = lcd->drvdata; in hd44780_write_cmd_raw_gpio4()
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DKconfig19 config HD44780 config
20 tristate "HD44780 Character LCD support"
24 Enable support for Character LCDs using a HD44780 controller.
172 Say Y here if you have an HD44780 or KS-0074 LCD connected to your
DMakefile11 obj-$(CONFIG_HD44780) += hd44780.o
Darm-charlcd.c4 * This is basically an Hitachi HD44780 LCD with a custom IP block to drive it
35 /* Hitachi HD44780 display commands */
Dpanel.c10 * The LCD module may either be an HD44780-like 8-bit parallel LCD, or a 1-bit
/Linux-v5.10/Documentation/devicetree/bindings/auxdisplay/
Dhit,hd44780.yaml4 $id: http://devicetree.org/schemas/auxdisplay/hit,hd44780.yaml#
7 title: Hitachi HD44780 Character LCD Controller
13 The Hitachi HD44780 Character LCD Controller is commonly used on character
19 const: hit,hd44780
85 compatible = "hit,hd44780";
/Linux-v5.10/arch/arm/boot/dts/
Dkirkwood-netgear_readynas_nv+_v2.dts117 compatible = "hit,hd44780";
Darmada-370-netgear-rn104.dts147 compatible = "hit,hd44780";
/Linux-v5.10/drivers/parisc/
Dled.c107 * HP seems to have used Sharp/Hitachi HD44780 LCDs most of the time. */