Lines Matching +full:db0 +full:- +full:db7
1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Geert Uytterhoeven <geert@linux-m68k.org>
15 interface, which can be used in either 4-bit or 8-bit mode. By using a
24 data-gpios:
26 GPIO pins connected to the data signal lines DB0-DB7 (8-bit mode) or
27 DB4-DB7 (4-bit mode) of the LCD Controller's bus interface.
29 - maxItems: 4
30 - maxItems: 8
32 enable-gpios:
38 rs-gpios:
44 rw-gpios:
50 backlight-gpios:
54 display-height-chars:
60 display-width-chars:
66 internal-buffer-width:
69 display-width-chars for displays with more than 2 lines).
75 - compatible
76 - data-gpios
77 - enable-gpios
78 - rs-gpios
79 - display-height-chars
80 - display-width-chars
85 - |
86 #include <dt-bindings/gpio/gpio.h>
90 data-gpios = <&hc595 0 GPIO_ACTIVE_HIGH>,
94 enable-gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
95 rs-gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
97 display-height-chars = <2>;
98 display-width-chars = <16>;
100 - |
101 #include <dt-bindings/gpio/gpio.h>
103 #address-cells = <1>;
104 #size-cells = <0>;
109 gpio-controller;
110 #gpio-cells = <2>;
115 display-height-chars = <2>;
116 display-width-chars = <16>;
117 data-gpios = <&pcf8574 4 0>,
121 enable-gpios = <&pcf8574 2 0>;
122 rs-gpios = <&pcf8574 0 0>;
123 rw-gpios = <&pcf8574 1 0>;
124 backlight-gpios = <&pcf8574 3 0>;