Module Name: src
Committed By: tnn
Date: Sun Aug 1 16:17:05 UTC 2021
Modified Files:
src/share/man/man4: ssdfb.4
Log Message:
ssdfb(4): add an iic fdt attachment example also
To generate a diff of this commit:
cvs rdiff -u -r1.5 -r1.6 src/share/man/man4/ssdfb.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/ssdfb.4
diff -u src/share/man/man4/ssdfb.4:1.5 src/share/man/man4/ssdfb.4:1.6
--- src/share/man/man4/ssdfb.4:1.5 Sun Aug 1 15:35:47 2021
+++ src/share/man/man4/ssdfb.4 Sun Aug 1 16:17:05 2021
@@ -1,4 +1,4 @@
-.\" $NetBSD: ssdfb.4,v 1.5 2021/08/01 15:35:47 tnn Exp $
+.\" $NetBSD: ssdfb.4,v 1.6 2021/08/01 16:17:05 tnn Exp $
.\"
.\" Copyright (c) 2019 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -95,17 +95,32 @@ On most displays, the contrast setting c
.Xr wsconsctl 8
program.
.Sh EXAMPLES
-To attach an SSD1322 display using the 4-wire SPI interface on an
+To attach an SSD1322 display using the 4-wire
+.Xr spi 4
+interface on an
Allwinner A20 ARM single board computer, the following Device Tree overlay
can be used:
.Bd -literal -offset indent
&spi0 {
- ssdfb@0 {
- compatible = "solomon,ssd1322";
- reg = <0x00>;
- dc-gpio = <0x10 0x07 0x02 0x00>;
- status = "okay";
- };
+ ssdfb@0 {
+ compatible = "solomon,ssd1322";
+ reg = <0x00>;
+ dc-gpio = <0x10 0x07 0x02 0x00>;
+ status = "okay";
+ };
+};
+.Ed
+.Pp
+To attach an SSD1306 display using the
+.Xr iic 4
+interface on the same board, use:
+.Bd -literal -offset indent
+&i2c2 {
+ ssdfb@3c {
+ compatible = "solomon,ssd1306fb-i2c";
+ reg = <0x3c>;
+ status = "okay";
+ };
};
.Ed
.Sh SEE ALSO
